TODAY MAY15
TEMPERATURE66
HUMIDITY50
PRESSURE
WIND COND.315 8
  • 7759Sat30%50%
  • 8059Sun
  • 8160Mon
  • 7956Tue
  • 7049Wed
daynightWeather update from COHASSET at

Key findings

  • The highest monthly average temperature in Cohasset for July is 81 degrees
  • The lowest monthly average temperature in Cohasset for December is 46.6 degrees
  • The most monthly precipitation in Cohasset occurs in December with 4.1 inches
  • The air quality index in Cohasset is 8% better than the national average
  • The pollution index in Cohasset is 64% better than the national average

Compare Cohasset, CA Weather

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      Cohasset 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
      January38°F58°F47°F3.5"
      February42°F62°F51°F3.9"
      March45°F67°F56°F3.7"
      April48°F74°F60°F2.1"
      May55°F84°F69°F0.7"
      June61°F92°F76°F0.3"
      July65°F98°F81°F0.0"
      August63°F95°F79°F0.0"
      September59°F90°F74°F0.2"
      October51°F79°F64°F1.2"
      November44°F65°F54°F2.6"
      December38°F57°F47°F4.1"

      Cohasset 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.
      IndexCohassetCaliforniaNational
      Air quality index465550
      Pollution index1,812,23018,106,7265,066,862

      Cohasset air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality224
      Days with moderate air quality136
      Days w/ poor A.Q. for sensitive groups3
      Days with unhealthy air quality2

      Cohasset air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.030%
      Carbon Tetrachloride0.000%
      Lead0.020%
      Mercury0.020%

      Average monthly Cohasset temperature with heat index

      Cohasset monthly precipitation with daily maximum

      Cohasset monthly snow depth with daily maximum

      Cohasset monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Forest Ranch, CA676468%
      Paradise, CA26,396468%
      Nord, CA247468%
      Magalia, CA11,862468%
      Yankee Hill, CA317468%
      Cohasset, CA922468%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Wilhoit, AZ9224314%
      Sam Rayburn, TX9224510%
      Ridge Spring, SC922476%
      Accoville, WV922295490%
      Harold, FL9224118%
      Cohasset, CA922468%
      Source: The Cohasset, 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.