Weather in Hetch Hetchy Junction in December

General weather information about Hetch Hetchy Junction

Average annual temperature is 15.5 °C

Absolute maximum temperature: 40.7 °C

Absolute minimum temperature: -2.2 °C

Number of sunny days: 261 days

Number of rainy days: 104 days

Look at detailed online map of Hetch Hetchy Junction

* Weather data for Hetch Hetchy Junction United States is based on climate observations for 2026 year

Hetch Hetchy Junction air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)17.216.218.830.432.537.040.739.433.932.323.317.2
Average daytime temperature (°C)12.012.013.220.524.628.436.234.828.424.817.814.4
Average temperature (°C)7.46.38.213.017.320.727.326.320.817.011.29.1
Average night temperature (°C)4.02.14.56.911.214.118.818.814.610.65.95.0
Absolute minimum temperature (°C)-2.2-0.9-1.4-0.86.99.711.814.511.13.50.90.4

Hetch Hetchy Junction monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)10.011.012.013.014.014.014.014.013.011.010.09.0
Daylight mean duration (h)9.910.812.013.214.214.714.513.612.411.210.29.6
Daylight minimum duration (h)9.010.011.012.013.014.014.013.011.010.09.09.0
Sunshine mean duration (h)5.57.37.211.712.112.913.511.911.29.88.47.0
Precipitation (mm)303112295217105351756112
Sunny days12149272327312822272318
Rainy days1914223830384713
Snow days000000000000

Hetch Hetchy Junction - weather forecast by months

Hetch Hetchy Junction weather in januaryHetch Hetchy Junction weather in februaryHetch Hetchy Junction weather in marchHetch Hetchy Junction weather in aprilHetch Hetchy Junction weather in mayHetch Hetchy Junction weather in juneHetch Hetchy Junction weather in julyHetch Hetchy Junction weather in augustHetch Hetchy Junction weather in septemberHetch Hetchy Junction weather in octoberHetch Hetchy Junction weather in novemberHetch Hetchy Junction weather in december

Best time to visit Hetch Hetchy Junction:

The best time to visit Hetch Hetchy Junction during the most sunny months:

  • June — 12.9(h)
  • July — 13.5(h)

The largest precipitation sum in Hetch Hetchy Junction is at

  • January — 303(mm)
  • February — 112(mm)
  • March — 295(mm)
  • December — 112(mm)

    • Weather forecast in the closest to Hetch Hetchy Junction admin centers

    Weather forecast in the closest towns to Hetch Hetchy Junction

    Explore Hetch Hetchy Junction

    See also
    MapTrains schedule
    Plan your trip
    AccommodationExperiencesBlog

    Frequently asked questions

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