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Grand Lake (CO) Climate by Month

The temperature in Grand Lake can vary quite a bit throughout the year. Temperatures can be warm during the warmest months, and very cold during the cooler months. It receives a reasonable amount of rain/snowfall. Let's now guide you through the climate details for a complete overview.

Average day and night temperature

Visitors to Grand Lake can expect significant temperature changes throughout the year. Average daytime temperatures reach a comfortable 24°C in July. In January, the coolest month of the year, temperatures drop to a very cold -1°C. At night, expect cooler temperatures, averaging -15°C during this month.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Generally, Grand Lake experiences moderate precipitation patterns, averaging 510 mm yearly. Grand Lake can be quite wet during July, receiving approximately 59 mm of precipitation over 15 rainy days. In contrast June, experiences much drier conditions, with 22 mm of rainfall, spread across 9 rainy days.

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

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

During the months of June, July and August 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 winter in Grand Lake?
    The coldest season / winter is in the following months: January, February and December.
  • Which is the warmest month in Grand Lake?
    July has an average maximum temperature of 24°C and is the warmest month of the year.
  • Which is the coldest month in Grand Lake?
    The coldest month is January with an average maximum temperature of -1°C.
  • Which is the wettest month in Grand Lake?
    July tops the wettest month list with 59 mm of rainfall.
  • Which is the driest month in Grand Lake?
    June is the driest month with 22 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 Grand Lake (CO)

    Sat   Nov 23
    10°C | -7°C
    SW 14 km/h
    partly cloudy and no rain

    partly cloudy and no rain

    Sun   Nov 24
    5°C | -6°C
    SW 22 km/h
    3.9 mm
    broken clouds and snow

    broken clouds and snow

    Mon   Nov 25
    2°C | -12°C
    SW 18 km/h
    partly cloudy and no rain

    partly cloudy and no rain