Dana, IA
Climate overview — based on NOAA 1991-2020 normals from JEFFERSON, IA US.
Year-round temperatures (°F)
Climate summary
Dana has an annual average temperature of 47.8°F with about 35.3 inches of precipitation per year and 31.7 inches of snow. The warmest month is July (average high 83.4°F), and the coldest is January (average low 9.1°F). June is typically the wettest month (5.19 in) and January the driest (0.96 in). Snow typically falls from October through April.
Best time to visit Dana
Full guide →Climate change signal
All-time records →24 of 366 (6.6%) of Dana'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 | 15 | |
| 1900s | 12 | |
| 1910s | 31 | |
| 1920s | 20 | |
| 1930s | 70 | |
| 1940s | 12 | |
| 1950s | 20 | |
| 1960s | 13 | |
| 1970s | 17 | |
| 1980s | 53 | |
| 1990s | 27 | |
| 2000s | 30 | |
| 2010s | 25 | |
| 2020s | 21 |
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 | 27.6°F | 9.1°F | 18.4°F | 0.96 in | 8.2 in | 7 |
| February | 32.5°F | 13.3°F | 22.9°F | 1.28 in | 8.2 in | 7 |
| March | 46.1°F | 25.2°F | 35.6°F | 1.96 in | 4.8 in | 8 |
| April | 60.2°F | 36.0°F | 48.1°F | 3.58 in | 0.9 in | 10 |
| May | 71.1°F | 48.7°F | 59.9°F | 4.97 in | — | 12 |
| June | 80.5°F | 59.3°F | 69.9°F | 5.19 in | — | 12 |
| July | 83.4°F | 62.8°F | 73.1°F | 4.38 in | — | 10 |
| August | 81.3°F | 60.4°F | 70.9°F | 4.21 in | — | 9 |
| September | 75.8°F | 51.1°F | 63.5°F | 3.13 in | — | 8 |
| October | 62.9°F | 39.1°F | 51.0°F | 2.58 in | 0.6 in | 8 |
| November | 46.4°F | 25.7°F | 36.1°F | 1.69 in | 1.5 in | 6 |
| December | 32.9°F | 15.5°F | 24.2°F | 1.38 in | 7.5 in | 7 |
Climate twins of Dana
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).