Weather History for KLSF - December, 2011

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Friday, December 30, 2011

  Actual Average Record
Temperature  
Mean Temperature 52 °F -  
Max Temperature 72 °F 55 °F 78 °F (1996)
Min Temperature 33 °F 31 °F 21 °F (2000)
Degree Days  
Heating Degree Days 12    
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 40 °F    
Average Humidity 91    
Maximum Humidity 100    
Minimum Humidity 45    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.06 in    
Wind  
Wind Speed 1 mph (SW)    
Max Wind Speed 13 mph    
Max Gust Speed 21 mph    
Visibility 5 miles    
Events Rain    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 30, 2011 Rise Set
Actual Time 7:40 AM EST 5:44 PM EST
Civil Twilight 7:13 AM EST 6:11 PM EST
Nautical Twilight 6:43 AM EST 6:41 PM EST
Astronomical Twilight 6:13 AM EST 7:11 PM EST
Moon 11:21 AM EST (12/30) 11:54 PM EST (12/30)
Length of Visible Light 10h 57m
Length of Day
10h 03m
Waxing Crescent, 35% of the Moon is Illuminated
Dec 30
Waxing Crescent
Jan 1
First Quarter
Jan 9
Full
Jan 16
Last Quarter
Jan 23
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:55 AM 37.2 °F - 36.5 °F 97% 30.06 in 9.0 mi Calm Calm - N/A   Clear
1:33 AM 35.6 °F - 35.6 °F 100% 30.05 in 2.5 mi Calm Calm - N/A   Clear
1:35 AM 35.6 °F - 35.6 °F 100% 30.05 in 1.8 mi Calm Calm - N/A   Clear
1:38 AM 35.6 °F - 35.6 °F 100% 30.05 in 1.5 mi Calm Calm - N/A   Clear
1:39 AM 35.6 °F - 35.6 °F 100% 30.05 in 1.5 mi Calm Calm - N/A   Clear
1:41 AM 35.6 °F - 35.6 °F 100% 30.05 in 1.8 mi Calm Calm - N/A   Clear
1:43 AM 35.6 °F - 35.6 °F 100% 30.05 in 2.0 mi Calm Calm - N/A   Clear
1:46 AM 35.6 °F - 35.6 °F 100% 30.05 in 1.8 mi Calm Calm - N/A   Clear
1:47 AM 35.6 °F - 35.6 °F 100% 30.05 in 1.5 mi Calm Calm - N/A   Clear
1:48 AM 35.6 °F - 35.6 °F 100% 30.05 in 1.5 mi Calm Calm - N/A   Clear
1:49 AM 35.6 °F - 35.6 °F 100% 30.05 in 1.2 mi Calm Calm - N/A   Clear
1:51 AM 35.6 °F - 35.6 °F 100% 30.05 in 1.0 mi Calm Calm - N/A   Clear
1:53 AM 35.6 °F - 35.6 °F 100% 30.05 in 0.8 mi Calm Calm - N/A   Clear
1:55 AM 35.4 °F - 35.1 °F 99% 30.05 in 0.8 mi Calm Calm - N/A   Clear
1:57 AM 35.6 °F - 35.6 °F 100% 30.05 in 0.8 mi Calm Calm - N/A   Clear
1:58 AM 35.6 °F - 35.6 °F 100% 30.06 in 0.8 mi Calm Calm - N/A   Clear
2:02 AM 35.6 °F - 35.6 °F 100% 30.05 in 1.0 mi Calm Calm - N/A   Clear
2:05 AM 35.6 °F - 35.6 °F 100% 30.06 in 1.2 mi Calm Calm - N/A   Clear
2:10 AM 33.8 °F - 33.8 °F 100% 30.06 in 1.0 mi Calm Calm - N/A   Clear
