September Weather in Kisoro, Uganda

Last updated: August 28, 2025

In Kisoro, Uganda, September ushers in a delightful blend of temperatures that peak at a pleasant 26°C (79°F), with a comfortable average hovering around 18°C (65°F) and nighttime lows dipping to a cool 12°C (53°F). However, this month is also marked by significant rainfall, accumulating to 238 mm (9.4 in) across 21 days, underscoring the region's lush, green landscapes. The humidity lingers at a high 82%, enhancing the tropical atmosphere. Overall, September in Kisoro offers a vibrant tapestry of weather, perfect for those eager to explore its natural beauty.

September Temperature in Kisoro

In Kisoro, Uganda, September brings a refreshing consistency to the climate, with temperatures that reflect the region's overall mildness throughout the year. The month showcases a minimum temperature of 12°C (53°F) and a maximum of 26°C (79°F), creating a comfortable middle ground for outdoor activities. With an average steady temperature of 18°C (65°F), this month aligns closely with the climatic patterns seen in the surrounding months. While September’s temperatures mirror those of August and October, it remains notably cooler than the peak months of February and March. This gentle warmth, coupled with the region's lush landscapes, makes September a delightful time to explore Kisoro’s natural beauty.

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

The chart illustrates September temperature patterns in Kisoro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kisoro, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec646464646565656564646464
Data source: Temperature data for Kisoro generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Kisoro

September marks a notable shift in Kisoro, Uganda's precipitation patterns, with rainfall reaching 238 mm (9.4 in) over 21 days. This heightened rainfall pattern continues a trend established in earlier months, peaking just before October, which records even higher precipitation levels. After the relatively dry spell in June (60 mm) and July (39 mm), the return of significant rainfall in September signals the onset of more consistent wet conditions typical of the latter part of the year. Notably, this month serves as a bridge between the drier summer months and the upcoming heavy rains of October and November, enabling the lush landscapes of Kisoro to thrive and showcasing the region's dynamic climate.

September Precipitation Trends in Kisoro

The chart displays monthly precipitation patterns in Kisoro, 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 Kisoro, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1341882302811116039131238280277264
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Kisoro

In September, Kisoro, Uganda, experiences an average humidity of 82%, continuing the trend of high moisture throughout the year. Following the slightly lower levels observed in the mid-year months of July and August, the humidity begins to rise again as the region transitions towards the wetter months of October and November. With May peaking at a significant 88%, it's evident that Kisoro's climate is characteristically humid, particularly in the latter part of the year. This increasing humidity not only enhances the lush, vibrant landscapes but also suggests a shift toward wetter conditions as the region approaches its rainy season.

September Average Humidity in Kisoro

This chart illustrates the average monthly humidity levels in Kisoro, 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 Kisoro is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec81%80%75%80%88%83%79%79%82%89%93%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kisoro

As September rolls into Kisoro, Uganda, the UV Index remains high at 14, indicating an extreme exposure category that calls for caution. Similar to preceding months, this level of UV radiation can lead to sunburn in just 10 minutes of unprotected exposure, reinforcing a consistent trend throughout the year where the burn time remains remarkably short. While there is a slight dip from the peak observed in the earlier months, it’s clear the need for sun protection persists. As you enjoy the vibrant, sun-soaked days of September, remember to safeguard your skin against the intense rays. For further details, check out the complete Kisoro UV Index.

Maximum UV Index Levels in Kisoro for September

The chart shows the monthly maximum UV Index (UVI) for Kisoro 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 Kisoro typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151617161412121314131313
Data source: Kisoro 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.

September Sunshine in Kisoro

September in Kisoro, Uganda, shines brightly with 309 hours of sunshine, maintaining a consistent warmth as the dry season begins to wane. While this marks a slight drop from the sunniest peak of 335 hours in July, it's part of a broader trend of rich sunlight that characterizes the region. The months leading up to September, particularly May through August, reveal a remarkable abundance of sunshine, with each month surpassing 320 hours. This consistent brightness not only highlights Kisoro's appeal as an outdoor destination but also sets the stage for a gradual transition into the cloudier months of October and November, where sunshine totals remain impressive yet slightly temperate.

