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Maine

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Maine Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Maine year round climate

  • Spring (March–May): Avg. -0.0°C–12.7°C, cold climate, more rainfall in March, gradually warming up from April. Common activities: maple viewing (some areas still have remaining snow in March), outdoor hiking (keep warm). Recommended clothing: thick jacket, warm clothing, waterproof jacket.
  • Summer (June–August): Avg. 17.9°C–21.4°C, warm and comfortable climate, less rainfall. Common activities: camping, boating, fishing, outdoor picnics. Recommended clothing: light and breathable clothing, short-sleeved shirts, long pants.
  • Autumn (September–November): Avg. 9.5°C–16.2°C, cool climate, less rainfall, leaves begin to change color. Common activities: viewing red leaves, hiking. Recommended clothing: light jacket, long-sleeved shirts, comfortable shoes.
  • Winter (December–February): Avg. -6.1°C–-0.0°C, cold climate, more snowfall. Common activities: skiing, snowshoeing, enjoying snow scenery. Recommended clothing: heavy down jacket, thermal underwear, waterproof snow boots, hat gloves scarf.

Maine climatological average

Annual average temperature: approx. 7.6°C / Annual rainfall: approx. 47 mm / Summer humidity: 60%–70% / Rainiest month: March

Maine monthly average temperature and precipitation

Month
Air temperature (°C)
Precipitation (mm)
January
-6.1°C
3
February
-4.3°C
1.3
March
0°C
8.2
April
4.6°C
2.5
May
12.7°C
2.4
June
17.9°C
4.4
July
21.4°C
4.1
August
18.9°C
3.7
September
16.2°C
2
October
9.5°C
2.6
November
3.8°C
5.6
December
-3.6°C
7.8

Maine weather for the next seven days

12/21
Sunday
Sunny
2.6°C/-5.6°C
12/22
Monday
Sunny
-6°C/-10°C
12/23
Tuesday
Moderate snow
-3.3°C/-8.1°C
12/24
Wednesday
Overcast
-3.6°C/-8.1°C
12/25
Thursday
Partly Cloudy
1.5°C/-7.6°C
12/26
Friday
Freezing fog
3.2°C/-5°C
12/27
Saturday
Sunny
-8.8°C/-11.6°C