Weather History for Rockford, IL

Change the Weather History Date:

Tuesday, September 4, 2012

  Actual Average Record
Temperature  
Mean Temperature 80 °F 68 °F  
Max Temperature 96 °F 80 °F 101 °F (1925)
Min Temperature 63 °F 58 °F 39 °F (1974)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 0 4  
Since 1 July heating degree days 2 18  
Cooling Degree Days 15 5  
Month to date cooling degree days 56 20  
Year to date cooling degree days 1185 747  
Growing Degree Days 29 (Base 50)    
Moisture  
Dew Point 64 °F    
Average Humidity 61    
Maximum Humidity 87    
Minimum Humidity 34    
Precipitation  
Precipitation 0.41 in 0.12 in 2.38 in (2008)
Month to date precipitation 0.41 0.48  
Year to date precipitation 16.51 26.14  
Snow  
Snow 0.00 in 0.00 in 0.00 in ()
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Since 1 September snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.88 in    
Wind  
Wind Speed 6 mph (North)    
Max Wind Speed 40 mph    
Max Gust Speed 55 mph    
Visibility 9 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Sep. 04, 2012 Rise Set
Actual Time 6:25 AM CDT 7:24 PM CDT
Civil Twilight 5:56 AM CDT 7:52 PM CDT
Nautical Twilight 5:22 AM CDT 8:26 PM CDT
Astronomical Twilight 4:47 AM CDT 9:02 PM CDT
Moon 9:10 PM CDT (9/4) 10:38 AM CDT (9/4)
Length of Visible Light 13h 55m
Length of Day
12h 58m
Waning Gibbous, 83% of the Moon is Illuminated
Sep 4
Waning Gibbous
Sep 8
Last Quarter
Sep 15
New
Sep 22
First Quarter
Sep 29
Full

Hourly Weather History & Observations

Time (CDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 77.0 °F - 66.9 °F 71% 29.89 in 10.0 mi NNW 4.6 mph - N/A   Overcast
1:54 AM 75.9 °F - 68.0 °F 76% 29.88 in 10.0 mi WNW 3.5 mph - N/A   Scattered Clouds
2:54 AM 73.0 °F - 69.1 °F 87% 29.89 in 10.0 mi NW 5.8 mph - N/A   Scattered Clouds
3:54 AM 73.0 °F - 69.1 °F 87% 29.89 in 8.0 mi Calm Calm - N/A   Mostly Cloudy
4:54 AM 73.0 °F - 68.0 °F 84% 29.89 in 10.0 mi NE 6.9 mph - N/A   Mostly Cloudy
5:54 AM 72.0 °F - 66.9 °F 84% 29.90 in 10.0 mi East 3.5 mph - N/A   Scattered Clouds
6:54 AM 71.1 °F - 66.9 °F 87% 29.91 in 10.0 mi Calm Calm - N/A   Scattered Clouds
7:54 AM 73.0 °F - 66.9 °F 81% 29.91 in 10.0 mi SSE 3.5 mph - N/A   Partly Cloudy
8:54 AM 77.0 °F - 68.0 °F 74% 29.89 in 10.0 mi SSW 3.5 mph - N/A   Partly Cloudy
9:54 AM 82.0 °F 85.5 °F 69.1 °F 65% 29.90 in 10.0 mi SW 4.6 mph - N/A   Partly Cloudy
10:54 AM 87.1 °F 89.9 °F 66.9 °F 51% 29.90 in 10.0 mi NW 3.5 mph - N/A   Scattered Clouds
11:54 AM 90.0 °F 91.3 °F 64.0 °F 42% 29.88 in 10.0 mi Calm Calm - N/A   Scattered Clouds
12:54 PM 91.0 °F 92.6 °F 64.0 °F 41% 29.86 in 10.0 mi Calm Calm - N/A   Scattered Clouds
1:54 PM 93.0 °F 93.8 °F 62.1 °F 36% 29.85 in 10.0 mi Calm Calm - N/A   Scattered Clouds
2:54 PM 95.0 °F 96.0 °F 63.0 °F 34% 29.83 in 10.0 mi Variable 4.6 mph - N/A   Scattered Clouds
3:54 PM 95.0 °F 95.6 °F 62.1 °F 33% 29.82 in 10.0 mi West 4.6 mph - N/A   Scattered Clouds
4:54 PM 91.4 °F 92.1 °F 62.6 °F 38% 29.83 in 10.0 mi Variable 3.5 mph - N/A   Scattered Clouds
5:54 PM 93.0 °F 94.2 °F 63.0 °F 37% 29.80 in 10.0 mi SW 4.6 mph - N/A   Scattered Clouds
6:54 PM 90.0 °F 90.6 °F 63.0 °F 40% 29.80 in 10.0 mi SW 4.6 mph - N/A   Scattered Clouds
7:54 PM 84.0 °F 86.5 °F 66.9 °F 56% 29.82 in 10.0 mi South 6.9 mph - N/A   Scattered Clouds
8:54 PM 80.1 °F 81.7 °F 64.0 °F 58% 29.83 in 10.0 mi South 3.5 mph - N/A   Scattered Clouds
9:54 PM 71.1 °F - 57.0 °F 61% 29.94 in 10.0 mi North 34.5 mph 48.3 mph N/A   Scattered Clouds
10:04 PM 77.0 °F - 60.8 °F 57% 29.96 in 1.8 mi North 27.6 mph 50.6 mph 0.09 in Rain , Thunderstorm Thunderstorms and Rain
10:09 PM 62.6 °F - 60.8 °F 94% 29.97 in 1.2 mi North 24.2 mph 50.6 mph 0.23 in Rain , Thunderstorm Thunderstorms and Rain
10:15 PM 64.4 °F - 60.8 °F 88% 29.97 in 2.0 mi North 26.5 mph 35.7 mph 0.33 in Rain , Thunderstorm Thunderstorms and Rain
10:21 PM 64.4 °F - 60.8 °F 88% 29.96 in 4.0 mi NNE 26.5 mph 33.4 mph 0.37 in Rain , Thunderstorm Light Thunderstorms and Rain
10:37 PM 66.2 °F - 59.0 °F 78% 29.96 in 10.0 mi NNE 21.9 mph 34.5 mph 0.39 in Rain , Thunderstorm Light Thunderstorms and Rain
10:54 PM 66.9 °F - 59.0 °F 76% 29.94 in 10.0 mi NE 18.4 mph 25.3 mph 0.40 in Rain , Thunderstorm Light Thunderstorms and Rain
11:31 PM 66.2 °F - 57.2 °F 73% 29.91 in 10.0 mi East 16.1 mph 24.2 mph 0.01 in   Overcast
11:54 PM 66.9 °F - 57.0 °F 70% 29.85 in 10.0 mi East 12.7 mph 25.3 mph 0.01 in   Mostly Cloudy