Observed 12:10 AM PDT at KLGB

South El Monte, CA weather

Clear and 63°17°, jacket by 6 AM.

Forecasts differ

Now 63°17°

Clear

Wind: 3 mph5 km/h; From the northeast. 35–5 mph8 km/h through 12 PM
Dew point: 55°13°; A little sticky
UV index: 0Low; Moderate 10 AM–5 PM · peak 5
Air quality: 17Good; Main pollutant: Ozone
Pressure: 29.91 inHg1013 hPa; Steady over the next 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Low 55°13° today at 6 AM
Above 70°21° today by noon
High 78°26° today at 3 PM
Below 70°21° tonight after 7 PM

TonightNear 59°15° · Clear
This morningUp to 67°19° by 11 AM · Clear
This afternoonUp to 78°26° by 3 PM · Clear
TonightDown to 59°15° by 4 AM · Clear
Tomorrow morningUp to 70°21° by 11 AM · Clear
Tomorrow afternoonUp to 81°27° by 3 PM · Partly cloudy
Tomorrow nightDown to 71°22° by 10 PM · Partly cloudy

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 12a	Clear	60°16° (likely 54°12° to 61°16°)	60°16°	0%	5 mph8 km/h from NE, gusts 4 mph6 km/h	89%	8%	0
Sat 1a	Clear	60°16° (likely 53°12° to 60°16°)	60°16°	0%	5 mph8 km/h from NE, gusts 4 mph6 km/h	90%	11%	0
Sat 2a	Clear	58°14° (likely 52°11° to 59°15°)	58°14°	0%	5 mph8 km/h from NNE, gusts 3 mph5 km/h	92%	14%	0
Sat 3a	Clear	58°14° (likely 52°11° to 58°14°)	58°14°	0%	5 mph8 km/h from NNE, gusts 3 mph5 km/h	93%	17%	0
Sat 4a	Clear	58°14° (likely 51°11° to 58°14°)	58°14°	0%	5 mph8 km/h from NNE, gusts 3 mph5 km/h	95%	20%	0
Sat 5a	Mostly clear	58°14° (likely 50°10° to 58°14°)	58°14°	0%	5 mph8 km/h from NNE, gusts 4 mph7 km/h	95%	23%	0
Sat 6a	Mostly clear	55°13° (likely 50°10° to 56°13°)	55°13°	0%	5 mph8 km/h from NNE, gusts 3 mph5 km/h	95%	22%	0
Sat 7a	Mostly sunny	55°13° (likely 49°9° to 55°13°)	55°13°	0%	5 mph8 km/h from NNE, gusts 5 mph8 km/h	95%	18%	0
Sat 8a	Mostly sunny	57°14° (likely 51°11° to 57°14°)	57°14°	0%	5 mph8 km/h from N, gusts 5 mph8 km/h	94%	12%	0
Sat 9a	Sunny	60°16° (likely 57°14° to 64°18°)	60°16°	0%	5 mph8 km/h from N, gusts 4 mph7 km/h	82%	3%	1
Sat 10a	Sunny	63°17° (likely 63°17° to 69°21°)	63°17°	0%	5 mph8 km/h from N, gusts 4 mph6 km/h	71%	2%	3
Sat 11a	Sunny	67°19° (likely 67°19° to 73°23°)	67°19°	0%	5 mph8 km/h from N, gusts 4 mph6 km/h	61%	0%	4
Sat 12p	Sunny	70°21° (likely 70°21° to 76°24°)	70°21°	0%	5 mph8 km/h from N, gusts 5 mph9 km/h	56%	0%	5
Sat 1p	Sunny	73°23° (likely 73°23° to 80°27°)	73°23°	0%	5 mph8 km/h from N, gusts 8 mph13 km/h	51%	1%	5
Sat 2p	Sunny	76°24° (likely 74°23° to 81°27°)	76°24°	0%	5 mph8 km/h from WSW, gusts 8 mph13 km/h	47%	1%	5
Sat 3p	Sunny	78°26° (likely 75°24° to 82°28°)	78°26°	0%	5 mph8 km/h from WSW, gusts 8 mph13 km/h	49%	1%	4
Sat 4p	Sunny	78°26° (likely 74°23° to 82°28°)	78°26°	0%	5 mph8 km/h from WSW, gusts 8 mph13 km/h	50%	0%	3
Sat 5p	Sunny	75°24° (likely 73°23° to 78°26°)	75°24°	0%	5 mph8 km/h from WSW, gusts 12 mph19 km/h	49%	0%	2
Sat 6p	Clear	71°22° (likely 70°21° to 74°23°)	71°22°	0%	5 mph8 km/h from WSW, gusts 11 mph18 km/h	56%	0%	0
