Climate averages 1991–2020

Marīvān weather
in May.

A warm, fairly dry month: the 5th warmest and the 6th driest of the year. Meets the pleasant-weather rule

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

Average high 23.5°C Daytime mean, May
Average low 10.0°C Night-time mean, May
Rainfall 30 mm 6 days with ≥1 mm
Daylight 14 h Sunrise to sunset, per day
Every month in Marīvān · average highYear overview

May is a warm month in Marīvān: daytime highs average 23.5°C and nights cool to about 10.0°C. By daytime temperature it is the 5th warmest of the 12 months.

Expect about 30 mm of rain on roughly 6 days, which makes May a fairly dry month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 01 min on an average May day.

The nearest other city in this atlas is Bāneh (60 km away). In May its highs average 22.1°C, 1.4°C cooler than Marīvān, with 43 mm of rain.

Among the 128 cities listed in Iran, Marīvān ranks joint 98th of 128 for the warmest May highs and joint 91st of 128 for the driest May (rainfall, lowest first). The mean May high of those 128 cities is 27.8°C; Marīvān is 4.3°C cooler than that mean.

From May to June, average highs rise by 7.1°C to 30.6°C, and monthly rainfall falls from 30 mm to 1.6 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. -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 1500

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

Every month, side by side

Marīvān climate table

1991–2020
Monthly climate averages for Marīvān, 1991–2020
MonthAverage highHigh / lowAverage lowRainfall mm/monthRain days ≥1 mm/dayDaylight hours/dayDay­light h/day
January 4.9°C-6.0°C-6.0°C11211.910.010 h
February 6.2°C-4.7°C-4.7°C12412.110.911 h
March 11.5°C0.1°C0.1°C11412.611.912 h
April 17.4°C5.1°C5.1°C8211.513.113 h
May, selected 23.5°C10.0°C10.0°C306.014.014 h
June 30.6°C14.8°C14.8°C1.60.314.515 h
July 35.1°C18.2°C18.2°C0.30.214.314 h
August 35.2°C18.0°C18.0°C0.30.213.513 h
September 30.2°C13.9°C13.9°C1.20.512.412 h
October 23.2°C9.0°C9.0°C263.411.311 h
November 13.9°C2.1°C2.1°C687.810.310 h
December 8.0°C-2.8°C-2.8°C8910.09.810 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 Marīvān

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