2013-05-14

Seasons in Sweden

Official meterological season definitions in Sweden


Spring
If average daily temperature betweem +0.1C and +9.9C seven days in a row, spring started the first of these days.
Note: Can not happen before Feb 15 or after July 31.
Average dates, north to south
Kiruna May 1
Östersund May 11
Stockholm March 16
Malmö Feb 22

Summer
If average daily temperature +10C or more five days in a row, summer started the first of these days.
Average dates, north to south
Kiruna June 18
Östersund May 29
Stockholm May 13
Malmö May 8

Autumn
If average daily temperature +9.9C or lower five days in a row, autumn started the first of these days.
Note: Can not start before Aug 1:st or after Feb 14:th.
Average dates, north to south
Kiruna Aug 16
Östersund Sep 5
Stockholm Sep 29
Malmö Oct 12

Winter
If average daily temperature +0C or lower five days in a row, winter started the first of these.
Average dates, north to south
Kiruna Oct 10
Östersund Nov 4
Stockolm Dec 6
Malmö Jan 7


Today we have three seasons in Sweden in different parts of the country.

Some years we don't have four seasons everywhere: Summer can arrive quickly so no spring and during 2007-08 autumn ended without winter but when it wasn't warm enough to be "spring".

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