Climate of Porvoo
Porvoo has a continental climate. It is warm in the summer and cold in the winter. The average annual temperature for Porvoo is 8° degrees and there is about 277 mm of rain in a year. It is dry for 197 days a year with an average humidity of 83% and an UV-index of 3.
Climate averages for the whole year
- Day: the average daily temperature during the day is between -3°C and 21°C
- Night:the average nighttime temperature is between -7°C and 14°C
- Sea temperature: the sea temperature is between 1°C and 22°C
- Rain: it rains 113 days and there is a total of approximately 277 mm rainfall
- Snow: it snows an average of 51 days per year
- Sun hours: throughout the year there are 2363 sun hours
Maximum temperature: | between -3°C and 21°C |
Warmest month: | 21°C in July |
Coldest month: | -3°C in January |
Night temperature: | between -7°C and 14°C |
Sea temperature: | between 1°C and 22°C |
Dry days: | 201 days |
Days with rain: | 113 days |
Days with snow: | 51 days |
Total rain sum: | 277 mm |
Hours of sunshine: | 2363 hours |
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Temperature graph
This graph shows the average maximum temperature (red) and minimum temperature (blue) for Porvoo.
Precipitation graph
This graph shows the average amount of rainfall per month for Porvoo.
Climate table of Porvoo
In this climate table you can see at a glance what the average weather per month is for Porvoo. The data has been collected over a 30-year period, from which an average per month has been derived. From year to year the differences may be larger or smaller, but with this climate table you have a good idea of what the weather for Porvoo might be like in a given month.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Day temp. (°C) | -3 | -3 | 0 | 6 | 14 | 17 | 21 | 20 | 15 | 8 | 4 | 0 |
Night temp. (°C) | -7 | -7 | -4 | 1 | 7 | 10 | 14 | 14 | 10 | 4 | 2 | -3 |
Water temp. (°C) | 3 | 1 | 1 | 4 | 12 | 18 | 22 | 21 | 19 | 14 | 11 | 8 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Precipitation (mm) | 18 | 12 | 18 | 14 | 9 | 20 | 30 | 35 | 31 | 38 | 31 | 21 |
Days with rain | 3 | 2 | 6 | 8 | 7 | 11 | 15 | 15 | 14 | 13 | 12 | 7 |
Days with snow | 11 | 8 | 10 | 2 | - | - | - | - | - | 3 | 6 | 11 |
Dry days | 17 | 18 | 15 | 20 | 24 | 19 | 16 | 16 | 16 | 15 | 12 | 13 |
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Sun hours per day | 2 | 2 | 4 | 7 | 10 | 13 | 12 | 10 | 8 | 4 | 3 | 2 |
Wind force (Bft) | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
UV-index | 1 | 1 | 1 | 3 | 4 | 4 | 5 | 4 | 3 | 2 | 1 | 1 |
Best time to visit Porvoo
The best time to visit Porvoo in Finland is in July and August. In this period you have a pleasant temperature and almost no precipitation. The highest average temperature in Porvoo is 21°C in July and the lowest is -3°C in January. The maximum water temperature is 22°C and the lowest water temperature is 1°C.
Climate of Porvoo by month
What is the average climate in a given month for Porvoo? Click on a month to see all monthly averages for sunshine, maximum and minimum temperatures, percent chance of rain per day, snowfall and number of rainy days.
Porvoo weather experiences
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