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The tables below display average monthly climate and weather indicators in Moline Illinois.
Temperature by: Fahrenheit / Centigrade
| Moline Temperature |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Avg. Temperature |
-6.7 |
-4.0 |
3.0 |
10.2 |
16.3 |
21.7 |
24.0 |
22.6 |
18.2 |
11.7 |
4.2 |
-3.7 |
9.8 |
| Avg. Max Temperature |
-2.0 |
0.9 |
8.2 |
16.3 |
22.7 |
28.1 |
29.9 |
28.6 |
24.4 |
17.9 |
9.1 |
0.8 |
15.4 |
| Avg. Min Temperature |
-11.5 |
-8.9 |
-2.2 |
4.1 |
9.9 |
15.3 |
18.1 |
16.6 |
11.8 |
5.4 |
-0.7 |
-8.1 |
4.2 |
| Days with Max Temp of 32 C or Higher |
0.0 |
0.0 |
0.0 |
< 0.5 |
1.0 |
6.0 |
8.0 |
6.0 |
2.0 |
< 0.5 |
0.0 |
0.0 |
23.0 |
| Days with Min Temp Below Freezing |
29.0 |
25.0 |
21.0 |
7.0 |
1.0 |
0.0 |
0.0 |
0.0 |
< 0.5 |
6.0 |
19.0 |
27.0 |
135 |
| | |
| Moline Heating and Cooling |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Heating Degree Days |
1398 |
1126 |
856 |
438 |
188 |
10.0 |
0.0 |
11.0 |
73.0 |
384 |
762 |
1228 |
6474 |
| Cooling Degree Days |
0.0 |
0.0 |
0.0 |
0.0 |
76.0 |
193 |
316 |
250 |
64.0 |
12.0 |
0.0 |
0.0 |
911 |
| | |
| Moline Precipitation |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Precipitation (inches) |
1.5 |
1.2 |
3.0 |
3.9 |
4.3 |
4.3 |
5.0 |
4.2 |
4.0 |
2.9 |
2.5 |
2.2 |
39.1 |
| Days with Precipitation 0.01 inch or More |
9.0 |
8.0 |
11.0 |
11.0 |
12.0 |
10.0 |
10.0 |
9.0 |
9.0 |
8.0 |
9.0 |
9.0 |
114 |
| Monthly Snowfall (inches) |
8.2 |
5.9 |
5.7 |
1.0 |
0.0 |
< 0.05 |
< 0.05 |
0.0 |
0.0 |
0.2 |
2.2 |
6.9 |
30.1 |
| | |
| Other Moline Weather Indicators |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
| Average Wind Speed |
10.8 |
10.6 |
11.9 |
11.8 |
10.1 |
8.8 |
7.5 |
7.1 |
8.0 |
9.2 |
10.6 |
10.4 |
9.7 |
| Clear Days |
8.0 |
7.0 |
6.0 |
7.0 |
8.0 |
7.0 |
10.0 |
10.0 |
12.0 |
12.0 |
7.0 |
7.0 |
101 |
| Partly Cloudy Days |
7.0 |
6.0 |
8.0 |
9.0 |
9.0 |
11.0 |
12.0 |
11.0 |
8.0 |
8.0 |
7.0 |
6.0 |
100.0 |
| Cloudy Days |
16.0 |
15.0 |
17.0 |
15.0 |
14.0 |
12.0 |
9.0 |
10.0 |
11.0 |
12.0 |
16.0 |
18.0 |
164 |
| Percent of Possible Sunshine |
48.0 |
50.0 |
50.0 |
53.0 |
57.0 |
63.0 |
68.0 |
66.0 |
62.0 |
58.0 |
42.0 |
40.0 |
55.0 |
| Avg. Relative Humidity |
56.5 |
72.0 |
71.5 |
69.5 |
68.0 |
68.0 |
70.0 |
74.5 |
74.5 |
70.5 |
68.0 |
71.5 |
75.5 |
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