Bertha, MN
Climate overview — based on NOAA 1991-2020 normals from WADENA 3 S, MN US.
Year-round temperatures (°F)
Climate summary
Bertha has an annual average temperature of 40.2°F with about 29.3 inches of precipitation per year and 50.8 inches of snow. The warmest month is July (average high 78.0°F), and the coldest is January (average low -1.5°F). June is typically the wettest month (4.43 in) and February the driest (0.77 in). Snow typically falls from October through April.
Best time to visit Bertha
Full guide →Climate change signal
All-time records →0 of 366 (0%) of Bertha'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 | 0 | |
| 1900s | 10 | |
| 1910s | 1 | |
| 1920s | 30 | |
| 1930s | 80 | |
| 1940s | 40 | |
| 1950s | 39 | |
| 1960s | 37 | |
| 1970s | 21 | |
| 1980s | 34 | |
| 1990s | 27 | |
| 2000s | 27 | |
| 2010s | 20 |
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 | 17.8°F | -1.5°F | 8.1°F | 0.87 in | 12.2 in | 6 |
| February | 23.0°F | 1.8°F | 12.4°F | 0.77 in | 7.9 in | 6 |
| March | 35.5°F | 15.4°F | 25.4°F | 1.35 in | 8.9 in | 7 |
| April | 51.8°F | 29.2°F | 40.5°F | 2.58 in | 4.5 in | 8 |
| May | 65.4°F | 42.3°F | 53.8°F | 3.53 in | — | 10 |
| June | 73.9°F | 53.5°F | 63.7°F | 4.43 in | — | 11 |
| July | 78.0°F | 57.6°F | 67.8°F | 4.27 in | — | 9 |
| August | 76.5°F | 54.8°F | 65.7°F | 3.64 in | — | 7 |
| September | 68.6°F | 46.5°F | 57.5°F | 2.86 in | — | 8 |
| October | 53.9°F | 33.7°F | 43.8°F | 2.84 in | 1.1 in | 9 |
| November | 37.1°F | 20.3°F | 28.7°F | 1.28 in | 7.5 in | 6 |
| December | 23.5°F | 7.4°F | 15.4°F | 0.90 in | 8.7 in | 6 |
Climate twins of Bertha
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).