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.
Simsbury (CT) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Simsbury.
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Climate overview of Simsbury
Temperatures in Simsbury, Connecticut, United States of America, vary greatly throughout the year. July is the hottest month at 29°C (84°F), while January is the coldest at 2°C (36°F).
The city has a wet climate, receiving around 1304 mm (51 in) of rain/snowfall per year. Despite the high annual total, it has warm summers and cold winters. June is the wettest month. Sunshine peaks in July, when the city sees around 9.8 hours of sunshine per day.
Simsbury Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Simsbury - and find the best time to visit.
Monthly Temperature in Simsbury
The climate in Simsbury is known for significant temperature differences throughout the year, making the weather dynamic. 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 -8°C (18°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Simsbury
Simsbury has a notably wet climate with abundant precipitation, recording 1304 mm (51 in) of rain/snowfall per year. The amount of precipitation varies moderately throughout the year. The wettest month, June, sees around 155 mm (6.1 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, November, still receives a respectable 83 mm (3.3 in) of rainfall. For more details, please visit our Simsbury 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 Simsbury
In Simsbury, 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
Data from: Hartford, the United States of America (15 KM, 9 Miles).
Daily hours of sunshine
Data from: Hartford, the United States of America (15 KM, 9 Miles).
Daily percentage of sunshine
Data from: Hartford, the United States of America (15 KM, 9 Miles).
Humidity in Simsbury by Month
The relative humidity is high throughout the year in Simsbury.
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
Data from: Hartford, the United States of America (15 KM, 9 Miles).
Best Time to Visit Simsbury
For comfortable weather, consider visiting Simsbury in September. Conditions are usually least favourable in January, February, March and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
cold
Feb
cold
Mar
cold
Apr
mixed
May
very good
Jun
very good
Jul
very good
Aug
very good
Sep
excellent
Oct
mixed
Nov
mixed
Dec
wet
- Best overall: September
- Warmest weather: July and August
- Most sunshine: July
- Fewer rainy days: February, March, April, September and November
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around -8°C (18°F).
Frequently asked questions about the climate in Simsbury
What is the best time to visit Simsbury?
September typically offers the most optimal weather in Simsbury. In contrast, January, February, March and December tend to have less optimal conditions. Simsbury has warm summers and cold winters.
What temperatures can I expect in Simsbury?
Daytime highs range from 2°C (36°F) in January to 29°C (84°F) in July. Nighttime lows range from -8°C (18°F) to 18°C (64°F). Temperatures vary considerably through the year.
How much rain does Simsbury get?
Annual rainfall is around 1304 mm (51 in). June is the wettest month with 155 mm (6.1 in), while November is the driest with 83 mm (3.3 in).
How sunny is Simsbury?
Simsbury 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, Simsbury enjoys abundant sunshine.
Simsbury 3-Day Forecast
Simsbury on the map
Simsbury is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
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