Rio Grande near San Benito
13 mi- Level
- 34.4 ft
- Flow
- 96 cfs
Forecast peak 34.7 ft Wed 1 AM
Reading from Fri 9:15 AM · NWS gauge page
Observed 11:15 AM CDT at KHRL
Primera, TX weather
Partly cloudy and 81°27°.
Today: low 68°20° (likely 68°20° to 69°21°), high 86°30°.
Now 81°27°
Partly sunny
- Wind
- 9 mph15 km/h
- From the east. 58–13 mph21 km/h through 11 PM
- Dew point
- 64°18°
- Sticky
- Air quality
- 53Moderate
- PM2.5 (fine particles) · tomorrow good
Next 48 hours
Good hours for
This afternoonUp to 86°30° by 2 PM
TonightDown to 69°21° by 5 AM
Tomorrow morningUp to 83°28° by 11 AM
Tomorrow afternoonNear 85°29°
Tomorrow nightDown to 71°22° by 5 AM
Sunday morningUp to 79°26° by 10 AM
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Fri 11a | Mostly sunny | 81°27° (likely 81°27° to 82°28°) | 83°28° | 0% | 8 mph13 km/h from E | 62% | — | — |
| Fri 12p | Mostly sunny | 84°29° (likely 83°28° to 84°29°) | 86°30° | 0% | 8 mph13 km/h from E | 55% | — | — |
| Fri 1p | Partly sunny | 85°29° (likely 85°29° to 85°29°) | 87°31° | 0% | 9 mph14 km/h from E | 51% | — | — |
| Fri 2p | Partly sunny | 86°30° (likely 86°30° to 86°30°) | 87°31° | 0% | 9 mph14 km/h from E | 48% | — | — |
| Fri 3p | Mostly sunny | 86°30° (likely 86°30° to 86°30°) | 87°31° | 0% | 12 mph19 km/h from E | 48% | — | — |
| Fri 4p | Mostly sunny | 85°29° (likely 85°29° to 86°30°) | 86°30° | 0% | 13 mph21 km/h from E | 49% | — | — |
| Fri 5p | Mostly sunny | 84°29° (likely 84°29° to 84°29°) | 85°29° | 0% | 13 mph21 km/h from E | 51% | — | — |
| Fri 6p | Mostly sunny | 82°28° (likely 82°28° to 82°28°) | 84°29° | 0% | 13 mph21 km/h from E | 54% | — | — |
| Fri 7p | Mostly clear | 78°26° (likely 78°26° to 79°26°) | 78°26° | 0% | 10 mph16 km/h from E | 64% | — | — |
| Fri 8p | Mostly clear | 76°24° (likely 76°24° to 77°25°) | 76°24° | 0% | 8 mph13 km/h from E | 71% | — | — |
| Fri 9p | Clear | 75°24° (likely 75°24° to 76°24°) | 75°24° | 0% | 6 mph10 km/h from ESE | 75% | — | — |
| Fri 10p | Clear | 74°23° (likely 74°23° to 74°23°) | 74°23° | 0% | 6 mph10 km/h from E | 78% | — | — |
| Fri 11p | Mostly clear | 73°23° (likely 73°23° to 74°23°) | 73°23° | 0% | 5 mph8 km/h from ESE | 82% | — | — |
| Sat 12a | Mostly clear | 72°22° (likely 72°22° to 73°23°) | 72°22° | 0% | 5 mph8 km/h from ESE | 83% | — | — |
| Sat 1a | Mostly clear | 72°22° (likely 72°22° to 72°22°) | 72°22° | 0% | 5 mph8 km/h from ESE | 82% | — | — |
| Sat 2a | Mostly clear | 71°22° (likely 71°22° to 71°22°) | 71°22° | 0% | 5 mph8 km/h from ESE | 84% | — | — |
| Sat 3a | Partly cloudy | 70°21° (likely 70°21° to 71°22°) | 70°21° | 0% | 5 mph8 km/h from ESE | 86% | — | — |
| Sat 4a | Mostly clear | 70°21° (likely 70°21° to 70°21°) | 70°21° | 0% | 5 mph8 km/h from ESE | 88% | — | — |
