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September Weather in Khalkhal, Iran

Last updated: August 23, 2025

In Khalkhal, Iran, the average temperature in September hovers around 17°C (63°F), with fluctuations where it can dip as low as 4°C (40°F) or soar to a warm 34°C (93°F). Expect 31 mm (1.2 in) of precipitation spread across about 9 days, complemented by an average humidity of 58%.

September Temperature in Khalkhal

In September, in Khalkhal, the average temperature is 17°C (63°F), with maximums reaching 34°C (93°F) and minimums dropping to 4°C (40°F). This weather makes it a great time for travelers to enjoy outdoor activities while being prepared for varying temperatures.

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

The chart illustrates September temperature patterns in Khalkhal, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Khalkhal, September typically has an average temperature of 17°C (63°F), with highs reaching up to 34°C (93°F) and lows dropping to around 4°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec263039485867706863524033
Data source: Temperature data for Khalkhal generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Khalkhal

In Khalkhal in September, the precipitation amount is 31 mm (1.2 in) over the course of 9 days.

September Precipitation Trends in Khalkhal

The chart displays monthly precipitation patterns in Khalkhal, 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 Khalkhal, September typically receives around 31 mm (1.2 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec488784986124261931648462
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Khalkhal

In Khalkhal in September humidity is 58%. With an average temperature of 17°C (63°F), this humidity feels like a refreshing embrace, making it pleasant for traveling as long as you stay hydrated and dress in light layers.

September Average Humidity in Khalkhal

This chart illustrates the average monthly humidity levels in Khalkhal, 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 Khalkhal is approximately 58%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%75%72%65%65%65%61%49%58%73%75%72%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Khalkhal

In Khalkhal 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 Khalkhal.

Maximum UV Index Levels in Khalkhal for September

The chart shows the monthly maximum UV Index (UVI) for Khalkhal 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 Khalkhal typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46109121211119743
Data source: Khalkhal 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 Khalkhal Compares to Other Months

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

This table compares monthly weather conditions in Khalkhal, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)48 mm (1.9 inches)75%moderate
February Weather-1°C (30°F)87 mm (3.4 inches)75%high
March Weather4°C (39°F)84 mm (3.3 inches)72%very high
April Weather9°C (48°F)98 mm (3.8 inches)65%very high
May Weather14°C (58°F)61 mm (2.4 inches)65%extreme
June Weather19°C (67°F)24 mm (0.9 inches)65%extreme
July Weather21°C (70°F)25 mm (1.0 inches)61%extreme
August Weather20°C (68°F)19 mm (0.7 inches)49%extreme
September Weather17°C (63°F)31 mm (1.2 inches)58%very high
October Weather11°C (53°F)64 mm (2.5 inches)73%high
November Weather5°C (41°F)84 mm (3.3 inches)75%moderate
December Weather0°C (33°F)61 mm (2.4 inches)72%moderate

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