




Sundby
Sundby is a locality in Stockholm, Sweden. It has a population of about 478 (2023). The climate is classified as warm-summer humid continental (Köppen Dfb), with warm summers, cold winters and precipitation in every season.
Best: May–Jul. Warmth, sunshine and dry days, month by month.
Sundby at a glance
The months with the highest weather score
Average high in July
Average low in January
70 mm of rain
30 mm of rain
3 of them World Heritage
Weather in Sundby
Now and the next ten days. The 14 and 30-day outlooks are one click away.
Cloudy · wind 23 km/h · humidity 88%
When to go to Sundby
Each month's weather score (warmth, sun, dry days) with its temperatures and rain.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Score | 22 | 24 | 27 | 41 | 70 | 70 | 69 | 66 | 67 | 25 | 17 | 18 |
| High | 1° | 1° | 5° | 11° | 17° | 21° | 24° | 22° | 17° | 10° | 5° | 2° |
| Low | -5° | -5° | -3° | 1° | 5° | 10° | 13° | 12° | 8° | 4° | 1° | -3° |
| Rain (mm) | 40 | 30 | 32 | 33 | 37 | 61 | 71 | 70 | 54 | 57 | 53 | 49 |
| Wet days | 11 | 10 | 10 | 8 | 10 | 12 | 12 | 13 | 10 | 12 | 13 | 13 |
What's on in Sundby
Concerts, football matches, the public holidays ahead and the town's festivals through the year.
Monuments and museums in Sundby

More museums: Svartsjö slott
Outdoors around Sundby
Hiking routes from the town, and what there is to do within 15 km: huts, viewpoints, climbing, camping, ski areas and dive sites.
Nature around Sundby
Wildlife in October
The birds and mammals of Sweden seen most this month, compared with the rest of their year.
The sky over Sundby
Earthquakes around Sundby
The last 30 days within 300 km, and the record since 1950.
Towns and villages around Sundby
Each with its own page: weather, climate and the best time to visit.
Sundby from above
Postal code
Getting to Sundby
Places near Sundby
Places with a climate like Sundby
Matched month by month on temperature, rain and sunshine.
