Utah Weather by Month — Temperature & Rainfall Guide

Utah is a region in the United States of America. Many people wonder what the weather conditions are in Utah over the year. What is the best time to visit Utah?

This page shows the average weather conditions by month in Utah over the year in: January, February, March, April, May, June, July, August, September, October, November, December.

In January the weather in Utah ranges from less favorable in Park City to good in St. George. January is a winter month. The temperatures range from very low in Vernal with -2°C (28°F) to low in Washington with 12°C (54°F). It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for Utah in January here.

In February the weather in Utah ranges from less favorable in Park City to very good in St. George. February is a winter month. The temperatures range from very low in Alta with -1°C (30°F) to moderate in Washington with 15°C (59°F). It is a very cold month in some areas, so be prepared and make sure to dress up warm.

Find more detailed climate information for Utah in February here.

In March the weather in Utah ranges from less favorable in Park City to excellent in St. George. The temperatures range from low in Alta with 3°C (37°F) to pleasant in Washington with 20°C (68°F).

Find more detailed climate information for Utah in March here.

In April the weather in Utah ranges from mixed in Park City to excellent in Moab. The temperatures range from low in Alta with 5°C (41°F) to high in Washington with 24°C (75°F).

Find more detailed climate information for Utah in April here.

In May the weather in Utah ranges from good in Park City to excellent in Moab. The temperatures range from low in Alta with 10°C (50°F) to high in Washington with 29°C (84°F).

Find more detailed climate information for Utah in May here.

In June the weather in Utah ranges from mixed in St. George to excellent in Park City. June is a summer month. The temperatures range from moderate in Alta with 17°C (63°F) to extremely high in Washington with 37°C (99°F).

Find more detailed climate information for Utah in June here.

In July the weather in Utah ranges from mixed in Moab to excellent in Park City. July is a summer month. The temperatures range from pleasant in Brian Head with 21°C (70°F) to extremely high in Washington with 39°C (102°F). On average, this month is one of the warmest months of the year in Utah. So be prepared and make sure to dress lightly.

Find more detailed climate information for Utah in July here.

In August the weather in Utah ranges from mixed in St. George to excellent in Park City. August is a summer month. The temperatures range from pleasant in Brian Head with 19°C (66°F) to extremely high in Washington with 37°C (99°F).

Find more detailed climate information for Utah in August here.

In September the weather in Utah is generally excellent. The temperatures range from moderate in Alta with 15°C (59°F) to very high in Washington with 34°C (93°F).

Find more detailed climate information for Utah in September here.

In October the weather in Utah ranges from mixed in Park City to excellent in Moab. The temperatures range from low in Alta with 9°C (48°F) to high in Washington with 26°C (79°F).

Find more detailed climate information for Utah in October here.

In November the weather in Utah ranges from less favorable in Park City to excellent in St. George. The temperatures range from low in Alta with 3°C (37°F) to pleasant in Washington with 18°C (64°F).

Find more detailed climate information for Utah in November here.

In December the weather in Utah is generally less favorable. December is a winter month. The temperatures range from very low in Vernal with -1°C (30°F) to low in Washington with 11°C (52°F). On average, this month is one of the coldest months of the year in Utah. So be prepared and make sure to dress up warm.

Find more detailed climate information for Utah in December here.