Oakland, CA

10:53 PM PDT on October 22, 2019 (GMT -0700)
Metro Oakland International

Weather History for KOAK - September, 2019

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Saturday, September 21, 2019

  Actual Average Record
Temperature  
Mean Temperature 71 °F 64 °F  
Max Temperature 85 °F 74 °F 95 °F (2003)
Min Temperature 57 °F 54 °F 48 °F (2004)
Degree Days  
Heating Degree Days 0 2  
Month to date heating degree days 0 40  
Since 1 July heating degree days 15 180  
Cooling Degree Days 6 1  
Month to date cooling degree days 66 38  
Year to date cooling degree days 325 118  
Growing Degree Days 20 (Base 50)    
Moisture  
Dew Point 53 °F    
Average Humidity 55    
Maximum Humidity 80    
Minimum Humidity 29    
Precipitation  
Precipitation 0.00 in 0.01 in 0.61 in (2013)
Month to date precipitation 0.23 0.11  
Year to date precipitation 15.94 13.39  
Sea Level Pressure  
Sea Level Pressure 29.93 in    
Wind  
Wind Speed 6 mph (WNW)    
Max Wind Speed 18 mph    
Max Gust Speed 21 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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Astronomy

Sep. 21, 2019 Rise Set
Actual Time 6:55 AM PDT 7:07 PM PDT
Civil Twilight 6:29 AM PDT 7:33 PM PDT
Nautical Twilight 5:58 AM PDT 8:04 PM PDT
Astronomical Twilight 5:27 AM PDT 8:35 PM PDT
Moon 11:57 PM PDT (9/21) 2:00 PM PDT (9/21)
Length of Visible Light 13h 04m
Length of Day
12h 11m
Waning Gibbous, 53% of the Moon is Illuminated
Sep 21
Waning Gibbous
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
Full

Hourly Weather History & Observations

Time (PDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 64.0 °F - 50.0 °F 60% 29.93 in 10.0 mi SSE 4.6 mph - N/A   Clear
1:53 AM 61.0 °F - 48.9 °F 64% 29.94 in 10.0 mi NE 4.6 mph - N/A   Clear
2:53 AM 60.1 °F - 48.9 °F 67% 29.94 in 10.0 mi ENE 5.8 mph - N/A   Clear
3:53 AM 60.1 °F - 50.0 °F 69% 29.94 in 10.0 mi NE 3.5 mph - N/A   Clear
4:53 AM 60.1 °F - 51.1 °F 72% 29.94 in 10.0 mi NE 3.5 mph - N/A   Clear
5:53 AM 60.1 °F - 52.0 °F 75% 29.95 in 10.0 mi NE 3.5 mph - N/A   Clear
6:53 AM 57.9 °F - 51.1 °F 78% 29.95 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 62.1 °F - 54.0 °F 75% 29.97 in 10.0 mi ENE 3.5 mph - N/A   Clear
8:53 AM 70.0 °F - 52.0 °F 53% 29.98 in 10.0 mi SE 3.5 mph - N/A   Clear
9:53 AM 70.0 °F - 55.0 °F 59% 29.98 in 10.0 mi SSW 3.5 mph - N/A   Clear
10:53 AM 72.0 °F - 57.9 °F 61% 29.97 in 10.0 mi West 4.6 mph - N/A   Clear
11:53 AM 75.9 °F - 55.9 °F 50% 29.96 in 10.0 mi West 6.9 mph - N/A   Clear
12:53 PM 78.1 °F - 54.0 °F 43% 29.94 in 10.0 mi WSW 6.9 mph - N/A   Clear
1:53 PM 82.9 °F - 48.9 °F 31% 29.92 in 10.0 mi West 9.2 mph - N/A   Clear
2:53 PM 84.0 °F - 48.9 °F 29% 29.90 in 10.0 mi West 9.2 mph - N/A   Clear
3:53 PM 82.9 °F 82.6 °F 57.9 °F 42% 29.88 in 10.0 mi West 12.7 mph - N/A   Clear
4:53 PM 81.0 °F 80.5 °F 54.0 °F 39% 29.88 in 10.0 mi WNW 12.7 mph - N/A   Clear
5:53 PM 78.1 °F - 52.0 °F 40% 29.89 in 10.0 mi West 15.0 mph - N/A   Clear
6:53 PM 73.9 °F - 54.0 °F 50% 29.90 in 10.0 mi NW 6.9 mph - N/A   Clear
7:53 PM 72.0 °F - 54.0 °F 53% 29.90 in 10.0 mi WNW 5.8 mph - N/A   Clear
8:53 PM 70.0 °F - 53.1 °F 55% 29.91 in 10.0 mi NW 3.5 mph - N/A   Clear
9:53 PM 66.9 °F - 55.0 °F 66% 29.92 in 10.0 mi NW 5.8 mph - N/A   Clear
10:53 PM 66.0 °F - 57.0 °F 73% 29.92 in 10.0 mi West 4.6 mph - N/A   Partly Cloudy
11:53 PM 61.0 °F - 54.0 °F 78% 29.91 in 10.0 mi Calm Calm - N/A   Clear