Jamestown weather live forecast

Today's maximum temperature in Jamestown is expected to be 28°C. Select a day from the live weather forecast for Jamestown, New York, USA for more weather parameters.

Wednesday
12th Aug
28

18

7

6
Thursday
13th Aug
27

18

8

6
Friday
14th Aug
27

16

11

6
Saturday
15th Aug
26

13

2

8
Sunday
16th Aug
28

15

4

6

5-day weather forecast updated at 04:01 on Wednesday 12th August 2026 GMT

More about Jamestown

Jamestown by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for New York

Air Canada: Top flight deals to the USA

Sale

Discover top Air Canada offers on flights to the USA
Browse lowest fares available or search by date
Book flights to New York, Orlando, LA, Boston & more

Go to Air Canada deal >>

View all Air Canada offers

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 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 7 hours of bright sunshine. There are 5-10 mm of rainfall expected with 71% chance of some rain and a light breeze of 11 kph from the south-west.

28
°C maximum temperature
18
°C minimum temperature
isolated thunderstorms
7
hours of sunshine
6
UV index (High)
71
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
11
kph wind from SW

Jamestown weather for Thursday 13th August 2026

Expect broken clouds in Jamestown, New York with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north-west.

27
°C maximum temperature
18
°C minimum temperature
broken clouds
8
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
12
kph wind from NW

Jamestown weather for Friday 14th August 2026

Expect scattered clouds in Jamestown, New York with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north.

27
°C maximum temperature
16
°C minimum temperature
scattered clouds
11
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
14
kph wind from N

Jamestown weather for Saturday 15th August 2026

Expect broken clouds in Jamestown, New York with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the east.

26
°C maximum temperature
13
°C minimum temperature
broken clouds
2
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
9
kph wind from E

Jamestown weather for Sunday 16th 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 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 75% chance of some rain and a gentle breeze of 19 kph from the south-west.