TODAY MAY29
TEMPERATURE57
HUMIDITY89
PRESSURE29.94
WIND COND.320 8.1
  • 5851Fri50%
  • 5351Sat90%40%
  • 5451Sun
  • 5451Mon
  • 5851Tue
daynightWeather update from Arcata / Eureka, Arcata Airport at
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Trinidad 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
January39°F56°F46°F6.8"
February40°F57°F47°F6.2"
March41°F57°F48°F8.0"
April42°F58°F49°F4.5"
May45°F60°F52°F1.8"
June48°F62°F55°F1.4"
July51°F63°F56°F0.3"
August51°F64°F56°F0.2"
September48°F65°F55°F1.1"
October46°F64°F53°F3.8"
November43°F59°F50°F6.1"
December39°F55°F46°F8.8"

Did you know?

  • The highest monthly average temperature in Trinidad for August is 56 degrees.
  • The lowest monthly average temperature in Trinidad for January is 46 degrees.
  • The most monthly precipitation in Trinidad occurs in December with 8.8 inches.
  • The air quality index in Trinidad is 38% better than the national average.
  • The pollution index in Trinidad is 11% worse than the national average.

Compare Trinidad, CA Weather To Other Cities

      vs

      Trinidad 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.
      IndexTrinidadCaliforniaNational
      Air quality index315550
      Pollution index5,642,31018,106,7265,066,862

      Trinidad air quality information

      MeasurementTotal
      Days measured365
      Days with good air quality318
      Days with moderate air quality47
      Days w/ poor A.Q. for sensitive groups
      Days with unhealthy air quality

      Trinidad air quality information

      PollutantTotal
      Arsenic0.060%
      Benzene0.080%
      Carbon Tetrachloride0.000%
      Lead0.050%
      Mercury0.050%

      Average monthly Trinidad temperature with heat index

      Trinidad monthly precipitation with daily maximum

      Trinidad monthly snow depth with daily maximum

      Trinidad monthly wind speed information

      Nearby cities with good air quality

      City, StatePopulationAir Quality IndexNational Avg.
      Big Lagoon, CA783138%
      Manila, CA7513138%
      Blue Lake, CA1,1473138%
      Westhaven-Moonstone, CA9883138%
      Fieldbrook, CA7983138%
      Trinidad, CA2093138%

      Cities with similar population

      City, StatePopulationAir Quality IndexNational Avg.
      Peterman, AL2093432%
      Daykin, NE2093432%
      Highwood, MT2092648%
      Denton, GA2093236%
      Daggett, MI2094020%
      Trinidad, CA2093138%
      Source: The Trinidad, 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.