Jeddah is warmest in June, averaging 42° by day and 28° at night. The wettest month is November with 30 mm, and the year brings about 124 mm in total.
Month by month
| Month | High | Low | Rain | Sea | Daylight | Good for |
|---|---|---|---|---|---|---|
| January | 29° | 19° | 12 mm | 27° | 10.8 h | Beach weather |
| February | 30° | 20° | 6 mm | 26° | 11.3 h | Beach weather |
| March | 33° | 22° | 3 mm | 26° | 11.9 h | Beach weather |
| April | 36° | 24° | 21 mm | 27° | 12.5 h | Very hot |
| May | 40° | 28° | 6 mm | 29° | 13.0 h | Very hot |
| June | 42° | 28° | 3 mm | 29° | 13.3 h | Very hot |
| July | 41° | 29° | 0 mm | 31° | 13.2 h | Very hot |
| August | 41° | 29° | 9 mm | 32° | 12.7 h | Very hot |
| September | 41° | 29° | 6 mm | 31° | 12.1 h | Very hot |
| October | 39° | 27° | 9 mm | 31° | 11.5 h | Very hot |
| November | 34° | 24° | 30 mm | 30° | 11.0 h | Beach weather |
| December | 31° | 21° | 19 mm | 28° | 10.7 h | Beach weather |
High and low are average daily maximum and minimum, rain is typical monthly total, sea is the average surface temperature, daylight is the hours between sunrise and sunset mid-month. Climate normals from NASA POWER and NOAA MUR — averages, not promises.
When to go
Beach weather: January, February, March, November and December — highs around 31°, nights no colder than 19°, and at most 30 mm of rain in a month. The sea sits at 26–30° then.
Serious heat: In April, May, June, July, August, September and October the average high reaches 42°.