TODAY JUN25
TEMPERATURE60
HUMIDITY85
PRESSURE29.88
WIND COND.344
  • 7452Mon
  • 7452Tue
  • 7352Wed
  • 7553Thu
  • 8353Fri
daynightWeather update from DW7094 Mill Valley at

San Geronimo 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 San Geronimo for August is 65 degrees.
  • The lowest monthly average temperature in San Geronimo for December is 45 degrees.
  • The most monthly precipitation in San Geronimo occurs in January with 0 inches.
  • The air quality index in San Geronimo is 13% better than the national average.
  • The pollution index in San Geronimo is 62% worse than the national average.

Find Real Estate Listings In San Geronimo

Location
Price
Bedrooms
Bathrooms
 

New Real Estate Listings In San Geronimo

Compare San Geronimo, CA Weather To Other Cities

San Geronimo 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.
IndexSan GeronimoCaliforniaNational
Air quality index435550
Pollution index8,232,36018,106,7265,066,862

San Geronimo 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

San Geronimo air quality information

PollutantTotal
Arsenic0.010%
Benzene0.060%
Carbon Tetrachloride0.000%
Lead0.010%
Mercury0.010%

Average monthly San Geronimo temperature with heat index

San Geronimo monthly precipitation with daily maximum

San Geronimo monthly snow depth with daily maximum

San Geronimo monthly wind speed information

Nearby cities with good air quality

City, StatePopulationAir Quality IndexNational Avg.
Point Reyes Station, CA5743530%
Black Point-Green Point, CA1,5924314%
Lucas Valley-Marinwood, CA6,5944314%
Nicasio, CA1134314%
San Anselmo, CA12,6234314%
San Geronimo, CA5974314%

Cities with similar population

City, StatePopulationAir Quality IndexNational Avg.
Ghent, WV597295490%
Bryantown, MD597492%
Portia, AR5974412%
Ricardo, TX5973138%
De Valls Bluff, AR597476%
San Geronimo, CA5974314%
Source: The San Geronimo, 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.