September Weather in Naivasha, Kenya

Last updated: August 21, 2025

September in Naivasha, Kenya offers a mild and refreshing climate, featuring a maximum temperature of 23°C (74°F) and an average of 15°C (59°F). The cool evenings dip to a minimum of 7°C (45°F), making for comfortable nights. This month experiences 80 mm (3.2 in) of precipitation spread across approximately 15 days, contributing to a humidity level of 63%. Visitors can expect a blend of sunny spells and occasional rain, ideal for enjoying the scenic landscapes and vibrant ecosystems that Naivasha is renowned for.

September Temperature in Naivasha

In September, Naivasha experiences a gentle transition as temperatures edge towards the warmth of late spring. With a minimum temperature of around 7°C (45°F) and a maximum reaching 23°C (74°F), the climate is quite moderate and pleasant. The average temperature hovers at about 15°C (59°F), slightly warmer than the chillier months of July and August. This month heralds a gradual increase in warmth, evidenced by a noticeable uptick in maximum temperatures, creating an inviting atmosphere for exploration and outdoor activities. As the region shifts into October, temperatures will continue to rise, but September remains a charming prelude to the hotter days ahead.

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

The chart illustrates September temperature patterns in Naivasha, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Naivasha, 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).
JanFebMarAprMayJunJulAugSepOctNovDec616263626159575859616161
Data source: Temperature data for Naivasha 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 Naivasha

September in Naivasha, Kenya, sees a return to moderate precipitation levels, with 80 mm (3.2 in) of rain over 15 days. This month marks a slight recovery from the drier spells of July and August, where rainfall was comparatively lower, totaling only 47 mm and 52 mm, respectively. The amount of rain in September aligns closely with the wetter months earlier in the year, such as January and February, both of which had around 80 mm of precipitation but spread over fewer days. This trend highlights September as a transitional period, bridging the dry winter months with the upcoming peak of the rainy season in October and November, where precipitation will significantly increase.

September Precipitation Trends in Naivasha

The chart displays monthly precipitation patterns in Naivasha, 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 Naivasha, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec928015917616080485280141139121
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Naivasha

In Naivasha, Kenya, the humidity levels exhibit a notable seasonal pattern throughout the year. Starting at a comfortable 64% in January, the figures drop to their lowest point of 49% in March, signifying the gradual approach of the dry season. As the months progress into April and May, humidity begins to rise sharply, peaking at 71% in May and remaining high at 70% in June. In September, humidity stabilizes at 63%, reflecting the tail end of the cool, drier months. However, as the year approaches October and beyond, a dramatic increase is observed, culminating at a steep 89% in November and 84% in December. This shift underscores the transition to the wet season, showcasing Naivasha's unique climatic rhythm where expansive greenery thrives amidst fluctuating moisture levels.

September Average Humidity in Naivasha

This chart illustrates the average monthly humidity levels in Naivasha, 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 Naivasha is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec64%53%49%54%71%70%63%60%63%76%89%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Naivasha

In September, Naivasha experiences a UV Index of 15, indicating an extreme exposure category, with a rapid burn time of just 10 minutes. This slight dip from August's UV Index of 14 showcases a seasonal variation, yet the threat remains consistently high throughout the year. From January to April, the UV levels peak at 17, underscoring the importance of sun protection in these months. As we transition into the latter part of the year, values remain relatively stable, holding steady between 12 and 14. Overall, these figures highlight the persistent solar intensity in Naivasha, making sun safety a year-round priority. For more information, visit Naivasha UV Index.

Maximum UV Index Levels in Naivasha for September

The chart shows the monthly maximum UV Index (UVI) for Naivasha 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 Naivasha typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161717171412121415141414
Data source: Naivasha 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 Naivasha

As September approaches, Naivasha, Kenya, basks in a generous 330 hours of sunshine, continuing the region's trend of abundant daylight since the onset of the year. Following a peak in August with 336 hours, this slight dip signifies a transition into the latter half of the year, yet it remains a favorable month for outdoor activities and explorations. The sunshine averages reveal a remarkable consistency, with each month delivering over 300 hours since January, highlighting Naivasha's reputation as a sun-soaked destination. This enduring brightness not only enhances the local landscape but also invites a vibrant culture of leisure and adventure. As October looms, predictions suggest an even sunnier outlook, with the potential to reach 337 hours, further reinforcing Naivasha's allure for sun-seekers.

