Three Rivers weather by month
What a typical year looks like in Three Rivers, California: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Lemon Cove, 15 km from Three Rivers; records cover 1899–2026.
The year at a glance
- Precipitation a year
- 14.1 in357 mm
- Snow a year
- Rare
- Last spring freeze
- Feb 10
- First fall freeze
- Dec 5
- Heating degree days
- 2,087
- Cooling degree days
- 2,102
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 29°−1° (heating, 99%) and 107°42° (cooling, 1%).
Month by month
Three Rivers in January
Highs average 60°15° and lows 38°3°, with 2.7 in68 mm of precipitation in a typical January.
- Record high
- 82°28° (1990)
- Record low
- 15°−9° (1913)
- Heating degree days
- 499
- Cooling degree days
- 0
Three Rivers in February
Highs average 65°18° and lows 41°5°, with 2.3 in59 mm of precipitation in a typical February.
- Record high
- 87°31° (1902)
- Record low
- 20°−7° (1918)
- Heating degree days
- 330
- Cooling degree days
- 0
Three Rivers in March
Highs average 71°22° and lows 45°7°, with 2.5 in63 mm of precipitation in a typical March.
- Record high
- 97°36° (2026)
- Record low
- 25°−4° (1910)
- Heating degree days
- 228
- Cooling degree days
- 10
Three Rivers in April
Highs average 77°25° and lows 47°9°, with 1.4 in36 mm of precipitation in a typical April.
- Record high
- 110°43° (1910)
- Record low
- 27°−3° (1917)
- Heating degree days
- 130
- Cooling degree days
- 49
Three Rivers in May
Highs average 86°30° and lows 54°12°, with 0.62 in16 mm of precipitation in a typical May.
- Record high
- 118°48° (1910)
- Record low
- 31°−1° (1899)
- Heating degree days
- 37
- Cooling degree days
- 180
Three Rivers in June
Highs average 94°35° and lows 59°15°, with 0.15 in3.8 mm of precipitation in a typical June.
- Record high
- 115°46° (1901)
- Record low
- 38°3° (1909)
- Heating degree days
- 4
- Cooling degree days
- 359
Three Rivers in July
Highs average 100°38° and lows 65°18°, with 0.02 in0.5 mm of precipitation in a typical July.
- Record high
- 118°48° (1922)
- Record low
- 36°2° (1909)
- Heating degree days
- 0
- Cooling degree days
- 542
Three Rivers in August
Highs average 99°37° and lows 63°17°, with 0 in0 mm of precipitation in a typical August.
- Record high
- 115°46° (1933)
- Record low
- 38°3° (1922)
- Heating degree days
- 0
- Cooling degree days
- 502
Three Rivers in September
Highs average 94°34° and lows 59°15°, with 0.06 in1.5 mm of precipitation in a typical September.
- Record high
- 115°46° (2022)
- Record low
- 36°2° (1909)
- Heating degree days
- 3
- Cooling degree days
- 342
Three Rivers in OctoberThis month
Highs average 83°28° and lows 51°11°, with 0.67 in17 mm of precipitation in a typical October.
- Record high
- 106°41° (2024)
- Record low
- 26°−3° (1909)
- Heating degree days
- 53
- Cooling degree days
- 113
Three Rivers in November
Highs average 69°20° and lows 43°6°, with 1.3 in34 mm of precipitation in a typical November.
- Record high
- 92°33° (2010)
- Record low
- 20°−7° (1909)
- Heating degree days
- 284
- Cooling degree days
- 5
Three Rivers in December
Highs average 59°15° and lows 37°3°, with 2.3 in58 mm of precipitation in a typical December.
- Record high
- 86°30° (1901)
- Record low
- 19°−7° (1990)
- Heating degree days
- 519
- Cooling degree days
- 0