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 #

Bissau experiences consistently warm temperatures throughout the year, with average lows always above 20°C and highs frequently exceeding 30°C
The hottest months are February through April, with highs nearing 35°C
July and August are the coolest months, although still very warm, with highs around 28-29°C
Temperatures are generally within the comfort zone, with the exception of daytime highs from January to May and October to December, which can be uncomfortably hot.

Maximum Temperatures

Minimum Temperatures

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

Conditions #

Bissau experiences a significant shift in weather patterns throughout the year, with high sunshine hours and almost no precipitation from January to April
From June to October, sunshine hours drop drastically, while precipitation increases significantly, peaking in August
This indicates a distinct wet season during the Northern Hemisphere summer months.

Sunny Weather

Period	Bissau
Jan	10.0 hours/day
Feb	11.2 hours/day
Mar	11.6 hours/day
Apr	12.6 hours/day
May	11.0 hours/day
Jun	6.0 hours/day
Jul	0.5 hours/day
Aug	0.2 hours/day
Sep	0.9 hours/day
Oct	4.8 hours/day
Nov	9.5 hours/day
Dec	9.6 hours/day
Average	7.3 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 #

Bissau experiences a relatively small variation in sunrise and sunset times throughout the year, with the earliest sunrise in June and the latest in January. Sunset is earliest in November and latest in July.
Consequently, the day length also fluctuates moderately, with the shortest day in December and the longest in June, resulting in just over an hour difference in daylight duration.

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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