| Sat 5a | Mostly clear | 69°21° (likely 69°21° to 70°21°) | 69°21° | 0% | 5 mph8 km/h from E | 91% | — | — |
| Sat 6a | Mostly clear | 70°21° (likely 70°21° to 70°21°) | 70°21° | 0% | 5 mph8 km/h from E | 90% | — | — |
| Sat 7a | Partly cloudy | 69°21° (likely 69°21° to 71°22°) | 69°21° | 0% | 6 mph10 km/h from E | 91% | — | — |
| Sat 8a | Mostly cloudy | 70°21° (likely 70°21° to 72°22°) | 70°21° | 5% | 6 mph10 km/h from ESE | 91% | — | — |
| Sat 9a | Partly sunny | 75°24° (likely 75°24° to 76°24°) | 75°24° | 5% | 7 mph11 km/h from ESE | 81% | — | — |
| Sat 10a | Partly sunny | 80°27° (likely 80°27° to 80°27°) | 83°28° | 5% | 10 mph16 km/h from ESE | 70% | — | — |
| Sat 11a | Partly sunny | 83°28° (likely 82°28° to 83°28°) | 87°31° | 0% | 14 mph23 km/h from ESE | 62% | — | — |
| Sat 12p | Partly sunny | 85°29° (likely 84°29° to 85°29°) | 88°31° | 0% | 14 mph23 km/h from ESE | 57% | — | — |
| Sat 1p | Partly sunny | 86°30° (likely 84°29° to 86°30°) | 89°32° | 10% | 15 mph24 km/h from ESE | 56% | — | — |
| Sat 2p | Partly sunny | 86°30° (likely 84°29° to 86°30°) | 89°32° | 0% | 16 mph26 km/h from ESE | 53% | — | — |
| Sat 3p | Partly sunny | 86°30° (likely 84°29° to 86°30°) | 89°32° | 0% | 16 mph26 km/h from ESE | 53% | — | — |
| Sat 4p | Partly sunny | 85°29° (likely 83°28° to 85°29°) | 88°31° | 0% | 17 mph27 km/h from ESE | 54% | — | — |
| Sat 5p | Partly sunny | 84°29° (likely 82°28° to 84°29°) | 87°31° | 5% | 16 mph26 km/h from ESE | 55% | — | — |
| Sat 6p | Partly sunny | 82°28° (likely 81°27° to 82°28°) | 84°29° | 0% | 16 mph26 km/h from ESE | 59% | — | — |
| Sat 7p | Partly cloudy | 79°26° (likely 79°26° to 79°26°) | 81°27° | 0% | 13 mph21 km/h from ESE | 66% | — | — |
| Sat 8p | Partly cloudy | 77°25° (likely 77°25° to 78°26°) | 77°25° | 0% | 10 mph16 km/h from ESE | 71% | — | — |
| Sat 9p | Partly cloudy | 76°24° (likely 76°24° to 77°25°) | 76°24° | 0% | 9 mph14 km/h from ESE | 73% | — | — |
| Sat 10p | Partly cloudy | 76°24° (likely 76°24° to 77°25°) | 76°24° | 0% | 9 mph14 km/h from ESE | 74% | — | — |
| Sat 11p | Partly cloudy | 75°24° (likely 75°24° to 76°24°) | 75°24° | 0% | 9 mph14 km/h from ESE | 75% | — | — |
| Sun 12a | Mostly cloudy | 74°23° (likely 74°23° to 76°24°) | 74°23° | 0% | 8 mph13 km/h from ESE | 75% | — | — |
| Sun 1a | Mostly cloudy | 74°23° (likely 74°23° to 75°24°) | 74°23° | 0% | 8 mph13 km/h from ESE | 76% | — | — |
| Sun 2a | Mostly cloudy | 73°23° (likely 73°23° to 73°23°) | 73°23° | 0% | 8 mph13 km/h from ESE | 77% | — | — |
| Sun 3a | Mostly cloudy | 72°22° (likely 72°22° to 72°22°) | 72°22° | 0% | 7 mph11 km/h from ESE | 79% | — | — |
| Sun 4a | Mostly cloudy | 72°22° (likely 72°22° to 72°22°) | 72°22° | 0% | 7 mph11 km/h from ESE | 80% | — | — |
