🌤️

Byggt på öppna data från SMHI

Sveriges väderarkiv
2020
⌄
2022

Södertälje 2021

Historisk väderöversikt och dagliga observationer för 2021.

Året i korthet

Väderåret 2021

De viktigaste väderhändelserna samlade: värme, kyla, regn, snö, vind och molnighet.

Värme

Varmast
31.2 °C
2021-07-14
Milda dagar
134 dagar
max > 15 °C
Sommardagar
34 dagar
max > 25 °C

Kyla

Kallast
-17.4 °C
2021-12-07
Frostdagar
125 dagar
min < 0 °C
Kalla nätter
21 nätter
min < -10 °C
Isdygn
49 dygn
max <= 0 °C

Nederbörd

Total nederbörd
639.7 mm
årssumma
Våta dagar
96 dagar
>= 1 mm
Kraftigt regn
16 dagar
> 10 mm

Snö

Snödagar
61 dagar
snödjup > 0
Högsta snödjup
24 cm
största mätning

Årssammanställning

Temperatur månad

Månadernas temperaturmönster i ett kompakt värmekort för året.

jan
feb
mar
apr
maj
jun
jul
aug
sep
okt
nov
dec
Max (°C)
5.8
11.9
15.9
16.4
23.7
28.8
31.2
24.4
22.9
16.7
12.5
8.6
Medel (°C)
-1.9
-2.8
3.1
4.9
10.0
18.5
20.3
15.1
11.7
8.8
3.1
-2.4
Min (°C)
-13.1
-14.0
-6.2
-4.2
-1.8
5.8
11.2
5.8
0.0
-2.3
-8.8
-17.4

Årssammanställning

Nederbörd månad

Månadernas totala nederbörd och antal dagar med mer än 1 mm regn.

jan
feb
mar
apr
maj
jun
jul
aug
sep
okt
nov
dec
Nederbörd (mm)
85.9
14.3
16.9
27.8
165.5
33.6
61.1
108.3
27.3
39.6
31.1
28.3
Dagar > 1 mm
11
4
3
6
13
8
7
12
6
7
6
8

Väderdagar

Väder dag för dag 2021

Växla mellan temperatur, nederbörd och vind för att se hur året skiftar dag för dag.

