South Bend weather by month
What a typical year looks like in South Bend, Washington: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Raymond 2 S, 6 km from South Bend; records cover 1980–2026.
The year at a glance
- Precipitation a year
- 83.6 in2125 mm
- Snow a year
- 1.1 in2.8 cm
- Last spring freeze
- Apr 27
- First fall freeze
- Oct 16
- Heating degree days
- 5,571
- Cooling degree days
- 43
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 19°−7° (heating, 99%) and 89°32° (cooling, 1%).
Month by month
South Bend in January
Highs average 48°9° and lows 33°1°, with 13.1 in331 mm of precipitation and 0.5 in1.3 cm of snow in a typical January.
- Record high
- 66°19° (1990)
- Record low
- 5°−15° (1980)
- Heating degree days
- 761
- Cooling degree days
- 0
South Bend in February
Highs average 51°10° and lows 32°0°, with 8.7 in221 mm of precipitation and 0.1 in0.3 cm of snow in a typical February.
- Record high
- 75°24° (1992)
- Record low
- 5°−15° (1989)
- Heating degree days
- 659
- Cooling degree days
- 0
South Bend in March
Highs average 54°12° and lows 35°1°, with 9.7 in247 mm of precipitation in a typical March.
- Record high
- 79°26° (1994)
- Record low
- 17°−8° (2019)
- Heating degree days
- 642
- Cooling degree days
- 0
South Bend in April
Highs average 58°14° and lows 37°3°, with 6.5 in166 mm of precipitation in a typical April.
- Record high
- 89°32° (2023)
- Record low
- 25°−4° (2007)
- Heating degree days
- 522
- Cooling degree days
- 0
South Bend in May
Highs average 63°17° and lows 43°6°, with 3.6 in92 mm of precipitation in a typical May.
- Record high
- 94°34° (1987)
- Record low
- 28°−2° (1985)
- Heating degree days
- 369
- Cooling degree days
- 2
South Bend in June
Highs average 67°19° and lows 47°8°, with 2.6 in66 mm of precipitation in a typical June.
- Record high
- 107°42° (2021)
- Record low
- 34°1° (1980)
- Heating degree days
- 245
- Cooling degree days
- 5
South Bend in July
Highs average 71°22° and lows 51°11°, with 0.91 in23 mm of precipitation in a typical July.
- Record high
- 100°38° (2006)
- Record low
- 37°3° (1985)
- Heating degree days
- 135
- Cooling degree days
- 16
South Bend in August
Highs average 73°23° and lows 50°10°, with 1.4 in35 mm of precipitation in a typical August.
- Record high
- 102°39° (1981)
- Record low
- 35°2° (1980)
- Heating degree days
- 122
- Cooling degree days
- 16
South Bend in September
Highs average 70°21° and lows 46°8°, with 3.1 in79 mm of precipitation in a typical September.
- Record high
- 99°37° (1988)
- Record low
- 29°−2° (1983)
- Heating degree days
- 218
- Cooling degree days
- 4
South Bend in OctoberThis month
Highs average 61°16° and lows 40°4°, with 8.3 in212 mm of precipitation in a typical October.
- Record high
- 88°31° (1987)
- Record low
- 17°−8° (2002)
- Heating degree days
- 462
- Cooling degree days
- 0
South Bend in November
Highs average 52°11° and lows 35°2°, with 13 in331 mm of precipitation in a typical November.
- Record high
- 70°21° (1990)
- Record low
- 9°−13° (1985)
- Heating degree days
- 646
- Cooling degree days
- 0
South Bend in December
Highs average 47°8° and lows 32°0°, with 12.6 in321 mm of precipitation and 0.5 in1.3 cm of snow in a typical December.
- Record high
- 69°21° (1989)
- Record low
- 3°−16° (1983)
- Heating degree days
- 790
- Cooling degree days
- 0