Monthly Sunshine Duration in Kisoro: September Highlighted

The September sunshine duration represents the total number of hours Kisoro experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec268h294h320h309h334h321h335h329h309h319h307h327h
Data source: Kisoro September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kisoro During September

In Kisoro, Uganda, September offers a moderate 20% chance of sunny weather, making it a transitional month as the region begins to shift from the dry spell into more variable conditions. This percentage reflects a slight dip from the sunnier days of August, which boasts a 32% likelihood of clear skies. As the year advances, the sunniest months peak around June with 33%, while the chances for sunlight generally decline towards the end of the year. Thus, while September may not be the sunniest month, it still provides ample opportunity for enjoying the outdoors amidst the lush beauty of Uganda's landscapes.

Percentage of Sunny Days in September in Kisoro

The chart illustrates the percentage of sunny days in Kisoro throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Kisoro experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%14%17%15%22%33%25%32%20%19%16%12%
Data source: Kisoro September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kisoro in September

In Kisoro, Uganda, the rhythm of day and night remains remarkably consistent throughout the year. September, like every month from January to December, offers a steady 12 hours of daylight. This reliability in daylight duration fosters a unique environment where residents can engage in various activities, from farming to tourism, under the generous sun. Whether it's the lush landscapes or the rich cultural experiences, the constant light allows both locals and visitors to fully immerse themselves in the vibrant community life, showcasing how the unwavering day length contributes to the area's charm and appeal.

Average Daylight Hours in Kisoro for September

The chart illustrates the variation in daylight duration in Kisoro throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 10m12h 8m12h 5m12h 4m12h 2m12h 2m12h 2m12h 3m12h 5m12h 7m12h 9m12h 11m
Data source: Kisoro daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Kisoro

September in Kisoro, Uganda, brings a gentle breeze, with an average wind speed of 1.4 m/s (3 mph). This slightly lower velocity than the previous summer months indicates a transition toward the serene coolness of the approaching season. Throughout the year, Kisoro experiences a gradual increase in wind speed, peaking in June at 1.9 m/s (4 mph), before beginning to taper off. As September arrives, the winds remain soft and inviting, offering a calm prelude to the more dynamic weather patterns of the months ahead. This trend of moderate winds reflects the region's diverse climatic tapestry, where each month contributes its unique character while still maintaining a gentle airflow that enchants both locals and visitors alike.

Average September Wind Speed in Kisoro

The chart displays monthly wind speed patterns in Kisoro, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.31.41.51.61.51.91.61.51.4 m/s1.31.41.5
Data source: Kisoro September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Kisoro Compares to Other Months

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

In comparing the weather between September and January, we see some similarities and notable differences. Both months experience a minimum temperature of around 12°C (53°F) and an average temperature close to 18°C (64-65°F), with maximum temperatures reaching 26°C (78-79°F). However, September tends to be wetter, with a total precipitation of 238 mm (9.4 in) over 21 days, compared to January's 134 mm (5.3 in) over 16 days. Additionally, humidity levels are slightly higher in September at 82%, while January remains just a bit lower at 81%. For more detailed insights into January's weather, you can check out Kisoro weather in January.

September and February share similar temperature ranges, with both months averaging around 18°C (65°F) and experiencing minimums of 12°C (53°F). However, February tends to be slightly warmer, with a maximum temperature of 27°C (80°F) compared to September's 26°C (79°F). Precipitation levels are notably different, as September receives 238 mm (9.4 in) of rain over 21 days, making it the wetter month, whereas February has 188 mm (7.4 in) over 19 days. The humidity also remains fairly consistent, with September at 82% and February slightly lower at 80%. To explore more about February weather, you can check out Kisoro weather in February.

In comparing the weather of September and March, we see that both months share similar average temperatures, hovering around 18°C (64°F). However, September typically experiences slightly warmer maximum temperatures, peaking at 26°C (79°F), compared to March's max of 26°C (80°F). Precipitation is also notable in both months, with September receiving 238 mm (9.4 in) over 21 days, whereas March sees a bit less, at 230 mm (9.1 in) across 26 days. Additionally, September tends to be more humid, boasting an average humidity of 82%, compared to March's 75%. For a detailed look at March weather, you can visit Kisoro weather in March.

When comparing the weather in September and April, both months exhibit similar average temperatures, with highs around 25-26°C (78-79°F) and lows near 12°C (53-55°F). However, April tends to be slightly wetter, receiving about 281 mm (11.1 in) of precipitation over 27 days, compared to September's 238 mm (9.4 in) over 21 days. The humidity levels are also comparable, with September at 82% and April slightly lower at 80%. For more detailed insights into April's weather, you can visit Kisoro weather in April.

