Maine climate guide

Temperature in Maine (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
-2°C maximum daytime temperature in January in Maine (Augusta)-2
0°C maximum daytime temperature in February in Maine (Augusta)0
5°C maximum daytime temperature in March in Maine (Augusta)5
12°C maximum daytime temperature in April in Maine (Augusta)12
19°C maximum daytime temperature in May in Maine (Augusta)19
23°C maximum daytime temperature in June in Maine (Augusta)23
26°C maximum daytime temperature in July in Maine (Augusta)26
25°C maximum daytime temperature in August in Maine (Augusta)25
21°C maximum daytime temperature in September in Maine (Augusta)21
15°C maximum daytime temperature in October in Maine (Augusta)15
8°C maximum daytime temperature in November in Maine (Augusta)8
0°C maximum daytime temperature in December in Maine (Augusta)0
Min temperature (night-time)
-13°C minimum night-time temperature in January in Maine (Augusta)-13
-12°C minimum night-time temperature in February in Maine (Augusta)-12
-6°C minimum night-time temperature in March in Maine (Augusta)-6
0°C minimum night-time temperature in April in Maine (Augusta)0
6°C minimum night-time temperature in May in Maine (Augusta)6
11°C minimum night-time temperature in June in Maine (Augusta)11
15°C minimum night-time temperature in July in Maine (Augusta)15
14°C minimum night-time temperature in August in Maine (Augusta)14
9°C minimum night-time temperature in September in Maine (Augusta)9
3°C minimum night-time temperature in October in Maine (Augusta)3
-1°C minimum night-time temperature in November in Maine (Augusta)-1
-9°C minimum night-time temperature in December in Maine (Augusta)-9

Sunshine & Daylight in Maine

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
4 hours of sunshine per day (45% of daylight hours) in January in Maine4
5 hours of sunshine per day (49% of daylight hours) in February in Maine5
6 hours of sunshine per day (48% of daylight hours) in March in Maine6
6 hours of sunshine per day (47% of daylight hours) in April in Maine6
7 hours of sunshine per day (49% of daylight hours) in May in Maine7
8 hours of sunshine per day (51% of daylight hours) in June in Maine8
8 hours of sunshine per day (55% of daylight hours) in July in Maine8
8 hours of sunshine per day (56% of daylight hours) in August in Maine8
7 hours of sunshine per day (54% of daylight hours) in September in Maine7
5 hours of sunshine per day (49% of daylight hours) in October in Maine5
4 hours of sunshine per day (40% of daylight hours) in November in Maine4
4 hours of sunshine per day (40% of daylight hours) in December in Maine4
Daily hours of daylight
9 hours of daylight per day in January in Maine (Augusta)9
10 hours of daylight per day in February in Maine (Augusta)10
12 hours of daylight per day in March in Maine (Augusta)12
14 hours of daylight per day in April in Maine (Augusta)14
15 hours of daylight per day in May in Maine (Augusta)15
15 hours of daylight per day in June in Maine (Augusta)15
15 hours of daylight per day in July in Maine (Augusta)15
14 hours of daylight per day in August in Maine (Augusta)14
12 hours of daylight per day in September in Maine (Augusta)12
11 hours of daylight per day in October in Maine (Augusta)11
10 hours of daylight per day in November in Maine (Augusta)10
9 hours of daylight per day in December in Maine (Augusta)9

Rainfall in Maine

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
11 days with some rainfall in January in Maine (Augusta)11
10 days with some rainfall in February in Maine (Augusta)10
12 days with some rainfall in March in Maine (Augusta)12
12 days with some rainfall in April in Maine (Augusta)12
12 days with some rainfall in May in Maine (Augusta)12
12 days with some rainfall in June in Maine (Augusta)12
11 days with some rainfall in July in Maine (Augusta)11
11 days with some rainfall in August in Maine (Augusta)11
10 days with some rainfall in September in Maine (Augusta)10
11 days with some rainfall in October in Maine (Augusta)11
13 days with some rainfall in November in Maine (Augusta)13
13 days with some rainfall in December in Maine (Augusta)13
Average monthly rainfall (mm)
83 mm monthly rainfall in January in Maine (Augusta)83
78 mm monthly rainfall in February in Maine (Augusta)78
91 mm monthly rainfall in March in Maine (Augusta)91
99 mm monthly rainfall in April in Maine (Augusta)99
93 mm monthly rainfall in May in Maine (Augusta)93
87 mm monthly rainfall in June in Maine (Augusta)87
80 mm monthly rainfall in July in Maine (Augusta)80
84 mm monthly rainfall in August in Maine (Augusta)84
81 mm monthly rainfall in September in Maine (Augusta)81
96 mm monthly rainfall in October in Maine (Augusta)96
120 mm monthly rainfall in November in Maine (Augusta)120
106 mm monthly rainfall in December in Maine (Augusta)106

More climate for Maine

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 1 (Low) in January in Maine (Augusta)1
UV (maximum) index 2 (Low) in February in Maine (Augusta)2
UV (maximum) index 3 (Moderate) in March in Maine (Augusta)3
UV (maximum) index 5 (Moderate) in April in Maine (Augusta)5
UV (maximum) index 6 (High) in May in Maine (Augusta)6
UV (maximum) index 8 (Very High) in June in Maine (Augusta)8
UV (maximum) index 8 (Very High) in July in Maine (Augusta)8
UV (maximum) index 7 (High) in August in Maine (Augusta)7
UV (maximum) index 5 (Moderate) in September in Maine (Augusta)5
UV (maximum) index 3 (Moderate) in October in Maine (Augusta)3
UV (maximum) index 2 (Low) in November in Maine (Augusta)2
UV (maximum) index 1 (Low) in December in Maine (Augusta)1
Heat & Humidity
No heat & humidity in January in Maine (Augusta)0
No heat & humidity in February in Maine (Augusta)0
No heat & humidity in March in Maine (Augusta)0
No heat & humidity in April in Maine (Augusta)0
No heat & humidity in May in Maine (Augusta)0
No heat & humidity in June in Maine (Augusta)0
Low heat & humidity in July in Maine (Augusta)L
Low heat & humidity in August in Maine (Augusta)L
No heat & humidity in September in Maine (Augusta)0
No heat & humidity in October in Maine (Augusta)0
No heat & humidity in November in Maine (Augusta)0
No heat & humidity in December in Maine (Augusta)0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Going to Maine? Find the best month to visit Maine based on the weather.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Check climate guides for Maine showing average temperature, rainfall & sunshine figures for each month of the year. The climate guide shown above is for Augusta.

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More about Maine

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The climate guide for Maine, represented by Augusta, shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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