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Weather Averages for
Ashton, MO
Latitude: 40°43'N,
Longitude: 91°58'W,
Elevation: 190.5 m,
Distance: 9.11 km
Average temperature
over 30 years |
°C |
10 |
-5 |
-2 |
4 |
11 |
17 |
22 |
24 |
23 |
18 |
12 |
5 |
-2 |
Average high temperature
over 30 years |
°C |
17 |
0 |
3 |
10 |
18 |
24 |
28 |
31 |
30 |
25 |
19 |
10 |
2 |
Average low temperature
over 30 years |
°C |
4 |
-10 |
-8 |
-1 |
4 |
10 |
15 |
18 |
16 |
12 |
5 |
0 |
-7 |
Highest recorded temperature
over 104 years |
°C |
46 |
21 |
25 |
31 |
33 |
39 |
41 |
46 |
46 |
38 |
35 |
28 |
21 |
Lowest recorded temperature
over 104 years |
°C |
-37 |
-37 |
-33 |
-26 |
-13 |
-4 |
2 |
6 |
2 |
-5 |
-17 |
-21 |
-34 |
Average number of days above 27°C
over 30 years |
days |
35 |
- |
- |
- |
0.1 |
1.1 |
6.4 |
13 |
11 |
3.8 |
0.2 |
- |
- |
Average precipitation
over 30 years |
cm |
96.3 |
3.3 |
2.8 |
6.9 |
9.1 |
10.4 |
10.2 |
12.7 |
9.7 |
11.7 |
8.1 |
6.1 |
5.1 |
Average number of days below -1.5°C
over 30 years |
days |
132 |
29 |
25 |
20 |
7.2 |
0.5 |
- |
- |
- |
0.5 |
5.7 |
18 |
27 |
Average number of days below -17.5°C
over 30 years |
days |
12 |
5.7 |
3.5 |
0.3 |
- |
- |
- |
- |
- |
- |
- |
0.1 |
2.9 |
Average snowfall
over 30 years |
cm |
65.0 |
18.0 |
15.5 |
9.1 |
2.8 |
- |
- |
- |
- |
- |
0.5 |
4.6 |
15.5 |
Most rain reported in a day
over 104 years |
cm |
28.2 |
4.8 |
3.6 |
7.6 |
10.7 |
14.5 |
28.2 |
15.0 |
10.4 |
18.3 |
8.9 |
7.1 |
7.1 |
Most rain reported in a month
over 104 years |
cm |
159.8 |
13.5 |
9.7 |
17.3 |
31.5 |
33.0 |
37.8 |
34.0 |
32.0 |
34.0 |
27.2 |
18.0 |
11.4 |
Least rain reported in a month
over 104 years |
cm |
51.3 |
- |
- |
0.5 |
1.3 |
2.5 |
0.3 |
- |
0.5 |
0.5 |
- |
- |
- |
Heating degree days
over 30 years |
days |
5954 |
1306 |
1045 |
775 |
384 |
138 |
15 |
2 |
7 |
85 |
333 |
705 |
1159 |
Cooling degree days
over 30 years |
days |
1077 |
- |
- |
2 |
15 |
73 |
218 |
350 |
281 |
117 |
20 |
1 |
- |
Most snow reported in a month
over 104 years |
cm |
120.1 |
66.0 |
45.7 |
49.5 |
20.3 |
2.5 |
- |
- |
- |
- |
14.0 |
27.9 |
48.3 |
Check weather averages for nearby locations (some locations might offer more data):
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