Jamestown
New York, USA
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Jamestown, NY

January, like December, is a freezing cold winter month in Jamestown, New York, with average temperature fluctuating between 31.8°F (-0.1°C) and 14.5°F (-9.7°C). January is the coldest month, with an average high-temperature of 31.8°F (-0.1°C) and an average low-temperature of 14.5°F (-9.7°C). Weather in January »
February, the last month of the winter, in Jamestown, is a wintry month, with average temperature varying between 14.9°F (-9.5°C) and 34.9°F (1.6°C). In Jamestown, the average high-temperature in February is practically the same as in January - a wintry 34.9°F (1.6°C). Weather in February »

The first month of the spring, March, is a frosty month in Jamestown, New York, with average temperature fluctuating between 22.1°F (-5.5°C) and 43.7°F (6.5°C). In Jamestown, the average high-temperature marginally rises, from a cold 34.9°F (1.6°C) in February, to a frosty 43.7°F (6.5°C). Weather in March »

April is a mild spring month in Jamestown, New York, with average temperature varying between 33.3°F (0.7°C) and 56.8°F (13.8°C). In April, the average high-temperature rises, from a frosty 43.7°F (6.5°C) in March, to a mild 56.8°F (13.8°C). Weather in April »

The last month of the spring, May, is an enjoyable month in Jamestown, New York, with average temperature fluctuating between 67.8°F (19.9°C) and 42.1°F (5.6°C). In May, the average high-temperature increases, from a mild 56.8°F (13.8°C) in April, to an enjoyable 67.8°F (19.9°C). Weather in May »

June, the first month of the summer, in Jamestown, is a moderately hot month, with average temperature ranging between max 76.3°F (24.6°C) and min 52.2°F (11.2°C). In Jamestown, the average high-temperature slightly increases, from a comfortable 67.8°F (19.9°C) in May, to a warm 76.3°F (24.6°C). Weather in June »

July, the same as June, is another warm summer month in Jamestown, New York, with average temperature varying between 55.9°F (13.3°C) and 80.1°F (26.7°C). July is the warmest month, with an average high-temperature of 80.1°F (26.7°C) and an average low-temperature of 55.9°F (13.3°C). Weather in July »

The last month of the summer, August, is also a moderately hot month in Jamestown, New York, with temperature in the range of an average high of 79°F (26.1°C) and an average low of 54.7°F (12.6°C). In Jamestown, the average high-temperature is relatively the same as in July - a still moderately hot 79°F (26.1°C). Weather in August »

September, the first month of the autumn, in Jamestown, is still a pleasant month, with average temperature varying between 71.8°F (22.1°C) and 47.3°F (8.5°C). In September, the average high-temperature marginally drops, from a moderately hot 79°F (26.1°C) in August, to a pleasant 71.8°F (22.1°C). Weather in September »

October, like September, is another mild autumn month in Jamestown, New York, with average temperature fluctuating between 37.6°F (3.1°C) and 59.7°F (15.4°C). In Jamestown, the average high-temperature in October drops, from an agreeable 71.8°F (22.1°C) in September, to a moderate 59.7°F (15.4°C). Weather in October »

The last month of the autumn, November, is another chilly month in Jamestown, New York, with average temperature fluctuating between 29.8°F (-1.2°C) and 47.8°F (8.8°C). In Jamestown, the average high-temperature drops, from a mild 59.7°F (15.4°C) in October, to a chilly 47.8°F (8.8°C). Weather in November »

The first month of the winter, December, is also a wintry month in Jamestown, New York, with average temperature varying between 35.8°F (2.1°C) and 20.7°F (-6.3°C). In December, the average high-temperature drops, from a chilly 47.8°F (8.8°C) in November, to a wintry 35.8°F (2.1°C). Weather in December »

What is the coldest month in Jamestown?

With an average high-temperature of 31.8°F (-0.1°C) and an average low-temperature of 14.5°F (-9.7°C), January is the coldest month in Jamestown.

How much does it rain in Jamestown?

In Jamestown, New York, during the entire year, the rain falls for 153.2 days and collects up to 45.3" (1151mm) of precipitation.

When does it snow in Jamestown?

Months with snowfall in Jamestown, New York, are January through April, October through December.

How much does it snow in Jamestown?

Throughout the year, there are 40.2 snowfall days, and 86.8" (2204.7mm) of snow is accumulated.

When does it snow the most in Jamestown?

January is the month with the most snowfall in Jamestown. Snow falls for 11.8 days and accumulates 25.7" (652.8mm) of snow.

What are the months with the lowest UV index in Jamestown?

Months with the lowest UV index in Jamestown are January and December, with an average maximum UV index of 1.

What is the driest month in Jamestown?

February is the month with the least rainfall in Jamestown, New York. Rain falls for 13.1 days and accumulates 2.6" (65.3mm) of precipitation.

When are the longest days in Jamestown?

With an average of 15.2h of daylight, June has the longest days of the year in Jamestown, New York.

What is the month with the most sunshine in Jamestown?

June and July, with an average of 9h of sunshine, are months with the most sunshine in Jamestown, New York.

What is the warmest month in Jamestown?

July is the warmest month, with an average high-temperature of 80.1°F (26.7°C) and an average low-temperature of 55.9°F (13.3°C).

What is the rainiest month in Jamestown?

July is the month with the most rainfall in Jamestown. Rain falls for 11.2 days and accumulates 4.8" (122.4mm) of precipitation.

What is the month with the highest UV index in Jamestown?

The month with the highest UV index in Jamestown, New York, is July, with an average maximum UV index of 9.

What is the month with the shortest days in Jamestown?

The month with the shortest days is December, with an average of 9.2h of daylight.

What is the month with the least sunshine in Jamestown?

With an average of 2h of sunshine, December has the least sunshine of the year.
Average temperature - Jamestown, NY
Average rainfall - Jamestown, NY
Average rainfall days - Jamestown, NY

The month with the highest number of rainy days is January (17.3 days).
The month with the lowest number of rainy days is September (10.3 days).

Average snowfall - Jamestown, NY
Average snowfall days - Jamestown, NY

The month with the highest number of snowfall days is January (11.8 days).
Months with the lowest number of snowfall days are May, June, July, August and September (0 days).

Average daylight / Average sunshine - Jamestown, NY