Climate and monthly weather forecast
Jamestown, NY

Weather in January

January, like December, is another subzero cold winter month in Jamestown, New York, with temperature in the range of an average high of 28°F (-2.2°C) and an average low of 17.6°F (-8°C). January is the coldest month, with an average high-temperature of 28°F (-2.2°C) and an average low-temperature of 17.6°F (-8°C). Weather in January »

Weather in February

The last month of the winter, February, is also a subzero cold month in Jamestown, New York, with an average temperature ranging between min 18.9°F (-7.3°C) and max 31.1°F (-0.5°C). In Jamestown, the average high-temperature in February is relatively the same as in January - a still freezing cold 31.1°F (-0.5°C). Weather in February »

Weather in March

March, the first month of the spring in Jamestown, is a wintry month, with an average temperature ranging between min 25.9°F (-3.4°C) and max 39.6°F (4.2°C). In Jamestown, the average high-temperature in March marginally rises from a subzero cold 31.1°F (-0.5°C) in February to a wintry 39.6°F (4.2°C). Weather in March »

Weather in April

April is a fresh spring month in Jamestown, New York, with an average temperature ranging between min 35.6°F (2°C) and max 51.3°F (10.7°C). In April, the average high-temperature increases from a cold 39.6°F (4.2°C) in March to a fresh 51.3°F (10.7°C). Weather in April »

Weather in May

May, the last month of the spring in Jamestown, is a comfortable month, with an average temperature fluctuating between 63.7°F (17.6°C) and 46.8°F (8.2°C). In Jamestown, the average high-temperature in May increases from a cool 51.3°F (10.7°C) in April to a comfortable 63.7°F (17.6°C). Weather in May »

Weather in June

June, the first month of the summer in Jamestown, is a pleasant month, with an average temperature varying between 70.5°F (21.4°C) and 54.1°F (12.3°C). In June, the average high-temperature marginally rises from a comfortable 63.7°F (17.6°C) in May to an agreeable 70.5°F (21.4°C). Weather in June »

Weather in July

July is a moderately hot summer month in Jamestown, New York, with an average temperature varying between 75.9°F (24.4°C) and 59.4°F (15.2°C). With an average high-temperature of 75.9°F (24.4°C) and an average low-temperature of 59.4°F (15.2°C), July is the warmest month. Weather in July »

Weather in August

August, the last month of the summer in Jamestown, is also a moderately hot month, with an average temperature ranging between min 58.1°F (14.5°C) and max 74.7°F (23.7°C). In Jamestown, the average high-temperature in August is almost the same as in July - a still warm 74.7°F (23.7°C). Weather in August »

Weather in September

The first month of the autumn, September, is also an agreeable month in Jamestown, New York, with an average temperature varying between 69.4°F (20.8°C) and 53.1°F (11.7°C). In September, the average high-temperature is relatively the same as in August - a pleasant 69.4°F (20.8°C). Weather in September »

Weather in October

October, like September, is a moderate autumn month in Jamestown, New York, with an average temperature ranging between min 43.7°F (6.5°C) and max 56.5°F (13.6°C). In Jamestown, New York, the average high-temperature in October decreases from an agreeable 69.4°F (20.8°C) in September to a mild 56.5°F (13.6°C). Weather in October »

Weather in November

November, the last month of the autumn in Jamestown, is another chilly month, with an average temperature varying between 43.7°F (6.5°C) and 32.4°F (0.2°C). In November, the average high-temperature drops from a moderate 56.5°F (13.6°C) in October to a chilly 43.7°F (6.5°C). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Jamestown, New York, with an average temperature varying between 34.5°F (1.4°C) and 25.9°F (-3.4°C). In December, the average high-temperature decreases from a chilly 43.7°F (6.5°C) in November to a wintry 34.5°F (1.4°C). Weather in December »
[Resources]

FAQ

What is the coldest month in Jamestown?

With an average high-temperature of 28°F (-2.2°C) and an average low-temperature of 17.6°F (-8°C), January is the coldest month.

How many days does it rain in Jamestown?

Throughout the year, there are 163.4 rainfall days, and 27.72" (704mm) of precipitation is accumulated.

