Sundance, WY
Climate overview — based on NOAA 1991-2020 normals from SUNDANCE, WY US.
Year-round temperatures (°F)
Climate summary
Sundance has an annual average temperature of 43.8°F with about 20.4 inches of precipitation per year and 81.3 inches of snow. The warmest month is July (average high 82.0°F), and the coldest is January (average low 13.2°F). May is typically the wettest month (3.47 in) and December the driest (0.51 in). Snow typically falls from September through May.
Best time to visit Sundance
Full guide →Climate change signal
All-time records →24 of 366 (6.6%) of Sundance's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1890s | 11 | |
| 1910s | 17 | |
| 1920s | 18 | |
| 1930s | 79 | |
| 1940s | 19 | |
| 1950s | 27 | |
| 1960s | 10 | |
| 1970s | 8 | |
| 1980s | 22 | |
| 1990s | 46 | |
| 2000s | 59 | |
| 2010s | 43 | |
| 2020s | 7 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 32.7°F | 13.2°F | 23.0°F | 0.82 in | 12.9 in | 9 |
| February | 34.1°F | 13.7°F | 23.9°F | 0.89 in | 14.7 in | 9 |
| March | 44.2°F | 22.2°F | 33.2°F | 1.04 in | 10.3 in | 9 |
| April | 52.2°F | 29.2°F | 40.7°F | 2.48 in | 13.2 in | 12 |
| May | 62.6°F | 39.2°F | 50.9°F | 3.47 in | 1.5 in | 13 |
| June | 73.1°F | 48.8°F | 60.9°F | 3.03 in | — | 11 |
| July | 82.0°F | 55.5°F | 68.7°F | 2.48 in | — | 9 |
| August | 80.8°F | 53.8°F | 67.3°F | 1.71 in | — | 7 |
| September | 71.4°F | 44.8°F | 58.1°F | 1.32 in | 0.9 in | 7 |
| October | 55.8°F | 32.6°F | 44.2°F | 1.71 in | 5.8 in | 9 |
| November | 42.2°F | 22.1°F | 32.1°F | 0.91 in | 9.8 in | 8 |
| December | 32.5°F | 13.7°F | 23.1°F | 0.51 in | 12.2 in | 8 |
Climate twins of Sundance
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).