When is the best time to go to Naantali
The chart above shows the best time of year to visit Naantali, Finland. These are based on an analysis of weather averages such as temperature, rainfall and number of hours of sunshine. These ratings are based solely on the climate and do not take into account other factors such as accommodation prices and how busy it is likely to be.
Average temperatures in Naantali
Naantali weather by month
Please note our recommendations for when to visit Naantali are based solely on the weather and do not take into accounts accommodation prices, how busy it will be and what events are on.
January
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| -3°C | 43mm | 1.2hrs | 8.5hrs | 3°C |
The weather in January in Naantali is characteristically cold and reasonably dry.
Based on weather alone, this is probably a time of year to avoid going to Naantali for your holidays. The weather is often not a good and not conducive to spending time outdoors.
January is in the winter in Naantali and is typically the coldest month of the year. Daytime maximum temperatures average around a freezing -3°C (27°F), whilst at night -9°C (17°F) is normal.
On average January is the driest month of the year in Naantali with around 43mm 1.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.
On the flip side this corresponds to an average of 1.2 hours of sunshine per day.
February
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| -2°C | 29mm | 2.5hrs | 10.6hrs | 2°C |
February in Naantali is generally dry with the temperature being cold.
Although outside the main holiday season, there is still plenty of pretty acceptable weather around this time of year. This makes it an okay time to visit Naantali.
February is in the winter in Naantali and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a freezing -3°C (27°F), whilst at night -9°C (16°F) is normal.
On average February is the 2nd driest month of the year in Naantali with around 29mm 1.1 inches of rain making it a dry time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.
On the flip side this corresponds to an average of 2.5 hours of sunshine per day.
Naantali weather in February »
March
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 1°C | 31mm | 4.3hrs | 13.1hrs | 1°C |
The weather in March in Naantali is characteristically cold and reasonably dry.
Although outside the main holiday season, there is still plenty of relatively acceptable weather around this time of year. This makes it an okay time to visit Naantali.
March is in the spring in Naantali and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a freezing 1°C (34°F), whilst at night -6°C (22°F) is normal.
On average March is the 3rd driest month of the year in Naantali with around 31mm 1.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.3 hours of sunshine per day.
April
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 6°C | 34mm | 6.3hrs | 16.1hrs | 3°C |
Naantali's weather in April is typically cool and reasonably dry in nature.
Although outside the main holiday season, there is still plenty of relatively acceptable weather around this time of year. This makes it an okay time to visit Naantali.
April is in the spring in Naantali and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cold 7°C (44°F), whilst at night -1°C (31°F) is normal.
On average April is the 4th driest month of the year in Naantali with around 34mm 1.4 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.3 hours of sunshine per day.
May
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 13°C | 33mm | 9.4hrs | 19.4hrs | 6°C |
May is a reasonably dry month in Naantali and the temperature is generally cool.
It is perhaps a good month to visit Naantali, with some inordinately good weather at this time of year.
May is in the spring in Naantali and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a cool 14°C (58°F), whilst at night 4°C (40°F) is normal.
On average May is the 5th driest month of the year in Naantali with around 33mm 1.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.4 hours of sunshine per day.
June
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 17°C | 41mm | 11.1hrs | 8.5hrs | 11°C |
June in Naantali is generally reasonably dry with the temperature being mild.
It is perhaps the perfect month to visit Naantali, with some surprisingly good weather at this time of year.
June is in the summer in Naantali and is typically the 6th coldest month of the year. Daytime maximum temperatures average around 19°C (67°F), whilst at night 10°C (49°F) is normal.
On average June is the 6th driest month of the year in Naantali with around 41mm 1.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.
On the flip side this corresponds to an average of 11.1 hours of sunshine per day.
July
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 19°C | 68mm | 9.7hrs | 10.6hrs | 16°C |
July in Naantali is generally reasonably dry with the temperature being mild.
It is perhaps the perfect month to visit Naantali, with some surprisingly good weather at this time of year.
July is in the summer in Naantali and is typically the 6th warmest month of the year. Daytime maximum temperatures average around 21°C (69°F), whilst at night 12°C (54°F) is normal.
On average July is the 6th wettest month of the year in Naantali with around 68mm 2.7 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.7 hours of sunshine per day.
August
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 18°C | 81mm | 7.6hrs | 13.1hrs | 17°C |
The weather in August in Naantali is characteristically mild and a little damp.
It is perhaps a good month to visit Naantali, with some extremely good weather at this time of year.
August is in the summer in Naantali and is typically the 5th warmest month of the year. Daytime maximum temperatures average around 20°C (67°F), whilst at night 11°C (53°F) is normal.
On average August is the 5th wettest month of the year in Naantali with around 81mm 3.2 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 15 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.6 hours of sunshine per day.
September
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 13°C | 67mm | 4.9hrs | 16.1hrs | 14°C |
Naantali's weather in September is typically mild and reasonably dry in nature.
Although outside the main holiday season, there is still plenty of fairly acceptable weather around this time of year. This makes it an okay time to visit Naantali.
September is in the fall / autumn in Naantali and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 14°C (58°F), whilst at night 8°C (46°F) is normal.
On average September is the 4th wettest month of the year in Naantali with around 67mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 4.9 hours of sunshine per day.
Naantali weather in September »
October
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 8°C | 64mm | 3.1hrs | 19.4hrs | 10°C |
October is a reasonably dry month in Naantali and the temperature is generally cool.
Based on weather alone, this is probably a time of year to avoid going to Naantali for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
October is in the fall / autumn in Naantali and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a cool 9°C (48°F), whilst at night 4°C (38°F) is normal.
On average October is the 3rd wettest month of the year in Naantali with around 64mm 2.5 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 3.1 hours of sunshine per day.
November
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| 3°C | 67mm | 1.5hrs | 8.5hrs | 7°C |
Naantali's weather in November is typically cool and reasonably dry in nature.
Based on weather alone, this is probably a time of year to avoid going to Naantali for your holidays. The weather is often not a good and not conducive to spending time outdoors.
November is in the fall / autumn in Naantali and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a cold 4°C (38°F), whilst at night -1°C (30°F) is normal.
On average November is the 2nd wettest month of the year in Naantali with around 67mm 2.6 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 1.5 hours of sunshine per day.
Naantali weather in November »
December
| Temp | Rain | Sunshine | Day length | Sea temp |
|---|---|---|---|---|
| -0°C | 55mm | 1hrs | 10.6hrs | 5°C |
December in Naantali is generally reasonably dry with the temperature being cold.
Based on weather alone, this is probably a time of year to avoid going to Naantali for your holidays. The weather is often pretty bad and not conducive to spending time outdoors.
December is in the winter in Naantali and is typically the warmest month of the year. Daytime maximum temperatures average around a freezing -1°C (31°F), whilst at night -6°C (22°F) is normal.
On average December is the wettest month of the year in Naantali with around 55mm 2.2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 21 days, although this may vary considerably.
On the flip side this corresponds to an average of 1 hours of sunshine per day.
Other monthly averages
Naantali weather stats
| Hottest month: | July | 20.5°C 68.9°F |
|---|---|---|
| Driest month: | February | 29mm 1.1ins |
| Sunniest month: | June | 11.1hrs |
| Coldest month: | February | -2.8°C 27°F |
| Wettest month: | August | 81mm 3.2ins |
| Warmest sea: | August | 17.1°C 62.8°F |
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