Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
Dillon (CO) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Dillon.
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10-day forecastForecast
Climate overview of Dillon
Dillon, Colorado, United States of America, experiences significant temperature variation throughout the year. Summers bring daytime highs of 23°C (73°F) in July, while winters cool to -1°C (30°F) in January.
The city has a relatively dry climate, receiving around 445 mm (18 in) of rain/snowfall per year. It does experience a distinct dry season from September to March, with warm summers and very cold winters. July is the wettest month and June the driest.
Dillon Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Dillon - and find the best time to visit.
Monthly Temperature in Dillon
Depending on the time of the year, temperatures range from comfortable to very cold in Dillon. On average, daytime temperatures range from a comfortable 23°C (73°F) in July to a very cold -1°C (30°F) in January.
Nighttime temperatures range from 5°C (41°F) in July to -15°C (5°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Dillon
With annual rain/snowfall averaging 445 mm (18 in), Dillon maintains relatively low precipitation levels throughout the seasons. The seasons in Dillon bring significant changes in precipitation. The wettest month, July, receives moderate rainfall, with an average of 62 mm (2.4 in) of precipitation. This rainfall is distributed across 16 rainy days.
In contrast, the driest month, June, experiences much less rainfall, totaling 20 mm (0.8 in) over 7 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Dillon Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Dillon
For comfortable weather, consider visiting Dillon in June, July and August. Conditions are usually least favourable in January, February, March, April and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
very cold
Feb
cold
Mar
cold
Apr
cold
May
mixed
Jun
excellent
Jul
excellent
Aug
excellent
Sep
very good
Oct
mixed
Nov
mixed
Dec
very cold
- Best overall: June, July and August
- Warmest weather: July and August
- Fewest rainy days: June
- Seasonal pattern: A distinct dry season from September to March, with warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -15°C (5°F).
Frequently asked questions about the climate in Dillon
What is the best time to visit Dillon?
June, July and August typically offer the most optimal weather in Dillon. In contrast, January, February, March, April and December tend to have less optimal conditions. Dillon has a distinct dry season from September to March, with warm summers and very cold winters.
What temperatures can I expect in Dillon?
Daytime highs range from -1°C (30°F) in January to 23°C (73°F) in July. Nighttime lows range from -15°C (5°F) to 5°C (41°F). Temperatures vary considerably through the year.
How much rain does Dillon get?
Annual rainfall is around 445 mm (18 in). July is the wettest month with 62 mm (2.4 in), while June is the driest with 20 mm (0.8 in).
Dillon 3-Day Forecast
Dillon on the map
Dillon is highlighted - select any city to see its climate.
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