Hourly Weather in Iiyama Shi, Nagano Prefecture, Japan
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
3 mph
Calm
3 mph
Calm
2 mph
Calm
1 mph
Calm
0 mph
Calm
1 mph
Calm
1 mph
Calm
0 mph
Calm
0 mph
Calm
Humidity
81%
Extremely humid
83%
Extremely humid
88%
Extremely humid
90%
Extremely humid
91%
Extremely humid
91%
Extremely humid
90%
Extremely humid
91%
Extremely humid
93%
Extremely humid
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
9 mi
Good
8 mi
Good
4 mi
Fair
Pressure
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1015 hPa
Normal
1014 hPa
Normal
1013 hPa
Normal
1013 hPa
Normal
Clouds
100%
100%
100%
100%
100%
100%
100%
100%
100%
Dew point
60°
59°
59°
59°
60°
60°
59°
59°
59°
UV Index
1
0
0
0
0
0
0
0
0
Air quality
58
Moderate
59
Moderate
59
Moderate
59
Moderate
59
Moderate
61
Moderate
62
Moderate
63
Moderate
63
Moderate
Pollen index
Tree
4 / 5
4 / 5
4 / 5
3 / 5
4 / 5
4 / 5
3 / 5
3 / 5
3 / 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
0.40 μg/ft3
0.40 μg/ft3
0.40 μg/ft3
0.41 μg/ft3
0.41 μg/ft3
0.43 μg/ft3
0.46 μg/ft3
0.48 μg/ft3
0.48 μg/ft3
PM25
0.37 μg/ft3
0.37 μg/ft3
0.38 μg/ft3
0.38 μg/ft3
0.38 μg/ft3
0.40 μg/ft3
0.42 μg/ft3
0.44 μg/ft3
0.44 μg/ft3
NO2
2.4 ppb
3 ppb
3.8 ppb
4.6 ppb
5.4 ppb
6.3 ppb
7.2 ppb
8 ppb
7 ppb
SO2
1.2 ppb
1.2 ppb
1.2 ppb
1.1 ppb
1 ppb
1 ppb
1 ppb
1 ppb
1 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
64.3 ppb
60.6 ppb
58.9 ppb
55.6 ppb
49.9 ppb
44.6 ppb
39.7 ppb
35.8 ppb
34.2 ppb