Monthly Sunshine Duration in Naivasha: September Highlighted

The September sunshine duration represents the total number of hours Naivasha 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.
JanFebMarAprMayJunJulAugSepOctNovDec283h310h335h307h326h317h323h336h330h337h326h337h
Data source: Naivasha September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Naivasha During September

As September rolls into Naivasha, Kenya, the likelihood of sunny weather dips to 25%, reflecting a transitional phase towards the wetter months. This trend follows the notable fluctuations seen throughout the year, where January shines with a robust 39% chance of sun, while the notoriously rainy periods in July drop to a stark 9%. Although September does experience more sunshine than in the months surrounding it, like May and April, it signifies the gradual shift into higher rainfall, paving the way to an invigorating landscape. Observing the overall pattern, it’s clear that while September may not boast the sunniest disposition, it bridges the dry and wet seasons, embracing the anticipation of nature’s rejuvenation.

Percentage of Sunny Days in September in Naivasha

The chart illustrates the percentage of sunny days in Naivasha 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 Naivasha experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec39%28%41%27%20%26%9%29%25%31%41%29%
Data source: Naivasha September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Naivasha in September

In Naivasha, Kenya, the daylight duration remains remarkably consistent throughout the year, with approximately 12 hours of daylight each month. This unyielding pattern suggests a stable climate, allowing residents and visitors to enjoy ample time under the sun no matter the season. In September, as with every other month, daylight lingers for half the day, providing a perfect backdrop for the region's vibrant landscapes and rich biodiversity. This consistency not only enhances outdoor activities but also contributes to the area's overall sense of rhythm and balance, making Naivasha a delightful destination all year round.

Average Daylight Hours in Naivasha for September

The chart illustrates the variation in daylight duration in Naivasha 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 7m12h 5m12h 4m12h 4m12h 4m12h 4m12h 4m12h 5m12h 6m12h 8m12h 9m
Data source: Naivasha daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Naivasha

As the seasons change in Naivasha, Kenya, September emerges with a refreshing average wind speed of 1.9 m/s (4 mph), marking a slight but notable increase from the calmer months preceding it. This gentle breeze complements the cozy transition into spring, inviting locals and visitors alike to embrace outdoor adventures by the lake. Compared to the previous months, the steady rise in wind speed throughout the year reflects a subtle vibrancy in the region's weather patterns. From a serene January to a more spirited September, the winds weave a tapestry of change, offering a delightful breath of fresh air as nature awakens.

Average September Wind Speed in Naivasha

The chart displays monthly wind speed patterns in Naivasha, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.41.41.81.71.51.91.91.81.9 m/s1.71.61.8
Data source: Naivasha September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Naivasha Compares to Other Months

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

In September, temperatures range from a cool 7°C (45°F) to a comfortable maximum of 23°C (74°F), with an average of 15°C (59°F). The month experiences higher precipitation, totaling 80 mm (3.2 in) over about 15 days, resulting in a humidity level of 63%. In contrast, January features slightly warmer weather, with temperatures starting at a minimum of 7°C (45°F) and reaching a maximum of 26°C (78°F) while maintaining an average of 16°C (62°F). Despite experiencing more rainfall at 92 mm (3.6 in) over just 8 days, January's humidity remains comparable at 64%. For more detailed weather information, see Naivasha weather in January.

In comparing the weather of September and February, we see some notable differences. September tends to be slightly cooler, with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 23°C (74°F). It also experiences higher humidity at 63% and more rainy days, totaling 15 days of precipitation. In contrast, February offers a warmer average temperature with a minimum of 6°C (44°F) and a maximum of 26°C (80°F), accompanied by lower humidity at 53% and fewer rainy days, with precipitation occurring over just 9 days. Despite both months receiving similar total rainfall of around 80 mm (3.1 to 3.2 inches), February generally feels warmer and drier compared to September. For more specific details, you can check Naivasha weather in February.

When comparing the weather in September and March, we can see some notable differences. September tends to be cooler, with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 23°C (74°F), while March offers slightly warmer conditions, with temperatures reaching from a minimum of 8°C (47°F) to a maximum of 27°C (81°F). Precipitation is also significantly higher in March, totaling 159 mm (6.3 in) compared to 80 mm (3.2 in) in September, although both months experience a similar number of rainy days—15 in September and 14 in March. Additionally, March has lower humidity at 49%, compared to September's 63%. For more detailed insights, you can check Naivasha weather in March.

When comparing the weather in September and April, notable differences emerge. September typically shows cooler temperatures, with a minimum of 7°C (45°F) and an average of 15°C (59°F), while April's temperatures range from a minimum of 10°C (50°F) to an average of 17°C (63°F). Additionally, April experiences much warmer highs, reaching up to 28°C (82°F), compared to September's maximum of 23°C (74°F). Precipitation also varies significantly; April sees 175 mm (6.9 in) of rainfall across 21 days, whereas September has only 80 mm (3.2 in) over 15 days. Despite the higher rainfall in April, it boasts lower humidity levels at 54%, compared to September's 63%. For more specific insights into April weather in Naivasha, you can visit Naivasha weather in April.

