Shoshoni weather by month
What a typical year looks like in Shoshoni, Wyoming: average highs and lows, rain and snow, and the warmest and coldest days on record. Normals are the 1991–2020 averages at Shoshoni, 0 km from Shoshoni; records cover 1931–2026.
The year at a glance
- Precipitation a year
- 8 in203 mm
- Snow a year
- 17 in44 cm
- Last spring freeze
- May 12
- First fall freeze
- Sep 29
- Heating degree days
- 7,669
- Cooling degree days
- 641
Freeze dates are medians (half of years earlier, half later). Degree days use a 65°F base; HVAC design temperatures here are −17°−27° (heating, 99%) and 99°37° (cooling, 1%).
Month by month
Shoshoni in January
Highs average 28°−2° and lows 1°−17°, with 0.23 in5.8 mm of precipitation and 3 in8 cm of snow in a typical January.
- Record high
- 60°16° (1934)
- Record low
- −44°−42° (1942)
- Heating degree days
- 1563
- Cooling degree days
- 0
Shoshoni in February
Highs average 36°2° and lows 11°−11°, with 0.37 in9.4 mm of precipitation and 4 in9 cm of snow in a typical February.
- Record high
- 65°18° (2002)
- Record low
- −42°−41° (1936)
- Heating degree days
- 1153
- Cooling degree days
- 0
Shoshoni in March
Highs average 53°12° and lows 24°−4°, with 0.34 in8.6 mm of precipitation and 2.5 in6.4 cm of snow in a typical March.
- Record high
- 82°28° (2026)
- Record low
- −18°−28° (2022)
- Heating degree days
- 825
- Cooling degree days
- 0
Shoshoni in April
Highs average 62°17° and lows 33°0°, with 1 in26 mm of precipitation and 1.7 in4.3 cm of snow in a typical April.
- Record high
- 88°31° (1939)
- Record low
- 1°−17° (1936)
- Heating degree days
- 527
- Cooling degree days
- 0
Shoshoni in May
Highs average 70°21° and lows 42°5°, with 1.8 in47 mm of precipitation and 0.4 in1 cm of snow in a typical May.
- Record high
- 96°36° (2003)
- Record low
- 21°−6° (1931)
- Heating degree days
- 293
- Cooling degree days
- 12
Shoshoni in June
Highs average 82°28° and lows 50°10°, with 1 in26 mm of precipitation in a typical June.
- Record high
- 102°39° (1936)
- Record low
- 27°−3° (2000)
- Heating degree days
- 64
- Cooling degree days
- 99
Shoshoni in July
Highs average 90°32° and lows 58°14°, with 0.76 in19 mm of precipitation in a typical July.
- Record high
- 106°41° (1935)
- Record low
- 41°5° (1931)
- Heating degree days
- 3
- Cooling degree days
- 278
Shoshoni in August
Highs average 88°31° and lows 55°13°, with 0.48 in12 mm of precipitation in a typical August.
- Record high
- 103°39° (2003)
- Record low
- 31°−1° (2000)
- Heating degree days
- 13
- Cooling degree days
- 210
Shoshoni in September
Highs average 77°25° and lows 46°8°, with 0.86 in22 mm of precipitation and 0.1 in0.3 cm of snow in a typical September.
- Record high
- 100°38° (2022)
- Record low
- 17°−8° (1939)
- Heating degree days
- 148
- Cooling degree days
- 41
Shoshoni in OctoberThis month
Highs average 61°16° and lows 32°0°, with 0.59 in15 mm of precipitation and 1 in2.5 cm of snow in a typical October.
- Record high
- 87°31° (1938)
- Record low
- −9°−23° (2019)
- Heating degree days
- 576
- Cooling degree days
- 1
Shoshoni in November
Highs average 43°6° and lows 20°−7°, with 0.3 in7.6 mm of precipitation and 2.2 in5.6 cm of snow in a typical November.
- Record high
- 72°22° (2014)
- Record low
- −23°−31° (2014)
- Heating degree days
- 1011
- Cooling degree days
- 0
Shoshoni in December
Highs average 29°−2° and lows 5°−15°, with 0.18 in4.6 mm of precipitation and 2.9 in7.4 cm of snow in a typical December.
- Record high
- 64°18° (2004)
- Record low
- −34°−37° (2022)
- Heating degree days
- 1493
- Cooling degree days
- 0