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Sea Temperature in Harstad in September
Complete information on the sea temperature range in the Norwegian Sea in Harstad in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Harstad. 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 Harstad in September
8°C
MINIMUN
11°C
AVERAGE
14°C
MAXIMUM
Historical Data of Water Temperature in September in Harstad
Water Temperature Chart for Norwegian Sea in Harstad in September
Sea Temperature Table in Harstad in September Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Sep 1 | 11°C | 12°C | 12°C | 11.8°C |
| Sep 2 | 12°C | 12°C | 10°C | 11.5°C |
| Sep 3 | 12°C | 12°C | 11°C | 12.0°C |
| Sep 4 | 11°C | 12°C | 8°C | 11.0°C |
| Sep 5 | 11°C | 12°C | 12°C | 11.8°C |
| Sep 6 | 11°C | 12°C | 12°C | 11.8°C |
| Sep 7 | 11°C | 12°C | 8°C | 10.8°C |
| Sep 8 | 11°C | 12°C | 9°C | 11.3°C |
| Sep 9 | 11°C | 12°C | 10°C | 11.3°C |
| Sep 10 | 11°C | 12°C | 8°C | 10.8°C |
| Sep 11 | 11°C | 11°C | 8°C | 10.5°C |
| Sep 12 | 11°C | 11°C | 12°C | 11.5°C |
| Sep 13 | 11°C | 11°C | 12°C | 11.5°C |
| Sep 14 | 11°C | 11°C | 9°C | 11.0°C |
| Sep 15 | 11°C | 11°C | 8°C | 10.5°C |
| Sep 16 | 11°C | 11°C | 12°C | 11.3°C |
| Sep 17 | 11°C | 11°C | 11°C | 11.3°C |
| Sep 18 | 11°C | 11°C | 11°C | 11.0°C |
| Sep 19 | 10°C | 11°C | 8°C | 10.3°C |
| Sep 20 | 10°C | 11°C | 9°C | 10.5°C |
| Sep 21 | 10°C | 11°C | 10°C | 10.8°C |
| Sep 22 | 10°C | 11°C | 8°C | 10.3°C |
| Sep 23 | 10°C | 10°C | 10°C | 10.5°C |
| Sep 24 | 10°C | 11°C | 9°C | 10.5°C |
| Sep 25 | 10°C | 11°C | 8°C | 10.3°C |
| Sep 26 | 10°C | 11°C | 10°C | 10.8°C |
| Sep 27 | 11°C | 11°C | 9°C | 10.8°C |
| Sep 28 | 10°C | 11°C | 9°C | 10.3°C |
| Sep 29 | 10°C | 11°C | 11°C | 11.0°C |
Harstad Climate and Swimming Opportunities in September
10°C
Average Day Air Temperature
3°C
Average Night Air Temperature
102 mm
Precipitation Amount per Month
16 days
Number of Rainy Days
13 hrs
Daylight
per Day
3 hrs
Sunshine
per Day
15 km/h
Average Wind Speed
80%
Average
humidity
Harstad lies within the Troms County in Norway. The average daytime temperature in Harstad in September is 10°C (50°F), while the nighttime average is 3°C (38°F). There are typically 16 rainy days during the month, with a total precipitation of 102 mm (4.0 inches). The daylight duration in September in Harstad is 13 hours, with an average of 3 hours of sunshine per day. The average wind speed in September is 15 km/h (9 mph), and the humidity level is around 80%.
The water temperature in Harstad in September ranges from 10°C to 12°C (50°F to 54°F). At the beginning of the month, the average temperature is around 12°C (54°F), shifting to 11°C (52°F) by mid-September and reaching 11°C (52°F) in the last ten days. Overall, the average sea temperature in Harstad for September is 11°C (52°F). The water is cool, but many swimmers can tolerate it, especially with the sun out. Acclimatization is helpful.
Sea Temperature in September in Nearby Cities
Frequently Asked Questions About Water Temperatures in September in Harstad
What is the sea temperature in Harstad in September?
The water temperature in the Norwegian Sea in Harstad in September ranges from 10°C to 12°C (50°F to 54°F).
Is it possible to swim in the Norwegian Sea in Harstad in September?
The average sea temperature in Harstad in September is 11°C (52°F), and the air temperature is 10°C (50°F), so the water is cool, but many swimmers can tolerate it, especially with the sun out. Acclimatization is helpful.