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Rockford weather in December

Weather in Rockford: December

Average day temperature: 35.2°F
Average night temperature: 28.7°F
Number of sunny days: 7 days
Day length: 9.1 - 9.3 hours
Number of rainy days: 1 day
Precipitation totals: 0.5 in.

Air temperature in December, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
8
16
24
32
40
48
56
Day temperature   
Night temperature

The highest day temperature during December of 2024 was 47°F. At the same time the lowest night temperature was 4°F. Daily and nightly averages during December were 32.4°F and 25.9°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
22%
31%
47%

Mostly all days in December are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in December, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.3
0.5
0.8
1.0
1.3
1.5
1.8
1.1
1.1
1.4
1.5
1.1
1.1
1.4
1.5

Precipitation total value in Rockford in December is 0.5 in. Other months of the year show relatively similar values.

Wind speed in December, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.9
3.9
5.8
7.8
9.7
11.6
13.6
15.5
10.5
10.0
8.7
7.5
7.0
8.5
9.5
11.0
11.3
10.3
9.6
9.7
10.5
10.0
8.7
7.5
7.0
8.5
9.5
11.0
11.3
10.3
9.6

The average wind speed value in December is 9.7 mph

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.6
3.2
4.7
6.3
7.9
9.5
11.1
5.1
6.6
8.6
9.0
8.9
9.2
7.6
6.1
5.3
4.9
3.6
3.6
5.1
6.6
8.6
9.0
8.9
9.2
7.6
6.1
5.3
4.9
3.6

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 3.6.

Best time for vacation in Rockford

Sunniest months:
September 17 days
August 14 days
June 13 days
Warmest months:
August 80.0 °F
July 79.6 °F
June 77.2 °F
Coldest months:
January 26.9 °F
February 30.2 °F
December 35.2 °F
Rainiest months:
May 3 days
April 3 days
October 2 days
Windiest months:
March 11.3 mph
April 11.0 mph
November 10.5 mph

Rockford on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
+46°F
+54°F
+73°F
+73°F
+59°F
+54°F
+75°F
+50°F
+70°F
+54°F
+48°F
+66°F
+68°F
+68°F
+52°F
24 Hours Forecast
Rockford
Local time: 07:27
April 14, monday
0900
55°F
E
18 mph
1200
59°F
E
20 mph
1500
59°F
E
24 mph
1800
55°F
E
20 mph
2100
48°F
E
17 mph
April 15, tuesday
0000
43°F
E
20 mph
0300
41°F
E
21 mph
0600
39°F
SE
21 mph
Units of measurement: °C / °F