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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Somerville, ME
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May
Average Temperature
High
19°
Feels 18
Low
7°
Feels 6
Average Precipitation
12 Days
Rain amount
88.3mm
Snow amount
0.1cm
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Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
30°
21
17°
22
19°
23
17°
24
13°
25
13°
26
21°
27
20°
28
21°
29
23°
30
22°
31
21°
Forecast
Wednesday, May 20, 2026
Day
30°
Feels 31
Wind
23 km/h W
Gust
35 km/h
Humidity
42%
P.O.P
40%
Rain
<1 mm
Night
9°
Feels 6
Wind
21 km/h NW
Gust
32 km/h
Humidity
50%
P.O.P
20%
Historical Averages
May 20
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.