TODAY JUN20
TEMPERATURE73
HUMIDITY47
PRESSURE29.99
WIND COND. 6.9
  • 7950Thu
  • 8852Fri
  • 9152Sat
  • 8551Sun
  • 7350Mon
daynightWeather update from Novato / Gnoss Field at

Nicasio 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
January25°F77°F46°Fn/a
February28°F70°F48°Fn/a
March32°F79°F52°Fn/a
April32°F88°F51°Fn/a
May37°F99°F60°Fn/a
June39°F102°F64°Fn/a
July39°F102°F64°Fn/a
August41°F102°F65°Fn/a
September41°F100°F64°Fn/a
October37°F86°F57°Fn/a
November28°F82°F53°Fn/a
December23°F64°F45°Fn/a

Did you know?

  • The highest monthly average temperature in Nicasio for August is 65 degrees.
  • The lowest monthly average temperature in Nicasio for December is 45 degrees.
  • The most monthly precipitation in Nicasio occurs in January with 0 inches.
  • The air quality index in Nicasio is 13% better than the national average.
  • The pollution index in Nicasio is 55% worse than the national average.

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Compare Nicasio, CA Weather To Other Cities

Nicasio 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.
IndexNicasioCaliforniaNational
Air quality index435550
Pollution index7,898,29018,106,7265,066,862

Nicasio air quality information

MeasurementTotal
Days measured365
Days with good air quality241
Days with moderate air quality115
Days w/ poor A.Q. for sensitive groups9
Days with unhealthy air quality

Nicasio air quality information

PollutantTotal
Arsenic0.260%
Benzene0.080%
Carbon Tetrachloride0.005%
Lead0.240%
Mercury0.270%

Average monthly Nicasio temperature with heat index

Nicasio monthly precipitation with daily maximum

Nicasio monthly snow depth with daily maximum

Nicasio monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Tomales, CA2453530%
Petaluma, CA59,7573530%
Dillon Beach, CA1353530%
Point Reyes Station, CA5743530%
Black Point-Green Point, CA1,5924314%
Nicasio, CA1134314%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Avon, MT1133530%
Bell Center, WI1134020%
Whitewater, MO1133628%
Crystal Rock, OH1133628%
Ohlman, IL1133530%
Nicasio, CA1134314%
Source: The Nicasio, 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.