Climate Insights for Dehdasht

The climate in Dehdasht is warm and mild. The average annual temperature is 21°C and approximately 610mm of precipitation falls per year. November is the wettest month, receiving around 109mm of rainfall. Dehdasht 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 3°C.

Dehdasht has a wide annual temperature range, spanning 37°C from the coldest to warmest months. July is the hottest month, with daytime highs reaching 40°C and an average of 33°C. January is the coolest month, with minimum temperatures around 3°C and an average of 9°C. On average, daily temperatures fluctuate by about 14°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 8°C shift in average temperatures.

Dehdasht is a relatively dry area, receiving approximately 610mm of precipitation annually, which averages out to around 51mm per month. The wettest month is November, averaging 109mm of rainfall. March and January also tend to see above-average precipitation. The driest month is June, with just 0mm. That's 109mm less than November, 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.

Dehdasht is relatively calm, with an average annual wind speed of 2km/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 3km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.

It is currently summer in Dehdasht, which began on June 21, 2026. Dehdasht 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 40°C, while the coldest stretch bottoms out in January near 3°C. Autumn is next, beginning on September 23, 2026 — 92 days from now.

The best time to visit Dehdasht is during April and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 42mm per month. By contrast, July can be uncomfortably hot with highs reaching 40°C, while January is the coldest period with lows dropping to 3°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Dehdasht 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.