In comparing the weather of September and May, we see some interesting similarities and differences. Both months share an average temperature of 18°C (65°F), with September reaching a slightly higher maximum of 26°C (79°F) compared to May's 25°C (77°F). However, September experiences significantly more rainfall, with 238 mm (9.4 in) of precipitation over 21 days, while May sees only 111 mm (4.4 in) within the same number of rainy days. Additionally, humidity levels are a bit higher in May at 88%, compared to 82% in September. For a deeper dive into the specifics of May weather, you can visit Kisoro weather in May.

When comparing the weather between September and June, we see some notable similarities and differences. Both months share the same temperature range, with minimums at 12°C (53°F), averages around 18°C (65°F), and maximums reaching up to 26°C (79°F). However, September experiences significantly higher precipitation, with 238 mm (9.4 in) spread over 21 days, compared to June's 60 mm (2.4 in) over just 8 days. The humidity levels are quite comparable, sitting at 82% in September and slightly higher at 83% in June. For more specific details about June's weather, you can check this link: Kisoro weather in June.

In comparing the weather between September and July, both months share similar temperature ranges, with minimums of 12°C (53°F), averages of 18°C (65°F), and maximums of 26°C (79°F). However, September is significantly wetter, receiving 238 mm (9.4 in) of precipitation over 21 days, compared to just 39 mm (1.5 in) over 7 days in July. This results in higher humidity levels in September at 82%, slightly above July's 79%. For a more detailed look at July weather patterns, check out Kisoro weather in July.

In comparing the weather of September and August, both months exhibit similar average temperatures, hovering around 18°C (65°F). However, September tends to be slightly cooler, with maximum temperatures reaching 26°C (79°F), compared to August's peak of 27°C (80°F). Precipitation levels are markedly higher in September, with 238 mm (9.4 in) of rainfall over 21 days, compared to August's 130 mm (5.1 in) over 16 days. Additionally, September exhibits a higher humidity level of 82%, while August maintains a humidity of 79%. For more detailed insights into August weather, visit Kisoro weather in August.

In September, the weather features a minimum temperature of 12°C (53°F) and an average of 18°C (65°F), with a maximum reaching 26°C (79°F). This month experiences 238 mm (9.4 in) of precipitation over 21 days, with a humidity level of 82%. In contrast, October maintains similar temperature ranges, with a minimum of 12°C (54°F), an average of 18°C (64°F), and a maximum of 26°C (79°F). However, it sees an increase in precipitation to 280 mm (11.0 in) over 26 days, along with higher humidity at 89%. For more detailed insights on the weather patterns, check out Kisoro weather in October.

In comparing September and November weather, both months share similar temperature ranges, with minimums around 12°C (53°F), average temperatures at 18°C (65°F), and maximums peaking at 26°C (79°F). However, November experiences higher precipitation, totaling 277 mm (10.9 in) over 25 days, compared to September's 238 mm (9.4 in) across 21 days. Additionally, humidity rises in November, reaching 93%, while September sits at 82%. For more detailed insights, you can check Kisoro weather in November.

In comparing the weather between September and December, we see some notable similarities and differences. Both months have a minimum temperature around 12°C (53°F), with average temperatures slightly differing—18°C (65°F) in September and 18°C (64°F) in December. The maximum temperatures also provide a mild range, peaking at 26°C (79°F) in September and slightly lower at 25°C (77°F) in December.

However, September typically experiences a higher total precipitation of 238 mm (9.4 in) over 21 days, compared to December's 264 mm (10.4 in) over 25 days, indicating that December is slightly wetter. Furthermore, December has a higher humidity level at 89%, compared to September's 82%. For those interested in more specific details, further information can be found in the article on Kisoro weather in December.

Compare Kisoro's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Kisoro

September in Kisoro marks a shift toward cooler temperatures and heightened rainfall compared to the warmer, drier months of the year. With an average temperature hovering around a comfortable 18°C (65°F), it's an ideal time for those seeking to escape the heat. However, the increased precipitation, totaling 238 mm over 21 days, creates a lush, vibrant landscape that can transform outdoor plans. Humidity levels spike to 82%, adding to the refreshing feel of the air. For a more in-depth look at how September fits into the broader Kisoro climate, explore the detailed insights at Kisoro Climate.