In comparing the weather of September and May, we observe that September has slightly cooler temperatures, with a minimum average of 7°C and a maximum of 23°C, while May features milder conditions with temperatures ranging from a minimum of 9°C to a maximum of 24°C. Additionally, May experiences higher precipitation, totaling 160 mm across 22 days, compared to September's 80 mm over 15 days. The humidity levels are also higher in May at 71%, versus 63% in September. For more detailed information, you can check Naivasha weather in May.

In comparing the weather of September and June, both months feature similar temperature ranges, with September experiencing slightly higher maximum temperatures averaging 23°C (74°F) compared to June's 22°C (72°F). Both months have minimum temperatures hovering at around 7°C (45°F), and average temperatures at 15°C (59°F). Precipitation levels are also quite close, with both months receiving approximately 80 mm of rainfall, though September has 15 rainy days and June has 16 rainy days. Humidity is slightly lower in September at 63%, while June sees higher humidity levels at 70%. For those interested in specifics about thunderstorms, rain, and other June conditions in Naivasha, you can check out Naivasha weather in June.

In comparing the weather of September and July, we find that September tends to be slightly warmer, with average temperatures reaching 15°C (59°F) compared to July's 14°C (58°F). However, both months have similar minimum temperatures, with September at 7°C (45°F) and July at 8°C (46°F). Precipitation levels are notably higher in September, with 80 mm (3.2 in) of rainfall over 15 days, while July sees only 47 mm (1.9 in) of precipitation over the same number of days. Both months also share the same humidity level of 63%. For more detailed information about July weather in Naivasha, you can visit Naivasha weather in July.

In comparing the weather of September and August, September typically shows slightly warmer temperatures, with an average of 15°C (59°F) compared to August's 14°C (58°F). While both months have a minimum temperature around 7°C (45°F), September reaches a maximum of 23°C (74°F), just 1°C cooler than August's peak of 24°C (75°F). Precipitation increases in September, totaling 80 mm (3.2 in) over 15 days, while August sees less rain, with 52 mm (2.0 in) across 12 days. Humidity is also marginally higher in September at 63%, compared to 60% in August. For more detailed information, you can check Naivasha weather in August.

September and October exhibit notable differences in weather conditions. In September, temperatures range from a minimum of 7°C (45°F) to a maximum of 23°C (74°F) with an average of 15°C (59°F), while October sees slightly warmer temperatures, with a minimum of 9°C (48°F) and a maximum of 24°C (75°F), averaging 16°C (61°F). Precipitation levels increase significantly in October, totaling 141 mm (5.5 in) over 20 days, compared to September's 80 mm (3.2 in) over 15 days. Additionally, humidity rises from 63% in September to 76% in October, contributing to a more humid atmosphere. For more details on the weather trends in October, you can visit Naivasha weather in October.

In September, the weather is mild with average temperatures ranging from 7°C (45°F) at night to a maximum of 23°C (74°F) during the day, and an average humidity of 63%. This month experiences about 80 mm (3.2 in) of precipitation over 15 days, making it relatively drier compared to the following month.

In contrast, November sees slightly warmer temperatures, with a minimum of 8°C (47°F) and a maximum reaching 25°C (76°F), resulting in a higher average of 16°C (61°F). The humidity rises to 89%, and the month is notably wetter, receiving approximately 139 mm (5.5 in) of rain across 19 days. For more detailed information about the weather in November, you can visit Naivasha weather in November.

In comparing the weather of September and December, we can observe some notable differences. September typically has a minimum temperature of 7°C (45°F) and an average of 15°C (59°F), reaching a maximum of 23°C (74°F). It experiences around 80 mm (3.2 in) of precipitation over 15 days, with humidity levels averaging 63%. In contrast, December brings slightly warmer temperatures, with a minimum of 8°C (47°F) and an average of 16°C (61°F), peaking at 25°C (77°F). However, December sees increased precipitation, totaling 121 mm (4.8 in) over 14 days, coupled with a higher humidity level of 84%. For more detailed information, check out Naivasha weather in December.

Compare Naivasha's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Naivasha

As the transition to spring unfolds, September in Naivasha presents a unique climate characterized by moderate temperatures and increased rainfall. With average highs reaching around 23°C (74°F) and refreshing lows dipping to 7°C (45°F), this month showcases a contrast to the more stable dry season temperatures. The humidity lingers at a comfortable 63%, enhancing the lush scenery that accompanies 80 mm of rainfall over 15 days. While September may appear wetter compared to other months, it also breathes life into the region, paving the way for vibrant landscapes. For a deeper understanding of the overall climate patterns, visit Naivasha Climate.