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in Mercersburg mainly cloudy, no precipitation, fog, +15 °C

Mercersburg 14-Day Weather Forecast

Air temperature, °C

+29
+12
+29
+15
+28
+18
+24
+18
+26
+15
+26
+16
+25
+18
+23
+12
+22
+12
+19
+13
+19
+8
+18
+12
+19
+13
+19
+13

Real feel, °C

+29
+12
+29
+15
+28
+18
+24
+18
+26
+16
+26
+16
+25
+18
+23
+12
+22
+12
+19
+13
+19
+7
+18
+12
+19
+13
+19
+13

Average daily temperature, °C

+20
+23
+23
+21
+21
+21
+21
+17
+17
+16
+14
+15
+15
+16

Average wind speed, m/s

3
2
3
3
3
3
4
3
3
6
4
4
3
3

Wind gusts, m/s

10
7
8
8
6
9
9
7
5
10
8
7
4
8

Wind direction

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

Precipitation in liquid equivalent, mm

0
0
0
2.6
0
3.4
23.1
8.8
2.9
2.4
0
0.1
0
13.1
0
0
0
0
0
0
0
0

Pressure, mmHg

753
748
749
746
746
744
747
745
750
747
748
745
747
744
751
748
750
741
741
739
744
742
745
743
744
743
744
743

Relative humidity, %

94
91
85
85
94
94
94
81
81
85
70
70
73
75
8
9
10
3
10
11
3
6
5
6
6
4
3
3
3
2
2
3
3
3
2
3
3
3
2
2
2
2