Hourly Weather in Saku, Nagano Prefecture, Japan
∙ View on Radar5 min
1 hour
6 hours
1 day
Wind
6 mph
Light
8 mph
Light
7 mph
Light
6 mph
Light
4 mph
Calm
4 mph
Calm
2 mph
Calm
2 mph
Calm
3 mph
Calm
Humidity
46%
Comfortable
55%
Comfortable
63%
Humid
70%
Humid
74%
Extremely humid
80%
Extremely humid
87%
Extremely humid
91%
Extremely humid
94%
Extremely humid
Visibility
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
5 mi
Fair
10 mi
Good
10 mi
Good
10 mi
Good
10 mi
Good
Pressure
1005 hPa
Low
1005 hPa
Low
1005 hPa
Low
1004 hPa
Low
1005 hPa
Low
1005 hPa
Low
1005 hPa
Low
1005 hPa
Low
1005 hPa
Low
Clouds
43%
6%
6%
24%
32%
25%
32%
48%
96%
Dew point
66°
68°
69°
70°
70°
70°
70°
69°
70°
UV Index
6
4
3
1
0
0
0
0
0
Air quality
93
Moderate
94
Moderate
91
Moderate
89
Moderate
89
Moderate
89
Moderate
80
Moderate
65
Moderate
55
Moderate
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
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
1 / 5
Pollutants
Low risk
High risk
PM10
0.80 μg/ft3
0.66 μg/ft3
0.66 μg/ft3
0.70 μg/ft3
0.76 μg/ft3
0.76 μg/ft3
0.71 μg/ft3
0.65 μg/ft3
0.58 μg/ft3
PM25
0.44 μg/ft3
0.36 μg/ft3
0.39 μg/ft3
0.42 μg/ft3
0.46 μg/ft3
0.46 μg/ft3
0.43 μg/ft3
0.39 μg/ft3
0.36 μg/ft3
NO2
1.04 ppb
1.13 ppb
1.23 ppb
1.71 ppb
2.2 ppb
2.69 ppb
2.82 ppb
2.95 ppb
3.08 ppb
SO2
0.95 ppb
0.86 ppb
0.77 ppb
0.83 ppb
0.9 ppb
0.97 ppb
0.99 ppb
1 ppb
1.01 ppb
CO
0.22 ppb
0.21 ppb
0.21 ppb
0.21 ppb
0.21 ppb
0.2 ppb
0.19 ppb
0.18 ppb
0.17 ppb
O3
70.03 ppb
68.42 ppb
66.82 ppb
65.6 ppb
64.38 ppb
63.17 ppb
56.67 ppb
50.18 ppb
43.68 ppb