Al Jumūm in Fall

Over the season highs ease from about 41°C in early September to 32°C by late November.

Once humidity and wind are folded in, fall brings about 87 days that feel above 32°C and 0 that feel at or below 0°C.

How the three fall months (September, October and November) compare with the rest of the year — the season's months are highlighted.

The sky is clear or mostly clear about 88% of the time across fall.

Al Jumūm gets around 30 mm of rain over 7 wet days across fall. The line is the day-by-day chance of measurable precipitation.

Most of fall feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

Winds average 9 km/h across fall.

Daylight runs from about 12 h 24 min in early September to 10 h 48 min by late November. The lit band spans sunrise to sunset each day.

Average shortwave solar energy reaching the ground each day across fall, about 5.6 kWh/m².

In fall, Al Jumūm overlaps its dust season. The full year is below, with each hazard's peak months called out.

Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.

The nearest coast averages about 30°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.

Clear-sky midday UV across fall averages around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.

Al Jumūm sits at 21.6°N, 39.7°E, 208 m above sea level, in Saudi Arabia. The nearest listed city is Mecca, 25 km away.

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Al Jumūm.