| Sun 5a | Mostly cloudy | 71°22° (likely 71°22° to 71°22°) | 71°22° | 0% | 7 mph11 km/h from ESE | 81% | — | — |
| Sun 6a | Mostly cloudy | 70°21° (likely 70°21° to 70°21°) | 70°21° | 0% | 7 mph11 km/h from ESE | 82% | — | — |
| Sun 7a | Mostly cloudy | 71°22° (likely 71°22° to 71°22°) | 71°22° | 0% | 7 mph11 km/h from ESE | 80% | — | — |
| Sun 8a | Mostly cloudy | 73°23° (likely 73°23° to 73°23°) | 73°23° | 0% | 8 mph13 km/h from ESE | 76% | — | — |
| Sun 9a | Mostly cloudy | 76°24° (likely 76°24° to 76°24°) | 76°24° | 0% | 9 mph14 km/h from ESE | 71% | — | — |
| Sun 10a | Mostly cloudy | 79°26° (likely 79°26° to 79°26°) | 81°27° | 0% | 10 mph16 km/h from ESE | 65% | — | — |
Days ahead
Shaded: typical range for these dates (1991–2020)
Today, Oct 23. Mostly sunny. High 86°30°, low 68°20°. Typical 86°30° / 64°18°. Dry. One forecast only.
Afternoon
noon–6 PM
Mostly sunny, 86°30°Dry
Evening
6 PM–midnight
Clear, 76°24°Dry
Overnight
midnight–6 AM
Partly cloudy, 69°21°Dry
Official NWS forecast
Today: Sunny, with a high near 86. East wind 8 to 13 mph, with gusts as high as 22 mph.
Tonight: Mostly clear, with a low around 68. East southeast wind 5 to 13 mph, with gusts as high as 22 mph.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 86°30°
- Low, likely
- 68°20°–69°21°
- Typical high / low
- 86°30° / 64°18°
- Wind
- 11 mph18 km/h
Tomorrow, Oct 24. Partly sunny. High 86°30°, low 70°21°. Typical 86°30° / 63°17°. Dry. One forecast only.
Morning
6 AM–noon
Partly sunny, 70°21°Dry
Afternoon
noon–6 PM
Partly sunny, 86°30°Dry
Evening
6 PM–midnight
Partly cloudy, 77°25°Dry
Overnight
midnight–6 AM
Mostly cloudy, 71°22°Dry
Official NWS forecast
Day: Mostly sunny, with a high near 86. East southeast wind 5 to 17 mph, with gusts as high as 26 mph.
Night: Partly cloudy, with a low around 70. East southeast wind 7 to 16 mph, with gusts as high as 25 mph.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 84°29°–86°30°
- Low, likely
- 70°21°
- Typical high / low
- 86°30° / 63°17°
- Wind
- 14 mph22 km/h
Sunday, Oct 25. Mostly cloudy. High 85°29°, low 67°19°. Typical 86°30° / 63°17°. Dry. One forecast only.
Morning
6 AM–noon
Mostly cloudy, 73°23°Dry
Official NWS forecast
Day: Partly sunny, with a high near 85. East southeast wind 7 to 13 mph, with gusts as high as 23 mph.
Night: Mostly cloudy, with a low around 67. East wind 3 to 13 mph, with gusts as high as 21 mph.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 84°29°–85°29°
- Low, likely
- 67°19°–72°22°
- Typical high / low
- 86°30° / 63°17°
- Wind
- 11 mph18 km/h
Monday, Oct 26. Partly sunny. High 86°30°, low 68°20°. Typical 85°29° / 63°17°. Dry. One forecast only.
Official NWS forecast
Day: Mostly sunny, with a high near 86. East northeast wind 3 to 10 mph.
