Climate averages 1991–2020

An Nu‘mānīyah weather
in May.

A very hot, very dry month: the 5th warmest and the 6th driest of the year.

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

Average high 38.6°C Daytime mean, May
Average low 24.1°C Night-time mean, May
Rainfall 7.4 mm fewer than one day with ≥1 mm
Daylight 14 h Sunrise to sunset, per day
Every month in An Nu‘mānīyah · average highYear overview

May is a very hot month in An Nu‘mānīyah: daytime highs average 38.6°C and nights cool to about 24.1°C. By daytime temperature it is the 5th warmest of the 12 months.

Expect about 7.4 mm of rain on fewer than one day, which makes May a very dry month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 49 min on an average May day.

The nearest other city in this atlas is Al-Kut (38 km away). In May its highs average 38.6°C, about as warm as An Nu‘mānīyah, with 7.4 mm of rain.

Among the 59 cities listed in Iraq, An Nu‘mānīyah ranks joint 14th of 59 for the warmest May highs and joint 37th of 59 for the driest May (rainfall, lowest first). The mean May high of those 59 cities is 35.2°C; An Nu‘mānīyah is 3.4°C warmer than that mean.

From May to June, average highs rise by 4.9°C to 43.5°C, and monthly rainfall falls from 7.4 mm to under 1 mm.

The annual picture

May 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

An Nu‘mānīyah climate table

1991–2020
Monthly climate averages for An Nu‘mānīyah, 1991–2020
MonthAverage highHigh / lowAverage lowRainfall mm/monthRain days ≥1 mm/dayDaylight hours/dayDay­light h/day
January 16.8°C6.5°C6.5°C304.510.310 h
February 19.7°C7.9°C7.9°C203.511.011 h
March 25.3°C12.3°C12.3°C223.312.012 h
April 31.9°C18.0°C18.0°C163.313.013 h
May, selected 38.6°C24.1°C24.1°C7.40.913.814 h
June 43.5°C29.0°C29.0°C0.10.014.314 h
July 45.7°C31.4°C31.4°C00.014.114 h
August 45.8°C31.1°C31.1°C00.013.313 h
September 41.8°C26.9°C26.9°C0.40.112.412 h
October 35.0°C21.3°C21.3°C6.21.411.411 h
November 24.5°C13.1°C13.1°C283.610.511 h
December 18.4°C8.1°C8.1°C274.310.110 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

May in nearby cities

Distance from An Nu‘mānīyah

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 An Nu‘mānīyah) is explained once on the An Nu‘mānīyah year overview and on the Sources, method and limits page.