2021
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
jan
3.2
-1.0
0.9
9.1
1.6
-0.5
0.2
0.7
0.9
-1.2
-0.5
0.5
-1.2
0.1
0.8
0.5
-2.1
-0.8
-0.7
-3.3
-1.8
0.1
-1.3
-0.2
2.7
0.9
0.0
0.4
0.5
2
0.4
-3.2
-1.5
2
0.1
-4.1
-1.3
2.7
2
1.7
-3.3
-0.6
26.6
5
2.7
-4.4
-1.3
1.0
4
0.3
-4.6
-2.0
5.2
4
-0.1
-6.6
-4.0
1.4
12
-6.0
-10.2
-7.6
0.5
13
-1.0
-7.5
-3.1
0.4
13
-1.9
-2.9
-2.6
13
-1.1
-2.6
-1.9
13
1.5
-3.5
-0.8
1.2
13
1.6
0.4
0.9
7.8
8
4.7
0.6
3.5
0.2
4
5.8
2.4
3.5
6.0
5.2
1.3
3.2
1.6
-3.1
-1.7
0.2
0.2
-2.0
-0.9
7.6
-1.6
-3.5
-2.9
0.5
9
-2.4
-8.5
-6.2
9
-1.9
-12.2
-4.5
10.6
9
-1.9
-5.3
-3.9
0.2
20
-4.0
-11.9
-9.9
20
-4.9
-13.1
-10.4
20
feb
-4.5
-13.7
-8.3
1.7
20
-0.6
-5.6
-2.9
6.3
20
-2.7
-7.4
-6.2
0.9
24
-6.8
-9.1
-8.2
0.4
24
-3.8
-11.4
-7.9
24
-3.7
-11.2
-7.9
22
-2.8
-13.6
-8.9
0.1
22
-2.1
-11.4
-7.4
22
-4.6
-10.0
-8.6
19
-4.8
-14.0
-9.4
1.1
19
-6.5
-13.3
-10.1
20
-2.8
-13.7
-7.6
20
-1.2
-9.4
-5.4
20
0.5
-6.4
-2.8
20
-0.4
-9.8
-6.5
18
-0.8
-11.8
-5.7
0.4
18
-1.7
-4.7
-3.6
18
-1.5
-4.7
-2.8
18
1.7
-1.7
0.8
0.4
18
3.1
1.3
2.4
2.5
14
5.3
2.2
3.1
5
4.3
0.2
2.4
2
5.0
1.7
3.2
0.5
10.2
-0.1
6.3
11.7
8.2
9.7
10.4
4.0
6.4
8.6
-0.3
3.6
11.9
2.0
4.9
mar
9.2
-0.5
4.4
9.9
2.0
4.5
7.4
-1.5
1.9
3.7
-2.0
-0.6
2.3
-4.2
-2.3
7.7
-4.6
3.0
4.9
-1.7
1.0
2.6
-2.5
-0.8
0.9
-3.3
-1.5
0.8
-1.5
-5.7
-4.4
0.5
1
2.7
-6.2
-0.2
10.9
1
6.0
-0.1
3.7
0.5
5
6.2
0.2
2.2
5.6
-0.8
2.1
6.7
0.2
2.9
7.0
-2.9
0.9
4.9
-1.9
-0.0
4.8
-4.7
-0.3
2.4
-4.6
-1.7
8.3
-2.3
3.5
7.1
1.8
3.7
10.9
-0.2
5.5
15.2
-0.3
6.6
12.0
3.5
7.8
11.6
3.5
7.1
12.8
2.5
6.5
12.6
3.1
6.8
7.2
2.5
4.9
2.0
12.4
4.7
9.1
15.9
9.4
12.0
12.0
4.5
7.4
2.2
apr
9.7
-0.4
3.8
10.0
2.1
4.8
8.3
1.6
4.4
12.8
1.2
7.4
0.4
10.3
-1.2
3.0
1.8
8.5
-0.9
3.8
1.6
8.5
0.4
4.4
0.2
8.8
-3.4
2.7
0.2
9.3
1.8
5.7
5.2
9.8
0.8
4.9
0.1
9.1
-2.0
2.7
4.3
7.5
0.4
4.6
0.2
8.0
0.2
3.8
9.1
-1.4
3.6
11.4
-4.2
4.0
13.4
-1.5
6.2
14.3
0.3
7.7
15.8
0.5
8.6
16.3
-0.1
8.8
16.4
-0.4
8.8
14.2
0.6
8.2
3.1
9.5
0.4
3.1
10.7
8.5
0.6
4.7
6.6
0.9
3.4
7.0
-1.4
2.6
5.5
-0.8
2.8
11.6
-0.6
4.8
9.7
-3.5
