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 #

The temperatures in Rotterdam range from a minimum of 3.5°C in January and February to a maximum of 23.0°C in August.
Summer months (June-August) offer the most comfortable temperatures, while the winter months (December-February) can be uncomfortably cold.
The transition months of April, May, September and October offer mild temperatures.

Maximum Temperatures

Minimum Temperatures

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

Conditions #

In Rotterdam, the total sun hours peak during the summer months, particularly in August with 7.7 hours, while December records the lowest with just 0.9 hours.
Conversely, precipitation levels show considerable variation, with September experiencing the highest at 5.4 mm, indicating a tendency for rain during the fall. Overall, the data reveals a clear seasonal pattern, with summer providing the most sunshine and winter presenting the least, alongside fluctuating rainfall throughout the year.

Sunny Weather

Period	Rotterdam
Jan	1.7 hours/day
Feb	3.0 hours/day
Mar	3.8 hours/day
Apr	4.7 hours/day
May	5.4 hours/day
Jun	7.6 hours/day
Jul	5.9 hours/day
Aug	5.8 hours/day
Sep	4.4 hours/day
Oct	2.5 hours/day
Nov	1.8 hours/day
Dec	1.1 hours/day
Average	4.0 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 Rotterdam, the earliest sunrise occurs in June at 05:24, while the latest sunrise is at 08:42 in December.
Conversely, the latest sunset is also in June at 22:01, whereas the earliest sunset takes place in December at 16:33, indicating a significant seasonal variance in daylight hours.
The shortest day length in December is 07:51, contrasted by the longest day length of 16:37 in June, showcasing the marked differences in daylight availability throughout the year.

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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