Climate averages 1991–2020

Ahvaz weather
in January.

A mild, moderately wet month: the coolest and the 10th driest of the year.

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

Average high 17.5°C Daytime mean, January

Average low 7.7°C Night-time mean, January

Rainfall 59 mm 7 days with ≥1 mm

Daylight 10 h Sunrise to sunset, per day

January is a mild month in Ahvaz: daytime highs average 17.5°C and nights cool to about 7.7°C. By daytime temperature it is the coolest month of the year.

Expect about 59 mm of rain on roughly 7 days, which makes January a moderately wet month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 21 min on an average January day.

The nearest other city in this atlas is Shūshtar (83 km away). In January its highs average 16.9°C, 0.6°C cooler than Ahvaz, with 94 mm of rain.

Among the 128 cities listed in Iran, Ahvaz ranks 9th of 128 for the warmest January highs and joint 85th of 128 for the driest January (rainfall, lowest first). The mean January high of those 128 cities is 8.6°C; Ahvaz is 8.9°C warmer than that mean.

From January to February, average highs rise by 2.8°C to 20.2°C, and monthly rainfall falls from 59 mm to 36 mm.

The annual picture

January in context

30-year average

Average highAverage low°C

Monthly rainfall

Average total · mm

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

Every month, side by side

Ahvaz climate table

1991–2020

Monthly climate averages for Ahvaz, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January, selected	17.5°C7.7°C	7.7°C	59	7.0	10.410 h
February	20.2°C8.9°C	8.9°C	36	5.0	11.111 h
March	25.8°C12.8°C	12.8°C	40	4.6	12.012 h
April	32.7°C18.5°C	18.5°C	21	2.9	12.913 h
May	40.2°C24.7°C	24.7°C	5.3	0.9	13.714 h
June	45.4°C29.1°C	29.1°C	0.2	0.1	14.114 h
July	47.2°C31.5°C	31.5°C	0.4	0.2	14.014 h
August	47.0°C30.9°C	30.9°C	0.7	0.3	13.313 h
September	42.9°C26.8°C	26.8°C	0.9	0.4	12.412 h
October	36.2°C21.8°C	21.8°C	7.6	1.6	11.411 h
November	25.8°C14.6°C	14.6°C	65	4.6	10.611 h
December	19.1°C9.4°C	9.4°C	73	6.6	10.210 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

January in nearby cities

Distance from Ahvaz

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