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Sea Temperature in Grisslehamn in September
Complete information on the sea temperature range in the Baltic Sea in Grisslehamn in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Grisslehamn. 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 Grisslehamn in September
48°F
MINIMUN
55°F
AVERAGE
63°F
MAXIMUM
Historical Data of Water Temperature in September in Grisslehamn
Water Temperature Chart for Baltic Sea in Grisslehamn in September
Sea Temperature Table in Grisslehamn in September Over the Past Years
| Day | 2024 | 2023 | 2022 | Average |
|---|---|---|---|---|
| Sep 1 | 57°C | 63°C | 59°C | 60°C |
| Sep 2 | 59°C | 63°C | 57°C | 60°C |
| Sep 3 | 57°C | 61°C | 57°C | 59°C |
| Sep 4 | 59°C | 61°C | 57°C | 59°C |
| Sep 5 | 57°C | 61°C | 57°C | 59°C |
| Sep 6 | 59°C | 59°C | 55°C | 58°C |
| Sep 7 | 57°C | 59°C | 55°C | 58°C |
| Sep 8 | 57°C | 59°C | 55°C | 58°C |
| Sep 9 | 57°C | 59°C | 55°C | 58°C |
| Sep 10 | 57°C | 57°C | 55°C | 57°C |
| Sep 11 | 55°C | 57°C | 55°C | 57°C |
| Sep 12 | 57°C | 57°C | 55°C | 57°C |
| Sep 13 | 55°C | 57°C | 57°C | 57°C |
| Sep 14 | 55°C | 55°C | 57°C | 56°C |
| Sep 15 | 55°C | 55°C | 55°C | 56°C |
| Sep 16 | 55°C | 55°C | 55°C | 55°C |
| Sep 17 | 55°C | 55°C | 55°C | 55°C |
| Sep 18 | 55°C | 54°C | 57°C | 56°C |
| Sep 19 | 55°C | 54°C | 57°C | 56°C |
| Sep 20 | 54°C | 54°C | 55°C | 55°C |
| Sep 21 | 54°C | 52°C | 55°C | 55°C |
| Sep 22 | 55°C | 52°C | 55°C | 55°C |
| Sep 23 | 54°C | 52°C | 55°C | 54°C |
| Sep 24 | 55°C | 52°C | 55°C | 55°C |
| Sep 25 | 55°C | 50°C | 55°C | 54°C |
| Sep 26 | 55°C | 50°C | 55°C | 54°C |
| Sep 27 | 55°C | 50°C | 55°C | 54°C |
| Sep 28 | 54°C | 50°C | 55°C | 54°C |
| Sep 29 | 54°C | 48°C | 55°C | 53°C |
Grisslehamn Climate and Swimming Opportunities in September
61°F
Average Day Air Temperature
48°F
Average Night Air Temperature
2 in
Precipitation Amount per Month
10 days
Number of Rainy Days
13 hrs
Daylight
per Day
4 hrs
Sunshine
per Day
9 mph
Average Wind Speed
79%
Average
humidity
Grisslehamn lies within the Stockholm County in Sweden. The average daytime temperature in Grisslehamn in September is 16°C (60°F), while the nighttime average is 9°C (48°F). There are typically 10 rainy days during the month, with a total precipitation of 51 mm (2.0 inches). The daylight duration in September in Grisslehamn is 13 hours, with an average of 4 hours of sunshine per day. The average wind speed in September is 15 km/h (9 mph), and the humidity level is around 79%.
The water temperature in Grisslehamn in September ranges from 11°C to 15°C (52°F to 59°F). At the beginning of the month, the average temperature is around 15°C (59°F), shifting to 14°C (57°F) by mid-September and reaching 12°C (54°F) in the last ten days. Overall, the average sea temperature in Grisslehamn for September is 14°C (57°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 Grisslehamn
What is the sea temperature in Grisslehamn in September?
The water temperature in the Baltic Sea in Grisslehamn in September ranges from 11°C to 15°C (52°F to 59°F).
Is it possible to swim in the Baltic Sea in Grisslehamn in September?
The average sea temperature in Grisslehamn in September is 14°C (57°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.