Weather History for KEAT - September, 2011

Change the Weather History Date:

Wednesday, September 21, 2011

  Actual Average Record
Temperature  
Mean Temperature 63 °F 62 °F  
Max Temperature 77 °F 75 °F 92 °F (1967)
Min Temperature 48 °F 51 °F 38 °F (1983)
Degree Days  
Heating Degree Days 2 4  
Month to date heating degree days 17 48  
Since 1 July heating degree days 21 62  
Cooling Degree Days 0 2  
Month to date cooling degree days 121 72  
Year to date cooling degree days 618 860  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 40 °F    
Average Humidity 47    
Maximum Humidity 66    
Minimum Humidity 27    
Precipitation  
Precipitation 0.00 in 0.01 in 0.02 in (1972)
Month to date precipitation T 0.23  
Year to date precipitation 5.29 4.95  
Sea Level Pressure  
Sea Level Pressure 30.03 in    
Wind  
Wind Speed 4 mph (NW)    
Max Wind Speed 14 mph    
Max Gust Speed 16 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport or City:

Trip Planner

Search our weather history database for the weather conditions in past years. The results will help you decide how hot, cold, wet, or windy it might be!

Date:

Astronomy

Sep. 21, 2011 Rise Set
Actual Time 6:46 AM PDT 7:00 PM PDT
Civil Twilight 6:15 AM PDT 7:31 PM PDT
Nautical Twilight 5:39 AM PDT 8:07 PM PDT
Astronomical Twilight 5:01 AM PDT 8:44 PM PDT
Moon No Moon Rise 3:36 PM PDT (9/21)
Length of Visible Light 13h 16m
Length of Day
12h 14m
Last Quarter, 37% of the Moon is Illuminated
Sep 21
Last Quarter
Sep 27
New
Oct 3
First Quarter
Oct 11
Full
Oct 19
Last Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:55 AM 61.0 °F 39.0 °F 44% 30.06 in 10.0 mi NNW 6.9 mph - N/A   Clear
1:55 AM 57.9 °F 39.0 °F 49% 30.06 in 10.0 mi WNW 10.4 mph - N/A   Clear
3:55 AM 53.1 °F 39.9 °F 61% 30.07 in 10.0 mi West 8.1 mph - N/A   Clear
4:55 AM 52.0 °F 39.9 °F 63% 30.07 in 10.0 mi North 5.8 mph - N/A   Clear
5:55 AM 51.1 °F 39.0 °F 63% 30.08 in 10.0 mi NW 4.6 mph - N/A   Clear
6:55 AM 50.0 °F 39.0 °F 66% 30.08 in 10.0 mi NE 3.5 mph - N/A   Clear
7:55 AM 53.1 °F 39.9 °F 61% 30.10 in 10.0 mi WSW 4.6 mph - N/A   Clear
8:55 AM 55.0 °F 39.9 °F 57% 30.10 in 10.0 mi West 5.8 mph - N/A   Clear
9:55 AM 61.0 °F 39.0 °F 44% 30.10 in 10.0 mi Calm Calm - N/A   Clear
10:55 AM 64.0 °F 41.0 °F 43% 30.09 in 10.0 mi Calm Calm - N/A   Clear
11:55 AM 68.0 °F 39.0 °F 35% 30.07 in 10.0 mi Calm Calm - N/A   Clear
12:55 PM 72.0 °F 37.9 °F 29% 30.05 in 10.0 mi SE 6.9 mph - N/A   Clear
1:55 PM 73.9 °F 39.0 °F 28% 30.04 in 10.0 mi SE 5.8 mph - N/A   Clear
2:55 PM 73.9 °F 39.0 °F 28% 30.02 in 10.0 mi East 3.5 mph - N/A   Clear
3:55 PM 75.0 °F 39.9 °F 28% 30.00 in 10.0 mi NNE 3.5 mph - N/A   Clear
4:55 PM 75.0 °F 41.0 °F 29% 29.98 in 10.0 mi Calm Calm - N/A   Clear
5:55 PM 73.9 °F 41.0 °F 30% 29.96 in 10.0 mi WNW 6.9 mph - N/A   Clear
6:55 PM 72.0 °F 39.0 °F 30% 29.97 in 10.0 mi NW 4.6 mph - N/A   Clear
7:55 PM 64.0 °F 46.0 °F 52% 29.96 in 10.0 mi ENE 3.5 mph - N/A   Clear
8:55 PM 64.0 °F 42.1 °F 45% 29.96 in 10.0 mi Calm Calm - N/A   Clear
9:55 PM 64.0 °F 42.1 °F 45% 29.96 in 10.0 mi NW 3.5 mph - N/A   Clear
10:55 PM 64.9 °F 41.0 °F 42% 29.96 in 10.0 mi NNW 5.8 mph - N/A   Clear
11:55 PM 63.0 °F 43.0 °F 48% 29.96 in 10.0 mi WNW 6.9 mph - N/A   Clear