Weather History for Livermore, CA

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Thursday, February 27, 2014

  Actual Average Record
Temperature  
Mean Temperature 60 °F 52 °F  
Max Temperature 66 °F 63 °F 79 °F (1932)
Min Temperature 53 °F 42 °F 25 °F (1962)
Degree Days  
Heating Degree Days 5 13  
Month to date heating degree days 295 397  
Since 1 July heating degree days 1507 1995  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 47 °F    
Average Humidity 67    
Maximum Humidity 89    
Minimum Humidity 45    
Precipitation  
Precipitation 0.01 in 0.11 in 1.24 in (1940)
Month to date precipitation 1.69 2.92  
Year to date precipitation 1.78 5.93  
Since 1 July precipitation 4.16 11.74  
Sea Level Pressure  
Sea Level Pressure 29.79 in    
Wind  
Wind Speed 8 mph (SSW)    
Max Wind Speed 18 mph    
Max Gust Speed 24 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Feb. 27, 2014 Rise Set
Actual Time 6:41 AM PST 5:59 PM PST
Civil Twilight 6:14 AM PST 6:25 PM PST
Nautical Twilight 5:44 AM PST 6:55 PM PST
Astronomical Twilight 5:14 AM PST 7:26 PM PST
Moon 5:16 AM PST (2/27) 4:31 PM PST (2/27)
Length of Visible Light 12h 10m
Length of Day
11h 17m
Waning Crescent, 3% of the Moon is Illuminated
Feb 27
Waning Crescent
Mar 1
New
Mar 8
First Quarter
Mar 16
Full
Mar 23
Last Quarter

Hourly Weather History & Observations

Time (PST) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 55.9 °F 51.1 °F 84% 29.78 in 10.0 mi SSW 10.4 mph - 0.00 in   Overcast
1:51 AM 55.4 °F 48.2 °F 77% 29.80 in 10.0 mi SW 5.8 mph - 0.00 in   Mostly Cloudy
1:53 AM 55.0 °F 48.9 °F 80% 29.80 in 10.0 mi SW 6.9 mph - 0.00 in   Mostly Cloudy
2:34 AM 55.0 °F 50.0 °F 83% 29.81 in 10.0 mi South 8.1 mph - 0.00 in   Mostly Cloudy
2:53 AM 55.0 °F 48.9 °F 80% 29.81 in 10.0 mi South 6.9 mph - 0.00 in   Overcast
3:53 AM 54.0 °F 48.9 °F 83% 29.81 in 10.0 mi SW 8.1 mph - 0.00 in Rain Light Rain
4:53 AM 54.0 °F 48.0 °F 80% 29.83 in 10.0 mi SW 11.5 mph - 0.00 in   Scattered Clouds
5:53 AM 54.0 °F 48.0 °F 80% 29.85 in 10.0 mi SW 8.1 mph - 0.00 in Rain Light Rain
6:53 AM 53.1 °F 48.0 °F 83% 29.86 in 10.0 mi SW 6.9 mph - 0.00 in   Mostly Cloudy
7:53 AM 54.0 °F 50.0 °F 86% 29.88 in 10.0 mi Calm Calm - 0.00 in   Overcast
8:53 AM 55.9 °F 48.0 °F 75% 29.89 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
9:46 AM 55.9 °F 50.0 °F 80% 29.90 in 6.0 mi SSW 10.4 mph 19.6 mph 0.01 in Rain Light Rain
9:53 AM 57.9 °F 50.0 °F 75% 29.90 in 10.0 mi SW 6.9 mph - 0.01 in   Mostly Cloudy
10:18 AM 57.9 °F 50.0 °F 75% 29.90 in 10.0 mi WSW 5.8 mph - N/A   Overcast
10:53 AM 59.0 °F 48.9 °F 69% 29.89 in 10.0 mi SSW 8.1 mph - N/A   Mostly Cloudy
11:53 AM 63.0 °F 48.0 °F 58% 29.88 in 10.0 mi South 10.4 mph - N/A   Mostly Cloudy
12:53 PM 64.0 °F 46.9 °F 54% 29.88 in 10.0 mi SSW 12.7 mph - N/A   Mostly Cloudy
1:53 PM 66.0 °F 45.0 °F 47% 29.86 in 10.0 mi SSW 10.4 mph - N/A   Scattered Clouds
2:53 PM 66.0 °F 46.0 °F 48% 29.84 in 10.0 mi SSW 10.4 mph - N/A   Scattered Clouds
3:53 PM 64.9 °F 45.0 °F 48% 29.81 in 10.0 mi SSW 5.8 mph - N/A   Mostly Cloudy
4:53 PM 64.0 °F 45.0 °F 50% 29.77 in 10.0 mi Calm Calm - N/A   Overcast
5:53 PM 63.0 °F 45.0 °F 52% 29.72 in 10.0 mi East 11.5 mph - N/A   Clear
6:53 PM 61.0 °F 45.0 °F 56% 29.69 in 10.0 mi East 10.4 mph - N/A   Overcast
7:53 PM 60.1 °F 44.1 °F 55% 29.66 in 10.0 mi East 4.6 mph - N/A   Overcast
8:53 PM 60.1 °F 43.0 °F 53% 29.63 in 10.0 mi SSE 9.2 mph - N/A   Overcast
9:53 PM 60.1 °F 43.0 °F 53% 29.60 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:53 PM 57.0 °F 46.0 °F 67% 29.57 in 10.0 mi Calm Calm - N/A   Scattered Clouds
11:53 PM 57.9 °F 43.0 °F 58% 29.53 in 10.0 mi ENE 15.0 mph 23.0 mph N/A   Overcast