Night: A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68. East wind 2 to 12 mph. Chance of precipitation is 20%.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 85°29°–86°30°
- Low, likely
- 68°20°–69°21°
- Typical high / low
- 85°29° / 63°17°
- Wind
- 9 mph15 km/h
Tuesday, Oct 27. Partly sunny. High 84°29°, low 67°19°. Typical 85°29° / 62°17°. Rain 0.26 in6.6 mm, 40% chance. One forecast only.
Official NWS forecast
Day: A chance of showers and thunderstorms. Partly sunny, with a high near 84. East wind 3 to 9 mph. Chance of precipitation is 40%.
Night: A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 67. East wind 2 to 10 mph. Chance of precipitation is 40%.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 82°28°–84°29°
- Low, likely
- 67°19°–71°22°
- Typical high / low
- 85°29° / 62°17°
- Wind
- 8 mph13 km/h
Wednesday, Oct 28. Thunderstorms. High 85°29°, low 67°19°. Typical 85°29° / 62°17°. Storms 0.21 in5.3 mm, 30% chance. One forecast only.
Official NWS forecast
Day: A slight chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 85. East wind 3 to 10 mph. Chance of precipitation is 30%.
Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 83°28°–85°29°
- Low, likely
- 67°19°–71°22°
- Typical high / low
- 85°29° / 62°17°
- Wind
- 8 mph13 km/h
Thursday, Oct 29. Mostly cloudy. High 84°29°, low 68°20°. Typical 84°29° / 62°17°. Rain 0.2 in5.1 mm, 30% chance. One forecast only.
Official NWS forecast
Day: A slight chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
Night: A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 68.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 83°28°–84°29°
- Low, likely
- 68°20°–72°22°
- Typical high / low
- 84°29° / 62°17°
- Wind
- 10 mph16 km/h
The outlook
Today
Dry, high 86°, low 68°.
Tomorrow
Dry, high 86°, low 70°.
Sunday
Dry, high 85°, low 67°.
Rest of week
Mostly dry, highs 84–86°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (BRO) (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
Rivers
NOAA river gauges within 25 mi
Below flood stage
Arroyo Colorado at Harlingen
4.6 mi- Level
- 4.3 ft
- Flow
- 106 cfs
Reading from Fri 9:15 AM · NWS gauge page
North Floodway Near Sebastian
6.4 mi- Level
- 8.5 ft
Reading from Fri 9:15 AM · NWS gauge page
Arroyo Colorado South of Mercedes
12 mi- Level
- 0.5 ft
- Flow
- 88 cfs
Reading from Fri 9:15 AM · NWS gauge page
For your home
What this week’s weather means for heating, cooling, pipes and fresh air.
Cooling this week
About 63% less cooling than a typical week.
This week 24Typical 63
Cooling degree days, base 65°F
Comfort
Sticky, humid air (dew point 64°F).
Open the windows?
No stretch in the next few days is comfortable enough outside, by temperature, dew point and air quality.
Is this typical?
Harlingen Rio Grande Valley International Airport · official normals 1991–2020 · records 1952–2026
Oct 23, today vs a typical year
Today’s expected high is about typical for the date.
- Normal high / low
- 86°30° / 64°18°
- Forecast high / low
- 86°30° / 68°20°
- Record high
- 95°35° in 2020
- Record low
- 46°8° in 2007
Last 7 days vs normal
On average 6°3° colder than normal (daily mean temperature).
- −12°−7°SatOct 17
- −9°−5°SunOct 18
- —MonOct 19
- −1°TueOct 20
- ±0°WedOct 21
- —ThuOct 22
- —FriOct 23
Primera weather by month: normals, records, snow and freeze dates
Sun & moon
Sun
Sunrise 7:34 AM, sunset 6:55 PM.
- Daylight
- 11 h 21 min
- Losing 1 min 24 s a day; shortest Dec 21, 51 min less
- Golden hour
- 6:24–7:10 PM
- Morning 7:20–8:05 AM
- Blue hour
- 7:10–7:19 PM
- Morning 7:11–7:20 AM; first light 7:11 AM
Stars tonight? Unknown
Cloud forecast not available for tonight.
Moon
Waxing gibbous
92% lit · growing
- Today
- sets 4:58 AM · rises 5:16 PM
- Full moon
- Oct 25
- New moon
- Nov 9
