TODAY AUG20
TEMPERATURE85
HUMIDITY28
PRESSURE29.9
WIND COND.260 11.4
  • 10175Tue
  • 10076Wed
  • 9973Thu
  • 9873Fri
  • 10073Sat
daynightWeather update from Daggett, Barstow-Daggett Airport at

Fort Irwin 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
January36°F63°F48°F0.7"
February40°F68°F53°F0.5"
March46°F75°F60°F0.2"
April51°F82°F65°F0.2"
May59°F91°F74°F0.0"
June68°F102°F85°F0.0"
July75°F107°F91°F0.2"
August73°F105°F89°F0.3"
September66°F97°F81°F0.1"
October54°F85°F68°F0.2"
November43°F72°F56°F0.3"
December35°F61°F47°F0.7"

Did you know?

  • The highest monthly average temperature in Fort Irwin for July is 91 degrees.
  • The lowest monthly average temperature in Fort Irwin for December is 47 degrees.
  • The most monthly precipitation in Fort Irwin occurs in December with 0.7 inches.
  • The air quality index in Fort Irwin is 63% better than the national average.
  • The pollution index in Fort Irwin is 316% worse than the national average.

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Compare Fort Irwin, CA Weather To Other Cities

Fort Irwin 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.
IndexFort IrwinCaliforniaNational
Air quality index185550
Pollution index21,095,50018,106,7265,066,862

Fort Irwin air quality information

MeasurementTotal
Days measured365
Days with good air quality352
Days with moderate air quality12
Days w/ poor A.Q. for sensitive groups1
Days with unhealthy air quality

Fort Irwin air quality information

PollutantTotal
Arsenic1.700%
Benzene0.350%
Carbon Tetrachloride0.004%
Lead0.580%
Mercury1.550%

Average monthly Fort Irwin temperature with heat index

Fort Irwin monthly precipitation with daily maximum

Fort Irwin monthly snow depth with daily maximum

Fort Irwin monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Fort Irwin, CA9,3371864%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Perryton, TX9,3434020%
Columbia City, IN9,324476%
Walnut Grove, WA9,3243824%
North College Hill, OH9,351548%
Harahan, LA9,3214510%
Fort Irwin, CA9,3371864%
Source: The Fort Irwin, 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.