2:12 AM 33.8 °F - 33.8 °F 100% 30.06 in 0.8 mi Calm Calm - N/A   Clear
2:17 AM 33.8 °F - 33.8 °F 100% 30.06 in 0.8 mi Calm Calm - N/A   Clear
2:36 AM 35.6 °F - 35.6 °F 100% 30.06 in 0.8 mi Calm Calm - N/A   Clear
2:38 AM 35.6 °F - 35.6 °F 100% 30.06 in 0.8 mi Calm Calm - N/A   Clear
2:39 AM 35.6 °F - 35.6 °F 100% 30.06 in 0.8 mi Calm Calm - N/A   Partly Cloudy
2:42 AM 35.6 °F - 35.6 °F 100% 30.06 in 1.0 mi Calm Calm - N/A   Partly Cloudy
2:46 AM 35.6 °F - 35.6 °F 100% 30.06 in 1.2 mi Calm Calm - N/A   Partly Cloudy
2:47 AM 35.6 °F - 35.6 °F 100% 30.06 in 1.2 mi Calm Calm - N/A   Partly Cloudy
2:48 AM 35.6 °F - 35.6 °F 100% 30.06 in 1.5 mi Calm Calm - N/A   Partly Cloudy
2:49 AM 35.6 °F - 35.6 °F 100% 30.06 in 1.8 mi Calm Calm - N/A   Partly Cloudy
2:50 AM 35.6 °F - 35.6 °F 100% 30.06 in 2.0 mi Calm Calm - N/A   Partly Cloudy
2:53 AM 35.6 °F - 35.6 °F 100% 30.06 in 3.0 mi Calm Calm - N/A   Partly Cloudy
2:55 AM 35.6 °F - 35.4 °F 99% 30.06 in 6.0 mi Calm Calm - N/A   Partly Cloudy
3:30 AM 35.6 °F - 35.6 °F 100% 30.07 in 2.5 mi Calm Calm - N/A   Scattered Clouds
3:31 AM 35.6 °F - 35.6 °F 100% 30.07 in 1.8 mi Calm Calm - N/A   Scattered Clouds
3:32 AM 35.6 °F - 35.6 °F 100% 30.07 in 1.5 mi Calm Calm - N/A   Scattered Clouds
3:33 AM 35.6 °F - 35.6 °F 100% 30.07 in 1.2 mi Calm Calm - N/A   Scattered Clouds
3:34 AM 35.6 °F - 33.8 °F 93% 30.07 in 1.0 mi Calm Calm - N/A   Scattered Clouds
3:35 AM 33.8 °F - 33.8 °F 100% 30.07 in 1.0 mi Calm Calm - N/A   Scattered Clouds
3:36 AM 33.8 °F - 33.8 °F 100% 30.07 in 1.0 mi Calm Calm - N/A   Scattered Clouds
3:37 AM 33.8 °F - 33.8 °F 100% 30.07 in 0.8 mi Calm Calm - N/A   Scattered Clouds
3:40 AM 33.8 °F - 33.8 °F 100% 30.07 in 1.0 mi Calm Calm - N/A   Scattered Clouds
3:42 AM 35.6 °F - 33.8 °F 93% 30.07 in 1.0 mi Calm Calm - N/A   Mostly Cloudy
3:43 AM 35.6 °F - 35.6 °F 100% 30.07 in 1.2 mi Calm Calm - N/A   Mostly Cloudy
3:44 AM 35.6 °F - 35.6 °F 100% 30.07 in 1.5 mi Calm Calm - N/A   Mostly Cloudy
3:45 AM 35.6 °F - 35.6 °F 100% 30.07 in 1.8 mi Calm Calm - N/A   Mostly Cloudy
3:46 AM 35.6 °F - 35.6 °F 100% 30.07 in 2.0 mi Calm Calm - N/A   Mostly Cloudy
3:47 AM 35.6 °F - 35.6 °F 100% 30.07 in 2.5 mi Calm Calm - N/A   Mostly Cloudy
3:48 AM 35.6 °F - 35.6 °F 100% 30.07 in 3.0 mi Calm Calm - N/A   Mostly Cloudy
3:55 AM 37.9 °F - 37.8 °F 99% 30.07 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:55 AM 39.9 °F - 39.4 °F 98% 30.07 in 10.0 mi Calm Calm - N/A   Overcast
5:38 AM 41.0 °F 39.0 °F 41.0 °F 100% 30.08 in 10.0 mi NW 3.5 mph - N/A   Overcast
