ClimateForecastNovemberDecember >>

Atascadero (CA) Climate by Month

Atascadero experiences great temperature shifts. The city's weather can transition from very warm days to mild weather. It's weather is marked by below-average rain/snowfall. Now, let’s explore all the climate details to give you a full picture.

Average day and night temperature

The climate in Atascadero is known for significant temperature differences throughout the year, making the weather dynamic. Typically, daytime temperatures range from a very warm 31°C in August to a moderate 16°C in the coolest month, December. Nights are cooler, with temperatures generally dropping to 1°C, particularly during the colder months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Atascadero maintains relatively dry conditions year-round, recording average annual precipitation of 442 mm. The climate in Atascadero shows significant variation throughout the year. Expect high rainfall in December, with an average of 102 mm of precipitation over 10 rainy days. In contrast, August offers drier and sunnier days, with around 0.4 mm of rainfall over 0 rainy days.

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

Sunshine over the year

For those who appreciate different seasons, Atascadero serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 11.7 hours of sunshine daily, and embrace the darker days in January, offering only 6.9 hours of daily sunlight.

Monthly hours of sunshine

Data from: Paso Robles, the United States of America (15 KM, 9 Miles).

Daily hours of sunshine

Data from: Paso Robles, the United States of America (15 KM, 9 Miles).

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

During the months of March, April, May and November 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:
  • Does Atascadero have a dry season?
    Yes, the months of May, June, July, August and September are very dry.
  • Which is the warmest month in Atascadero?
    August has an average maximum temperature of 31°C and is the warmest month of the year.
  • Which is the coldest month in Atascadero?
    The coldest month is December with an average maximum temperature of 16°C.
  • Which is the wettest month in Atascadero?
    December tops the wettest month list with 102 mm of rainfall.
  • Which is the driest month in Atascadero?
    September is the driest month with 0 mm of precipitation.
  • Which is the sunniest month in Atascadero?
    July is the sunniest month with an average of 352 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 Atascadero (CA)

    Sat   Nov 23
    18°C | 6°C
    SW 18 km/h
    3.5 mm
    partly cloudy and rain

    partly cloudy and rain

    Sun   Nov 24
    17°C | 4°C
    SW 11 km/h
    broken clouds and no rain

    broken clouds and no rain

    Mon   Nov 25
    16°C | 7°C
    S 18 km/h
    39 mm
    overcast and heavy rain

    overcast and heavy rain