Hallowell, ME
Climate overview — based on NOAA 1991-2020 normals from AUGUSTA STATE AP, ME US.
Year-round temperatures (°F)
Climate summary
Hallowell has an annual average temperature of 46.1°F with about 41.8 inches of precipitation per year. The warmest month is July (average high 79.9°F), and the coldest is January (average low 12.1°F). October is typically the wettest month (4.69 in) and February the driest (2.32 in).
Best time to visit Hallowell
Full guide →Climate change signal
All-time records →66 of 366 (18%) of Hallowell'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.
| 1940s | 20 | |
| 1950s | 47 | |
| 1960s | 44 | |
| 1970s | 34 | |
| 1980s | 36 | |
| 1990s | 46 | |
| 2000s | 46 | |
| 2010s | 48 | |
| 2020s | 45 |
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 | 28.8°F | 12.1°F | 20.4°F | 2.62 in | — | 10 |
| February | 31.9°F | 14.4°F | 23.2°F | 2.32 in | — | 10 |
| March | 40.6°F | 23.4°F | 32.0°F | 3.21 in | — | 11 |
| April | 53.5°F | 34.2°F | 43.8°F | 3.82 in | — | 12 |
| May | 65.8°F | 44.7°F | 55.3°F | 3.27 in | — | 13 |
| June | 74.4°F | 54.1°F | 64.2°F | 4.01 in | — | 13 |
| July | 79.9°F | 60.3°F | 70.1°F | 3.20 in | — | 12 |
| August | 78.9°F | 58.8°F | 68.9°F | 3.41 in | — | 11 |
| September | 70.9°F | 51.0°F | 61.0°F | 3.90 in | — | 10 |
| October | 57.9°F | 40.4°F | 49.2°F | 4.69 in | — | 12 |
| November | 45.7°F | 30.3°F | 38.0°F | 3.95 in | — | 11 |
| December | 34.7°F | 19.8°F | 27.2°F | 3.44 in | — | 12 |
Climate twins of Hallowell
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).