Livermore, CA

12:08 AM PST on February 21, 2018 (GMT -0800)
Livermore Municipal

Weather History for KLVK - January, 2012

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Tuesday, January 31, 2012

  Actual Average Record
Temperature  
Mean Temperature 54 °F 48 °F  
Max Temperature 63 °F 57 °F 74 °F (2015)
Min Temperature 44 °F 39 °F 22 °F (1972)
Degree Days  
Heating Degree Days 11 17  
Month to date heating degree days 485 569  
Since 1 July heating degree days 1495 1598  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Growing Degree Days 5 (Base 50)    
Moisture  
Dew Point 45 °F    
Average Humidity 74    
Maximum Humidity 93    
Minimum Humidity 55    
Precipitation  
Precipitation 0.00 in 0.08 in 0.87 in (1996)
Month to date precipitation 1.64 3.01  
Year to date precipitation 1.64 3.01  
Since 1 July precipitation 3.55  
Sea Level Pressure  
Sea Level Pressure 30.12 in    
Wind  
Wind Speed 5 mph (West)    
Max Wind Speed 16 mph    
Max Gust Speed 20 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Jan. 31, 2012 Rise Set
Actual Time 7:12 AM PST 5:29 PM PST
Civil Twilight 6:44 AM PST 5:57 PM PST
Nautical Twilight 6:13 AM PST 6:28 PM PST
Astronomical Twilight 5:42 AM PST 6:59 PM PST
Moon 11:23 AM PST (1/31) 1:04 AM PST (1/31)
Length of Visible Light 11h 12m
Length of Day
10h 17m
First Quarter, 56% of the Moon is Illuminated
Jan 31
First Quarter
Feb 7
Full
Feb 14
Last Quarter
Feb 21
New
Feb 29
First Quarter

Hourly Weather History & Observations

Time (PST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:45 AM 50.0 °F 46.4 °F 87% 30.08 in 10.0 mi WNW 4.6 mph - N/A   Overcast
12:53 AM 50.0 °F 46.0 °F 86% 30.08 in 10.0 mi West 3.5 mph - N/A   Overcast
1:04 AM 50.0 °F 46.4 °F 87% 30.08 in 10.0 mi West 8.1 mph - N/A   Overcast
1:53 AM 48.9 °F 46.0 °F 90% 30.08 in 10.0 mi West 5.8 mph - N/A   Overcast
2:53 AM 48.9 °F 45.0 °F 86% 30.10 in 10.0 mi WNW 9.2 mph - N/A   Overcast
3:17 AM 48.2 °F 46.4 °F 93% 30.10 in 10.0 mi West 5.8 mph - N/A   Overcast
3:53 AM 48.9 °F 46.0 °F 90% 30.09 in 10.0 mi Calm Calm - N/A   Overcast
4:53 AM 48.9 °F 45.0 °F 86% 30.10 in 10.0 mi Calm Calm - N/A   Overcast
5:53 AM 48.9 °F 45.0 °F 86% 30.09 in 10.0 mi Calm Calm - N/A   Overcast
6:00 AM 48.2 °F 44.6 °F 87% 30.09 in 10.0 mi Calm Calm - N/A   Overcast
6:53 AM 48.0 °F 46.0 °F 93% 30.11 in 10.0 mi Calm Calm - N/A   Overcast
7:53 AM 48.0 °F 45.0 °F 89% 30.12 in 10.0 mi ENE 3.5 mph - N/A   Overcast
8:53 AM 48.0 °F 44.1 °F 86% 30.13 in 10.0 mi Calm Calm - N/A   Overcast
9:42 AM 50.0 °F 44.6 °F 82% 30.12 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:53 AM 50.0 °F 45.0 °F 83% 30.12 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:53 AM 54.0 °F 46.0 °F 75% 30.15 in 10.0 mi West 6.9 mph - N/A   Clear
11:53 AM 55.0 °F 46.9 °F 74% 30.12 in 10.0 mi SSW 3.5 mph - N/A   Clear
12:53 PM 59.0 °F 46.0 °F 62% 30.11 in 10.0 mi WSW 6.9 mph - N/A   Clear
1:53 PM 61.0 °F 44.1 °F 54% 30.09 in 10.0 mi Variable 3.5 mph - N/A   Clear
2:53 PM 62.1 °F 46.0 °F 56% 30.09 in 10.0 mi SW 3.5 mph - N/A   Clear
3:53 PM 60.1 °F 46.0 °F 60% 30.09 in 10.0 mi SW 3.5 mph - N/A   Clear
4:53 PM 55.0 °F 46.9 °F 74% 30.10 in 10.0 mi WNW 12.7 mph - N/A   Clear
5:53 PM 53.1 °F 45.0 °F 74% 30.11 in 10.0 mi WNW 6.9 mph - N/A   Clear
6:53 PM 51.1 °F 46.0 °F 83% 30.15 in 10.0 mi WNW 10.4 mph - N/A   Clear
7:53 PM 50.0 °F 45.0 °F 83% 30.17 in 10.0 mi WNW 9.2 mph - N/A   Clear
8:51 PM 48.2 °F 44.6 °F 87% 30.19 in 10.0 mi West 11.5 mph - N/A   Mostly Cloudy
8:53 PM 48.9 °F 45.0 °F 86% 30.19 in 10.0 mi West 12.7 mph - N/A   Mostly Cloudy
9:39 PM 48.2 °F 44.6 °F 87% 30.20 in 10.0 mi West 10.4 mph - N/A   Overcast
10:53 PM 46.9 °F 42.1 °F 83% 30.20 in 10.0 mi Calm Calm - N/A   Scattered Clouds
11:53 PM 45.0 °F 39.9 °F 82% 30.19 in 10.0 mi Calm Calm - N/A   Clear