September Weather in Deyr, Iran

Last updated: August 23, 2025

The average temperature in Deyr, Iran during September is a sizzling 33°C (91°F). Temperatures can dip to a comfortable 28°C (82°F), but might soar to a scorching 39°C (102°F). With an average humidity of just 24% and 0 mm (0.0 in) of precipitation over 0 days, it's the perfect time to soak up the sun!

September Temperature in Deyr

In September in Deyr, the average temperature is 33°C (91°F). Maximums can reach 39°C (102°F), and minimums can be as low as 28°C (82°F). Travelers should be prepared for hot weather and stay hydrated while enjoying their time outdoors.

September Weather in Deyr: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Deyr, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Deyr, September typically has an average temperature of 33°C (91°F), with highs reaching up to 39°C (102°F) and lows dropping to around 28°C (82°F).

Data source: Temperature data for Deyr generated using information from the Copernicus Climate Change Service.

September Precipitation in Deyr

In Deyr in September, the precipitation amount is 0 mm (0.0 in) during 0 days.

September Precipitation Trends in Deyr

The chart displays monthly precipitation patterns in Deyr, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Deyr, September typically receives around 0 mm (0.0 inches) of precipitation spread over approximately 0 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Deyr

In Deyr in September, humidity is 24%. With an average temperature of 33°C (91°F), this humidity feels like a warm embrace, making it quite comfortable for traveling as long as you stay hydrated and take breaks in the shade.

September Average Humidity in Deyr

This chart illustrates the average monthly humidity levels in Deyr, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Deyr is approximately 24%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Deyr

In Deyr in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Deyr.

Maximum UV Index Levels in Deyr for September

The chart shows the monthly maximum UV Index (UVI) for Deyr in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Deyr typically reaches 9, which falls under the very high exposure category.

Data source: Deyr September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How September Weather in Deyr Compares to Other Months

Weather in Deyr varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Deyr, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Deyr, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	18°C (65°F)	29 mm (1.2 inches)	42%	moderate
February Weather	18°C (66°F)	66 mm (2.6 inches)	35%	high
March Weather	21°C (70°F)	28 mm (1.1 inches)	33%	very high
April Weather	25°C (78°F)	7 mm (0.3 inches)	31%	very high
May Weather	29°C (85°F)	1 mm (0.0 inches)	29%	extreme
June Weather	33°C (91°F)	0 mm (0.0 inches)	19%	extreme
July Weather	34°C (93°F)	0 mm (0.0 inches)	15%	extreme
August Weather	34°C (94°F)	1 mm (0.0 inches)	19%	very high
September Weather	33°C (91°F)	0 mm (0.0 inches)	24%	very high
October Weather	30°C (86°F)	1 mm (0.0 inches)	36%	very high
November Weather	25°C (76°F)	48 mm (1.9 inches)	49%	high
December Weather	20°C (69°F)	41 mm (1.6 inches)	44%	moderate