TODAY JUN05
TEMPERATURE53
HUMIDITY71
PRESSURE
WIND COND.5
  • 7253Fri
  • 7150Sat
  • 7149Sun
  • 7752Mon
  • 8255Tue
daynightWeather update from DW7094 Mill Valley at
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Sleepy Hollow Average Temperature

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°F58°F47°F3.8"
February39°F62°F50°F3.4"
March41°F66°F52°F3.0"
April42°F69°F55°F1.6"
May46°F74°F59°F0.5"
June50°F80°F64°F0.3"
July53°F81°F65°F0.0"
August53°F80°F64°F0.0"
September49°F82°F64°F0.1"
October45°F76°F59°F1.3"
November40°F66°F52°F1.8"
December36°F58°F47°F3.8"

Did you know?

  • The highest monthly average temperature in Sleepy Hollow for July is 65 degrees.
  • The lowest monthly average temperature in Sleepy Hollow for December is 47 degrees.
  • The most monthly precipitation in Sleepy Hollow occurs in January with 3.8 inches.
  • The air quality index in Sleepy Hollow is 14% better than the national average.
  • The pollution index in Sleepy Hollow is 62% worse than the national average.

Compare Sleepy Hollow, CA Weather To Other Cities

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      Sleepy Hollow 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.
      IndexSleepy HollowCaliforniaNational
      Air quality index435550
      Pollution index8,232,36018,106,7265,066,862

      Sleepy Hollow 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

      Sleepy Hollow air quality information

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

      Average monthly Sleepy Hollow temperature with heat index

      Sleepy Hollow monthly precipitation with daily maximum

      Sleepy Hollow monthly snow depth with daily maximum

      Sleepy Hollow monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Point Reyes Station, CA5743530%
      Alto, CA6494314%
      Corte Madera, CA9,6944314%
      Kentfield, CA6,9074314%
      Marin City, CA3,1154314%
      Sleepy Hollow, CA2,2754314%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Twain Harte, CA2,2753922%
      Highspire, PA2,275524%
      Rankin, PA2,2745612%
      Lake Lotawana, MO2,2745816%
      Aitkin, MN2,2742942%
      Sleepy Hollow, CA2,2754314%
      Source: The Sleepy Hollow, 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.