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Sea Temperature in Koga in September
Complete information on the sea temperature range in the Sea of Japan in Koga in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Koga. 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 Koga in September
22°C
MINIMUN
25.5°C
AVERAGE
29°C
MAXIMUM
Historical Data of Water Temperature in September in Koga
Water Temperature Chart for Sea of Japan in Koga in September
Sea Temperature Table in Koga in September Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Sep 1 | 28°C | 29°C | 26°C | 27.5°C |
| Sep 2 | 28°C | 29°C | 26°C | 27.5°C |
| Sep 3 | 28°C | 29°C | 26°C | 27.5°C |
| Sep 4 | 27°C | 28°C | 26°C | 27.0°C |
| Sep 5 | 28°C | 26°C | 27°C | 27.0°C |
| Sep 6 | 27°C | 27°C | 27°C | 27.0°C |
| Sep 7 | 27°C | 26°C | 27°C | 26.8°C |
| Sep 8 | 27°C | 27°C | 27°C | 27.0°C |
| Sep 9 | 27°C | 26°C | 27°C | 26.8°C |
| Sep 10 | 27°C | 25°C | 25°C | 26.0°C |
| Sep 11 | 27°C | 27°C | 25°C | 26.5°C |
| Sep 12 | 27°C | 26°C | 24°C | 26.0°C |
| Sep 13 | 26°C | 26°C | 24°C | 26.0°C |
| Sep 14 | 26°C | 26°C | 27°C | 26.8°C |
| Sep 15 | 26°C | 26°C | 27°C | 26.8°C |
| Sep 16 | 26°C | 26°C | 27°C | 26.8°C |
| Sep 17 | 27°C | 25°C | 27°C | 26.5°C |
| Sep 18 | 25°C | 26°C | 27°C | 26.5°C |
| Sep 19 | 26°C | 26°C | 26°C | 26.5°C |
| Sep 20 | 25°C | 25°C | 26°C | 26.0°C |
| Sep 21 | 26°C | 25°C | 26°C | 26.0°C |
| Sep 22 | 24°C | 25°C | 26°C | 25.8°C |
| Sep 23 | 25°C | 25°C | 26°C | 26.0°C |
| Sep 24 | 24°C | 25°C | 26°C | 25.3°C |
| Sep 25 | 25°C | 25°C | 26°C | 25.5°C |
| Sep 26 | 25°C | 25°C | 26°C | 25.5°C |
| Sep 27 | 25°C | 25°C | 26°C | 25.5°C |
| Sep 28 | 25°C | 24°C | 25°C | 25.0°C |
| Sep 29 | 24°C | 23°C | 25°C | 24.5°C |
Koga Climate and Swimming Opportunities in September
28°C
Average Day Air Temperature
21°C
Average Night Air Temperature
182 mm
Precipitation Amount per Month
13 days
Number of Rainy Days
12 hrs
Daylight
per Day
5 hrs
Sunshine
per Day
12 km/h
Average Wind Speed
76%
Average
humidity
Koga lies within the Fukuoka Prefecture in Japan. The average daytime temperature in Koga in September is 28°C (83°F), while the nighttime average is 21°C (69°F). There are typically 13 rainy days during the month, with a total precipitation of 182 mm (7.2 inches). The daylight duration in September in Koga is 12 hours, with an average of 5 hours of sunshine per day. The average wind speed in September is 12 km/h (7 mph), and the humidity level is around 76%.
The water temperature in Koga in September ranges from 24°C to 27°C (75°F to 81°F). At the beginning of the month, the average temperature is around 27°C (81°F), shifting to 26°C (79°F) by mid-September and reaching 26°C (79°F) in the last ten days. Overall, the average sea temperature in Koga for September is 26°C (79°F). The water is almost like a bath, perfect for those who prefer very warm conditions. However, it may not be as refreshing on extremely hot days.
Frequently Asked Questions About Water Temperatures in September in Koga
What is the sea temperature in Koga in September?
The water temperature in the Sea of Japan in Koga in September ranges from 24°C to 27°C (75°F to 81°F).
Is it possible to swim in the Sea of Japan in Koga in September?
The average sea temperature in Koga in September is 26°C (79°F), and the air temperature is 28°C (83°F), so the water is almost like a bath, perfect for those who prefer very warm conditions. However, it may not be as refreshing on extremely hot days.