Hourly Weather in Jōetsu, Niigata Prefecture, Japan
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
4 mph
Calm
5 mph
Calm
6 mph
Light
6 mph
Light
6 mph
Light
7 mph
Light
7 mph
Light
7 mph
Light
9 mph
Light
Humidity
56%
Comfortable
57%
Comfortable
61%
Humid
63%
Humid
61%
Humid
60%
Humid
77%
Extremely humid
83%
Extremely humid
79%
Extremely humid
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
6 mi
Fair
10 mi
Good
10 mi
Good
10 mi
Good
Pressure
1009 hPa
Normal
1009 hPa
Normal
1010 hPa
Normal
1010 hPa
Normal
1009 hPa
Normal
1009 hPa
Normal
1008 hPa
Low
1008 hPa
Low
1007 hPa
Low
Clouds
90%
83%
89%
98%
97%
95%
100%
95%
76%
Dew point
46°
47°
49°
50°
50°
49°
53°
55°
55°
UV Index
0
0
0
1
1
1
1
1
1
Air quality
69
Moderate
60
Moderate
55
Moderate
53
Moderate
53
Moderate
54
Moderate
53
Moderate
49
Good
41
Good
Pollen index
Tree
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Weed
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Grass
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
0 / 5
Pollutants
Low risk
High risk
PM10
0.56 μg/ft3
0.45 μg/ft3
0.39 μg/ft3
0.35 μg/ft3
0.35 μg/ft3
0.34 μg/ft3
0.32 μg/ft3
0.28 μg/ft3
0.23 μg/ft3
PM25
0.52 μg/ft3
0.39 μg/ft3
0.32 μg/ft3
0.29 μg/ft3
0.29 μg/ft3
0.30 μg/ft3
0.29 μg/ft3
0.25 μg/ft3
0.21 μg/ft3
NO2
2.6 ppb
1.8 ppb
1.1 ppb
1.1 ppb
1.2 ppb
1.2 ppb
1.2 ppb
1.2 ppb
1.2 ppb
SO2
0.6 ppb
0.6 ppb
0.6 ppb
0.6 ppb
0.6 ppb
0.6 ppb
0.5 ppb
0.4 ppb
0.3 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
24.2 ppb
28.3 ppb
35.4 ppb
38 ppb
39 ppb
39.2 ppb
38.2 ppb
36.6 ppb
34.7 ppb