Salo Weather in September
Salo in September sees moderate daytime temperatures of 16°C (61°F) and nighttime lows of 8°C (46°F). Rainfall is fairly high this month at around 61 mm (2.4 in), so pack a rain jacket to stay dry.
Rainfall in Salo in September
Based on our climate data of the past 30 years, about 17 days of rain are anticipated, with 61 mm (2.4 in) on average. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.
Temperature in Salo in September
Expect highs of 16°C (61°F) in Salo in September, with nights dropping to around 8°C (46°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights fall to 8°C (46°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.
Sunshine in Salo in September
The area enjoys a moderate level of sunlight, with around 154 hours. It's a good balance between sunny and cloudy days.If you prefer dry days with pleasant temperatures, June, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Finland, check out our Salo's climate page.
Salo Temperature in September
Min Temperature
8°C (46°F)
Max Temperature
16°C (61°F)
Chance of Rain
57%
Precipitation
61 mm (2.4 in)
Rainy days
17 days
Sunshine
154 hours *
Percentage Sunshine
*
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Salo typically drop from around 17°C (63°F) at the start of September to approximately 12°C (54°F) by the end. Nights are cold, with lows typically ranging from 4°C (39°F) to 10°C (50°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Salo in September
Browse day-by-day weather records for Salo spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Salo historical weather extremes in September
Based on weather observations in Salo between 1976 and 2025, these are the recorded extremes during September.
- Salo recorded its highest September temperature of 28°C (82°F) on September 5, 2024.
- The lowest daytime temperature in September was 4°C (39°F), recorded on September 28, 1976.
- Nighttime temperatures dropped to -6°C (21°F) on September 30, 1976, marking the coldest September night on record.
Best Places in Finland in September
Find out more about the weather in Finland and which places have the best travel conditions in this month. See all of Finland in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Salo in September
For Salo in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Rain is likely on several days, so bring a good rain jacket. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Salo in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Finland, check out our Salo's climate page.
See the full Salo climate overview or explore weather in Finland.