3.7
9.3
-0.3
5.3
11.3
-3.1
5.6
maj
12.2
-1.8
4.9
11.0
1.6
6.3
11.8
-1.7
5.8
10.4
0.0
5.3
10.9
5.3
2.6
3.4
8.9
4.2
2.4
3.0
3.0
7.8
0.7
4.1
13.4
-0.2
6.9
0.6
9.4
1.6
5.9
10.3
15.0
6.2
10.7
1.0
22.7
7.0
15.4
21.5
9.7
16.0
23.7
12.8
18.4
0.1
19.8
9.1
13.3
6.6
13.2
9.3
10.4
0.2
17.0
7.8
11.2
10.3
15.9
7.9
10.8
0.2
19.6
6.9
12.7
19.7
6.7
12.8
2.4
16.1
6.9
11.6
16.6
6.2
10.7
1.5
14.5
6.3
10.8
28.9
17.3
4.0
10.6
0.6
14.0
7.7
10.4
5.6
16.5
6.9
11.0
17.4
10.8
8.2
8.9
47.1
8.3
5.4
6.3
9.8
17.5
5.9
10.7
0.1
19.9
4.4
12.7
20.9
3.3
12.8
22.2
8.5
15.2
jun
18.2
7.6
13.3
22.5
8.2
16.0
22.3
5.8
15.6
23.1
5.9
15.7
26.5
9.5
18.9
25.8
10.0
18.9
27.1
12.3
20.0
8.3
22.3
14.9
17.9
21.7
13.8
17.6
1.1
25.6
11.3
18.7
24.7
12.4
19.1
3.5
21.7
14.3
16.2
1.6
21.6
10.2
16.1
22.7
10.5
17.1
0.4
21.8
12.3
16.6
21.9
9.7
16.3
23.1
13.8
18.6
28.8
14.7
21.1
27.8
14.9
20.9
28.7
16.7
22.7
3.9
27.7
17.4
21.9
0.7
27.3
17.7
21.4
1.9
21.6
14.1
17.4
1.0
23.9
16.8
19.6
5.7
22.4
16.2
18.6
4.0
24.5
15.7
19.8
0.2
25.8
13.5
20.5
0.9
26.9
14.2
20.8
26.9
14.5
21.2
23.2
15.1
17.5
0.4
jul
25.1
13.5
19.1
27.6
13.8
20.8
27.2
13.2
20.7
27.4
12.4
20.9
27.4
16.6
21.9
18.6
25.1
17.8
20.8
5.1
21.7
17.9
18.9
5.7
25.9
13.6
19.7
25.2
16.3
20.3
3.5
26.0
16.7
20.5
0.2
25.7
17.5
20.9
25.6
14.0
20.3
29.2
14.2
21.9
31.2
18.4
24.6
31.2
19.4
25.0
26.6
19.4
22.1
27.0
14.5
21.7
26.0
17.7
20.3
0.2
21.8
12.2
17.3
23.3
12.6
18.2
22.6
11.2
17.3
28.5
11.4
20.9
24.9
14.7
18.8
26.6
12.2
19.9
27.2
13.4
20.5
28.2
13.1
21.0
30.5
17.6
23.5
0.3
23.6
19.0
20.8
3.4
24.4
15.3
18.5
21.6
20.2
12.3
15.9
1.5
21.7
13.8
17.6
1.0
aug
21.6
13.8
17.6
20.5
11.2
15.3
13.0
19.0
9.4
14.5
22.6
8.8
16.0
22.6
8.5
16.4
23.1
8.8
16.6
17.7
12.7
15.4
31.4
19.6
11.6
15.8
0.7
23.3
13.3
17.5
0.3
21.0
13.3
17.0
1.0
22.2
11.4
16.8
0.7
24.4
11.3
17.8
24.4
12.2
18.4
1.3
21.3
14.0
17.0
1.1
19.1
13.7
16.2
0.5
18.3
10.4
14.5
7.3
16.5
13.6
14.7
9.7
15.8
10.7
13.5
6.8
18.3
11.1
14.1
0.1
21.1
8.9
14.4
2.0
19.2
9.3
14.2
18.4
5.8
12.6
18.7
8.1
13.1
19.0
7.6
13.4
3.0
18.0
11.4
13.4
9.6
16.1
10.4
