Jamestown weather live forecast

Today's maximum temperature in Jamestown is expected to be 30°C. Select a day from the live weather forecast for Jamestown, New York, USA for more weather parameters.

Tuesday
19th May
30

21

8

9
Wednesday
20th May
21

9

3

7
Thursday
21st May
18

6

12

9
Friday
22nd May
18

7

2

4
Saturday
23rd May
15

10

0

1

5-day weather forecast updated at 04:01 on Tuesday 19th May 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 Tuesday 19th May 2026

Expect isolated thunderstorms in Jamestown, New York with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 8 hours of bright sunshine. There are 2-5 mm of rainfall expected with 63% chance of some rain and a moderate breeze of 23 kph from the south-west.

30
°C maximum temperature
21
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
9
UV index (Very High)
63
% chance of some rain
<5
mm of rainfall expected
M
moderate heat & humidity
23
kph wind from SW

Jamestown weather for Wednesday 20th May 2026

Expect mostly cloudy with rain in Jamestown, New York with a maximum temperature of 21°C, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 63% chance of some rain and a gentle breeze of 17 kph from the north-west.

21
°C maximum temperature
9
°C minimum temperature
mostly cloudy with rain
3
hours of sunshine
7
UV index (High)
63
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
17
kph wind from NW

Jamestown weather for Thursday 21st May 2026

Expect scattered clouds in Jamestown, New York with a maximum temperature of 18°C, maximum UV of 9 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north-east.

18
°C maximum temperature
6
°C minimum temperature
scattered clouds
12
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
18
°C wind chill
16
kph wind from NE

Jamestown weather for Friday 22nd May 2026

Expect mostly cloudy with light rain in Jamestown, New York with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 59% chance of some rain and a moderate breeze of 20 kph from the south-east.

18
°C maximum temperature
7
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
4
UV index (Moderate)
59
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
20
kph wind from SE

Jamestown weather for Saturday 23rd May 2026

Expect cloudy with some rain in Jamestown, New York with a maximum temperature of 15°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 71% chance of some rain and a moderate breeze of 23 kph from the south-east.