Herndon Weather Forecast for
Tu, 7 May
2:00
5:00
8:00
11:00
14:00
17:00
20:00
23:00
Air temperature, °C
+17
+16
+18
+24
+27
+29
+25
+22
Real feel, °C
+17
+16
+18
+24
+27
+29
+25
+22
Average wind speed, m/s
1
1
1
2
3
3
3
3
Wind gusts, m/s
3
2
3
3
4
4
8
12
Wind direction
S
E
E
SE
SE
S
SE
S
Birch pollen, points
—
—
—
—
—
—
—
—
Grass pollen, points
—
—
—
—
—
—
—
—
Ragweed pollen, points
—
—
—
—
—
—
—
—
Precipitation in liquid equivalent, mm
0
0
0
0
0
0
0
0
Falling snow, cm
—
—
—
—
—
—
—
—
Snow depth, cm
0
0
0
—
—
—
—
—
Pressure, mmHg
749
749
750
750
749
748
747
747
Relative humidity, %
72
81
74
45
40
37
47
58
UV Index, points
0
0
2
5
6
3
1
0
Geomagnetic activity, Kp-index
3
3
3
3
3
3
2
2
Sun and Moon
Daylight hours: 14 h 4 min
Sunrise — 6:04
Sunset — 20:08
The day will 14 minutes longer than today
Waning Moon: 0%
Moonset — 18:42 (6 May)
Moonrise — 5:31
New Moon — 7 May, in 1 day