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September Weather in Sefwi Wiawso, Ghana

Last updated: August 23, 2025

In Sefwi Wiawso, Ghana, the average temperature in September is a pleasant 26°C (78°F). During this time, temperatures can dip to a minimum of 21°C (70°F) and rise to a maximum of 32°C (90°F). Expect 202 mm (8.0 in) of precipitation spread over 27 days, with an average humidity level of 93%, making for a beautifully lush environment.

September Temperature in Sefwi Wiawso

In September in Sefwi Wiawso, the average temperature is 26°C (78°F), with maximums reaching 32°C (90°F) and minimums dropping to as low as 21°C (70°F). This pleasant weather makes it an ideal time for outdoor activities and exploring the local attractions.

September Weather in Sefwi Wiawso: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Sefwi Wiawso, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sefwi Wiawso, September typically has an average temperature of 26°C (78°F), with highs reaching up to 32°C (90°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec828482828179787778798081
Data source: Temperature data for Sefwi Wiawso 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 Sefwi Wiawso

In Sefwi Wiawso in September, the precipitation amount is 202 mm (8.0 in) over the course of 27 days.

September Precipitation Trends in Sefwi Wiawso

The chart displays monthly precipitation patterns in Sefwi Wiawso, 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 Sefwi Wiawso, September typically receives around 202 mm (8.0 inches) of precipitation spread over approximately 27 days.
JanFebMarAprMayJunJulAugSepOctNovDec1642111112157153129872021957024
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sefwi Wiawso

In Sefwi Wiawso in September, humidity is 93%. With an average temperature of 26°C (78°F), this humidity feels like a warm, heavy blanket enveloping you as you travel, making each step feel more laborious and the air thick and sticky, which can be quite uncomfortable for outdoor activities.

September Average Humidity in Sefwi Wiawso

This chart illustrates the average monthly humidity levels in Sefwi Wiawso, 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 Sefwi Wiawso is approximately 93%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec58%62%71%77%80%87%88%92%93%91%84%75%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sefwi Wiawso

In Sefwi Wiawso in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Sefwi Wiawso.

Maximum UV Index Levels in Sefwi Wiawso for September

The chart shows the monthly maximum UV Index (UVI) for Sefwi Wiawso 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 Sefwi Wiawso typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10111214131312121312109
Data source: Sefwi Wiawso 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 Sefwi Wiawso Compares to Other Months

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

This table compares monthly weather conditions in Sefwi Wiawso, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather28°C (82°F)16 mm (0.6 inches)58%very high
February Weather29°C (84°F)41 mm (1.6 inches)62%extreme
March Weather28°C (83°F)111 mm (4.4 inches)71%extreme
April Weather28°C (82°F)112 mm (4.4 inches)77%extreme
May Weather27°C (81°F)156 mm (6.2 inches)80%extreme
June Weather26°C (79°F)153 mm (6.0 inches)87%extreme
July Weather25°C (78°F)129 mm (5.1 inches)88%extreme
August Weather25°C (78°F)87 mm (3.4 inches)92%extreme
September Weather26°C (78°F)202 mm (8.0 inches)93%extreme
October Weather26°C (79°F)195 mm (7.7 inches)91%extreme
November Weather27°C (80°F)70 mm (2.7 inches)84%very high
December Weather27°C (81°F)24 mm (0.9 inches)75%very high

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