Weather in Alfter for a month

M
T
W
T
F
S
S
+27
min: +16
+26
+17
+26
+17
+25
+17
+24
+17
+24
+17
+24
+18
+20
+13
+22
+12
+17
+13
7
+17
+12
8
+18
+13
9
+18
+13
10
+19
+13
11
+19
+13
12
+18
+12
13
+19
+13
14
+22
+13
15
+17
+12
16
+11
+9
17
+13
+9
18
+15
+8
19
+16
+10
20
+16
+11
21
+15
+12
22
+19
+13
23
+20
+13
24
+19
+13
25
+18
+13
26
+19
+15
27
28
29
30
1 jul

Geomagnetic field

M, 28 may
3 points
Weak geomagnetic storm
T, 29 may
3 points
Weak geomagnetic storm
W, 30 may
2 points
Small perturbations