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in Herndon fair, +22 °C

Herndon 14-Day Weather Forecast

Air temperature, °C

+29
+19
+28
+18
+31
+18
+28
+18
+18
+15
+16
+12
+23
+13
+29
+16
+29
+18
+29
+18
+22
+14
+20
+12
+21
+15
+21
+15

Real feel, °C

+29
+19
+28
+18
+31
+18
+28
+18
+18
+15
+16
+11
+23
+13
+29
+16
+29
+18
+29
+18
+22
+14
+20
+11
+21
+15
+21
+15

Average daily temperature, °C

+24
+23
+25
+23
+16
+13
+18
+22
+22
+23
+19
+16
+18
+18

Average wind speed, m/s

4
4
3
5
4
4
4
3
6
5
4
3
3
4

Wind gusts, m/s

8
8
7
12
10
11
6
12
12
18
10
6
12
9

Wind direction

NW
NW
NW
S
E
E
N
S
N
N
NW
NW
W
NW

Precipitation in liquid equivalent, mm

0.1
0
0
0
4.7
22.6
0
0
12.4
1.2
1.1
0
0
0
0
0
0
0
0
0
0
0

Pressure, mmHg

750
748
751
749
752
750
754
751
758
755
757
755
754
749
750
747
746
739
746
742
748
743
747
745
749
748
750
749

Relative humidity, %

65
74
62
71
82
96
90
81
78
74
75
79
78
77
9
10
9
8
1
0
2
6
5
7
0
3
3
4
2
4
4
3
3
3
3
3
2
2
2
2
2
2