Herisau Weather Forecast for
Su, 21 April
2:00
5:00
8:00
11:00
14:00
17:00
20:00
23:00
Air temperature, °C
0
0
+1
+2
+4
+4
+2
+1
Real feel, °C
0
0
+1
0
+1
+2
+2
+1
Average wind speed, m/s
1
1
1
2
3
3
2
1
Wind gusts, m/s
2
3
4
7
9
9
8
4
Wind direction
W
NW
N
NE
NE
NE
N
N
Birch pollen, points
0
0
0
0
0
0
0
0
Grass pollen, points
—
—
—
—
—
—
—
—
Ragweed pollen, points
—
—
—
—
—
—
—
—
Precipitation in liquid equivalent, mm
2
1.8
2.9
0.8
1.3
1.8
2.6
0.3
Falling snow, cm
1.5
1.4
2.3
0.6
0.4
—
1
0.2
Snow depth, cm
1.6
2.1
3.3
3.4
2.5
1.7
1.4
1.3
Pressure, mmHg
697
697
697
697
698
697
698
698
Relative humidity, %
97
96
97
87
80
78
91
95
UV Index, points
0
0
2
4
5
3
1
0
Geomagnetic activity, Kp-index
3
3
2
2
2
2
3
2
Sun and Moon
Daylight hours: 13 h 59 min
Sunrise — 6:22
Sunset — 20:21
The day will 6 minutes longer than today
Waxing Moon: 94%
Moonrise — 16:49 (20 April)
Moonset — 5:31
Full Moon — 24 April, in 2 days