TODAY JUL16
TEMPERATURE
HUMIDITY
PRESSURE
WIND COND.
  • 9757Tue
  • 9558Wed
  • 9758Thu
  • 9355Fri
  • 9256Sat
daynightWeather update from Mount Shasta at

Mount Shasta Average Weather

In the event that the weather data was unavailable for this city, estimates based upon nearby cities were used.
MonthTemp. (min)Temp. (max)Temp. (avg)Precipitation
January10°F61°F34°F4.7"
February12°F66°F37°F5.8"
March15°F77°F40°F5.5"
April18°F87°F46°F2.4"
May28°F95°F56°F2.4"
June37°F97°F62°F1.6"
July42°F100°F71°F0.0"
August41°F100°F68°F0.1"
September30°F95°F60°F0.1"
October25°F83°F49°F2.0"
November12°F74°F41°F3.1"
December1°F61°F34°F7.2"

Did you know?

  • The highest monthly average temperature in Mount Shasta for July is 71 degrees.
  • The lowest monthly average temperature in Mount Shasta for December is 34 degrees.
  • The most monthly precipitation in Mount Shasta occurs in December with 7.2 inches.
  • The air quality index in Mount Shasta is 23% better than the national average.
  • The pollution index in Mount Shasta is 11% worse than the national average.

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Compare Mount Shasta, CA Weather To Other Cities

Mount Shasta air quality index & pollution index

In the event that the air quality/pollution data was unavailable for this city, estimates based upon nearby cities were used.
IndexMount ShastaCaliforniaNational
Air quality index385550
Pollution index5,642,31018,106,7265,066,862

Mount Shasta air quality information

MeasurementTotal
Days measured365
Days with good air quality328
Days with moderate air quality37
Days w/ poor A.Q. for sensitive groups
Days with unhealthy air quality

Mount Shasta air quality information

PollutantTotal
Arsenic0.060%
Benzene0.080%
Carbon Tetrachloride0.000%
Lead0.050%
Mercury0.050%

Average monthly Mount Shasta temperature with heat index

Mount Shasta monthly precipitation with daily maximum

Mount Shasta monthly snow depth with daily maximum

Mount Shasta monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Carrick, CA673824%
McCloud, CA1,1013824%
Dunsmuir, CA1,6313824%
Weed, CA2,7503824%
Edgewood, CA203824%
Mount Shasta, CA3,2853824%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Montura, FL3,2843334%
Duncan, SC3,2834020%
Athens, PA3,287285470%
Manor, PA3,2875612%
El Cenizo, TX3,2823824%
Mount Shasta, CA3,2853824%
Source: The Mount Shasta, CA weather data displayed above is derived from the NOAA (National Oceanic and Atmospheric). Air quality and pollution data is derived from the EPA (United States Environmental Protection Agency). Air quality and pollution levels measured in a particular area may not be representative of the entire county.