Geneseo, Illinois
ID: USC00113384 Latitude: 41.4511 Longitude: -90.1486
Elevation: 639.1 feet ( 194.8 meters)
Source: NOAA Climate Normals 1991-2020
Precipitation Total: 39.09 in., 15.39 cm.
Monthly Data Table for Geneseo, Illinois
Monthly Data from NOAA Monthly Normals 2006-2020
Imperial Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°F |
31.4 |
34.2 |
49.2 |
62.1 |
74.2 |
83.2 |
85.9 |
83.6 |
77.7 |
63.8 |
49.4 |
36.1 |
Minimum Temperature |
°F |
14.9 |
16.1 |
30.1 |
39.8 |
52.3 |
62.1 |
65.5 |
63.1 |
55.2 |
42.9 |
30.9 |
20.6 |
Heating Degree Days |
°F |
1297.2 |
1115.3 |
789.6 |
428.1 |
141.0 |
9.1 |
1.8 |
3.6 |
76.5 |
377.8 |
746.1 |
1135.9 |
Cooling Degree Days |
°F |
0.0 |
0.0 |
3.5 |
6.7 |
86.6 |
238.5 |
333.4 |
262.4 |
119.8 |
16.7 |
0.5 |
0.0 |
Precipitation |
I |
1.5 |
1.9 |
3.0 |
4.2 |
5.2 |
5.3 |
4.5 |
4.5 |
3.9 |
3.3 |
2.4 |
2.5 |
Metric Units
Statistic |
Units |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Maximum Temperature |
°C |
-0.3 |
1.2 |
9.6 |
16.7 |
23.4 |
28.4 |
29.9 |
28.7 |
25.4 |
17.7 |
9.7 |
2.3 |
Minimum Temperature |
°C |
-9.5 |
-8.8 |
-1.1 |
4.3 |
11.3 |
16.7 |
18.6 |
17.3 |
12.9 |
6.1 |
-0.6 |
-6.3 |
Heating Degree Days |
°C |
702.9 |
601.8 |
420.9 |
220.1 |
60.6 |
-12.7 |
-16.8 |
-15.8 |
24.7 |
192.1 |
396.7 |
613.3 |
Cooling Degree Days |
°C |
-17.8 |
-17.8 |
-15.8 |
-14.1 |
30.3 |
114.7 |
167.4 |
128.0 |
48.8 |
-8.5 |
-17.5 |
-17.8 |
Precipitation |
M |
3.9 |
5.0 |
7.6 |
10.6 |
13.2 |
13.5 |
11.4 |
11.4 |
9.9 |
8.4 |
6.1 |
6.5 |