December Weather in Nanyuki, Kenya

Last updated: August 21, 2025

In December, Nanyuki, Kenya experiences a delightful blend of mild temperatures and persistent humidity, making it an appealing destination for travelers. With maximum temperatures reaching 25°C (78°F) and an average of 17°C (63°F), the climate is generally comfortable; however, the nights can be quite cool, dipping to a minimum of 8°C (47°F). This month also sees 78 mm (3.1 in) of rainfall across 13 days, contributing to the region's lush landscape. With humidity levels hovering around 84%, visitors can expect a vibrant, verdant environment, ideal for exploring the natural beauty of Nanyuki amidst its charming weather patterns.

December Temperature in Nanyuki

In December, Nanyuki, Kenya experiences a notable shift in temperatures as the year draws to a close. With minimums dipping to 8°C (47°F) and daytime averages sitting comfortably around 17°C (63°F), the crispness in the air heralds the arrival of the rainy season. The peaks reach up to 25°C (78°F), offering a refreshing escape from the heat typical of lower altitudes. Observing the year’s progression, December's temperatures mirror the cooler trends seen from June to August, yet maintain an inviting warmth that encourages outdoor activities. This month strikes a perfect balance, making it an ideal time for visitors to enjoy Nanyuki's stunning landscapes amid a pleasantly cool atmosphere.

December Weather in Nanyuki: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Nanyuki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nanyuki, December 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).
JanFebMarAprMayJunJulAugSepOctNovDec646566656463616263646363
Data source: Temperature data for Nanyuki 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.

December Precipitation in Nanyuki

In Nanyuki, Kenya, December marks the transition from the heavy rainfall of late spring to a relatively drier summer, with precipitation totaling 78 mm (3.1 in) over approximately 13 rainy days. This pattern reflects a notable drop from November's substantial 207 mm (8.1 in), emphasizing the shift towards drier conditions as the year ends. While December is wetter than early months like January and February, it stands in stark contrast to the much higher rainfall seen in October, which recorded a significant 324 mm (12.7 in). As the year concludes, Nanyuki experiences a manageable level of rainfall, making it a period of lush greenery while offering a reprieve from prolonged deluges.

December Precipitation Trends in Nanyuki

The chart displays monthly precipitation patterns in Nanyuki, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Nanyuki, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec3944761812344967626632420778
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Nanyuki

In December, Nanyuki, Kenya, experiences a notable increase in humidity, reaching 84%, which marks a peak as the year draws to a close. This significant rise follows November’s already high levels of 89% and continues the trend of high humidity seen since October, where it surged to 76%. The month serves as a contrast to the drier conditions of February and March, with their respective humidity levels of 53% and 49%, indicating a shift to a more humid climate as the rainy season approaches. As Nanyuki transitions from the cooler, drier months of early year, December’s moisture-laden air sets the stage for lush landscapes and vibrant ecosystems typical of the region, showcasing the dynamic rhythm of its weather patterns.

December Average Humidity in Nanyuki

This chart illustrates the average monthly humidity levels in Nanyuki, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Nanyuki 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 December generated using information from the Copernicus Climate Change Service.

December UV Index in Nanyuki

In December, Nanyuki, Kenya, experiences a significant UV Index of 14, categorizing it as extreme and necessitating careful sun protection measures. This month’s UV levels are consistent with the previous few months, reflecting a trend throughout the year where the exposure remains notably high. From January through November, the UV Index frequently hovers between 14 and 17, indicating that residents and visitors alike should remain vigilant, as the burn time remains a mere 10 minutes regardless of the month. These conditions underline the importance of sunscreen and protective clothing to safeguard from harsh solar rays. For more information on the UV Index trends in this vibrant region, visit Nanyuki UV Index.

Maximum UV Index Levels in Nanyuki for December

The chart shows the monthly maximum UV Index (UVI) for Nanyuki in December, 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 December, the maximum UV index in Nanyuki typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161717161412131315141414
Data source: Nanyuki December 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.

December Sunshine in Nanyuki

In Nanyuki, Kenya, December shines brightly with 349 hours of sunshine, marking one of the sunniest months of the year. As the year progresses, there is a clear upward trend in sunshine hours, peaking in August with 347 hours and maintaining a strong performance through to the year’s end. This increase from the earlier months, such as January's 288 hours, showcases Nanyuki's delightful shift towards longer, sun-drenched days. As the festive season approaches, the vibrant daylight not only enhances the landscape but also enriches the spirit, making December a perfect time for outdoor adventures and celebrations under the warm African sun.

