Weather Comparison
Tallinn vs Stockholm
Side-by-side weather comparison for September
September Weather: Tallinn vs Stockholm
| Metric | Tallinn | Stockholm | Better |
|---|---|---|---|
| Average HighHigher is warmer | 15°C (59°F) | 16°C (61°F)▲ | Stockholm |
| Average LowHigher is milder | 10°C (50°F) | 10°C (50°F) | Tie |
| Rain DaysFewer is drier | 12 days | 8 days▲ | Stockholm |
| PrecipitationLess is drier | 59 mm | 51 mm▲ | Stockholm |
| Sunshine HoursMore is sunnier | 9h/day | 9h/day | Tie |
| HumidityLower is more comfortable | 65% | 65% | Tie |
| UV IndexLower is safer | 6 | 6 | Tie |
| Wind SpeedCalmer is better | 21 km/h | 18 km/h▲ | Stockholm |
Which City is Better in September?
Based on sunshine hours, rain days, comfortable temperatures, and humidity levels, Stockholm edges ahead as the better destination in September. Stockholm offers 9 hours of daily sunshine with only 8 rain days, while Tallinn sees 9 sunshine hours and 12 rain days.
Tallinn sits in the comfortable travel range at 15°C. Stockholm is also comfortable at 16°C.
For travelers who prioritize dry weather, Stockholm is the stronger choice in September.
Temperature Comparison in September
Tallinn reaches an average high of 15°C (59°F) and drops to 10°C (50°F) at night during September. The daily temperature range is 5°C, meaning relatively stable temperatures from day to night.
Stockholm averages 16°C (61°F) for the high and 10°C (50°F) for the low, with a daily range of 6°C. The two cities feel quite similar in terms of temperature.
Both cities are in the Northern Hemisphere, so they share the same seasonal pattern in September.
Rainfall Comparison in September
Tallinn receives approximately 59 mm of rainfall across 12 rain days during September. You can expect rain roughly every other day.
Stockholm sees 51 mm over 8 rain days. That makes Stockholm the drier option by 4 rain days and 8 mm of total precipitation.
Both cities share similar humidity levels at 65%.
What to Pack: Tallinn vs Stockholm
Packing for Tallinn in September
Highs of 15°C, lows of 10°C, 12 rain days
- ✓warm layers
- ✓a mid-weight jacket
- ✓long trousers
- ✓waterproof jacket
- ✓compact umbrella
- ✓waterproof shoes
Packing for Stockholm in September
Highs of 16°C, lows of 10°C, 8 rain days
- ✓warm layers
- ✓a mid-weight jacket
- ✓long trousers
- ✓a packable rain jacket
- ✓an umbrella
Pack for both: warm layers, a mid-weight jacket, long trousers. These items are useful in either destination during September.
Year-Round Comparison: Tallinn vs Stockholm
The table below shows average high temperatures and rain days for every month of the year, helping you find the best time to visit either city.September is highlighted for quick reference.
| Month | Tallinn | Stockholm | ||
|---|---|---|---|---|
| High | Rain | High | Rain | |
| Jan | -1°C | 11d | 0°C | 8d |
| Feb | -2°C | 9d | 1°C | 8d |
| Mar | 2°C | 9d | 4°C | 8d |
| Apr | 9°C | 9d | 9°C | 8d |
| May | 15°C | 9d | 14°C | 9d |
| Jun | 19°C | 11d | 18°C | 11d |
| Jul | 21°C | 12d | 21°C | 11d |
| Aug | 20°C | 14d | 20°C | 12d |
| Sep | 15°C | 12d | 16°C | 8d |
| Oct | 9°C | 13d | 9°C | 10d |
| Nov | 4°C | 11d | 5°C | 10d |
| Dec | 1°C | 12d | 2°C | 10d |
Tallinn Weather in September
Full forecast, packing tips, and activities
Stockholm Weather in September
Full forecast, packing tips, and activities