Jamestown weather live forecast

Today's maximum temperature in Jamestown is expected to be 26°C. Select a day from the live weather forecast for Jamestown, New York, USA for more weather parameters.

Monday
10th Aug
26

20

4

3
Tuesday
11th Aug
26

18

9

6
Wednesday
12th Aug
28

16

6

6
Thursday
13th Aug
26

17

4

5
Friday
14th Aug
25

14

9

7

5-day weather forecast updated at 04:01 on Monday 10th August 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 Monday 10th August 2026

Expect isolated thunderstorms in Jamestown, New York with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 91% chance of some rain and a gentle breeze of 18 kph from the south-west.

26
°C maximum temperature
20
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
3
UV index (Moderate)
91
% chance of some rain
<20
mm of rainfall expected
L
low heat & humidity
18
kph wind from SW

Jamestown weather for Tuesday 11th August 2026

Expect isolated thunderstorms in Jamestown, New York with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 2-5 mm of rainfall expected with 28% chance of some rain and a light breeze of 12 kph from the north-west.

26
°C maximum temperature
18
°C minimum temperature
isolated thunderstorms
9
hours of sunshine
6
UV index (High)
28
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
12
kph wind from NW

Jamestown weather for Wednesday 12th August 2026

Expect isolated thunderstorms in Jamestown, New York with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 63% chance of some rain and a light breeze of 10 kph from the west.

28
°C maximum temperature
16
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
6
UV index (High)
63
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
10
kph wind from W

Jamestown weather for Thursday 13th August 2026

Expect isolated thunderstorms in Jamestown, New York with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 42% chance of some rain and a gentle breeze of 15 kph from the north-west.

26
°C maximum temperature
17
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
5
UV index (Moderate)
42
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
15
kph wind from NW

Jamestown weather for Friday 14th August 2026

Expect scattered clouds in Jamestown, New York with a maximum temperature of 25°C, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north.