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7 Days
14 Days
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Monthly
Precipitation
Temperature
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Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Belfast, ME
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Daily Historical Averages
May 2026
S
M
T
W
T
F
S
1
2
3
4
5
17°
6
15°
7
16°
8
13°
9
14°
10
14°
11
16°
12
15°
13
13°
14
14°
15
14°
16
14°
17
14°
18
14°
19
15°
20
21
22
23
24
25
26
27
28
29
30
31
Forecast
Tuesday, May 5, 2026
Day
17°
Feels 16
Wind
27 km/h S
Gust
41 km/h
Humidity
55%
P.O.P
30%
Night
10°
Feels 8
Wind
24 km/h S
Gust
36 km/h
Humidity
87%
P.O.P
40%
Rain
1-3 mm
Historical Averages
May 5
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
May
Average Temperature
High
17°
Feels 16
Low
7°
Feels 6
Average Precipitation
12 Days
Rain amount
70.2mm
Snow amount
0.1cm