Van Tassell weather by month
What a typical year looks like in Van Tassell, Wyoming: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Torrington 29n, 21 km from Van Tassell; records cover 1994–2026.
The year at a glance
- Precipitation a year
- 14.8 in375 mm
- Snow a year
- 53 in135 cm
- Last spring freeze
- May 19
- First fall freeze
- Sep 22
- Heating degree days
- 7,378
- Cooling degree days
- 502
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −10°−23° (heating, 99%) and 97°36° (cooling, 1%).
Month by month
Van Tassell in January
Highs average 37°3° and lows 14°−10°, with 0.25 in6.4 mm of precipitation and 5 in13 cm of snow in a typical January.
- Record high
- 71°22° (2015)
- Record low
- −26°−32° (2024)
- Heating degree days
- 1234
- Cooling degree days
- 0
Van Tassell in February
Highs average 38°3° and lows 15°−9°, with 0.33 in8.4 mm of precipitation and 7 in17 cm of snow in a typical February.
- Record high
- 69°21° (2017)
- Record low
- −24°−31° (2006)
- Heating degree days
- 1072
- Cooling degree days
- 0
Van Tassell in March
Highs average 48°9° and lows 23°−5°, with 0.79 in20 mm of precipitation and 9 in23 cm of snow in a typical March.
- Record high
- 87°31° (2026)
- Record low
- −14°−26° (1998)
- Heating degree days
- 916
- Cooling degree days
- 0
Van Tassell in April
Highs average 56°13° and lows 30°−1°, with 1.6 in41 mm of precipitation and 9 in23 cm of snow in a typical April.
- Record high
- 87°31° (2012)
- Record low
- 0°−18° (2013)
- Heating degree days
- 669
- Cooling degree days
- 0
Van Tassell in May
Highs average 66°19° and lows 40°4°, with 2.7 in69 mm of precipitation and 4 in9 cm of snow in a typical May.
- Record high
- 94°34° (2002)
- Record low
- 16°−9° (2005)
- Heating degree days
- 389
- Cooling degree days
- 8
Van Tassell in June
Highs average 78°25° and lows 49°10°, with 2.5 in62 mm of precipitation in a typical June.
- Record high
- 103°39° (2002)
- Record low
- 28°−2° (1998)
- Heating degree days
- 114
- Cooling degree days
- 69
Van Tassell in July
Highs average 87°30° and lows 56°13°, with 2.1 in52 mm of precipitation in a typical July.
- Record high
- 105°41° (2003)
- Record low
- 40°4° (1997)
- Heating degree days
- 16
- Cooling degree days
- 211
Van Tassell in August
Highs average 85°30° and lows 54°12°, with 1.5 in39 mm of precipitation in a typical August.
- Record high
- 102°39° (2002)
- Record low
- 31°−1° (2015)
- Heating degree days
- 28
- Cooling degree days
- 168
Van Tassell in September
Highs average 76°24° and lows 45°7°, with 1.2 in31 mm of precipitation and 1.1 in2.8 cm of snow in a typical September.
- Record high
- 100°38° (2020)
- Record low
- 18°−8° (1995)
- Heating degree days
- 192
- Cooling degree days
- 45
Van Tassell in OctoberThis month
Highs average 60°15° and lows 32°0°, with 1.1 in27 mm of precipitation and 4 in11 cm of snow in a typical October.
- Record high
- 88°31° (2011)
- Record low
- −6°−21° (2019)
- Heating degree days
- 594
- Cooling degree days
- 1
Van Tassell in November
Highs average 47°8° and lows 22°−6°, with 0.39 in9.9 mm of precipitation and 6 in16 cm of snow in a typical November.
- Record high
- 76°24° (2008)
- Record low
- −15°−26° (2014)
- Heating degree days
- 927
- Cooling degree days
- 0
Van Tassell in December
Highs average 37°3° and lows 14°−10°, with 0.34 in8.6 mm of precipitation and 8 in20 cm of snow in a typical December.
- Record high
- 70°21° (2021)
- Record low
- −25°−32° (2022)
- Heating degree days
- 1227
- Cooling degree days
- 0