When does it snow in Jamestown?

January through May, October through December are months with snowfall in Jamestown.

How much does it snow in Jamestown?

Throughout the year, there are 85.6 snowfall days, and 32.91" (836mm) of snow is accumulated.

What is the month with the least sunshine in Jamestown?

The month with the least sunshine in Jamestown is January, with an average of 2.3h of sunshine.

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

The months with the lowest UV index are January and December, with an average maximum UV index of 1.

What is the most humid month in Jamestown?

The most humid month in Jamestown, New York, is February, with an average relative humidity of 89%.

When is Daylight Saving Time (DST) in Jamestown?

On Sunday, March 13. 2022, at 2:00 am, Daylight Saving Time starts, and the time zone changes from EST to EDT. Daylight Saving Time ends Sunday, November 6. 2022, at 2:00 am, and the time zone reverts from EDT to EST.

What is the least humid month in Jamestown?

The months with the lowest humidity in Jamestown are April, May and September, with an average relative humidity of 81%.

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

May through August, with an average maximum UV index of 5, are months with the highest UV index.

When it does not snow in Jamestown?

In Jamestown, New York, snow does not fall in June through September.

When are the longest days in Jamestown?

June has the longest days of the year in Jamestown, with an average of 15h and 12min of daylight.

What is the warmest month in Jamestown?

The warmest month is July, with an average high-temperature of 75.9°F (24.4°C) and an average low-temperature of 59.4°F (15.2°C).

What are the months with the most sunshine in Jamestown?

The months with the most sunshine in Jamestown, New York, are July and August, with an average of 10h of sunshine.

What is the driest month in Jamestown?

The month with the least rainfall in Jamestown is September, when the rain falls for 14.3 days and typically collects 1.81" (46mm) of precipitation.

What is the wettest month in Jamestown?

October is the month with the most rainfall in Jamestown. Rain falls for 17.2 days and accumulates 2.83" (72mm) of precipitation.

When does it snow the most in Jamestown?

December is the month with the most snowfall in Jamestown, New York. Snow falls for 17.1 days and accumulates 7.68" (195mm) of snow.

What is the month with the shortest days in Jamestown?

The month with the shortest days in Jamestown is December, with an average of 9h and 10min of daylight.

Average temperature
Jamestown, NY

Average temperature - Jamestown, NY

The warmest month (with the highest average high temperature) is July (75.9°F).
The month with the lowest average high temperature is January (28°F).

The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (17.6°F).

[Resources]

Average pressure
Jamestown, NY

Average pressure - Jamestown, NY

The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

[Resources]

Average wind speed
Jamestown, NY

Average wind speed - Jamestown, NY

The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is July (6.4mph).

[Resources]

Average humidity
Jamestown, NY

Average humidity - Jamestown, NY

The month with the highest relative humidity is February (89%).
The months with the lowest relative humidity are April, May and September (81%).

[Resources]

Average rainfall
Jamestown, NY

Average rainfall - Jamestown, NY

The wettest month (with the highest rainfall) is October (2.83").
The driest month (with the least rainfall) is September (1.81").

[Resources]

Average rainfall days
Jamestown, NY

Average rainfall days - Jamestown, NY

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is January (6.9 days).

[Resources]

Average snowfall
Jamestown, NY

Average snowfall - Jamestown, NY

The month with the highest snowfall is December (7.68").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days
Jamestown, NY

Average snowfall days - Jamestown, NY

The month with the highest number of snowfall days is January (20.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

[Resources]

Average daylight / Average sunshine
Jamestown, NY

Average daylight / Average sunshine - Jamestown, NY

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 10min).

The months with the most sunshine are July and August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 18min).

[Resources]

Average sunshine days
Jamestown, NY

Average sunshine days - Jamestown, NY

The month with the most sunshine days is September (12.5 days).
The month with the least sunshine days is January (5.6 days).

[Resources]

Average UV index
Jamestown, NY

Average UV index - Jamestown, NY

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

[Resources]

Average visibility
Jamestown, NY

Average visibility - Jamestown, NY

The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The month with the lowest visibility is January (4mi).

[Resources]

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location
* you will be automatically redirected to the weather forecast for your location