Wallace weather by month
What a typical year looks like in Wallace, California: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Sutter Hill Cdf, 24 km from Wallace; records cover 1968–2026.
The year at a glance
- Precipitation a year
- 32 in813 mm
- Snow a year
- Rare
- Last spring freeze
- Mar 1
- First fall freeze
- Dec 4
- Heating degree days
- 2,857
- Cooling degree days
- 1,432
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 29°−2° (heating, 99%) and 104°40° (cooling, 1%).
Month by month
Wallace in January
Highs average 55°13° and lows 39°4°, with 6.1 in154 mm of precipitation in a typical January.
- Record high
- 76°24° (2014)
- Record low
- 23°−5° (2007)
- Heating degree days
- 558
- Cooling degree days
- 0
Wallace in February
Highs average 58°14° and lows 42°5°, with 5.7 in144 mm of precipitation in a typical February.
- Record high
- 75°24° (2025)
- Record low
- 24°−4° (2023)
- Heating degree days
- 427
- Cooling degree days
- 0
Wallace in March
Highs average 62°17° and lows 42°6°, with 4.9 in124 mm of precipitation in a typical March.
- Record high
- 87°31° (2026)
- Record low
- 24°−4° (2023)
- Heating degree days
- 402
- Cooling degree days
- 0
Wallace in April
Highs average 67°19° and lows 45°7°, with 2.8 in71 mm of precipitation in a typical April.
- Record high
- 92°33° (2004)
- Record low
- 25°−4° (2022)
- Heating degree days
- 286
- Cooling degree days
- 12
Wallace in May
Highs average 75°24° and lows 51°11°, with 1.7 in43 mm of precipitation in a typical May.
- Record high
- 100°38° (2008)
- Record low
- 31°−1° (1999)
- Heating degree days
- 133
- Cooling degree days
- 70
Wallace in June
Highs average 86°30° and lows 57°14°, with 0.38 in9.7 mm of precipitation in a typical June.
- Record high
- 107°42° (2014)
- Record low
- 41°5° (1999)
- Heating degree days
- 27
- Cooling degree days
- 221
Wallace in July
Highs average 93°34° and lows 63°17°, with 0.02 in0.5 mm of precipitation in a typical July.
- Record high
- 110°43° (2006)
- Record low
- 42°6° (1999)
- Heating degree days
- 2
- Cooling degree days
- 404
Wallace in August
Highs average 92°33° and lows 62°17°, with 0.04 in1 mm of precipitation in a typical August.
- Record high
- 108°42° (2017)
- Record low
- 47°8° (2010)
- Heating degree days
- 1
- Cooling degree days
- 370
Wallace in September
Highs average 87°30° and lows 60°15°, with 0.26 in6.6 mm of precipitation in a typical September.
- Record high
- 107°42° (2017)
- Record low
- 43°6° (2019)
- Heating degree days
- 16
- Cooling degree days
- 259
Wallace in OctoberThis month
Highs average 77°25° and lows 53°12°, with 1.7 in43 mm of precipitation in a typical October.
- Record high
- 99°37° (2001)
- Record low
- 27°−3° (2008)
- Heating degree days
- 99
- Cooling degree days
- 90
Wallace in November
Highs average 63°17° and lows 44°7°, with 3.1 in79 mm of precipitation in a typical November.
- Record high
- 89°32° (2010)
- Record low
- 28°−2° (2006)
- Heating degree days
- 345
- Cooling degree days
- 6
Wallace in December
Highs average 55°13° and lows 39°4°, with 5.4 in137 mm of precipitation in a typical December.
- Record high
- 70°21° (2000)
- Record low
- 20°−7° (1998)
- Heating degree days
- 561
- Cooling degree days
- 0