Climate averages 1991–2020

Najaf weather
in September.

A very hot, very dry month: the 4th warmest and the 4th driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 40.8°C Daytime mean, September
Average low 24.9°C Night-time mean, September
Rainfall <1 mm Almost no rain
Daylight 12 h Sunrise to sunset, per day
Every month in Najaf · average highYear overview

September is a very hot month in Najaf: daytime highs average 40.8°C and nights cool to about 24.9°C. By daytime temperature it is the 4th warmest of the 12 months.

Rain is very rare: less than 1 mm falls in a typical September (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 12 h 24 min on an average September day.

The nearest other city in this atlas is Kufa (9 km away). In September its highs average 41.3°C, 0.5°C warmer than Najaf, with almost no rain (under 1 mm).

Among the 59 cities listed in Iraq, Najaf ranks 27th of 59 for the warmest September highs and joint 4th of 59 for the driest September (rainfall, lowest first). The mean September high of those 59 cities is 39.2°C; Najaf is 1.6°C warmer than that mean.

From September to October, average highs fall by 6.4°C to 34.3°C, and monthly rainfall rises from under 1 mm to 3.3 mm.

The annual picture

September in context

30-year average
Average highAverage low°C
Average daily high and low temperatures by month The same values are available in the monthly table below. Lines show mean daily maxima and minima, not a forecast interval. 05101520253035404550 JanFebMarAprMayJunJulAugSepOctNovDec

Monthly rainfall

Average total · mm
Average monthly rainfall totalsEach bar is a mean monthly total over 1991–2020. Full numbers are in the table. JanFebMarAprMayJunJulAugSepOctNovDec 500

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Najaf climate table

1991–2020
Monthly climate averages for Najaf, 1991–2020
MonthAverage highHigh / lowAverage lowRainfall mm/monthRain days ≥1 mm/dayDaylight hours/dayDay­light h/day
January 16.4°C5.2°C5.2°C193.610.310 h
February 19.4°C6.8°C6.8°C132.511.011 h
March 25.1°C11.3°C11.3°C112.212.012 h
April 31.4°C16.9°C16.9°C9.72.212.913 h
May 37.8°C22.8°C22.8°C3.20.413.814 h
June 42.1°C27.0°C27.0°C00.014.214 h
July 44.2°C29.2°C29.2°C00.014.014 h
August 44.5°C28.7°C28.7°C0.10.013.313 h
September, selected 40.8°C24.9°C24.9°C0.20.112.412 h
October 34.3°C19.7°C19.7°C3.30.811.411 h
November 23.9°C11.7°C11.7°C162.310.611 h
December 18.0°C6.8°C6.8°C152.810.110 h

Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

September in nearby cities

Distance from Najaf

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Najaf) is explained once on the Najaf year overview and on the Sources, method and limits page.