September Weather in Homa Bay, Kenya

Last updated: August 21, 2025

September in Homa Bay, Kenya offers a warm and vibrant climate, with maximum temperatures reaching 30°C (86°F) and an average of 23°C (73°F), ensuring comfortable days for residents and visitors alike. The month experiences notable precipitation, with a total of 136 mm (5.4 in) falling over approximately 21 days, contributing to the region's lush landscapes. Humidity levels hover around 73%, creating a tropical ambiance that complements the frequent rains. This combination of warmth and moisture makes September a dynamic time in Homa Bay, perfect for enjoying the beauty of nature while staying prepared for occasional showers.

September Temperature in Homa Bay

As September unfolds in Homa Bay, Kenya, the temperatures begin to stabilize, reflecting the transition from the cooler months of late winter to the more temperate climate of spring. With a minimum temperature of 18°C (65°F) and an average of 23°C (73°F), the month brings mild warmth that complements the beauty of its surroundings. The maximum temperatures reach about 30°C (86°F), offering pleasant days ideal for outdoor activities and explorations. This month's weather pattern mirrors the preceding months, showcasing a gradual increase in warmth, making September a perfect time for visitors to experience the vibrant landscapes and rich culture of Homa Bay. The consistent climate not only invites tranquility but also enhances the lush scenery that thrives in this picturesque region.

September Weather in Homa Bay: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Homa Bay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Homa Bay, 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).
JanFebMarAprMayJunJulAugSepOctNovDec747575737372727273737373
Data source: Temperature data for Homa Bay 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 Homa Bay

In September, Homa Bay experiences a significant transition in its precipitation patterns, receiving 136 mm (5.4 in) of rainfall over the course of 21 days. This amount marks a notable increase from the preceding months, particularly following the drier spells of July and August. As the region shifts into the more humid season, September typically heralds the renewals of lush landscapes, with rainfall peaking as the dry period wanes. This month consistently contributes to the cumulative annual rainfall, as it leads into October's heavier downpour, indicating a clear trend towards wetter conditions as the year progresses.

September Precipitation Trends in Homa Bay

The chart displays monthly precipitation patterns in Homa Bay, 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 Homa Bay, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec6167149248249987793136199217133
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Homa Bay

September in Homa Bay, Kenya, showcases a balmy average humidity of 73%, continuing a trend of relatively stable moisture levels throughout the year. Following the summer's peak, with May reaching 81%, the humidity begins to slightly decrease in the early months of autumn. Traditionally, January and February set the tone with consistent humidity at 72%, while March dips to 69%, reflecting the transition to the wetter season. As September unfolds, the environment remains comfortably humid, preparing for the eventual rise in moisture to 80% in October and 85% in November. This consistent pattern signals the region's tropical climate, where humidity levels play a crucial role in shaping the local ecosystem.

September Average Humidity in Homa Bay

This chart illustrates the average monthly humidity levels in Homa Bay, 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 Homa Bay is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec72%72%69%73%81%75%71%69%73%80%85%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Homa Bay

In September, Homa Bay experiences a UV Index of 13, maintaining its classification of extreme exposure with a burn time of just 10 minutes. This marks a slight increase from the previous months of July and August, where the index was 11 and 12, respectively. Throughout the year, the UV Index in Homa Bay remains consistently high, particularly in the earlier months, peaking at 16 in March. As we transition into October, the UV levels hold steady at 13, underscoring the importance of sun safety measures year-round. For those looking to understand more about the UV exposure in this beautiful region, detailed information can be found at Homa Bay UV Index.

Maximum UV Index Levels in Homa Bay for September

The chart shows the monthly maximum UV Index (UVI) for Homa Bay 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 Homa Bay typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151516151311111213131213
Data source: Homa Bay 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 Homa Bay

As September unfolds in Homa Bay, Kenya, residents and visitors alike bask in an impressive 334 hours of sunshine, reflecting a delightful continuation of the region's sunny streak. This month sits comfortably alongside its predecessors, exhibiting a trend of abundant sunlight that peaks in the heart of the year. After witnessing July and August shine as the top contenders for sunlit days, September maintains the momentum, ensuring that outdoor activities remain inviting. With sunshine hours gradually tapering off but still robust compared to the earlier months, this slice of the calendar offers a perfect balance of warmth and warmth, ideal for those looking to enjoy the vibrant landscapes before October arrives with the same generous glow.

