Pierce weather by month
What a typical year looks like in Pierce, Idaho: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Pierce, 0 km from Pierce; records cover 1963–2026.
The year at a glance
- Precipitation a year
- 43.1 in1094 mm
- Snow a year
- 114 in289 cm
- Last spring freeze
- Jun 8
- First fall freeze
- Sep 3
- Heating degree days
- 7,888
- Cooling degree days
- 121
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −2°−19° (heating, 99%) and 95°35° (cooling, 1%).
Month by month
Pierce in January
Highs average 35°2° and lows 19°−7°, with 5.5 in140 mm of precipitation and 32 in82 cm of snow in a typical January.
- Record high
- 52°11° (2005)
- Record low
- −29°−34° (1979)
- Heating degree days
- 1186
- Cooling degree days
- 0
Pierce in February
Highs average 39°4° and lows 20°−7°, with 4.1 in104 mm of precipitation and 23 in59 cm of snow in a typical February.
- Record high
- 60°16° (2005)
- Record low
- −22°−30° (1989)
- Heating degree days
- 992
- Cooling degree days
- 0
Pierce in March
Highs average 47°8° and lows 24°−5°, with 4.4 in110 mm of precipitation and 11 in27 cm of snow in a typical March.
- Record high
- 77°25° (2025)
- Record low
- −10°−23° (1989)
- Heating degree days
- 924
- Cooling degree days
- 0
Pierce in April
Highs average 54°12° and lows 29°−2°, with 4 in102 mm of precipitation and 5 in11 cm of snow in a typical April.
- Record high
- 88°31° (1977)
- Record low
- 12°−11° (2008)
- Heating degree days
- 696
- Cooling degree days
- 0
Pierce in May
Highs average 64°18° and lows 36°2°, with 3.8 in97 mm of precipitation in a typical May.
- Record high
- 94°34° (1986)
- Record low
- 21°−6° (1969)
- Heating degree days
- 464
- Cooling degree days
- 2
Pierce in June
Highs average 71°22° and lows 42°5°, with 3.3 in85 mm of precipitation in a typical June.
- Record high
- 102°39° (2015)
- Record low
- 28°−2° (1965)
- Heating degree days
- 267
- Cooling degree days
- 11
Pierce in July
Highs average 83°28° and lows 45°7°, with 1.3 in32 mm of precipitation in a typical July.
- Record high
- 101°38° (1967)
- Record low
- 29°−2° (1971)
- Heating degree days
- 95
- Cooling degree days
- 61
Pierce in August
Highs average 83°28° and lows 43°6°, with 1 in26 mm of precipitation in a typical August.
- Record high
- 105°41° (2018)
- Record low
- 25°−4° (1992)
- Heating degree days
- 115
- Cooling degree days
- 42
Pierce in September
Highs average 73°23° and lows 36°2°, with 1.6 in41 mm of precipitation in a typical September.
- Record high
- 100°38° (2022)
- Record low
- 10°−12° (1985)
- Heating degree days
- 323
- Cooling degree days
- 5
Pierce in OctoberThis month
Highs average 58°14° and lows 30°−1°, with 3.4 in87 mm of precipitation and 0.4 in1 cm of snow in a typical October.
- Record high
- 87°31° (1987)
- Record low
- 1°−17° (2002)
- Heating degree days
- 663
- Cooling degree days
- 0
Pierce in November
Highs average 42°6° and lows 24°−4°, with 4.9 in125 mm of precipitation and 11 in27 cm of snow in a typical November.
- Record high
- 69°21° (1975)
- Record low
- −18°−28° (1985)
- Heating degree days
- 954
- Cooling degree days
- 0
Pierce in December
Highs average 34°1° and lows 19°−7°, with 5.7 in145 mm of precipitation and 32 in80 cm of snow in a typical December.
- Record high
- 53°12° (2002)
- Record low
- −33°−36° (1968)
- Heating degree days
- 1209
- Cooling degree days
- 0