Yearly weather

Calculations are based on the last 8 years of historical weather data.

Weather Score #

Heat Seeker Score is a composite score designed for those who crave hot, sunny weather with minimal rainfall. It prioritizes high temperatures and abundant sunshine.

Perfect for sun worshippers, beach lovers, and those seeking warm, dry climates for outdoor activities and relaxation.

Formula optimized for hot weather enthusiasts who prefer temperatures above 25°C (77°F) with maximum sun exposure and minimal precipitation.

Key factors in the calculation:

High temperatures: Favors locations with warm to hot daily highs
Abundant sunshine: Rewards areas with maximum daylight hours
Low precipitation: Penalizes frequent rain and wet conditions
Warm nights: Considers comfortable evening temperatures

Temperatures #

Helsinki experiences discomfort temperatures from November to April, with temperatures often below 5°C.
The most comfortable months are June, July and August, with average temperatures between 18°C and 26°C.
The coldest months are January and February, where temperatures can drop to -5.1°C.

Maximum Temperatures

Minimum Temperatures

Maximum/minimum temperature averages are computed by averaging the max/min temperature of each day for a given period.

Conditions #

Helsinki experiences a notable increase in sun hours from January to June, peaking in June with nearly 10 hours, before declining again through the autumn and winter months.
In contrast, precipitation levels are relatively consistent throughout the year, fluctuating around 1.47mm to 2.73mm, which indicates that while sunlight may increase during certain months, the amount of rainfall does not vary drastically across the seasons.

Sunny Weather

Period	Helsinki
Jan	1.0 hours/day
Feb	1.8 hours/day
Mar	2.9 hours/day
Apr	4.6 hours/day
May	7.8 hours/day
Jun	9.7 hours/day
Jul	7.3 hours/day
Aug	5.9 hours/day
Sep	4.1 hours/day
Oct	2.2 hours/day
Nov	1.4 hours/day
Dec	0.8 hours/day
Average	4.1 hours/day

Sun hours are computed from the number of hours of direct sunlight. The length of the day can affect these measurements; for example, northern cities have longer days in summer.

Precipitation Levels

Average amount of precipitation that falls in a form of a rain, snow, sleet or hail.

Wind Speed

Humidity

Daylight Hours #

In Helsinki, the earliest sunrise occurs in June at 03:57, while the latest sunrise is in December at 09:16.
Conversely, the latest sunset is also in June at 22:44, with the earliest sunset in December at 15:15.
This results in a noticeable variation in day length, where the shortest day is just 5 hours and 58 minutes in December, compared to the longest day at 18 hours and 46 minutes in June.
Overall, Helsinki experiences extreme differences in daylight hours throughout the year, highlighting the challenges and beauty of living in high-latitude regions.

Sunrise Time

Sunrise times are output in the local timezone of each place.

Sunset Time

Sunset times are output in the local timezone of each place.

Useful Day Length

Discards daylight hours before 7 AM. In places that are located to the west of the timezone, the sun rises and sets later compared to the cities that are located to the east. This means that the useful day length is longer in the cities located to the west of the time zone.

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