TODAY MAY13
TEMPERATURE51
HUMIDITY56
PRESSURE
WIND COND.
  • 8148Thu
  • 7847Fri
  • 7546Sat30%
  • 8048Sun
  • 7746Mon
daynightWeather update from QUINCY RD at

Key findings

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

Compare Twain, CA Weather

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      Twain 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"

      Twain 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.
      IndexTwainCaliforniaNational
      Air quality index465550
      Pollution index1,799,83018,106,7265,066,862

      Twain 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

      Twain air quality information

      PollutantTotal
      Arsenic0.010%
      Benzene0.030%
      Carbon Tetrachloride0.000%
      Lead0.010%
      Mercury0.004%

      Average monthly Twain temperature with heat index

      Twain monthly precipitation with daily maximum

      Twain monthly snow depth with daily maximum

      Twain monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Spring Garden, CA174412%
      Greenhorn, CA1994412%
      Tobin, CA9468%
      Caribou, CA0468%
      Lake Almanor West, CA238468%
      Twain, CA39468%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Santa Anna CDP, TX393334%
      Aguilares, TX394118%
      Clayton, IA392942%
      Running Water, SD393628%
      San Luis, NM39884%
      Twain, CA39468%
      Source: The Twain, 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.