Climate averages 1991–2020

Khomeyn weather
in July.

A very hot, very dry month: the warmest and the 2nd driest of the year.

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

Average high 35.0°C Daytime mean, July
Average low 20.4°C Night-time mean, July
Rainfall 1.0 mm fewer than one day with ≥1 mm
Daylight 14 h Sunrise to sunset, per day
Every month in Khomeyn · average highYear overview

July is a very hot month in Khomeyn: daytime highs average 35.0°C and nights cool to about 20.4°C. By daytime temperature it is the warmest month of the year.

Expect about 1.0 mm of rain on fewer than one day, which makes July a very dry month (the 2nd driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 09 min on an average July day.

The nearest other city in this atlas is Alīgūdarz (44 km away). In July its highs average 32.1°C, 2.9°C cooler than Khomeyn, with almost no rain (under 1 mm).

Among the 128 cities listed in Iran, Khomeyn ranks 69th of 128 for the warmest July highs and joint 56th of 128 for the driest July (rainfall, lowest first). The mean July high of those 128 cities is 35.7°C; Khomeyn is 0.7°C cooler than that mean.

From July to August, average highs fall by 0.9°C to 34.1°C, and monthly rainfall falls from 1.0 mm to under 1 mm.

The annual picture

July 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. -10-50510152025303540 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

Khomeyn climate table

1991–2020
Monthly climate averages for Khomeyn, 1991–2020
MonthAverage highHigh / lowAverage lowRainfall mm/monthRain days ≥1 mm/dayDaylight hours/dayDay­light h/day
January 5.7°C-5.6°C-5.6°C306.310.210 h
February 8.2°C-4.1°C-4.1°C326.311.011 h
March 13.1°C-0.2°C-0.2°C437.412.012 h
April 19.0°C5.3°C5.3°C378.413.013 h
May 25.2°C10.9°C10.9°C205.613.914 h
June 31.8°C16.4°C16.4°C3.51.114.314 h
July, selected 35.0°C20.4°C20.4°C1.00.314.214 h
August 34.1°C19.6°C19.6°C0.50.213.413 h
September 29.6°C14.7°C14.7°C1.30.512.412 h
October 22.4°C8.8°C8.8°C113.311.411 h
November 13.9°C2.2°C2.2°C255.110.510 h
December 8.7°C-2.7°C-2.7°C285.810.010 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

July in nearby cities

Distance from Khomeyn

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 Khomeyn) is explained once on the Khomeyn year overview and on the Sources, method and limits page.