Alameda, CA

9:23 AM PST on January 19, 2017 (GMT -0800)
Metro Oakland International

Weather History for KOAK - December, 2012

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Week of December 16, 2012 through December 22, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 60 °F 58 °F 55 °F
Mean Temperature 55 °F 51 °F 45 °F
Min Temperature 51 °F 44 °F 34 °F
Degree Days  
Heating Degree Days (base 65) 20 14 10 95
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 5 2 0 15
Dew Point  
Dew Point 57 °F 42 °F 24 °F
Precipitation  
Precipitation 0.73 in 0.18 in 0.00 in 1.07 in
Snowdepth - - - -
Wind  
Wind 29 mph 10 mph 0 mph
Gust Wind 39 mph 27 mph 23 mph
Sea Level Pressure  
Sea Level Pressure 30.34 in 30.07 in 29.87 in

Weekly Weather History Graph

Weekly Weather History Graph

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Date:

Astronomy

Dec. 17, 2012 Rise Set
Actual Time 7:18 AM PST 4:52 PM PST
Civil Twilight 6:49 AM PST 5:21 PM PST
Nautical Twilight 6:16 AM PST 5:54 PM PST
Astronomical Twilight 5:44 AM PST 6:26 PM PST
Moon 10:34 AM PST (12/17) 10:14 PM PST (12/17)
Length of Visible Light 10h 32m
Length of Day
9h 33m
Waxing Crescent, 26% of the Moon is Illuminated
Dec 17
Waxing Crescent
Dec 19
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Dec high avg low high avg low high avg low high avg low high avg low high avg high sum  
16 58 53 48 52 47 43 86 77 67 30.12 30.08 30.05 10 9 7 18 5 21 T Rain
17 59 54 49 54 51 43 93 84 75 30.09 30.03 29.99 10 8 1 18 9 28 0.23 Rain
18 56 49 41 40 34 30 76 60 43 30.21 30.09 30.02 10 10 10 21 9 29 0.00  
19 55 45 34 36 30 24 89 61 32 30.34 30.28 30.22 10 10 10 9 3 18 0.00  
20 60 49 37 41 34 27 70 57 43 30.24 30.12 30.02 10 10 10 22 13 28 0.00  
21 58 55 51 54 48 39 93 74 55 30.01 29.94 29.90 10 9 2 29 18 39 0.11 Rain
22 60 55 50 57 50 46 100 86 72 30.11 29.97 29.87 10 10 5 29 12 32 0.73 Rain