Climate of Maine, USA
Area-weighted average across Maine. For where people actually live and travel, see the cities below.
Maine, a subdivision of United States of America, has a strongly continental climate on average. Area-weighted monthly temperatures across the whole territory range from -10.6°C / 12.9°F in January to 18.8°C / 65.8°F in July, with rainfall from 68 mm / 2.7 in to 106 mm / 4.2 in depending on the season (1094 mm / 43.1 in total across the year). See the city listed below for point-value climate at specific locations — these often differ from the area-weighted average, especially in geographically diverse subdivisions.
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | -10.6°C12.9°F | 81 mm3.2″ | Snowy |
| February | -8.9°C16°F | 68 mm2.7″ | Snowy |
| March | -3.2°C26.2°F | 81 mm3.2″ | Snowy |
| April | 3.6°C38.5°F | 87 mm3.4″ | — |
| May | 10.6°C51.1°F | 93 mm3.7″ | — |
| June | 15.8°C60.4°F | 96 mm3.8″ | — |
| July | 18.8°C65.8°F | 98 mm3.9″ | — |
| August | 17.9°C64.2°F | 98 mm3.9″ | — |
| September | 12.9°C55.2°F | 94 mm3.7″ | — |
| October | 6.9°C44.4°F | 95 mm3.7″ | — |
| November | 0.8°C33.4°F | 106 mm4.2″ | Snowy |
| December | -6.7°C19.9°F | 97 mm3.8″ | Snowy |
Frequently asked questions
What is the best time to visit Maine?
Maine, United States of America does not have a clear sunny-and-dry window by our cutoffs. The warmest month is July at 18.8°C / 65.8°F, and the driest is February at 68 mm / 2.7 in — likely your best travel window. For city-level detail, see the cities section below.
What is the climate of Maine?
Maine, United States of America has area-weighted monthly average temperatures ranging from -10.6°C / 12.9°F in January to 18.8°C / 65.8°F in July. Annual rainfall averages about 1094 mm / 43.1 in, with the wettest month being November (106 mm / 4.2 in) and the driest February (68 mm / 2.7 in). Because this is an area average across the whole subdivision, local city values can differ substantially.
What is the hottest month in Maine?
The hottest month in Maine is July, with an area-wide average temperature of 18.8°C / 65.8°F.
What is the coldest month in Maine?
The coldest month in Maine is January, with an area-wide average temperature of -10.6°C / 12.9°F.
When does it rain most in Maine?
The wettest month in Maine is November, averaging about 106 mm / 4.2 in of rainfall. The driest is February with about 68 mm / 2.7 in.