Northboro, IA
Climate overview — based on NOAA 1991-2020 normals from SHENANDOAH, IA US.
Year-round temperatures (°F)
Climate summary
Northboro has an annual average temperature of 51.8°F with about 36.4 inches of precipitation per year and 26.4 inches of snow. The warmest month is July (average high 86.9°F), and the coldest is January (average low 13.7°F). May is typically the wettest month (6.16 in) and January the driest (0.92 in). Snow typically falls from October through April.
Best time to visit Northboro
Full guide →Climate change signal
All-time records →39 of 366 (10.7%) of Northboro'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.
| 1910s | 10 | |
| 1930s | 69 | |
| 1940s | 29 | |
| 1950s | 40 | |
| 1960s | 45 | |
| 1970s | 16 | |
| 1980s | 31 | |
| 1990s | 30 | |
| 2000s | 38 | |
| 2010s | 38 | |
| 2020s | 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 | 33.4°F | 13.7°F | 23.5°F | 0.92 in | 7.0 in | 5 |
| February | 38.7°F | 18.0°F | 28.4°F | 1.21 in | 7.5 in | 6 |
| March | 51.6°F | 29.3°F | 40.4°F | 2.06 in | 2.8 in | 7 |
| April | 63.7°F | 39.9°F | 51.8°F | 3.34 in | 1.2 in | 10 |
| May | 73.8°F | 52.5°F | 63.2°F | 6.16 in | — | 12 |
| June | 83.3°F | 63.1°F | 73.2°F | 5.53 in | — | 10 |
| July | 86.9°F | 66.7°F | 76.8°F | 4.36 in | — | 10 |
| August | 85.2°F | 64.0°F | 74.6°F | 3.77 in | — | 9 |
| September | 79.0°F | 54.5°F | 66.7°F | 3.02 in | — | 7 |
| October | 66.3°F | 41.6°F | 53.9°F | 2.84 in | 0.6 in | 8 |
| November | 50.7°F | 29.4°F | 40.1°F | 1.76 in | 1.5 in | 6 |
| December | 37.9°F | 19.1°F | 28.5°F | 1.40 in | 5.8 in | 5 |
Climate twins of Northboro
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).