Avon (CO) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Avon.
Climate overview of Avon
The climate in Avon, Colorado, United States of America, is marked by large temperature swings across the seasons, ranging from 26°C (79°F) in July to 0°C (32°F) in December.
Avon sees a moderate amount of rain/snowfall, totalling around 535 mm (21 in) per year. It experiences warm summers and very cold winters, creating some seasonal variation.
Avon Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Avon - and find the best time to visit.
Monthly Temperature in Avon
In Avon, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a comfortable 26°C (79°F) in July, the warmest time of the year, to a very cold 0°C (32°F) during cooler months like December.
At night, you can expect temperatures ranging from 8°C (46°F) in July to around -14°C (7°F) during December.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Avon
On average, Avon receives a reasonable amount of rain/snowfall, with an annual precipitation of 535 mm (21 in). Significant seasonal changes in precipitation occur throughout the year. In the wettest month, April it receives moderate snow/rainfall, averaging 59 mm (2.3 in) of precipitation, recorded across 17 snowy/rainy days. In contrast, the driest month June brings less rainfall, with 19 mm (0.7 in) over 5 rainy days. For more details, please visit our Avon Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Humidity in Avon by Month
The relative humidity is moderate throughout the year in Avon.
The city experiences its highest humidity in December, reaching 64%. In June, the humidity drops to its lowest level at 43%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Avon
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July, August and September
- Warmest weather: July and August
- Fewest rainy days: June
- Seasonal pattern: Warm summers and very cold winters
- Coldest conditions: December, with freezing nights around -14°C (7°F).
Frequently asked questions about the climate in Avon
What is the best time to visit Avon?
June, July, August and September typically offer the most optimal weather in Avon. In contrast, January, February, March, November and December tend to have less optimal conditions. Avon has warm summers and very cold winters.
What temperatures can I expect in Avon?
Daytime highs range from 0°C (32°F) in December to 26°C (79°F) in July. Nighttime lows range from -14°C (7°F) to 8°C (46°F). Temperatures vary considerably through the year.
How much rain does Avon get?
Annual rainfall is around 535 mm (21 in). April is the wettest month with 59 mm (2.3 in), while June is the driest with 19 mm (0.7 in). In the coldest months, precipitation may fall as snow/rain.
Avon 3-Day Forecast
Avon (CO) 3-Day Forecast
Avon on the map
Avon is highlighted - select any city to see its climate.
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