Monthly Sunshine Duration in Nanyuki: December Highlighted

The December sunshine duration represents the total number of hours Nanyuki experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec288h318h346h320h342h331h335h347h339h345h329h349h
Data source: Nanyuki December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Nanyuki During December

As December approaches in Nanyuki, Kenya, the likelihood of sunny weather stands at 36%, showing a slight dip compared to the preceding month of November, which boasts a 44% chance of sunshine. This trend reflects a gradual decrease in sunny days towards the end of the year, aligning with the overall pattern observed from January through July, where the sun's presence fluctuates notably. Notably, the dry months of January and March feature the highest probabilities with 51% and 48%, respectively, while July plummets to a mere 21%. As the festive season unfolds, December offers a mix of cool and potentially cloudy weather, inviting visitors to enjoy the charm of Nanyuki, albeit with an awareness of the limited sunshine.

Percentage of Sunny Days in December in Nanyuki

The chart illustrates the percentage of sunny days in Nanyuki throughout the year, with December 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 Nanyuki experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec51%34%48%35%36%45%21%34%39%36%44%36%
Data source: Nanyuki December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Nanyuki in December

In Nanyuki, Kenya, December's daylight duration is a consistent 12 hours, mirroring the trend observed throughout the year. This remarkable stability highlights a unique characteristic of the region's equatorial climate, where day length remains largely uniform regardless of the season. Whether in the bright light of January or the festive spirit of December, residents and visitors alike enjoy the same generous share of daylight, allowing for activities under the sun to flourish year-round. The relentless rhythm of day and night in Nanyuki enhances both the beauty of its landscapes and the vibrancy of daily life, making it an enchanting destination for all.

Average Daylight Hours in Nanyuki for December

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

December Winds in Nanyuki

As December settles in Nanyuki, Kenya, the gentle breeze slows to an average wind speed of 1.8 m/s (4 mph), marking one of the more tranquil months of the year. This calming wind is a shift from the slightly brisker conditions experienced in the middle months, particularly from June through September, where the wind consistently reached 2.4 m/s (5 mph). Notably, December's calmness follows the tail end of a year characterized by fluctuating winds, starting strong in the earlier months with averages typically around 2.3 m/s (5 mph). This gradual decline in speed to the year's close creates a serene atmosphere, perfect for enjoying the lush landscapes and vibrant wildlife that thrive in Nanyuki.

Average December Wind Speed in Nanyuki

The chart displays monthly wind speed patterns in Nanyuki, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.32.12.31.91.82.42.42.42.42.01.91.8 m/s
Data source: Nanyuki December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Nanyuki Compares to Other Months

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

In December, the weather features a minimum temperature of 8°C (47°F) and an average of 17°C (63°F), peaking at a maximum of 25°C (78°F). The month sees considerable rainfall, with 78 mm (3.1 in) of precipitation spread over 13 days, resulting in high humidity at 84%. In contrast, January experiences slightly warmer temperatures, with a minimum of 8°C (47°F), an average of 18°C (64°F), and a maximum reaching 27°C (81°F). Rainfall significantly decreases to 39 mm (1.5 in) across just 5 days, leading to a drop in humidity to 64%. For a closer look at the climate specifics, you can refer to Nanyuki weather in January.

In December, Nanyuki experiences a warm range of temperatures, with a minimum of 8°C (47°F) and a maximum of 25°C (78°F). The average temperature hovers around 17°C (63°F), accompanied by significant precipitation of 78 mm (3.1 in) over 13 days, leading to a high humidity level of 84%. In contrast, February sees slightly warmer weather, with an average temperature of 18°C (65°F) and a maximum reaching 28°C (82°F). Precipitation decreases to 44 mm (1.7 in), falling on just 9 days, and humidity drops significantly to 53%. This shift makes February generally drier and more comfortable compared to the wetter, more humid December. For more details on February weather, you can visit Nanyuki weather in February.

In December, the weather typically features milder temperatures with a minimum of 8°C and a maximum of 25°C, resulting in an average of 17°C. The month experiences relatively high humidity at 84%, along with substantial precipitation of 78 mm over 13 days. In contrast, March experiences slightly warmer conditions with a minimum temperature of 10°C and a maximum reaching 28°C, yielding an average of 19°C. Although March has a similar level of precipitation at 76 mm across 12 days, the humidity drops significantly to 49%. For more details on the weather in March, you can check Nanyuki weather in March.

