ClimateForecastNovemberDecember >>

Crestline (CA) Climate by Month

The temperature in Crestline can vary greatly throughout the year. The temperatures shift from warm to cold. It receives mid-range precipitation levels. Let's now guide you through the climate details for a complete overview.

Average day and night temperature

Depending on the time of the year, temperatures range from comfortable to chilly in Crestline. Average daytime temperatures range from a comfortable 30°C in August, the warmest time of the year, to a chilly 10°C during cooler months like December. At night, temperatures typically average around 1°C during these months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Generally, Crestline has a moderate amount of precipitation, averaging 595 mm of rain/snowfall annually. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, December receives high rainfall, averaging 151 mm of precipitation, recorded across 8 rainy days. In contrast, the drier season, June brings less rainfall, with 0.6 mm over 0 rainy days.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in Crestline. While July receives considerable daily sunshine with up to 12.3 hours, January marks the darkest time of the year, where sunshine is scarce with only 6.6 hours of sunlight per day.

Monthly hours of sunshine

Data from: Corona, the United States of America (48 KM, 30 Miles).

Daily hours of sunshine

Data from: Corona, the United States of America (48 KM, 30 Miles).

The best time of year to visit Crestline in the United States of America

During the months of May and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • When is summer in Crestline?
    The hottest season / summer takes place in June, July, August and September.
  • Does Crestline have a dry season?
    Yes, the months of May, June, July, August and September are very dry.
  • Which is the warmest month in Crestline?
    August has an average maximum temperature of 30°C and is the warmest month of the year.
  • Which is the coldest month in Crestline?
    The coldest month is December with an average maximum temperature of 10°C.
  • Which is the wettest month in Crestline?
    December tops the wettest month list with 151 mm of rainfall.
  • Which is the driest month in Crestline?
    June is the driest month with 1 mm of precipitation.
  • Which is the sunniest month in Crestline?
    July is the sunniest month with an average of 369 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Crestline (CA)

    Sat   Nov 23
    16°C | 5°C
    S 14 km/h
    3.2 mm
    broken clouds and  chance of rain

    broken clouds and chance of rain

    Sun   Nov 24
    13°C | 5°C
    S 14 km/h
    1.4 mm
    partly cloudy and small chance of slight rain

    partly cloudy and small chance of slight rain

    Mon   Nov 25
    16°C | 5°C
    S 14 km/h
    broken clouds and no rain

    broken clouds and no rain