12.6
15.7
14.1
12.0
12.9
3.4
15.1
12.9
13.9
0.7
19.2
13.3
15.6
20.8
9.9
14.5
18.5
8.5
13.1
sep
17.2
9.6
13.3
1.6
19.6
8.7
13.8
15.8
10.2
12.1
15.0
3.7
9.5
18.2
1.1
10.3
19.3
7.6
13.6
19.5
9.0
14.6
22.5
13.5
17.7
22.9
12.2
16.8
17.6
11.3
14.6
18.3
13.1
15.1
4.1
20.4
14.2
16.6
5.2
16.3
9.1
11.2
0.2
16.1
4.9
10.4
18.4
8.5
11.8
12.6
4.7
9.5
12.0
9.1
10.1
12.8
7.3
9.9
10.5
5.7
8.4
0.9
11.2
5.5
7.8
12.1
0.0
6.7
0.2
13.3
3.7
8.8
0.4
13.2
9.0
11.1
9.7
12.1
7.8
9.3
1.5
16.9
8.0
11.2
0.2
18.8
2.3
9.6
17.8
8.5
12.1
13.4
10.5
11.9
14.6
11.0
12.1
11.9
9.3
10.8
3.3
okt
14.1
9.8
12.4
0.2
15.4
11.9
12.9
15.2
11.9
13.3
1.6
15.5
13.1
13.7
0.2
13.7
8.3
10.8
16.2
14.9
10.6
12.7
0.9
14.5
8.8
11.4
16.7
6.5
11.4
0.2
14.3
11.0
12.3
0.1
12.9
8.6
10.5
11.8
7.3
9.3
1.5
11.6
4.9
7.8
8.2
0.8
3.2
9.9
-0.2
7.5
11.8
6.1
8.5
1.5
11.4
1.5
7.0
9.7
-0.7
3.5
8.2
-0.2
2.6
8.2
-2.0
4.8
5.6
15.6
8.2
13.0
0.2
14.0
7.3
9.3
6.0
8.7
2.3
4.6
4.9
0.0
1.6
9.6
-2.3
6.7
10.0
4.8
6.5
10.6
5.8
7.9
0.3
12.3
5.2
9.1
4.4
14.1
8.6
12.3
0.7
12.7
7.3
8.7
10.8
6.4
7.9
11.8
6.0
8.1
nov
12.5
4.4
9.5
9.7
7.7
8.2
3.9
8.6
7.6
8.1
4.7
9.9
4.2
6.2
0.1
6.8
4.2
5.4
7.5
0.2
3.7
3.7
6.1
1.6
4.5
7.0
3.8
-1.1
0.4
6.0
-3.5
3.3
8.9
12.1
6.0
9.8
9.3
1.9
5.6
7.7
-0.5
2.3
6.8
-1.4
4.2
7.2
2.9
4.3
6.0
1.1
4.1
5.7
4.4
5.1
5.4
3.1
4.1
0.5
5.9
0.9
3.0
1.3
12.2
2.4
8.1
12.0
4.2
6.5
4.8
-0.5
0.9
1.3
-5.6
-1.8
0.3
3.1
-1.0
1.5
4.8
1.5
3.7
7.0
0.9
3.9
0.7
0.9
-5.9
-3.5
-0.3
-5.8
-2.2
-0.7
-4.7
-3.3
-2.3
-7.1
-4.9
-3.9
-8.8
-6.5
dec
-4.3
-9.3
-6.3
3.8
-2.1
-5.7
-3.3
0.3
5
-3.5
-5.2
-4.6
0.4
5
-2.4
-11.3
-6.4
5
-4.6
-7.0
-6.4
5
-6.8
-16.1
-13.8
0.1
5
-8.0
-17.4
-13.0
5
-0.6
-14.0
-3.8
5
1.1
-1.6
0.2
3.0
5
2.1
0.3
1.4
8.3
4
2.3
-0.5
0.6
1.4
0.9
-2.7
-0.5
1.6
-1.8
-0.0
1.3
3.9
1.0
2.7
0.5
7.4
1.5
5.6
0.3
7.4
3.3
4.5
4.7
0.0
2.3
8.6
1.0
5.0
6.5
2.7
3.7
3.2
-4.1
-2.0
-3.8
-8.2
-6.6
-4.0
-12.5
-8.1
-1.6
-4.8
-2.5
3.0
-2.2
-10.1
-7.8
3
-4.4
-10.7
-7.3
3
-3.8
-9.4
-7.8
3
-3.0
-10.3
-5.1
3
1.1
-7.0
-1.1
2.5
3
1.3
-0.1
0.2
2.2
3
4.8
-0.4
2.6
0.8
5
5.3
3.0
3.8
0.4