Best year time to visit Orange County

General weather information about Orange County

Average annual temperature is 6.6 °C

Absolute maximum temperature: 31.4 °C

Absolute minimum temperature: -33.0 °C

Number of sunny days: 129 days

Number of rainy days: 197 days

Number of snow days: 39 days

Look at detailed online map of Orange County

* Weather data for Orange County United States is based on climate observations for 2026 year

Orange County air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)6.17.57.224.528.631.428.524.428.125.611.412.0
Average daytime temperature (°C)-0.3-0.82.211.817.120.223.920.919.914.03.52.2
Average temperature (°C)-3.9-6.6-2.15.811.015.419.416.615.49.8-0.9-1.5
Average night temperature (°C)-7.3-11.6-6.21.45.611.415.813.111.86.5-4.2-4.5
Absolute minimum temperature (°C)-17.7-33.0-12.7-6.9-2.04.710.49.45.2-2.6-11.3-13.2

Orange County monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.310.511.913.514.715.415.114.012.511.09.79.0
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)3.25.96.47.411.38.59.99.78.55.86.23.9
Precipitation (mm)98538185762052811776411059163
Sunny days5910141761616122013
Rainy days1181316142430251419815
Snow days15118000000023

Orange County - weather forecast by months

Orange County weather in januaryOrange County weather in februaryOrange County weather in marchOrange County weather in aprilOrange County weather in mayOrange County weather in juneOrange County weather in julyOrange County weather in augustOrange County weather in septemberOrange County weather in octoberOrange County weather in novemberOrange County weather in december

Best time to visit Orange County:

The best time to visit Orange County during the most sunny months:

  • May — 11.3(h)
  • July — 9.9(h)
  • August — 9.7(h)

Months with the longest average daylight duration in Orange County:

  • June — 15.4(h)

The largest precipitation sum in Orange County is at

  • June — 205(mm)
  • July — 281(mm)
  • August — 177(mm)
  • December — 163(mm)

    • Weather forecast in the closest to Orange County admin centers

    Weather forecast in the closest towns to Orange County

    Explore Orange County

    See also
    MapTrains schedule
    Plan your trip
    AccommodationExperiencesBlog

    Frequently asked questions

    When is the best time to visit Orange County?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Orange County.
    What is the weather like in Orange County?
    See average temperature, rainfall and daylight hours for Orange County by month in the table above.
    How many sunny days does Orange County have?
    The monthly weather statistics above show sunshine and rainfall patterns for Orange County throughout the year.