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7 Days
14 Days
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Monthly
°C
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°Fahrenheit
Monthly Historical Averages
Greencastle, MO
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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
19°
13
25°
14
28°
15
24°
16
24°
17
26°
18
14°
19
11°
20
16°
21
18°
22
21°
23
17°
24
14°
25
14°
26
17°
27
28
29
30
Forecast
Sunday, April 12, 2026
Day
19°
Feels 19
Wind
30 km/h S
Gust
45 km/h
Humidity
76%
P.O.P
90%
Rain
~5 mm
Night
17°
Feels 16
Wind
27 km/h SW
Gust
41 km/h
Humidity
97%
P.O.P
30%
Historical Averages
Apr 12
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
April
Average Temperature
High
17°
Feels 16
Low
5°
Feels 3
Average Precipitation
11 Days
Rain amount
86.1mm
Snow amount
0.4cm