Sat 7p	Clear	69°21° (likely 65°18° to 70°21°)	69°21°	0%	5 mph8 km/h from WSW, gusts 9 mph14 km/h	61%	0%	0
Sat 8p	Clear	69°21° (likely 62°17° to 69°21°)	69°21°	0%	5 mph8 km/h from NNW, gusts 6 mph10 km/h	69%	0%	0
Sat 9p	Clear	66°19° (likely 59°15° to 66°19°)	66°19°	0%	5 mph8 km/h from NNW, gusts 4 mph6 km/h	72%	1%	0
Sat 10p	Clear	66°19° (likely 57°14° to 66°19°)	66°19°	0%	5 mph8 km/h from NNW, gusts 3 mph5 km/h	73%	1%	0
Sat 11p	Clear	64°18° (likely 56°13° to 64°18°)	64°18°	0%	5 mph8 km/h from NE, gusts 3 mph4 km/h	74%	1%	0
Sun 12a	Clear	64°18° (likely 55°13° to 64°18°)	64°18°	0%	5 mph8 km/h from NE, gusts 5 mph7 km/h	76%	1%	0
Sun 1a	Clear	62°17° (likely 54°12° to 62°17°)	62°17°	0%	5 mph8 km/h from NE, gusts 6 mph9 km/h	76%	0%	0
Sun 2a	Clear	61°16° (likely 54°12° to 61°16°)	61°16°	0%	5 mph8 km/h from NE, gusts 5 mph9 km/h	77%	0%	0
Sun 3a	Clear	61°16° (likely 54°12° to 61°16°)	61°16°	0%	5 mph8 km/h from NE, gusts 5 mph8 km/h	77%	0%	0
Sun 4a	Clear	59°15° (likely 53°12° to 59°15°)	59°15°	0%	5 mph8 km/h from NE, gusts 6 mph9 km/h	78%	0%	0
Sun 5a	Clear	59°15° (likely 52°11° to 59°15°)	59°15°	0%	5 mph8 km/h from NNE, gusts 5 mph9 km/h	80%	0%	0
Sun 6a	Clear	57°14° (likely 52°11° to 57°14°)	57°14°	0%	5 mph8 km/h from NNE, gusts 5 mph8 km/h	81%	0%	0
Sun 7a	Sunny	57°14° (likely 51°11° to 57°14°)	57°14°	0%	5 mph8 km/h from NNE, gusts 5 mph8 km/h	80%	0%	0
Sun 8a	Sunny	59°15° (likely 53°12° to 59°15°)	59°15°	0%	0 mph0 km/h, gusts 5 mph8 km/h	77%	0%	0
Sun 9a	Sunny	63°17° (likely 59°15° to 64°18°)	63°17°	0%	0 mph0 km/h, gusts 5 mph8 km/h	68%	0%	1
Sun 10a	Sunny	66°19° (likely 66°19° to 69°21°)	66°19°	0%	0 mph0 km/h, gusts 4 mph6 km/h	59%	0%	3
Sun 11a	Sunny	70°21° (likely 70°21° to 73°23°)	70°21°	0%	0 mph0 km/h, gusts 3 mph5 km/h	51%	0%	4
Sun 12p	Sunny	74°23° (likely 74°23° to 77°25°)	74°23°	0%	0 mph0 km/h, gusts 4 mph6 km/h	46%	0%	5
Sun 1p	Sunny	77°25° (likely 77°25° to 80°27°)	77°25°	0%	0 mph0 km/h, gusts 4 mph7 km/h	42%	40%	5
Sun 2p	Sunny	79°26° (likely 78°26° to 82°28°)	79°26°	0%	5 mph8 km/h from W, gusts 5 mph8 km/h	39%	40%	5
Sun 3p	Sunny	81°27° (likely 78°26° to 82°28°)	81°27°	0%	5 mph8 km/h from W, gusts 7 mph11 km/h	41%	35%	4
Sun 4p	Sunny	81°27° (likely 77°25° to 82°28°)	81°27°	0%	5 mph8 km/h from W, gusts 8 mph13 km/h	42%	31%	3
Sun 5p	Sunny	80°27° (likely 77°25° to 80°27°)	80°27°	0%	5 mph8 km/h from WSW, gusts 12 mph19 km/h	42%	40%	1
Sun 6p	Clear	76°24° (likely 74°23° to 77°25°)	76°24°	0%	5 mph8 km/h from WSW, gusts 11 mph18 km/h	49%	25%	0
Sun 7p	Clear	74°23° (likely 67°19° to 75°24°)	74°23°	0%	5 mph8 km/h from WSW, gusts 8 mph14 km/h	58%	25%	0
Sun 8p	Clear	73°23° (likely 61°16° to 74°23°)	73°23°	0%	5 mph8 km/h from NNW, gusts 5 mph8 km/h	65%	25%	0
Sun 9p	Mostly clear	73°23° (likely 58°14° to 73°23°)	73°23°	0%	5 mph8 km/h from NNW, gusts 4 mph6 km/h	69%	47%	0
Sun 10p	Mostly clear	71°22° (likely 55°13° to 73°23°)	71°22°	0%	5 mph8 km/h from NNW, gusts 4 mph6 km/h	71%	54%	0
Sun 11p	Mostly clear	71°22° (likely 53°12° to 72°22°)	71°22°	0%	5 mph8 km/h from N, gusts 3 mph5 km/h	71%	44%	0

