Climate & Temperature > Usa > Eureka, California

Eureka, California Climate Guide to the Average Weather & Temperatures with Graphs Elucidating Sunshine and Rainfall Data & Information about Wind Speeds & Humidity:

  • Eureka, California, Usa latitude & longitude; 40°48'N 124°10'W.
  • Altitude; 13 m (43 ft).
  • The average temperature in Eureka, California, Usa is 11.3 °C (52 °F).
  • The range of average monthly temperatures is 5 °C.
  • The warmest average max/ high temperature is 16 °C (61 °F) in June, July, August, September, October.
  • The coolest average min/ low temperature is 5 °C (41 °F) in January.
  • Eureka, California receives on average 977 mm (38.5 in) of precipitation annually or 81 mm (3.2 in) each month.
  • On balance there are 119 days annually on which greater than 0.1 mm (0.004 in) of precipitation (rain, sleet, snow or hail) occurrs or 9.9 days on an average month.
  • The month with the driest weather is July & August when on balance 3 mm (0.1 in) of rainfall (precipitation) occurrs.
  • The month with the wettest weather is January & December when on balance 170 mm (6.7 in) of rainfall (precipitation) occurrs.
  • Mean relative humidity for an average year is recorded as 77.5% and on a monthly basis it ranges from 75% in February, March, April, May to 83% in August.
  • There is an average range of hours of sunshine in Eureka, California of between 3.3 hours per day in January and 8.2 hours per day in June.
  • On balance there are 2115 sunshine hours annually and approximately 5.8 sunlight hours for each day.

Eureka, California Climate Graph (Metric | Imperial units)

Eureka, California Climate Graph

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Eureka, California Weather Averages

  Average Minimum Temperatures in Eureka, California, Usa (°C) Average Maximum Temperature in Eureka, California, Usa (°C) Eureka, California Average Temperature (°C) Average Sea Temp (°C) Average Precipitation/ Rainfall (mm) Wet Days (>0.1 mm) Average Sunlight Hours/ Day Relative Humidity (%) Average Wind Speed in Eureka, California (Beaufort) Average Number of Days with Frost  
Weather in Eureka, California in January 5 12 8.5 - 170 17 3.3 76 2 - Average Temperature in Eureka, California in January
Weather in Eureka, California in February 6 12 9 - 140 14 4.8 75 2 - Average Temperature in Eureka, California in February
Weather in Eureka, California in March 6 13 10 - 135 16 5.6 75.0 2 - Average Temperature in Eureka, California in March
Weather in Eureka, California in April 7 13 10 - 69 12 7.0 75 3 - Average Temperature in Eureka, California in April
Weather in Eureka, California in May 9 14 12 - 56 9 8.1 75 3 - Average Temperature in Eureka, California in May
Weather in Eureka, California in June 11 16 14 - 18 6 8.2 78 2 - Average Temperature in Eureka, California in June
Weather in Eureka, California in July 11 16 14 - 3 2 7.0 81 2 - Average Temperature in Eureka, California in July
Weather in Eureka, California in August 11 16 13.5 - 3 2 6.4 83 2 - Average Temperature in Eureka, California in August
Weather in Eureka, California in September 11 16 14 - 15 4 6.5 80 2 - Average Temperature in Eureka, California in September
Weather in Eureka, California in October 9 16 13 - 81 9 5.2 79 2 - Average Temperature in Eureka, California in October
Weather in Eureka, California in November 7 14 11 - 117 12 3.9 77 2 - Average Temperature in Eureka, California in November
Weather in Eureka, California in December 6 13 9.5 - 170 16 3.5 76 2 - Average Temperature in Eureka, California in December

Eureka, California Climograph/ Climate Chart (imperial)

Eureka, California Temperature Chart

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Eureka, California Temperatures in Farenheit

  Average Minimum Temperatures in Eureka, California, Usa (°F) Average Maximum Temperature in Eureka, California, Usa (°F) Average Temperature (°F) Average Sea Temp (°F) Average Precipitation/ Rainfall (in) Wet Days (>0.004 in) Average Sunlight Hours/ Day Relative Humidity (%) Average Wind Speed (Beaufort) Average Number of Days with Frost  
Temperatures in Eureka, California in January 41 54 47 - 6.7 17 3.3 76 2 - Climate in Eureka, California in January
Temperatures in Eureka, California in February 43 54 48 - 5.5 14 4.8 75 2 - Climate in Eureka, California in February
Temperatures in Eureka, California in March 43 55 49 - 5.3 16 5.6 75 2 - Climate in Eureka, California in March
Temperatures in Eureka, California in April 45 55 50 - 2.7 12 7.0 75 3 - Climate in Eureka, California in April
Temperatures in Eureka, California in May 48 57 53 - 2.2 9 8.1 75 3 - Climate in Eureka, California in May
Temperatures in Eureka, California in June 52 61 56 - 0.7 6 8.2 78 2 - Climate in Eureka, California in June
Temperatures in Eureka, California in July 52 61 56 - 0.1 2 7.0 81 2 - Climate in Eureka, California in July
Temperatures in Eureka, California in August 52 61 56 - 0.1 2 6.4 83 2 - Climate in Eureka, California in August
Temperatures in Eureka, California in September 52 61 56 - 0.6 4 6.5 80 2 - Climate in Eureka, California in September
Temperatures in Eureka, California in October 48 61 55 - 3.2 9 5.2 79 2 - Climate in Eureka, California in October
Temperatures in Eureka, California in November 45 57 51 - 4.6 12 3.9 77 2 - Climate in Eureka, California in November
Temperatures in Eureka, California in December 43 55 49 - 6.7 16 3.5 76 2 - Climate in Eureka, California in December

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Climate & Temperature > Usa > Eureka, California

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