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September Weather in Aberdeen, United States

Last updated: June 24, 2025

In September, the average temperature in Aberdeen, United States hovers around 28°C (83°F), offering a warm embrace for residents and visitors alike. Expect temperatures to vary, with a minimum of 22°C (72°F) and a peak of 35°C (95°F). However, be prepared for some rain, as precipitation amounts to 218 mm (8.6 in) over the course of 24 days. With an average humidity level of 83%, it’s a month to dress light and stay hydrated!

September Temperature in Aberdeen

In September in Aberdeen, the average temperature is 28°C (83°F). The maximum can reach 35°C (95°F) and the minimum can be as low as 22°C (72°F). This pleasant climate makes Aberdeen an ideal destination for travelers seeking warmth and sunshine.

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

The chart illustrates September temperature patterns in Aberdeen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Aberdeen, September typically has an average temperature of 28°C (83°F), with highs reaching up to 35°C (95°F) and lows dropping to around 22°C (72°F).
JanFebMarAprMayJunJulAugSepOctNovDec687273777981838382807470
Data source: Temperature data for Aberdeen 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 Aberdeen

In Aberdeen in September, the precipitation amount is 218 mm (8.6 in) recorded over a span of 24 days.

September Precipitation Trends in Aberdeen

The chart displays monthly precipitation patterns in Aberdeen, 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 Aberdeen, September typically receives around 218 mm (8.6 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec324928781762642592492181417138
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Aberdeen

In Aberdeen in September humidity is 83%. With an average temperature of 28°C (83°F), this humidity feels like a warm, sticky blanket wrapping around you, making travel uncomfortable and requiring frequent breaks to hydrate and cool down.

September Average Humidity in Aberdeen

This chart illustrates the average monthly humidity levels in Aberdeen, 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 Aberdeen is approximately 83%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%80%75%68%65%73%77%80%83%83%83%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Aberdeen

In Aberdeen in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Aberdeen.

Maximum UV Index Levels in Aberdeen for September

The chart shows the monthly maximum UV Index (UVI) for Aberdeen 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 Aberdeen typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec69101212121212111076
Data source: Aberdeen 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 Aberdeen Compares to Other Months

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

This table compares monthly weather conditions in Aberdeen, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather20°C (68°F)32 mm (1.3 inches)83%high
February Weather22°C (72°F)49 mm (1.9 inches)80%very high
March Weather23°C (73°F)28 mm (1.1 inches)75%very high
April Weather25°C (77°F)78 mm (3.1 inches)68%extreme
May Weather26°C (79°F)176 mm (6.9 inches)65%extreme
June Weather27°C (82°F)264 mm (10.4 inches)73%extreme
July Weather28°C (83°F)259 mm (10.2 inches)77%extreme
August Weather28°C (83°F)249 mm (9.8 inches)80%extreme
September Weather28°C (83°F)218 mm (8.6 inches)83%extreme
October Weather27°C (80°F)140 mm (5.5 inches)83%very high
November Weather24°C (75°F)71 mm (2.8 inches)83%high
December Weather21°C (70°F)38 mm (1.5 inches)84%high

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