Weather History for Ephrata, WA

Change the Weather History Date:

Wednesday, May 13, 2009

  Actual Average Record
Temperature  
Mean Temperature 47 °F 59 °F  
Max Temperature 58 °F 72 °F 91 °F (1973)
Min Temperature 35 °F 46 °F 34 °F (1955)
Degree Days  
Heating Degree Days 18 7  
Month to date heating degree days 164 119  
Since 1 July heating degree days 5750 5816  
Cooling Degree Days 0 1  
Month to date cooling degree days 0 10  
Year to date cooling degree days 0 12  
Moisture  
Dew Point 33 °F    
Average Humidity 62    
Maximum Humidity 93    
Minimum Humidity 30    
Precipitation  
Precipitation T in 0.02 in 0.14 in (1952)
Month to date precipitation 0.15 0.22  
Year to date precipitation 1.77 3.03  
Sea Level Pressure  
Sea Level Pressure 29.98 in    
Wind  
Wind Speed 8 mph (South)    
Max Wind Speed 25 mph    
Max Gust Speed 30 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

Search for Another Location

Airport:

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

May. 13, 2009 Rise Set
Actual Time 5:23 AM PDT 8:25 PM PDT
Civil Twilight 4:47 AM PDT 9:02 PM PDT
Nautical Twilight 4:01 AM PDT 9:48 PM PDT
Astronomical Twilight 3:04 AM PDT 10:46 PM PDT
Moon 12:15 AM PDT (5/13) 8:30 AM PDT (5/13)
Length of Visible Light 16h 14m
Length of Day
15h 02m
Waning Gibbous, 81% of the Moon is Illuminated
May 13
Waning Gibbous
May 17
Last Quarter
May 24
New
May 30
First Quarter
Jun 7
Full

Hourly Weather History & Observations

Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 48.0 °F - 21.0 °F 34% 30.05 in 10.0 mi NW 23.0 mph 27.6 mph N/A   Clear
1:53 AM 44.1 °F 40.1 °F 21.0 °F 40% 30.07 in 10.0 mi SW 6.9 mph - N/A   Clear
2:53 AM 44.1 °F - 23.0 °F 43% 30.09 in 10.0 mi Calm Calm - N/A   Clear
3:53 AM 37.9 °F 30.9 °F 26.1 °F 62% 30.12 in 10.0 mi SW 10.4 mph - N/A   Clear
4:53 AM 36.0 °F 30.3 °F 26.1 °F 67% 30.12 in 10.0 mi WSW 6.9 mph - N/A   Clear
5:53 AM 36.0 °F - 26.1 °F 67% 30.13 in 10.0 mi Calm Calm - N/A   Clear
6:53 AM 41.0 °F - 28.0 °F 60% 30.13 in 10.0 mi Calm Calm - N/A   Clear
7:53 AM 45.0 °F 41.8 °F 30.9 °F 58% 30.14 in 10.0 mi South 5.8 mph - N/A   Clear
8:53 AM 48.9 °F - 30.0 °F 48% 30.13 in 10.0 mi SSW 5.8 mph - N/A   Clear
9:53 AM 51.1 °F - 30.0 °F 44% 30.11 in 10.0 mi SSE 9.2 mph - N/A   Clear
10:53 AM 52.0 °F - 30.9 °F 45% 30.10 in 10.0 mi SE 8.1 mph - N/A   Clear
11:53 AM 54.0 °F - 28.0 °F 37% 30.08 in 10.0 mi SSE 11.5 mph - N/A   Clear
12:53 PM 55.0 °F - 26.1 °F 33% 30.04 in 10.0 mi SE 11.5 mph 17.3 mph N/A   Clear
1:53 PM 55.9 °F - 26.1 °F 32% 30.02 in 10.0 mi South 15.0 mph 19.6 mph N/A   Clear
2:53 PM 57.0 °F - 26.1 °F 30% 29.99 in 10.0 mi South 12.7 mph 17.3 mph N/A   Partly Cloudy
3:53 PM 55.0 °F - 24.1 °F 30% 29.97 in 10.0 mi South 10.4 mph 18.4 mph N/A   Scattered Clouds
4:53 PM 55.9 °F - 27.0 °F 33% 29.94 in 10.0 mi WSW 12.7 mph - N/A   Clear
5:53 PM 55.9 °F - 28.0 °F 34% 29.91 in 10.0 mi South 20.7 mph 27.6 mph N/A   Scattered Clouds
6:53 PM 48.9 °F - 39.0 °F 69% 29.90 in 10.0 mi South 17.3 mph 24.2 mph 0.00 in Rain Light Rain
7:53 PM 46.9 °F - 42.1 °F 83% 29.87 in 10.0 mi SSE 10.4 mph - 0.00 in Rain Light Rain
8:53 PM 46.0 °F 41.0 °F 43.0 °F 89% 29.85 in 10.0 mi SSE 10.4 mph - 0.00 in Rain Light Rain
9:53 PM 46.0 °F 44.8 °F 44.1 °F 93% 29.83 in 10.0 mi SE 3.5 mph - 0.00 in   Overcast
10:35 PM 46.4 °F - 44.6 °F 93% 29.80 in 10.0 mi Calm Calm - N/A   Overcast
10:45 PM 46.4 °F - 44.6 °F 93% 29.79 in 10.0 mi Calm Calm - N/A   Overcast
10:53 PM 46.0 °F - 44.1 °F 93% 29.80 in 10.0 mi Calm Calm - N/A   Overcast
11:15 PM 46.4 °F - 44.6 °F 93% 29.78 in 10.0 mi Calm Calm - N/A   Overcast
11:51 PM 46.4 °F 44.3 °F 44.6 °F 93% 29.77 in 10.0 mi SSE 4.6 mph - 0.00 in Rain Light Rain
11:53 PM 46.9 °F - 44.1 °F 90% 29.78 in 10.0 mi SSE 3.5 mph - 0.00 in Rain Light Rain