Weather History for Lewiston, ID

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Tuesday, May 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 62 °F 60 °F  
Max Temperature 78 °F 72 °F 97 °F (1928)
Min Temperature 45 °F 48 °F 35 °F (1960)
Degree Days  
Heating Degree Days 3 6  
Month to date heating degree days 73 171  
Since 1 July heating degree days 4497 5051  
Cooling Degree Days 0 1  
Month to date cooling degree days 57 18  
Year to date cooling degree days 57 20  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 44 °F    
Average Humidity 64    
Maximum Humidity 93    
Minimum Humidity 35    
Precipitation  
Precipitation 0.20 in 0.05 in 0.85 in (1932)
Month to date precipitation 0.31 1.05  
Year to date precipitation 3.32 5.38  
Snow  
Snow 0.00 in 0.00 in T in (1960)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 2.6 10.5  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.72 in    
Wind  
Wind Speed 10 mph (NNW)    
Max Wind Speed 36 mph    
Max Gust Speed 46 mph    
Visibility 10 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

May. 21, 2013 Rise Set
Actual Time 5:07 AM PDT 8:22 PM PDT
Civil Twilight 4:31 AM PDT 8:58 PM PDT
Nautical Twilight 3:44 AM PDT 9:46 PM PDT
Astronomical Twilight 2:45 AM PDT 10:45 PM PDT
Moon 4:29 PM PDT (5/21) 2:52 AM PDT (5/21)
Length of Visible Light 16h 27m
Length of Day
15h 14m
Waxing Gibbous, 85% of the Moon is Illuminated
May 21
Waxing Gibbous
May 24
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter

Hourly Weather History & Observations

Time (PDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 55.9 °F - 43.0 °F 62% 29.83 in 10.0 mi SE 4.6 mph - N/A   Clear
1:56 AM 55.0 °F - 43.0 °F 64% 29.81 in 10.0 mi SSE 4.6 mph - N/A   Clear
2:56 AM 53.1 °F - 44.1 °F 71% 29.78 in 10.0 mi SE 3.5 mph - N/A   Clear
3:56 AM 54.0 °F - 45.0 °F 72% 29.75 in 10.0 mi Variable 3.5 mph - N/A   Clear
4:56 AM 53.1 °F - 45.0 °F 74% 29.74 in 10.0 mi Variable 3.5 mph - N/A   Clear
5:56 AM 55.0 °F - 45.0 °F 69% 29.72 in 10.0 mi ESE 6.9 mph - N/A   Clear
6:56 AM 60.1 °F - 46.0 °F 60% 29.69 in 10.0 mi ENE 10.4 mph - N/A   Clear
7:56 AM 64.0 °F - 46.9 °F 54% 29.67 in 10.0 mi ENE 9.2 mph - N/A   Clear
8:56 AM 69.1 °F - 46.9 °F 45% 29.64 in 10.0 mi ENE 9.2 mph - N/A   Clear
9:56 AM 73.9 °F - 45.0 °F 35% 29.60 in 10.0 mi ENE 5.8 mph - N/A   Clear
10:56 AM 75.9 °F - 46.9 °F 36% 29.57 in 10.0 mi WNW 6.9 mph - N/A   Clear
11:56 AM 71.1 °F - 43.0 °F 36% 29.57 in 10.0 mi WNW 21.9 mph 27.6 mph N/A   Partly Cloudy
12:56 PM 68.0 °F - 44.1 °F 42% 29.57 in 10.0 mi West 23.0 mph 33.4 mph N/A   Clear
1:56 PM 61.0 °F - 45.0 °F 56% 29.63 in 10.0 mi WNW 26.5 mph 36.8 mph 0.00 in Rain Light Rain
2:56 PM 57.0 °F - 42.1 °F 57% 29.67 in 10.0 mi WNW 33.4 mph 46.0 mph 0.00 in   Mostly Cloudy
3:56 PM 55.9 °F - 41.0 °F 57% 29.70 in 10.0 mi NW 20.7 mph 36.8 mph 0.00 in Rain Light Rain
4:56 PM 48.0 °F - 43.0 °F 83% 29.77 in 5.0 mi NW 23.0 mph 31.1 mph 0.02 in Rain Rain
5:56 PM 48.9 °F - 41.0 °F 74% 29.80 in 10.0 mi WNW 13.8 mph 20.7 mph 0.06 in Rain Light Rain
6:56 PM 48.0 °F - 44.1 °F 86% 29.78 in 10.0 mi SSE 3.5 mph - 0.11 in Rain Light Rain
7:56 PM 48.0 °F - 44.1 °F 86% 29.78 in 10.0 mi ESE 5.8 mph - 0.01 in   Overcast
8:56 PM 48.9 °F - 44.1 °F 83% 29.78 in 10.0 mi Calm Calm - N/A   Overcast
9:56 PM 46.0 °F 43.9 °F 45.0 °F 96% 29.79 in 10.0 mi WNW 4.6 mph - N/A   Clear
10:56 PM 46.0 °F - 44.1 °F 93% 29.79 in 10.0 mi Calm Calm - N/A   Scattered Clouds
11:14 PM 46.4 °F 43.5 °F 44.6 °F 93% 29.79 in 10.0 mi NW 5.8 mph - N/A   Overcast
11:46 PM 46.4 °F 44.3 °F 42.8 °F 87% 29.79 in 10.0 mi NNW 4.6 mph - N/A   Scattered Clouds
11:56 PM 46.9 °F - 43.0 °F 86% 29.79 in 10.0 mi NNW 4.6 mph - N/A   Mostly Cloudy