Bangor, ME
Climate overview — based on NOAA 1991-2020 normals from BANGOR INTL AP, ME US.
Year-round temperatures (°F)
Climate summary
Bangor has an annual average temperature of 45°F with about 41.7 inches of precipitation per year and 74.6 inches of snow. The warmest month is July (average high 80.4°F), and the coldest is January (average low 9.0°F). October is typically the wettest month (4.58 in) and February the driest (2.38 in). Snow typically falls from October through April.
Best time to visit Bangor
Full guide →Climate change signal
All-time records →69 of 366 (18.9%) of Bangor'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.
| 1950s | 28 | |
| 1960s | 34 | |
| 1970s | 35 | |
| 1980s | 47 | |
| 1990s | 74 | |
| 2000s | 50 | |
| 2010s | 55 | |
| 2020s | 43 |
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 | 28.1°F | 9.0°F | 18.5°F | 3.17 in | 18.6 in | 11 |
| February | 31.2°F | 10.9°F | 21.0°F | 2.38 in | 17.5 in | 10 |
| March | 40.1°F | 21.1°F | 30.6°F | 3.22 in | 15.2 in | 11 |
| April | 53.2°F | 32.4°F | 42.8°F | 3.61 in | 3.7 in | 12 |
| May | 65.7°F | 43.3°F | 54.5°F | 3.34 in | — | 12 |
| June | 74.7°F | 52.6°F | 63.6°F | 3.87 in | — | 12 |
| July | 80.4°F | 58.6°F | 69.5°F | 3.16 in | — | 11 |
| August | 79.4°F | 57.0°F | 68.2°F | 3.06 in | — | 10 |
| September | 71.0°F | 48.8°F | 59.9°F | 3.76 in | — | 9 |
| October | 58.2°F | 38.2°F | 48.2°F | 4.58 in | 0.6 in | 11 |
| November | 45.8°F | 28.8°F | 37.3°F | 3.84 in | 4.3 in | 11 |
| December | 34.5°F | 17.3°F | 25.9°F | 3.72 in | 14.7 in | 13 |
Climate twins of Bangor
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).