Monthly Sunshine Duration in Homa Bay: September Highlighted

The September sunshine duration represents the total number of hours Homa Bay 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.
JanFebMarAprMayJunJulAugSepOctNovDec279h309h334h307h327h327h341h343h334h334h328h344h
Data source: Homa Bay September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Homa Bay During September

In Homa Bay, Kenya, the likelihood of sunny weather in September stands at 36%, reflecting a trend of relatively stable sunshine throughout the year. Following the sunnier months of June and July, which boast 49% and 33% chances respectively, September offers a moderate transition towards the cloudier months. While not as bright as the peak sunshine of June, September maintains a respectable chance of sun, similar to August's 38%. This consistency in sunny days suggests that, while preparing for the occasional cloud cover, visitors and locals alike can still enjoy pleasant bursts of sunshine during the early onset of the rainy season.

Percentage of Sunny Days in September in Homa Bay

The chart illustrates the percentage of sunny days in Homa Bay 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 Homa Bay experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec39%26%32%24%32%49%33%38%36%33%31%26%
Data source: Homa Bay September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Homa Bay in September

In Homa Bay, Kenya, September seamlessly continues the pattern established throughout the year, with the sun gracing the region with a consistent 12 hours of daylight daily. This unchanging cycle highlights the unique equatorial climate, where day and night remain remarkably balanced from January to December. Residents and visitors alike can enjoy the predictability of long, sunlit days, making September an ideal time for outdoor activities and community gatherings. The steady daylight duration not only fosters vibrant environmental rhythms but also enhances the opportunities for agricultural practices and tourism, showcasing the rich tapestry of life in this beautiful coastal region.

Average Daylight Hours in Homa Bay for September

The chart illustrates the variation in daylight duration in Homa Bay throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 8m12h 6m12h 5m12h 5m12h 5m12h 5m12h 5m12h 5m12h 5m12h 6m12h 7m12h 8m
Data source: Homa Bay daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Homa Bay

As September dawns in Homa Bay, Kenya, the gentle caress of the wind offers a serene backdrop for this stunning lakeside locale. With an average speed of 1.8 m/s (4 mph), this month mirrors the calm breeze of the past several weeks, showcasing a slight dip from the summer’s peak winds. This consistent wind pattern, ranging from a breezy 2.1 m/s in March and February to a modest 1.5 m/s in May, indicates a gradual stabilization as the year progresses. The comforting whispers of winds continue to invigorate the region as it transitions from winter's chill towards the warmth of spring, making September an ideal time for outdoor explorations and moments of reflection by the water’s edge.

Average September Wind Speed in Homa Bay

The chart displays monthly wind speed patterns in Homa Bay, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.92.12.11.71.51.92.01.91.8 m/s1.71.81.7
Data source: Homa Bay September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Homa Bay Compares to Other Months

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

In September, temperatures range from a minimum of 18°C (65°F) to a maximum of 30°C (86°F), averaging around 23°C (73°F). The month experiences significant rainfall, with 136 mm (5.4 in) spread over 21 days, leading to a humidity level of 73%. In contrast, January sees slightly warmer conditions, with temperatures ranging from 17°C (63°F) to a high of 33°C (91°F), maintaining an average of 23°C (74°F). Precipitation is much lower in January, totaling 61 mm (2.4 in) over 11 days, resulting in a humidity level of 72%. For more detailed information about January weather, visit Homa Bay weather in January.

In comparing the weather of September and February, both months exhibit similar minimum temperatures, averaging around 18°C (65°F). However, February tends to be slightly warmer overall, with an average temperature of 24°C (75°F) compared to September's 23°C (73°F) and maximum temperatures reaching 32°C (91°F) versus 30°C (86°F) in September. Additionally, while September sees more precipitation at 136 mm (5.4 in) over 21 days, February experiences significantly less rain, with 67 mm (2.6 in) on just 11 days. Humidity levels remain fairly consistent between the two months, with September at 73% and February slightly lower at 72%. For more detailed insights, check out Homa Bay weather in February.

When comparing the weather in September and March, both months present warm temperatures but exhibit some notable differences. September has a minimum temperature of 18°C (65°F) and an average of 23°C (73°F), with a maximum of 30°C (86°F). In contrast, March starts slightly warmer with a minimum of 19°C (66°F) and averages around 24°C (75°F), reaching up to 33°C (92°F) at its peak. Precipitation levels are relatively high in both months; September experiences 136 mm (5.4 in) of rain over 21 days, while March sees even more with 149 mm (5.9 in) distributed over 19 days. Humidity remains quite comparable, with September at 73% and March slightly lower at 69%. For further details on March weather, you can visit Homa Bay weather in March.

