Sweden climate

Monthly averages for Stockholm, 2021–2025

In Stockholm, the warmest month is July, with an average high of 22°C, and the coldest is February, when nights average −4°C.

About 648 mm of rain falls in a year, on roughly 121 days. August is the wettest month (90 mm) and March the driest (27 mm).

Wind is strongest in January (14 km/h on average) and lightest in July (11 km/h).

Compared with Dublin, July afternoons are 3°C warmer, and January afternoons 7°C colder.

The hottest day in 2021–2025 reached 32.3°C (21 July 2022), and the coldest night fell to −18.4°C (29 March 2023).

Temperature

Bars run from the average night-time low to the average daytime high, in °C.

Average total rainfall each month, in millimetres.

Average wind speed at 10 metres each month, in km/h.

Stockholm month by month
Month	High °C	Low °C	Rain mm	Rain days	Sun h/day	Wind km/h
January	1	−4	61	13	2.1	14
February	2	−4	34	8	3.8	12
March	6	−2	27	6	7.2	13
April	10	0	32	7	9.2	12
May	16	6	56	9	12.0	11
June	22	12	66	11	14.7	11
July	22	14	87	15	13.6	11
August	21	13	90	13	11.0	11
September	17	10	49	8	8.2	11
October	11	6	63	10	5.5	13
November	5	1	42	9	2.5	12
December	1	−3	41	11	1.7	12