Niigata weather live forecast

Today's maximum temperature in Niigata is expected to be 31°C. Select a day from the live weather forecast for Niigata, Japan for more weather parameters.

Wednesday
12th Aug
31

25

9

8
Thursday
13th Aug
32

27

11

8
Friday
14th Aug
31

26

11

9
Saturday
15th Aug
32

25

12

9
Sunday
16th Aug
31

24

11

9

5-day weather forecast updated at 04:00 on Tuesday 11th August 2026 GMT

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

Niigata weather forecast by day

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

Niigata weather for Wednesday 12th August 2026

Expect scattered clouds in Niigata, Japan with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the east.

31
°C maximum temperature
25
°C minimum temperature
scattered clouds
9
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
23
kph wind from E

Niigata weather for Thursday 13th August 2026

Expect scattered clouds in Niigata, Japan with a maximum temperature of 32°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south-east.

32
°C maximum temperature
27
°C minimum temperature
scattered clouds
11
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
H
high heat & humidity
14
kph wind from SE

Niigata weather for Friday 14th August 2026

Expect isolated thunderstorms in Niigata, Japan with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 11 hours of bright sunshine. There are 0-2 mm of rainfall expected with 63% chance of some rain and a light breeze of 12 kph from the south-east.

31
°C maximum temperature
26
°C minimum temperature
isolated thunderstorms
11
hours of sunshine
9
UV index (Very High)
63
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
12
kph wind from SE

Niigata weather for Saturday 15th August 2026

Expect scattered clouds in Niigata, Japan with a maximum temperature of 32°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the east.

32
°C maximum temperature
25
°C minimum temperature
scattered clouds
12
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
15
kph wind from E

Niigata weather for Sunday 16th August 2026

Expect scattered clouds in Niigata, Japan with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the east.