Weather History for Jacksonville, FL

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Monday, December 31, 2001

  Actual Average Record
Temperature  
Mean Temperature 44 °F 53 °F  
Max Temperature 52 °F 65 °F 82 °F (1973)
Min Temperature 35 °F 42 °F 19 °F (1917)
Degree Days  
Heating Degree Days 21 12  
Month to date heating degree days 322  
Since 1 July heating degree days 496  
Cooling Degree Days 0 0  
Month to date cooling degree days 21  
Year to date cooling degree days 2665  
Growing Degree Days 0 (Base 50)    
Moisture  
Dew Point 34 °F    
Average Humidity 76    
Maximum Humidity 97    
Minimum Humidity 47    
Precipitation  
Precipitation 0.00 in 0.09 in 1.83 in (1963)
Month to date precipitation 2.80  
Year to date precipitation 52.39  
Snow  
Snow 0.00 in 0.00 in T in (1917)
Month to date snowfall T  
Since 1 July snowfall T  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 30.11 in    
Wind  
Wind Speed 2 mph (NW)    
Max Wind Speed 9 mph    
Max Gust Speed -    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 31, 2001 Rise Set
Actual Time 7:23 AM EST 5:36 PM EST
Civil Twilight 6:57 AM EST 6:02 PM EST
Nautical Twilight 6:27 AM EST 6:32 PM EST
Astronomical Twilight 5:57 AM EST 7:02 PM EST
Moon 7:04 PM EST (12/31) 8:34 AM EST (12/31)
Length of Visible Light 11h 05m
Length of Day
10h 12m
Full, 98% of the Moon is Illuminated
Dec 31
Full
Jan 5
Last Quarter
Jan 13
New
Jan 21
First Quarter
Jan 28
Full

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 36.0 °F - 35.1 °F 97% 30.12 in 10.0 mi Calm Calm - N/A   Partly Cloudy
1:56 AM 37.0 °F - 36.0 °F 96% 30.13 in 10.0 mi Calm Calm - N/A   Scattered Clouds
2:56 AM 37.0 °F - 35.1 °F 93% 30.14 in 10.0 mi Calm Calm - N/A   Scattered Clouds
3:56 AM 37.0 °F - 35.1 °F 93% 30.12 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:56 AM 37.0 °F 34.5 °F 35.1 °F 93% 30.13 in 10.0 mi NNW 3.5 mph - N/A   Overcast
5:56 AM 37.0 °F - 35.1 °F 93% 30.12 in 10.0 mi Calm Calm - N/A   Overcast
6:56 AM 37.0 °F - 35.1 °F 93% 30.11 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:56 AM 37.9 °F 34.4 °F 33.1 °F 83% 30.14 in 10.0 mi NNW 4.6 mph - N/A   Overcast
8:56 AM 39.0 °F 35.7 °F 33.1 °F 79% 30.14 in 10.0 mi North 4.6 mph - N/A   Overcast
9:56 AM 43.0 °F 40.3 °F 34.0 °F 71% 30.17 in 10.0 mi NNW 4.6 mph - N/A   Overcast
10:56 AM 46.9 °F - 34.0 °F 61% 30.15 in 10.0 mi North 4.6 mph - N/A   Overcast
11:56 AM 48.9 °F - 34.0 °F 56% 30.12 in 10.0 mi Variable 4.6 mph - N/A   Overcast
12:56 PM 50.0 °F - 33.1 °F 52% 30.09 in 10.0 mi NNW 5.8 mph - N/A   Overcast
1:56 PM 52.0 °F - 33.1 °F 49% 30.07 in 10.0 mi NW 6.9 mph - N/A   Overcast
2:56 PM 52.0 °F - 32.0 °F 47% 30.08 in 10.0 mi NNW 9.2 mph - N/A   Overcast
3:56 PM 51.1 °F - 34.0 °F 52% 30.06 in 10.0 mi NNW 4.6 mph - N/A   Mostly Cloudy
4:56 PM 50.0 °F - 37.0 °F 61% 30.07 in 10.0 mi WNW 3.5 mph - N/A   Mostly Cloudy
5:56 PM 46.9 °F - 36.0 °F 66% 30.09 in 10.0 mi WNW 6.9 mph - N/A   Mostly Cloudy
6:56 PM 46.0 °F 43.9 °F 34.0 °F 63% 30.10 in 10.0 mi NW 4.6 mph - N/A   Mostly Cloudy
7:56 PM 43.0 °F - 35.1 °F 74% 30.09 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:56 PM 39.9 °F 35.8 °F 34.0 °F 79% 30.08 in 10.0 mi NW 5.8 mph - N/A   Mostly Cloudy
9:56 PM 41.0 °F 39.0 °F 33.1 °F 73% 30.08 in 10.0 mi WNW 3.5 mph - N/A   Scattered Clouds
10:56 PM 36.0 °F 32.1 °F 34.0 °F 93% 30.08 in 10.0 mi West 4.6 mph - N/A   Scattered Clouds
11:56 PM 35.1 °F - 34.0 °F 96% 30.08 in 10.0 mi Calm Calm - N/A   Partly Cloudy