Weather in Sundsvall in October 2025
Average weather
Average temperature in Sundsvall in October
The expected average maximum temperature in October is +6°C with a maximum of +14°C and a minimum of -4°C.
The average maximum temperature goes down 78% by the end of the month, compared with the beginning of the month, from +14°C to 0°C.
Is Sundsvall warm or cold in October?
Sundsvall is typically cool in October.
Maximum temperatures go down compared to the previous month from +14°C to +8°C. The minimum temperature also goes down from +7°C to +2°C.
Pack a sweater and a jacket as there will be cooler temperatures.
Take a look at how October is compared to other months in Sundsvall:
Climate in Sundsvall in October
| September | October | November | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +14°C | +8°C | +2°C | ||||
| Min. temperature | ||||||
| -2°C | -15°C | -20°C | ||||
| Max. temperature | ||||||
| +25°C | +20°C | +14°C | ||||
| Rainfall | ||||||
| 59 mm | 52 mm | 26 mm | ||||
| Wind | ||||||
| 2 m/s | 2 m/s | 2 m/s | ||||
| Humidity | ||||||
| 81% | 84% | 87% | ||||
| Air pressure | ||||||
| 1011 HPa | 1010 HPa | 1009 HPa | ||||
| Sunny days | ||||||
| 4 | 5 | 4 | ||||
| Cloudy days | ||||||
| 10 | 11 | 11 | ||||
| Rainy days | ||||||
| 15 | 13 | 6 | ||||
| Snowy days | ||||||
| 0 | 2 | 10 | ||||
October weather is still as ok as in September. It’s getting colder in October. From +14°C in the day, the average maximum temperature lowers to +8°C. As October arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 59 mm to 52 mm. Humidity rises from 81% to 84%. The average wind speed doesn’t change much during October, staying around 2 m/s. The good news is there are likely to be more sunny days in October, from 4 to 5.
Next month (November) brings a further decline in the weather.
Wind
The average wind speed is 3 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Sundsvall is gradually increasing during October, going from 4 m/s to 5 m/s over the course of the month.
Rain
Snow
Here’s how October is compared with other months in the amount of snow, total mm:
How was the weather last October in Sundsvall?
Climate Change over Years
The climate in Sundsvall in October has not changed much over the last 43 years.
The average temperature was the lowest in 1985 (+6°C) and the highest in 2020 (+10°C). The driest year was 1997 with only 281 mm of rainfall, and the wettest year was 2000 with 645 mm.
FAQ
Is October a good time to visit Sundsvall?
Can you sunbathe in Sundsvall in October?
Is Sundsvall rainy in October?
Is it sunny in Sundsvall in October?
Other cities in Sweden
Monthly weather in Sundsvall
Source of the data
For this page, we’ve looked at the typical weather in Sundsvall, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.