Climate · Riyadh

Riyadh in September

Very hot and dry, as the days shorten.

Typical weather, averaged over 30 years

September in Riyadh is very hot: highs near 107°F, lows near 77°F. Rain is rare, and the days shorten by 31 minutes from the first week to the last.September in Riyadh is very hot: highs near 42°C, lows near 25°C. Rain is rare, and the days shorten by 31 minutes from the first week to the last.

High
107°F42°Caverage
Low
77°F25°Caverage
Wet days
0a week · 0% of days
Daylight
12h 15mon average

Is September a good time to visit Riyadh?


September sits outside Riyadh's best months, which run from December to February. Expect very hot days and rain on fewer than one day a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How September sits in the year

week by week

Temperature

Highs near 107°F in September, against 71°F to 112°F through the year.Highs near 42°C in September, against 22°C to 44°C through the year.

Chance of a wet day

0% of days in September, against 0% to 9% through the year.

Cloud cover

18% cover in September, against 16% to 41% through the year.

Daylight

12h 15m in September, against 10h 38m to 13h 38m through the year.

Week by week, lightly smoothed, with September shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side


  1. August112°44°low 82°low 28°no wet daysRain on fewer than one day a week.
  2. September107°42°low 77°low 25°no wet daysRain on fewer than one day a week.
  3. October99°37°low 69°low 21°no wet daysRain on fewer than one day a week.

Where Riyadh sits, in September

Asia/Riyadh

this place
typical high in September 40°F4°C95°F35°C
Sunrise, mid-September
5:39 AMsets 5:58 PM
Above the sea
590 mlow-lying
Latitude
24.6°Nnorthern hemisphere
Nearest of ours
Jeddah844 km west

The land around Riyadh, shaded by its typical high in September, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Saudi Arabia in September

high · low · wet days

  • AlUla106°41° · 70°21° 0
  • Jeddah99°37° · 81°27° 0
  • Umluj96°36° · 80°27° 0

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Riyadh. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match.Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match. Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.