In comparing the weather of September and April, we can observe some notable similarities and differences. Both months feature a minimum temperature of around 18°C (65°F) and an average temperature of approximately 23°C, making them relatively warm overall. However, April tends to be slightly warmer at a maximum of 31°C (89°F) compared to September's peak of 30°C (86°F).

One of the significant differences is in precipitation; April experiences much higher rainfall, with 248 mm (9.8 in) over 25 days, whereas September receives 136 mm (5.4 in) spread over 21 days. Despite the increase in rainfall, humidity remains consistent at 73% for both months. For more detailed insights into April's weather patterns, you can visit Homa Bay weather in April.

September and May display similar average temperatures, with both months enjoying an average of approximately 23°C (73°F). However, September generally experiences slightly warmer maximum temperatures, peaking at 30°C (86°F) compared to May's 29°C (84°F). In terms of precipitation, May is significantly wetter, receiving 249 mm (9.8 in) over 28 days, whereas September sees 136 mm (5.4 in) across 21 days. Additionally, May's humidity levels are higher at 81%, compared to September's 73%. For more detailed insights into May's weather patterns, you can visit Homa Bay weather in May.

In comparing the weather of September and June, we find that both months experience similar maximum temperatures, peaking at 30°C (86°F). However, September typically has a slightly warmer average temperature of 23°C (73°F) compared to June's 22°C (72°F). September also sees more rainfall, with 136 mm (5.4 in) of precipitation spread over 21 days, compared to June's 98 mm (3.8 in) over 18 days. Additionally, while the humidity levels are comparable, September's average humidity is slightly lower at 73%, in contrast to June's 75%. To explore more details about June's weather, you can visit Homa Bay weather in June.

In comparing the weather between September and July, September typically features slightly warmer temperatures, with a minimum of 18°C compared to July's 17°C, and an average of 23°C versus July's 22°C. The maximum temperatures in September can reach up to 30°C, which is notably higher than July's maximum of 28°C. Additionally, September experiences significantly more rainfall, totaling 136 mm across 21 days, while July sees only 77 mm over 17 days. Humidity levels are marginally higher in September at 73%, compared to 71% in July. For a more detailed look at July weather, check out Homa Bay weather in July.

In comparing the weather between August and September, September tends to be slightly warmer with an average temperature of 23°C (73°F) compared to August's 22°C (73°F). The maximum temperatures also rise, peaking at 30°C (86°F) in September versus 29°C (85°F) in August. However, September sees a significant increase in precipitation, totaling 136 mm (5.4 in) over 21 days, compared to August's 93 mm (3.7 in) over 18 days. The humidity is also higher in September at 73%, compared to 69% in August, contributing to a more humid atmosphere. For a closer look at August's weather specifics, check out Homa Bay weather in August.

In September, temperatures remain relatively warm with a minimum of 18°C (65°F) and an average of 23°C (73°F), peaking at 30°C (86°F). However, it experiences significant rainfall, with 136 mm (5.4 in) spread over 21 days, resulting in a humidity level of 73%. In contrast, October mirrors September's temperature range but sees an increase in rainfall, totaling 199 mm (7.8 in) across 25 days, leading to higher humidity at 80%. For more details, you can check Homa Bay weather in October.

In both September and November, the temperatures remain consistent, featuring a minimum of 18°C (65°F), an average of 23°C (73°F), and a maximum of 30°C (86°F). However, November sees a significant increase in precipitation, with 217 mm (8.5 in) falling over 24 days compared to September's 136 mm (5.4 in) over 21 days. This increase also reflects a heightened humidity level in November at 85%, compared to 73% in September. For more detailed information, you can check Homa Bay weather in November.

September and December share similar temperature ranges, with both months exhibiting a minimum of 18°C (65°F), an average of 23°C (73°F), and a maximum of 30°C (86°F). However, December experiences slightly lower precipitation at 133 mm (5.2 in) compared to September's 136 mm (5.4 in), although both months see rainfall on approximately 21 days. Notably, December has a higher humidity level at 80%, in contrast to September's 73%. For a detailed look at December weather in Homa Bay, visit Homa Bay weather in December.

Compare Homa Bay's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Homa Bay

In September, Homa Bay experiences a unique transition as it embraces the tail end of the rainy season. With an average temperature of 23°C, this month stands out for its increased humidity, reaching 73%, and frequent downpours, occurring on 21 days, resulting in a total precipitation of 136 mm. This blend of warm temperatures and persistent rain creates a vibrant atmosphere, unlike the drier months before and after. Visitors can expect lush landscapes and a refreshing ambiance, making it a captivating time to explore. For deeper insights into Homa Bay's climate throughout the year, check out Homa Bay Climate.