Days ahead

Shaded: typical range for these dates (1991–2020)

Today, Oct 24. Sunny. High 78°26°, low 55°13°. Typical 78°26° / 58°14°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 57°14°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 78°26°
  Dry
3. Evening
  6 PM–midnight
  Clear, 69°21°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 59°15°
  Dry
Official NWS forecast
Today: Sunny, with a high near 78. Northwest wind around 5 mph.
Tonight: Clear, with a low around 55. Northeast wind around 5 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
75°24°–82°28°
Low, likely
49°9°–55°13°
Typical high / low
78°26° / 58°14°
Wind
10 mph16 km/h
UV peak
5
Tomorrow, Oct 25. Mostly sunny. High 81°27°, low 58°14°. Typical 78°26° / 58°14°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 59°15°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 81°27°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 73°23°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 58°14°
  Dry
Official NWS forecast
Day: Sunny, with a high near 81. West northwest wind 0 to 5 mph.
Night: Mostly clear, with a low around 58. North wind around 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
78°26°–82°28°
Low, likely
50°10°–58°14°
Typical high / low
78°26° / 58°14°
Wind
9 mph15 km/h, gusts 15 mph24 km/h
UV peak
5
Monday, Oct 26. Mostly sunny. High 81°27°, low 57°14°. Typical 77°25° / 58°14°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 58°15°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 81°27°
  Dry
3. Evening
  6 PM–midnight
  Clear, 66°19°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 58°14°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 81.
Night: Mostly clear, with a low around 57.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
78°26°–82°28°
Low, likely
50°10°–64°18°
Typical high / low
77°25° / 58°14°
Wind
10 mph17 km/h, gusts 17 mph27 km/h
UV peak
5
Tuesday, Oct 27. Mostly sunny. High 81°27°, low 58°14°. Typical 77°25° / 58°14°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 58°15°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 78°26°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 66°19°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 58°14°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 81.
Night: Partly cloudy, with a low around 58.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
75°24°–81°27°
Low, likely
51°11°–62°17°
Typical high / low
77°25° / 58°14°
Wind
10 mph16 km/h
UV peak
5
Wednesday, Oct 28. Mostly cloudy. High 80°27°, low 58°14°. Typical 77°25° / 58°14°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 58°14°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 77°25°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 66°19°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 60°16°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 80.
Night: Mostly cloudy, with a low around 58.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
73°23°–80°27°
Low, likely
52°11°–62°17°
Typical high / low
77°25° / 58°14°
Wind
8 mph12 km/h, gusts 13 mph21 km/h
UV peak
4
Thursday, Oct 29. Cloudy. High 75°24°, low 57°14°. Typical 77°25° / 57°14°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 61°16°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 73°23°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 67°19°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 61°16°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 75.
Night: A chance of rain showers after 11pm. Mostly cloudy, with a low around 57.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
70°21°–75°24°
Low, likely
56°13°–64°18°
Typical high / low
77°25° / 57°14°
Wind
7 mph12 km/h, gusts 19 mph31 km/h
UV peak
4
Friday, Oct 30. Showers. High 72°22°, low 60°16°. Typical 77°25° / 57°14°. Rain 0.09 in2.3 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 61°16°
  20% chance · 0.01 in0.3 mm
2. Afternoon
  noon–6 PM
  Partly sunny, 71°21°
  30% chance · 0.01 in0.3 mm
3. Evening
  6 PM–midnight
  Clear, 64°18°
  30% chance · 0.02 in0.6 mm
4. Overnight
  midnight–6 AM
  Mostly clear, 60°16°
  30% chance · 0.11 in2.7 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain showers. Partly sunny, with a high near 72.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
66°19°–73°23°
Low, likely
56°13°–64°18°
Typical high / low
77°25° / 57°14°
Wind
10 mph16 km/h, gusts 20 mph32 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 69°21°, low 57°14°. Typical 77°25° / 57°14°. Rain 0.25 in6.4 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 60°15°
  30% chance · 0.1 in2.6 mm
2. Afternoon
  noon–6 PM
  Cloudy, 70°21°
  40% chance · 0.05 in1.4 mm
3. Evening
  6 PM–midnight
  Cloudy, 63°17°
  40% chance
4. Overnight
  midnight–6 AM
  Partly cloudy, 59°15°
  40% chance
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
64°18°–75°24°
Low, likely
51°11°–65°18°
Typical high / low
77°25° / 57°14°
Wind
7 mph12 km/h, gusts 20 mph32 km/h
UV peak
3
Sunday, Nov 1. Showers. High 73°23°, low 56°13°. Typical 76°24° / 57°14°. Rain 0.22 in5.6 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 60°16°
  40% chance
2. Afternoon
  noon–6 PM
  Cloudy, 75°24°
  40% chance
3. Evening
  6 PM–midnight
  Showers, 65°18°
  40% chance · 0.27 in6.9 mm
4. Overnight
  midnight–6 AM
  Showers, 57°14°
  30% chance · 0.07 in1.8 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
69°21°–79°26°
Low, likely
48°9°–66°19°
Typical high / low
76°24° / 57°14°
Wind
12 mph19 km/h
UV peak
3
Monday, Nov 2. Showers. High 73°23°, low 59°15°. Typical 76°24° / 56°13°. Rain 0.15 in3.8 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Drizzle, 63°17°
  20% chance
2. Afternoon
  noon–6 PM
  Sunny, 76°24°
  20% chance
3. Evening
  6 PM–midnight
  Clear, 67°20°
  Dry
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
71°22°–76°24°
Low, likely
54°12°–66°19°
Typical high / low
76°24° / 56°13°
Wind
9 mph14 km/h
UV peak
5

