Norwich (NY) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Norwich.
Climate overview of Norwich
The climate in Norwich, New York State, United States of America, is marked by large temperature swings across the seasons, ranging from 27°C (81°F) in July to -1°C (30°F) in January.
The city has a wet climate, receiving around 1195 mm (47 in) of rain/snowfall per year. Despite the high annual total, it has warm summers and very cold winters. June is the wettest month.
Norwich Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Norwich - and find the best time to visit.
Monthly Temperature in Norwich
In Norwich, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a comfortable 27°C (81°F) in July to a very cold -1°C (30°F) in January.
Nighttime temperatures range from 14°C (57°F) in July to -11°C (12°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Norwich
Norwich experiences significant rain/snowfall throughout the year, averaging 1195 mm (47 in) of precipitation annually. The amount of precipitation varies moderately throughout the year. The wettest month, June, sees around 141 mm (5.6 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, January, still receives a respectable 66 mm (2.6 in) of snowfall. For more details, please visit our Norwich 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 Norwich
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
- Fewest rainy days: March, May, August and September
- Seasonal pattern: Warm summers and very cold winters
- Coldest conditions: January, with freezing nights around -11°C (12°F).
Frequently asked questions about the climate in Norwich
What is the best time to visit Norwich?
May and September typically offer the most optimal weather in Norwich. In contrast, January, February, March, November and December tend to have less optimal conditions. Norwich has warm summers and very cold winters.
What temperatures can I expect in Norwich?
Daytime highs range from -1°C (30°F) in January to 27°C (81°F) in July. Nighttime lows range from -11°C (12°F) to 14°C (57°F). Temperatures vary considerably through the year.
How much rain does Norwich get?
Annual rainfall is around 1195 mm (47 in). June is the wettest month with 141 mm (5.6 in), while January is the driest with 66 mm (2.6 in).
Norwich 3-Day Forecast
Norwich on the map
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