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7 Days
14 Days
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Monthly
Precipitation
Temperature
Wind
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Thomaston, ME
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May
Average Temperature
High
16°
Feels 15
Low
7°
Feels 6
Average Precipitation
11 Days
Rain amount
82.6mm
Snow amount
0.1cm
Content continues below
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
21
22
23
15°
24
12°
25
15°
26
21°
27
20°
28
16°
29
17°
30
19°
31
19°
Forecast
Saturday, May 23, 2026
Day
15°
Feels 15
Wind
15 km/h NE
Gust
23 km/h
Humidity
44%
P.O.P
30%
Night
8°
Feels 7
Wind
13 km/h SW
Gust
20 km/h
Humidity
81%
P.O.P
30%
Historical Averages
May 23
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.