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Sea Temperature in Keila-Joa in September
Complete information on the sea temperature range in the Gulf of Finland in Keila-Joa in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Keila-Joa. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Water Temperature Range in Keila-Joa in September
11°C
MINIMUN
15°C
AVERAGE
19°C
MAXIMUM
Historical Data of Water Temperature in September in Keila-Joa
Water Temperature Chart for Gulf of Finland in Keila-Joa in September
Sea Temperature Table in Keila-Joa in September Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Sep 1 | 16°C | 18°C | 16°C | 17.0°C |
| Sep 2 | 16°C | 18°C | 16°C | 17.0°C |
| Sep 3 | 15°C | 18°C | 16°C | 16.8°C |
| Sep 4 | 15°C | 17°C | 16°C | 16.5°C |
| Sep 5 | 14°C | 17°C | 16°C | 16.3°C |
| Sep 6 | 14°C | 17°C | 15°C | 16.0°C |
| Sep 7 | 14°C | 17°C | 15°C | 16.0°C |
| Sep 8 | 14°C | 16°C | 14°C | 15.5°C |
| Sep 9 | 14°C | 16°C | 14°C | 15.5°C |
| Sep 10 | 14°C | 16°C | 15°C | 15.5°C |
| Sep 11 | 13°C | 16°C | 14°C | 15.3°C |
| Sep 12 | 14°C | 15°C | 14°C | 15.0°C |
| Sep 13 | 14°C | 15°C | 15°C | 15.5°C |
| Sep 14 | 13°C | 15°C | 15°C | 15.0°C |
| Sep 15 | 14°C | 15°C | 14°C | 15.0°C |
| Sep 16 | 13°C | 15°C | 14°C | 14.8°C |
| Sep 17 | 13°C | 16°C | 14°C | 14.8°C |
| Sep 18 | 13°C | 15°C | 14°C | 14.5°C |
| Sep 19 | 13°C | 13°C | 14°C | 14.0°C |
| Sep 20 | 13°C | 15°C | 14°C | 14.5°C |
| Sep 21 | 12°C | 15°C | 14°C | 14.5°C |
| Sep 22 | 13°C | 13°C | 13°C | 14.0°C |
| Sep 23 | 12°C | 12°C | 14°C | 13.8°C |
| Sep 24 | 12°C | 12°C | 14°C | 13.5°C |
| Sep 25 | 12°C | 12°C | 14°C | 13.5°C |
| Sep 26 | 11°C | 12°C | 14°C | 13.3°C |
| Sep 27 | 12°C | 11°C | 13°C | 13.0°C |
| Sep 28 | 11°C | 11°C | 13°C | 12.8°C |
| Sep 29 | 11°C | 11°C | 13°C | 12.5°C |
Keila-Joa Climate and Swimming Opportunities in September
16°C
Average Day Air Temperature
9°C
Average Night Air Temperature
64 mm
Precipitation Amount per Month
11 days
Number of Rainy Days
13 hrs
Daylight
per Day
5 hrs
Sunshine
per Day
14 km/h
Average Wind Speed
83%
Average
humidity
Keila-Joa lies within the Harju County in Estonia. The average daytime temperature in Keila-Joa in September is 16°C (60°F), while the nighttime average is 9°C (48°F). There are typically 11 rainy days during the month, with a total precipitation of 64 mm (2.5 inches). The daylight duration in September in Keila-Joa is 13 hours, with an average of 5 hours of sunshine per day. The average wind speed in September is 14 km/h (9 mph), and the humidity level is around 83%.
The water temperature in Keila-Joa in September ranges from 12°C to 17°C (54°F to 63°F). At the beginning of the month, the average temperature is around 16°C (61°F), shifting to 15°C (59°F) by mid-September and reaching 14°C (57°F) in the last ten days. Overall, the average sea temperature in Keila-Joa for September is 15°C (59°F). Ideal conditions for a refreshing swim, though some may still find it a bit cool.
Sea Temperature in September in Nearby Cities
Frequently Asked Questions About Water Temperatures in September in Keila-Joa
What is the sea temperature in Keila-Joa in September?
The water temperature in the Gulf of Finland in Keila-Joa in September ranges from 12°C to 17°C (54°F to 63°F).
Is it possible to swim in the Gulf of Finland in Keila-Joa in September?
The average sea temperature in Keila-Joa in September is 15°C (59°F), and the air temperature is 16°C (60°F), so ideal conditions for a refreshing swim, though some may still find it a bit cool.