Jamestown weather live forecast

Today's maximum temperature in Jamestown is expected to be 70°F. Select a day from the live weather forecast for Jamestown, New York, USA for more weather parameters.

Sunday
20th Sep
70

55

1

3
Monday
21st Sep
66

52

2

5
Tuesday
22nd Sep
63

52

1

2
Wednesday
23rd Sep
64

52

0

3
Thursday
24th Sep
64

48

0

6

5-day weather forecast updated at 04:01 on Sunday 20th September 2026 GMT

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The 5-day weather forecast for New York (Jamestown) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Jamestown weather forecast by day

Below are the detailed weather forecasts for Jamestown for the next 5 days.

Jamestown weather for Sunday 20th September 2026

Expect mostly cloudy with rain in Jamestown, New York with a maximum temperature of 70°F, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 73% chance of some rain and a gentle breeze of 9 mph from the north.

70
°F maximum temperature
55
°F minimum temperature
mostly cloudy with rain
1
hour of sunshine
3
UV index (Moderate)
73
% chance of some rain
<10
mm of rainfall expected
70
°F wind chill
9
mph wind from N

Jamestown weather for Monday 21st September 2026

Expect broken clouds in Jamestown, New York with a maximum temperature of 66°F, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the north-east.

66
°F maximum temperature
52
°F minimum temperature
broken clouds
2
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
66
°F wind chill
11
mph wind from NE

Jamestown weather for Tuesday 22nd September 2026

Expect mostly cloudy with light rain in Jamestown, New York with a maximum temperature of 63°F, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 2-5 mm of rainfall expected with 60% chance of some rain and a gentle breeze of 10 mph from the east.

63
°F maximum temperature
52
°F minimum temperature
mostly cloudy with light rain
1
hour of sunshine
2
UV index (Low)
60
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
10
mph wind from E

Jamestown weather for Wednesday 23rd September 2026

Expect overcast skies in Jamestown, New York with a maximum temperature of 64°F, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the east.

64
°F maximum temperature
52
°F minimum temperature
overcast skies
0
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
64
°F wind chill
11
mph wind from E

Jamestown weather for Thursday 24th September 2026

Expect overcast skies in Jamestown, New York with a maximum temperature of 64°F, maximum UV of 6 (High) and no hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 8 mph from the east.