ClimateForecastNovemberDecember >>

Arnold (CA) Climate by Month

Arnold experiences great temperature shifts. The city's weather can transition from very warm days to cold weather. It is also known for its large amounts of rain/snowfall. Now, let’s explore all the climate details to give you a full picture.

Average day and night temperature

The climate in Arnold is known for significant temperature differences throughout the year, making the weather dynamic. Typically, daytime temperatures range from a very warm 30°C in July to a chilly 9°C in the coolest month, December. Nights are cooler, with temperatures generally dropping to -0°C, particularly during the colder months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Arnold has a notably wet climate with abundant precipitation, recording 1074 mm of rain/snowfall per year. The climate in Arnold shows significant variation throughout the year. Expect heavy rainfall in December, with an average of 216 mm of precipitation over 14 rainy days. In contrast, August offers drier and sunnier days, with around 0.1 mm of rainfall over 0 rainy days.

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

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

Other facts from our historical weather data:
  • When is summer in Arnold?
    The hottest season / summer takes place in June, July, August and September.
  • Which months have the greatest rainfall in Arnold?
    Most rainfall (rainy season) is seen in February, March and December.
  • Does Arnold have a dry season?
    Yes, the months of June, July, August and September are very dry.
  • Which is the warmest month in Arnold?
    July has an average maximum temperature of 30°C and is the warmest month of the year.
  • Which is the coldest month in Arnold?
    The coldest month is December with an average maximum temperature of 9°C.
  • Which is the wettest month in Arnold?
    December tops the wettest month list with 216 mm of rainfall.
  • Which is the driest month in Arnold?
    August is the driest month with 0 mm of precipitation.

  • 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 Arnold (CA)

    Sat   Nov 23
    9°C | 4°C
    S 11 km/h
    16 mm
    overcast and heavy rain

    overcast and heavy rain

    Sun   Nov 24
    11°C | 3°C
    S 14 km/h
    partly cloudy and no rain

    partly cloudy and no rain

    Mon   Nov 25
    10°C | 3°C
    E 18 km/h
    27 mm
    overcast and heavy rain

    overcast and heavy rain