5:55 AM 41.7 °F 38.8 °F 40.8 °F 97% 30.08 in 10.0 mi WNW 4.6 mph - N/A   Overcast
6:17 AM 42.8 °F 40.1 °F 41.0 °F 93% 30.09 in 10.0 mi WNW 4.6 mph - N/A   Overcast
6:21 AM 41.0 °F 38.0 °F 41.0 °F 100% 30.08 in 10.0 mi WNW 4.6 mph - N/A   Overcast
6:55 AM 43.0 °F - 41.5 °F 95% 30.08 in 10.0 mi Calm Calm - N/A   Overcast
7:33 AM 42.8 °F - 41.0 °F 93% 30.08 in 10.0 mi Calm Calm - N/A Rain Light Rain
7:55 AM 44.1 °F - 42.1 °F 93% 30.08 in 10.0 mi Calm Calm - 0.00 in Rain Light Rain
7:56 AM 44.6 °F - 42.8 °F 93% 30.08 in 10.0 mi Calm Calm - N/A   Overcast
8:55 AM 46.0 °F - 44.2 °F 93% 30.09 in 10.0 mi Calm Calm - N/A   Overcast
9:38 AM 48.2 °F - 44.6 °F 87% 30.10 in 10.0 mi WNW 3.5 mph - N/A   Overcast
9:52 AM 48.2 °F - 46.4 °F 93% 30.10 in 10.0 mi Calm Calm - N/A   Overcast
9:55 AM 48.9 °F - 46.4 °F 91% 30.10 in 10.0 mi Calm Calm - N/A   Overcast
10:14 AM 50.0 °F - 48.2 °F 94% 30.09 in 10.0 mi Calm Calm - N/A   Overcast
10:26 AM 53.6 °F - 48.2 °F 82% 30.10 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:54 AM 59.0 °F - 51.8 °F 77% 30.10 in 10.0 mi Variable 6.9 mph - N/A   Mostly Cloudy
10:55 AM 59.2 °F - 51.6 °F 76% 30.10 in 10.0 mi Variable 6.9 mph - N/A   Mostly Cloudy
11:34 AM 62.6 °F - 53.6 °F 72% 30.08 in 10.0 mi South 8.1 mph - N/A   Scattered Clouds
11:55 AM 65.5 °F - 54.0 °F 66% 30.07 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
12:01 PM 66.2 °F - 53.6 °F 64% 30.06 in 10.0 mi SSW 8.1 mph - N/A   Mostly Cloudy
12:18 PM 66.2 °F - 53.6 °F 64% 30.06 in 10.0 mi SW 6.9 mph - N/A   Mostly Cloudy
12:55 PM 68.7 °F - 52.7 °F 57% 30.04 in 10.0 mi SW 6.9 mph - N/A   Mostly Cloudy
1:55 PM 70.7 °F - 50.9 °F 49% 29.99 in 10.0 mi SSW 6.9 mph - N/A   Clear
2:55 PM 72.0 °F - 49.3 °F 45% 29.98 in 10.0 mi SW 12.7 mph 20.7 mph N/A   Partly Cloudy
3:55 PM 70.5 °F - 49.5 °F 47% 29.99 in 10.0 mi Variable 6.9 mph - N/A   Mostly Cloudy
4:55 PM 70.0 °F - 49.8 °F 49% 29.99 in 10.0 mi Variable 4.6 mph - N/A   Overcast
5:55 PM 64.4 °F - 50.4 °F 60% 29.96 in 10.0 mi South 5.8 mph - N/A   Clear
6:55 PM 62.4 °F - 50.0 °F 64% 29.98 in 10.0 mi South 3.5 mph - N/A   Clear
7:55 PM 54.0 °F - 47.8 °F 80% 29.99 in 10.0 mi SSE 3.5 mph - N/A   Clear
8:55 PM 53.8 °F - 48.4 °F 82% 30.02 in 10.0 mi Variable 3.5 mph - N/A   Clear
9:55 PM 53.8 °F - 49.3 °F 85% 30.02 in 10.0 mi South 5.8 mph - N/A   Clear
10:55 PM 58.1 °F - 52.5 °F 82% 30.02 in 10.0 mi Variable 4.6 mph - N/A   Clear
11:55 PM 58.6 °F - 54.5 °F 86% 30.02 in 10.0 mi Variable 3.5 mph - N/A   Clear