Karbala is warmest in July, averaging 45° by day and 30° at night. The wettest month is January with 19 mm, and the year brings about 106 mm in total.
Month by month
| Month | High | Low | Rain | Daylight | Good for |
|---|---|---|---|---|---|
| January | 16° | 5° | 19 mm | 10.1 h | Sightseeing |
| February | 19° | 6° | 17 mm | 10.8 h | Sightseeing |
| March | 24° | 11° | 19 mm | 11.8 h | Sightseeing |
| April | 31° | 16° | 9 mm | 12.8 h | Beach weather |
| May | 37° | 22° | 9 mm | 13.7 h | Very hot |
| June | 42° | 27° | 0 mm | 14.1 h | Very hot |
| July | 45° | 30° | 0 mm | 13.9 h | Very hot |
| August | 44° | 29° | 0 mm | 13.2 h | Very hot |
| September | 41° | 26° | 0 mm | 12.2 h | Very hot |
| October | 34° | 20° | 6 mm | 11.2 h | Beach weather |
| November | 24° | 12° | 18 mm | 10.3 h | Sightseeing |
| December | 18° | 6° | 9 mm | 9.9 h | Sightseeing |
High and low are average daily maximum and minimum, rain is typical monthly total, daylight is the hours between sunrise and sunset mid-month. Climate normals from NASA POWER — averages, not promises.
When to go
Beach weather: April and October — highs around 33°, nights no colder than 16°, and at most 9 mm of rain in a month.
Walking the city: January, February, March, November and December — highs of 16–24° and no more than 19 mm of rain a month.
Serious heat: In May, June, July, August and September the average high reaches 45°.