Helsinki weather by month
Helsinki’s tourist season: when’s the best time to visit? When does the beach season start and when does it end? When is the best time to go with the kids? Helsinki – Helsinki weather by months and resorts: average sea and air temperature, humidity, hottest weather spots, precipitation and daylight hours by months, sunrise and sunset, Helsinki map. When is the cheapest time to travel to Helsinki? High and low seasons. Holidays in Helsinki in spring, summer, autumn and winter – reviews of tourists about the weather and not only.
Water and air temperature by month
|Average air temperature||Air temperature during daytime||Air temperature at night||Water temperature|
|Jan.||-6 C°||-3 C°||-8 C°||–|
|Feb.||-6 C°||-2 C°||-9 C°||–|
|March||-3 C°||1 C°||-5 C°||–|
|Apr.||3 C°||7 C°||0 C°||–|
|May||9 C°||15 C°||5 C°||–|
|June||14 C°||18 C°||9 C°||–|
|July||16 C°||21 C°||11 C°||–|
|Aug.||15 C°||18 C°||10 C°||–|
|September||10 C°||13 C°||6 C°||–|
|Oct.||5 C°||7 C°||2 C°||–|
|Nov.||0 C°||2 C°||-2 C°||–|
|Dec.||-3 C°||-1 C°||-6 C°||–|
Precipitation, humidity and daylight hours by month
|Precipitation||Rainy days||Humidity||Dawn||Sunset||Average daylight hours|
|Jan.||44 mm||–||90 %||09:05||15:53||8 ч|
|Feb.||34 mm||–||90 %||08:00||17:07||10 ч|
|March||33 mm||–||80 %||06:36||18:25||13 ч|
|Apr.||34 mm||–||70 %||06:02||20:38||16 ч|
|May||41 mm||–||65 %||04:40||21:53||18 ч|
|June||43 mm||–||70 %||03:57||22:43||21 ч|
|July||61 mm||–||70 %||04:24||22:25||19 ч|
|Aug.||73 mm||–||75 %||05:34||21:11||16 ч|
|September||64 mm||–||80 %||06:47||19:41||14 ч|
|Oct.||65 mm||–||85 %||07:51||17:59||11 ч|
|Nov.||63 mm||–||90 %||08:18||15:50||8 ч|
|Dec.||53 mm||–||90 %||09:15||15:14||7 ч|
Is the climate in Helsinki dry or humid?
The average annual rainfall in Helsinki is 634 mm. This type of climate can be classified as moderately humid.
When is the best time to rest in Helsinki?
There is no simple answer to this question. It all depends on the purpose of the trip, the composition of tourists and budget constraints.
High season in Helsinki
January, February, March, November, December – the time when the city is filled with fans of mountain skiing and snowboarding. If you’re not one of them, it is better to choose a different time for a vacation, because in these months it is hardly possible to save money
When are the cheapest holidays in Helsinki?
Low season in Helsinki – April, May, June, July, August, September, October. Although sunbathing and swimming at this time of year is unlikely, a trip to Helsinki during the low season is a great way to see the sights without spending a lot of money. And to find out where to go, you can read our review “Sights of Finland: the most unusual and interesting places in the country.
When to go to Helsinki, Finland: climate, best times and tips month by month
High tourist season in Helsinki
The beginning of the high season in Helsinki is in May, when the air begins to warm up to +14.3°C. The peak season is in July, during this time the maximum number of holidaymakers and good weather. At the end of the high tourist season in Helsinki, which ends in August, the temperature is +20.8°C and the number of tourists is decreasing.
Helsinki’s rainy season
The so-called beginning of the rainy season in Helsinki in August when it begins 3 rainy days and 57.7 mm of rain per month. The rainiest season in September with maximum rainfall for the year – 3 days. The end of the rainy season in Helsinki is marked in November, when the heavy rainfall ends with a norm of 47.5 mm and gradually the weather will be drier.
The best months to travel
The best season for a holiday in Helsinki begins in June, July and August, when the most comfortable holiday and the velvet season with an average temperature of 16.8-22.5 ° C and little rain.
Low season in Helsinki
When the low season begins in Helsinki and there are fewer tourists marked on the chart. The least comfortable weather for holidays in January.
Weather in the spring
The average temperature in the spring is -0.7°C. Overall, the weather in Helsinki in the spring is on the charts, with 8 rainy days and a comfort rating of at least 2.3 out of five.
The average summer temperature is +8.7°C. The overall summer weather in Helsinki is shown on the charts, with 6 rainy days and a comfort rating of at least 4.2 out of five.
The average temperature in the fall is +20°C. In general, the weather in Helsinki in autumn on the charts, rainy days 13, comfort rating at least 4.6 out of five points.
The average temperature in winter is +9.1°C. In general, the weather in Helsinki in winter is on the charts, rainy days 8, comfort rating at least 4.2 out of five points.