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September Weather in Iwon-up, North Korea

Last updated: August 23, 2025

In September, the average temperature in Iwon-up, North Korea hovers around 20°C (68°F), making it quite pleasant. Expect a minimum of 12°C (54°F) and a maximum of 27°C (80°F). With an average humidity of 79%, the atmosphere can feel a bit sticky at times. Additionally, prepare for 100 mm (3.9 in) of precipitation spread over 7 days, so don’t forget your umbrella!

September Temperature in Iwon-up

In September in Iwon-up, the average temperature is 20°C (68°F). The maximum can reach 27°C (80°F), while the minimum can be as low as 12°C (54°F). This mild climate makes Iwon-up an ideal destination for travelers seeking comfortable weather and enjoyable outdoor activities.

September Weather in Iwon-up: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Iwon-up, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Iwon-up, September typically has an average temperature of 20°C (68°F), with highs reaching up to 27°C (80°F) and lows dropping to around 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec283140485764737467574532
Data source: Temperature data for Iwon-up 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 Iwon-up

In Iwon-up in September, the precipitation amount is 100 mm (3.9 in) over a span of 7 days.

September Precipitation Trends in Iwon-up

The chart displays monthly precipitation patterns in Iwon-up, 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 Iwon-up, September typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec282342348860130226100566439
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Iwon-up

In Iwon-up in September humidity is 79%. With an average temperature of 20°C (68°F), this humidity feels like a warm, enveloping blanket that clings to the skin, making outdoor activities feel more strenuous and prompting the need for frequent breaks and hydration while traveling.

September Average Humidity in Iwon-up

This chart illustrates the average monthly humidity levels in Iwon-up, 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 Iwon-up is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%71%63%65%73%83%87%89%79%80%69%75%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Iwon-up

In Iwon-up in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Iwon-up.

Maximum UV Index Levels in Iwon-up for September

The chart shows the monthly maximum UV Index (UVI) for Iwon-up 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 Iwon-up typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec246881011118632
Data source: Iwon-up 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 Iwon-up Compares to Other Months

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

This table compares monthly weather conditions in Iwon-up, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (29°F)28 mm (1.1 inches)78%low
February Weather-1°C (31°F)23 mm (0.9 inches)71%moderate
March Weather4°C (40°F)42 mm (1.7 inches)62%high
April Weather9°C (48°F)34 mm (1.3 inches)65%very high
May Weather14°C (57°F)88 mm (3.5 inches)73%very high
June Weather18°C (65°F)60 mm (2.4 inches)83%very high
July Weather23°C (73°F)130 mm (5.1 inches)87%extreme
August Weather23°C (74°F)226 mm (8.9 inches)89%extreme
September Weather20°C (68°F)100 mm (3.9 inches)79%very high
October Weather14°C (57°F)56 mm (2.2 inches)80%high
November Weather7°C (45°F)64 mm (2.5 inches)69%moderate
December Weather0°C (33°F)39 mm (1.5 inches)75%low

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