Thorp weather by month
What a typical year looks like in Thorp, Washington: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Ellensburg Bowers Field, 11 km from Thorp; records cover 1940–2026.
The year at a glance
- Precipitation a year
- 9.2 in233 mm
- Snow a year
- Rare
- Last spring freeze
- May 2
- First fall freeze
- Oct 4
- Heating degree days
- 5,970
- Cooling degree days
- 567
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are 5°−15° (heating, 99%) and 101°38° (cooling, 1%).
Month by month
Thorp in January
Highs average 37°3° and lows 24°−4°, with 1.2 in31 mm of precipitation in a typical January.
- Record high
- 61°16° (2009)
- Record low
- −29°−34° (1957)
- Heating degree days
- 1074
- Cooling degree days
- 0
Thorp in February
Highs average 44°7° and lows 27°−3°, with 0.78 in20 mm of precipitation in a typical February.
- Record high
- 65°18° (2011)
- Record low
- −27°−33° (1950)
- Heating degree days
- 826
- Cooling degree days
- 0
Thorp in March
Highs average 53°12° and lows 31°−1°, with 0.81 in21 mm of precipitation in a typical March.
- Record high
- 76°24° (2016)
- Record low
- −8°−22° (1955)
- Heating degree days
- 710
- Cooling degree days
- 0
Thorp in April
Highs average 61°16° and lows 37°3°, with 0.68 in17 mm of precipitation in a typical April.
- Record high
- 89°32° (2012)
- Record low
- 18°−8° (1951)
- Heating degree days
- 482
- Cooling degree days
- 0
Thorp in May
Highs average 71°22° and lows 45°7°, with 0.92 in23 mm of precipitation in a typical May.
- Record high
- 99°37° (2006)
- Record low
- 20°−7° (1954)
- Heating degree days
- 239
- Cooling degree days
- 20
Thorp in June
Highs average 77°25° and lows 51°11°, with 0.55 in14 mm of precipitation in a typical June.
- Record high
- 114°46° (2021)
- Record low
- 31°−1° (1954)
- Heating degree days
- 95
- Cooling degree days
- 70
Thorp in July
Highs average 86°30° and lows 57°14°, with 0.23 in5.8 mm of precipitation in a typical July.
- Record high
- 109°43° (2022)
- Record low
- 36°2° (1954)
- Heating degree days
- 17
- Cooling degree days
- 222
Thorp in August
Highs average 87°30° and lows 56°13°, with 0.17 in4.3 mm of precipitation in a typical August.
- Record high
- 107°42° (2018)
- Record low
- 36°2° (2000)
- Heating degree days
- 16
- Cooling degree days
- 207
Thorp in September
Highs average 78°25° and lows 47°8°, with 0.37 in9.4 mm of precipitation in a typical September.
- Record high
- 99°37° (2006)
- Record low
- 26°−3° (2000)
- Heating degree days
- 131
- Cooling degree days
- 47
Thorp in OctoberThis month
Highs average 62°17° and lows 37°3°, with 0.83 in21 mm of precipitation in a typical October.
- Record high
- 88°31° (2020)
- Record low
- 8°−13° (2002)
- Heating degree days
- 478
- Cooling degree days
- 1
Thorp in November
Highs average 47°8° and lows 29°−2°, with 1.1 in27 mm of precipitation in a typical November.
- Record high
- 69°21° (2021)
- Record low
- −9°−23° (2010)
- Heating degree days
- 820
- Cooling degree days
- 0
Thorp in December
Highs average 36°2° and lows 24°−5°, with 1.5 in39 mm of precipitation in a typical December.
- Record high
- 66°19° (2021)
- Record low
- −16°−27° (1948)
- Heating degree days
- 1082
- Cooling degree days
- 0