10 days15 days30 days

The outlook

Today
Dry, high 78°, low 55°.
Tomorrow
Dry, high 81°, low 58°, warming up.
Monday
Dry, high 81°, low 57°.
Rest of week
Highs 69–81°; chance of precipitation on Sunday.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (LOX) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue

Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

San Gabriel River above Whittier Narrows Dam

1.3 mi

Level: 4.5 ft
Flow: 261 cfs

Reading from Fri 10:30 PM · NWS gauge page

Rio Hondo at Garvey

1.4 mi

Below flood stage

Level: 1.3 ft

Reading from Fri 11 PM · NWS gauge page

Eaton Wash at Loftus

1.7 mi

Below flood stage

Level: 0.2 ft

Reading from Fri 11 PM · NWS gauge page

Alhambra Wash at Klingerman

2.2 mi

Below flood stage

Level: 0.3 ft

Reading from Fri 11 PM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Cooling this week

About 49% less cooling than a typical week.

This week 9Typical 18

Cooling degree days, base 65°F

Comfort

Comfortable, non-humid air (dew point 55°F).

Open the windows?

Today, 9:00 AM–3:00 AM

Good stretch to open the windows (air quality forecast not available for part of this window).

Is this typical?

LOS ANGELES DOWNTOWN · official normals 1991–2020 · records 1877–2026

Oct 24, today vs a typical year

Today’s expected high is about typical for the date.

Last 7 days vs normal

On average 3°1° warmer than normal (daily mean temperature).

+8°+4°SunOct 18
+5°+3°MonOct 19
+5°+3°TueOct 20
−1°WedOct 21
−3°−2°ThuOct 22
—FriOct 23
—SatOct 24

South El Monte weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 11 h 2 min; Losing 1 min 57 s a day; shortest Dec 21, 1 h 9 min less
Golden hour: 5:32–6:23 PM; Morning 6:49–7:39 AM
Blue hour: 6:23–6:32 PM; Morning 6:39–6:49 AM; first light 6:39 AM

Stars tonight? Fair

Mostly clear 12:41–6:39 AM, but the moon is 96% lit and up.

Moon

Waxing gibbous

96% lit · growing

Today: sets 5:27 AM · rises 5:05 PM
Full moon: Oct 25
New moon: Nov 8

Looking northeast from South El Monte. The highest point on the skyline is about 11,300 ft, 69 mi away.Skyline from USGS elevation data, heights drawn up to 4.5× taller. Sky, sun and moon as they are now.

South El Monte, CA weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

San Gabriel River above Whittier Narrows Dam

Rio Hondo at Garvey

Eaton Wash at Loftus

Alhambra Wash at Klingerman

For your home

Cooling this week

Comfort

Open the windows?

Is this typical?

Oct 24, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Fair

Moon