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 #

Riyadh experiences comfortable temperatures from November to March.
From April to October, the city faces discomfort due to high temperatures, frequently exceeding 30°C.
July and August are the hottest months, with average maximum temperatures soaring above 42°C.
The minimum temperatures in January and December could be considered slightly cool, hovering around 10-12°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 #

In Riyadh, the months with the highest sun hours are June and September, reaching up to 12.4 and 12.1 hours, respectively, with an overall clear trend of increasing sun hours from January to June.
Conversely, precipitation levels are minimal throughout the year, with the driest months in June, August, and September recording no rainfall at all.
This combination of high sun hours and low precipitation highlights Riyadh's predominantly dry and sunny climate, especially during the summer months.

Sunny Weather

Period	Riyadh
Jan	8.7 hours/day
Feb	9.4 hours/day
Mar	10.4 hours/day
Apr	10.2 hours/day
May	11.8 hours/day
Jun	12.6 hours/day
Jul	11.6 hours/day
Aug	12.1 hours/day
Sep	12.1 hours/day
Oct	11.5 hours/day
Nov	9.2 hours/day
Dec	9.1 hours/day
Average	10.7 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 Riyadh, the earliest sunrise occurs in June at 5:04 AM, while the latest is at 6:37 AM in January, highlighting a significant shift in morning light throughout the year. Conversely, sunset times vary more widely, with the latest sunset at 6:43 PM in July and the earliest at 5:06 PM in November.
The shortest day is recorded in December at just 10 hours and 38 minutes, compared to the longest day in June, which lasts 13 hours and 38 minutes. This illustrates the substantial variation in day length, particularly between winter and summer months, reflecting Riyadh's geographical positioning and seasonal changes.

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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