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Monthly
Precipitation
Temperature
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Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
Harwich, MA
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Daily Historical Averages
April 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
8°
19
12°
20
8°
21
5°
22
10°
23
8°
24
8°
25
9°
26
10°
27
10°
28
11°
29
10°
30
11°
Forecast
Saturday, April 18, 2026
Day
8°
Feels 5
Wind
25 km/h NE
Gust
38 km/h
Humidity
87%
P.O.P
30%
Night
7°
Feels 4
Wind
16 km/h E
Gust
26 km/h
Humidity
100%
P.O.P
30%
Historical Averages
Apr 18
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
April
Average Temperature
High
11°
Feels 9
Low
5°
Feels 2
Average Precipitation
10 Days
Rain amount
80.2mm
Snow amount
0.3cm