Vernon (CT) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Vernon.
Climate overview of Vernon
Vernon, Connecticut, United States of America, experiences significant temperature variation throughout the year. Summers bring daytime highs of 29°C (84°F) in July, while winters cool to 2°C (36°F) in January.
The city has a wet climate, receiving around 1232 mm (49 in) of rain/snowfall per year. Despite the high annual total, it has warm summers and cold winters. June is the wettest month. The most sunshine falls in July, with an average of 9.8 hours of daily sunshine.
Vernon Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Vernon - and find the best time to visit.
Monthly Temperature in Vernon
Depending on the time of the year, temperatures range from comfortable to chilly in Vernon. On average, daytime temperatures range from a comfortable 29°C (84°F) in July to a chilly 2°C (36°F) in January.
Nighttime temperatures range from 18°C (64°F) in July to -7°C (19°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Vernon
Vernon has a relatively rain/snowy climate with high precipitation levels, averaging 1232 mm (49 in) of rain/snowfall annually. The amount of precipitation varies moderately throughout the year. The wettest month, June, sees around 151 mm (5.9 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, January, still receives a respectable 81 mm (3.2 in) of snow/rainfall. For more details, please visit our Vernon Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Vernon
In Vernon, summer days are longer and more sunny, with daily sunshine hours peaking at 9.8 hours in July. As the darker season arrives, the brightness of the sun becomes less. November sees a soft sun for only 4.6 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Vernon by Month
The relative humidity is high throughout the year in Vernon.
The city experiences its highest humidity in September, reaching 72%. In April, the humidity drops to its lowest level at 58%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Vernon
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May and September
- Warmest weather: July and August
- Most sunshine: July
- Fewer rainy days: January, February, March, September and November
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around -7°C (19°F).
Frequently asked questions about the climate in Vernon
What is the best time to visit Vernon?
May and September typically offer the most optimal weather in Vernon. In contrast, January, February, March and December tend to have less optimal conditions. Vernon has warm summers and cold winters.
What temperatures can I expect in Vernon?
Daytime highs range from 2°C (36°F) in January to 29°C (84°F) in July. Nighttime lows range from -7°C (19°F) to 18°C (64°F). Temperatures vary considerably through the year.
How much rain does Vernon get?
Annual rainfall is around 1232 mm (49 in). June is the wettest month with 151 mm (5.9 in), while January is the driest with 81 mm (3.2 in).
How sunny is Vernon?
Vernon receives around 2,579 hours of sunshine per year. July is the sunniest month with 293 hours, while November is the cloudiest with just 139 hours. Overall, Vernon enjoys abundant sunshine.
Vernon 3-Day Forecast
Vernon on the map
Vernon is highlighted - select any city to see its climate.
Popular this month
Where to go in September - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
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.
The 10 most alternative cities in the United States
Discover the top 10 fun and alternative U.S. cities rich in art, culture, and adventure. From Portland's hippy charm to Sedona's stunning landscapes.
Sedona: Explore Majestic Red Rock Landscapes
A picturesque artists' town surrounded by red rocks and known for its spirituality, vortex energy, and stunning hikes like Cathedral Rock.
10 most idyllic villages to visit in the United States
Discover 10 idyllic villages in the USA, from California to Vermont. Explore their unique charm, rich history, stunning nature, and vibrant arts scenes.