Weather History for Mount Shasta, CA

Change the Weather History Date:

Monday, December 24, 2012

  Actual Average Record
Temperature  
Mean Temperature 31 °F 35 °F  
Max Temperature 38 °F 44 °F 64 °F (1950)
Min Temperature 24 °F 26 °F 1 °F (1990)
Degree Days  
Heating Degree Days 34 30  
Month to date heating degree days 731 712  
Since 1 July heating degree days 1761 2109  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 392 288  
Moisture  
Dew Point 24 °F    
Average Humidity 76    
Maximum Humidity 89    
Minimum Humidity 59    
Precipitation  
Precipitation T in 0.26 in 3.21 in (1940)
Month to date precipitation 10.10 6.05  
Year to date precipitation 44.93 41.41  
Sea Level Pressure  
Sea Level Pressure 30.18 in    
Wind  
Wind Speed 1 mph (WSW)    
Max Wind Speed 9 mph    
Max Gust Speed 16 mph    
Visibility 9 miles    
Events Snow    
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

Dec. 24, 2012 Rise Set
Actual Time 7:33 AM PST 4:45 PM PST
Civil Twilight 7:01 AM PST 5:16 PM PST
Nautical Twilight 6:27 AM PST 5:51 PM PST
Astronomical Twilight 5:53 AM PST 6:24 PM PST
Moon 2:16 PM PST (12/24) 4:15 AM PST (12/24)
Length of Visible Light 10h 14m
Length of Day
9h 11m
Waxing Gibbous, 89% of the Moon is Illuminated
Dec 24
Waxing Gibbous
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter

Hourly Weather History & Observations

Time (PST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:56 AM 33.1 °F 30.0 °F 30.0 °F 89% 30.02 in 10.0 mi Variable 3.5 mph - 0.00 in   Overcast
1:23 AM 33.8 °F - 28.4 °F 81% 29.93 in 2.5 mi Calm Calm - 0.00 in Snow Light Snow
1:25 AM 33.8 °F 29.6 °F 28.4 °F 81% 29.94 in 3.0 mi Variable 4.6 mph - 0.00 in Snow Light Snow
1:56 AM 33.1 °F 28.7 °F 28.9 °F 85% 30.04 in 10.0 mi West 4.6 mph - 0.00 in   Overcast
2:56 AM 33.1 °F 28.7 °F 26.1 °F 75% 30.07 in 10.0 mi NW 4.6 mph - N/A   Overcast
3:56 AM 33.1 °F 30.0 °F 24.1 °F 70% 30.10 in 10.0 mi Variable 3.5 mph - N/A   Overcast
4:56 AM 32.0 °F 26.4 °F 21.9 °F 66% 30.12 in 10.0 mi Variable 5.8 mph - N/A   Clear
5:56 AM 30.0 °F - 23.0 °F 75% 30.16 in 10.0 mi Calm Calm - N/A   Clear
6:56 AM 28.0 °F - 23.0 °F 81% 30.19 in 10.0 mi Calm Calm - N/A   Clear
7:56 AM 27.0 °F - 21.0 °F 78% 30.21 in 10.0 mi Calm Calm - N/A   Clear
8:51 AM 28.4 °F - 23.0 °F 80% 30.13 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:56 AM 28.9 °F - 23.0 °F 78% 30.25 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:14 AM 30.2 °F - 23.0 °F 75% 30.14 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:56 AM 30.9 °F - 24.1 °F 76% 30.28 in 10.0 mi Calm Calm - N/A   Clear
10:56 AM 33.1 °F - 23.0 °F 66% 30.27 in 10.0 mi Calm Calm - N/A   Clear
11:56 AM 34.0 °F - 24.1 °F 67% 30.26 in 10.0 mi Calm Calm - N/A   Clear
12:56 PM 37.0 °F 33.3 °F 25.0 °F 62% 30.24 in 10.0 mi SSW 4.6 mph - N/A   Clear
1:56 PM 37.0 °F 33.3 °F 25.0 °F 62% 30.24 in 10.0 mi SSW 4.6 mph - N/A   Clear
2:56 PM 36.0 °F - 24.1 °F 62% 30.23 in 10.0 mi Calm Calm - N/A   Clear
3:56 PM 34.0 °F - 24.1 °F 67% 30.24 in 10.0 mi Calm Calm - N/A   Clear
4:56 PM 30.0 °F - 24.1 °F 79% 30.25 in 10.0 mi Calm Calm - N/A   Clear
5:56 PM 28.9 °F - 25.0 °F 85% 30.25 in 8.0 mi Calm Calm - N/A   Mostly Cloudy
6:56 PM 30.0 °F - 25.0 °F 82% 30.25 in 10.0 mi Calm Calm - N/A   Overcast
7:56 PM 28.9 °F - 24.1 °F 82% 30.25 in 10.0 mi Calm Calm - N/A   Clear
8:56 PM 26.1 °F - 21.0 °F 81% 30.24 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:56 PM 25.0 °F - 19.9 °F 81% 30.24 in 5.0 mi Calm Calm - N/A   Haze
10:56 PM 26.1 °F - 21.0 °F 81% 30.22 in 10.0 mi Calm Calm - N/A   Clear
11:56 PM 26.1 °F - 19.9 °F 78% 30.20 in 7.0 mi Calm Calm - N/A   Overcast