July weather forecastPernå, Finland
July
Weather in July
Sea temperature
The month with the warmest seawater in Pernå, Finland, is July, with an average sea temperature of 18.8°C (65.8°F).Note: The majority of individuals find swimming in 18.8°C (65.8°F) to be unenjoyable. The difficulty in controlling breathing rises as the temperature decreases from 21°C (69.8°F) to 15°C (59°F).
Daylight
The average length of the day in July in Pernå is 18h and 5min.On the first day of the month, sunrise is at 03:53 and sunset at 22:45. On the last day of July, sunrise is at 04:52 and sunset at 21:51 EEST.
Updated: Jan 31, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
With an average sea temperature of 18.8°C (65.8°F), July is the month with the warmest seawater.
In Pernå, the average seawater temperature in July is 18.8°C (65.8°F). For most, swimming in 18.8°C (65.8°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).
In July, the average day length is 18h and 5min.
In July, on the first day of the month, sunrise is at 03:53 and sunset at 22:45. On the last day of the month, in Pernå, Finland, sunrise is at 04:52 and sunset at 21:51 EEST.
Average sea temperature in July
Pernå, Finland
- Average sea temperature in July: 18.8°C
The best month for swimming (with the highest average sea temperature) is July (18.8°C).
The coldest months (with the lowest average sea temperature) are February and March (-0.1°C).
Average daylight in July
Pernå, Finland
- Average daylight in July: 18h and 6min
The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).





