Eureka
The tables below display average monthly climate and weather indicators in Eureka California.
Temperature by: Fahrenheit / Centigrade
Eureka Temperature |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
Avg. Temperature | 8.9 | 9.6 | 9.7 | 10.1 | 11.6 | 13.1 | 13.9 | 14.4 | 14.1 | 12.6 | 10.9 | 9.1 | 11.5 |
Avg. Max Temperature | 12.4 | 13.1 | 13.0 | 13.3 | 14.4 | 15.7 | 16.6 | 17.0 | 17.2 | 16.0 | 14.5 | 12.7 | 14.7 |
Avg. Min Temperature | 5.3 | 6.1 | 6.3 | 6.8 | 8.6 | 10.3 | 11.3 | 11.7 | 10.9 | 9.2 | 7.3 | 5.6 | 8.3 |
Days with Max Temp of 32 C or Higher | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
Days with Min Temp Below Freezing | 2.0 | 1.0 | < 0.5 | < 0.5 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | < 0.5 | < 0.5 | 1.0 | 4.0 |
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Eureka Heating and Cooling |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
Heating Degree Days | 527 | 440 | 484 | 444 | 378 | 285 | 248 | 223 | 234 | 319 | 399 | 515 | 4496 |
Cooling Degree Days | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
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Eureka Precipitation |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
Precipitation (inches) | 6.0 | 4.7 | 5.3 | 2.9 | 1.4 | 0.5 | 0.1 | 0.5 | 0.9 | 2.7 | 6.4 | 6.0 | 37.5 |
Days with Precipitation 0.01 inch or More | 16.0 | 14.0 | 16.0 | 12.0 | 9.0 | 5.0 | 2.0 | 3.0 | 5.0 | 9.0 | 13.0 | 16.0 | 119 |
Monthly Snowfall (inches) | 0.1 | 0.1 | < 0.05 | < 0.05 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | < 0.05 | 0.2 |
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Other Eureka Weather Indicators |
Jan |
Feb |
Mar |
Apr |
May |
Jun |
Jul |
Aug |
Sep |
Oct |
Nov |
Dec |
Annual |
Average Wind Speed | 6.9 | 7.2 | 7.6 | 8.0 | 7.9 | 7.4 | 6.8 | 5.8 | 5.5 | 5.6 | 6.0 | 6.4 | 6.8 |
Clear Days | 6.0 | 5.0 | 6.0 | 6.0 | 6.0 | 7.0 | 7.0 | 6.0 | 9.0 | 8.0 | 6.0 | 6.0 | 78.0 |
Partly Cloudy Days | 6.0 | 6.0 | 8.0 | 8.0 | 10.0 | 10.0 | 11.0 | 11.0 | 9.0 | 9.0 | 7.0 | 6.0 | 100 |
Cloudy Days | 19.0 | 17.0 | 18.0 | 16.0 | 15.0 | 13.0 | 14.0 | 15.0 | 13.0 | 14.0 | 17.0 | 18.0 | 188 |
Percent of Possible Sunshine | 43.0 | 46.0 | 52.0 | 57.0 | 58.0 | 59.0 | 55.0 | 51.0 | 55.0 | 50.0 | 44.0 | 41.0 | 51.0 |
Avg. Relative Humidity | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
Weather information for other cities in California