Climate Insights for Dehlorān

Ilam Province, Iran

Hottest
July
43°C peak
Coldest
January
5°C low
Wettest
March
91mm rain
Best to Visit
March, April, October
Mild temps & low rain

Climate Overview

The climate in Dehlorān is warm and mild. The average annual temperature is 23°C and approximately 430mm of precipitation falls per year. March is the wettest month, receiving around 91mm of rainfall. Dehlorān is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, February, December, when temperatures can drop to 5°C.

Temperature

0° 10° 20° 30° 40° 50° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 15° Average: 10° Min: 5° Feb Max: 17° Average: 12° Min: 7° Mar Max: 21° Average: 16° Min: 10° Apr Max: 28° Average: 22° Min: 15° May Max: 35° Average: 28° Min: 21° Jun Max: 41° Average: 34° Min: 25° Jul Max: 43° Average: 36° Min: 28° Aug Max: 43° Average: 36° Min: 28° Sep Max: 39° Average: 32° Min: 23° Oct Max: 32° Average: 25° Min: 18° Nov Max: 23° Average: 17° Min: 12° Dec Max: 17° Average: 12° Min: 8°
Max
Average
Min

Dehlorān has a wide annual temperature range, spanning 38°C from the coldest to warmest months. July is the hottest month, with daytime highs reaching 43°C and an average of 36°C. January is the coolest month, with minimum temperatures around 5°C and an average of 10°C. On average, daily temperatures fluctuate by about 13°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 8°C shift in average temperatures.

Precipitation

0mm 25mm 50mm 75mm 100mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 71mm Feb Precipitation: 72mm Mar Precipitation: 91mm Apr Precipitation: 43mm May Precipitation: 11mm Jun Precipitation: 0mm Jul Precipitation: 0mm Aug Precipitation: 1mm Sep Precipitation: 0mm Oct Precipitation: 9mm Nov Precipitation: 57mm Dec Precipitation: 76mm
Precipitation

Dehlorān is a relatively dry area, receiving approximately 430mm of precipitation annually, which averages out to around 36mm per month. The wettest month is March, averaging 91mm of rainfall. December and February also tend to see above-average precipitation. The driest month is July, with just 0mm. That's 90mm less than March, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h 5km/h 10km/h 15km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 9km/h Feb Wind Speed: 9km/h Mar Wind Speed: 10km/h Apr Wind Speed: 10km/h May Wind Speed: 11km/h Jun Wind Speed: 12km/h Jul Wind Speed: 12km/h Aug Wind Speed: 11km/h Sep Wind Speed: 11km/h Oct Wind Speed: 10km/h Nov Wind Speed: 9km/h Dec Wind Speed: 9km/h
Wind Speed

Dehlorān is relatively calm, with an average annual wind speed of 10km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is June, averaging 12km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3km/h gap between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 9km/h in winter, 10km/h in spring, 12km/h in summer, 10km/h in autumn.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

87 days until Winter

It is currently autumn in Dehlorān, which began on September 23, 2026. Dehlorān is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 43°C, while the coldest stretch bottoms out in January near 5°C. Winter is next, beginning on December 21, 2026 (87 days from now).

Spring

Temperatures range from 10 to 35°C. Rainfall is relatively light, with around 145mm over the season and a monthly average of 48mm. Winds are generally light, averaging 10km/h. Light layers work well as temperatures warm through the season. It is a great time to be outdoors.

Summer

Temperatures range from 25 to 43°C. Precipitation is minimal, with only around 1mm for the entire season. Winds are generally light, averaging 12km/h. Stay hydrated, wear sun protection, and seek shade during the hottest hours of the day.

Autumn

Temperatures range from 12 to 39°C. Rainfall is relatively light, with around 66mm over the season and a monthly average of 22mm. Winds are generally light, averaging 10km/h. Layered clothing works best as temperatures gradually cool. Enjoy the crisp air and changing scenery.

Winter

Temperatures range from 5 to 17°C. Precipitation is moderate at around 218mm for the season, averaging 73mm per month. Winds are generally light, averaging 9km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 10°
Feb 12°
Mar 16°
Apr 22°
May 28°
Jun 34°
Jul 36°
Aug 36°
Sep 32°
Oct 25°
Nov 17°
Dec 12°

The best time to visit Dehlorān is during March, April, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 50mm per month. By contrast, July can be uncomfortably hot with highs reaching 43°C, while January is the coldest period with lows dropping to 5°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Dehlorān based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
5 °C
15 °C
9 km/h
71 mm
0 cm
Feb
7 °C
17 °C
9 km/h
72 mm
0 cm
Mar
10 °C
21 °C
10 km/h
91 mm
0 cm
Apr
15 °C
28 °C
10 km/h
43 mm
0 cm
May
21 °C
35 °C
11 km/h
11 mm
0 cm
Jun
25 °C
41 °C
12 km/h
0 mm
0 cm
Jul
28 °C
43 °C
12 km/h
0 mm
0 cm
Aug
28 °C
43 °C
11 km/h
1 mm
0 cm
Sep Current
23 °C
39 °C
11 km/h
0 mm
0 cm
Oct
18 °C
32 °C
10 km/h
9 mm
0 cm
Nov
12 °C
23 °C
9 km/h
57 mm
0 cm
Dec
8 °C
17 °C
9 km/h
76 mm
0 cm
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Metric (°C, km/h)