When comparing the weather in December and April, it's evident that April tends to be warmer and wetter. December features a minimum temperature of 8°C (47°F) and an average of 17°C (63°F), with a maximum of 25°C (78°F). In contrast, April starts at a higher minimum of 11°C (53°F) and has an average temperature of 19°C (66°F), reaching up to 29°C (85°F). Additionally, April sees significantly more rainfall, with 181 mm (7.1 in) over 21 days compared to December's 78 mm (3.1 in) over 13 days. The humidity in April is also lower at 54%, compared to December's 84%. For more details, you can check Nanyuki weather in April.

December weather in Nanyuki is characterized by mild temperatures, ranging from a minimum of 8°C (47°F) to a maximum of 25°C (78°F), with an average of 17°C (63°F). The month experiences relatively high humidity at 84% and sees around 78 mm (3.1 in) of precipitation over 13 days. In contrast, May features slightly warmer temperatures, with a minimum of 10°C (50°F) and a maximum of 28°C (82°F), averaging 18°C (65°F). However, May also brings significantly more rainfall, totaling 234 mm (9.2 in) across 19 days, alongside lower humidity levels of 71%. For more detailed information on May weather in Nanyuki, visit Nanyuki weather in May.

In December, the weather features a warmer temperature range with a minimum of 8°C (47°F) and a maximum of 25°C (78°F), while June experiences slightly higher minimums at 10°C (51°F) and similar maximums around 25°C (77°F). Both months share an average temperature of 17°C (63°F), but December has higher humidity at 84% compared to June's 70%. Additionally, December sees more rainfall, with 78 mm (3.1 in) over 13 days, whereas June has a relatively drier climate with 49 mm (1.9 in) over 10 days. For more detailed information about June weather, you can visit Nanyuki weather in June.

In comparing the weather between December and July, we see some notable differences. December enjoys a slightly warmer average temperature, with highs reaching up to 25°C (78°F) and a minimum of 8°C (47°F). This month also experiences higher humidity at 84% and more rainfall, averaging 78 mm (3.1 in) over approximately 13 days. In contrast, July presents a similar maximum temperature of 25°C (77°F), but with a slightly cooler average of 16°C (62°F) and a minimum of 9°C (48°F). Furthermore, July has less precipitation, totaling 67 mm (2.6 in) over about 14 days, alongside lower humidity at 63%. For more detailed insights into the weather specifics, you can check out Nanyuki weather in July.

When comparing the weather in December and August, both months exhibit mild temperatures, but with some notable differences. December showcases a wider temperature range, with minimums of 8°C (47°F) and maximums reaching up to 25°C (78°F), while August has a slightly warmer range with a minimum of 9°C (48°F) and a maximum of 26°C (79°F). Precipitation is more prevalent in December, accumulating 78 mm (3.1 in) over 13 days, compared to August, which sees only 61 mm (2.4 in) over 11 days. Additionally, humidity levels are significantly higher in December at 84%, while August enjoys a more comfortable 60% humidity. For more detailed information on the weather in August, you can check Nanyuki weather in August.

In December, the weather tends to be slightly warmer than in September, with average temperatures remaining the same at 17°C (63°F), but reaching a maximum of 25°C (78°F), compared to September's high of 27°C (81°F). The minimum temperatures are comparable, with December seeing a low of 8°C (47°F) versus September's 9°C (49°F). Precipitation in December is higher, with 78 mm (3.1 in) across 13 days, compared to September's 66 mm (2.6 in) over 14 days. Additionally, December has higher humidity at 84%, compared to 63% in September. For more detailed insights on September weather specifically, you can visit Nanyuki weather in September.

When comparing the weather in December and October, December tends to be slightly warmer with average temperatures ranging from 8°C (47°F) to 25°C (78°F), while October sees slightly cooler temperatures, with a minimum of 11°C (52°F) and a maximum of 26°C (79°F). Precipitation levels are significantly higher in October, totaling 324 mm (12.7 in) over 24 days, compared to December's 78 mm (3.1 in) over just 13 days. Additionally, December experiences higher humidity at 84% compared to October's 76%. For more details on October weather, you can visit Nanyuki weather in October.

In comparing the weather of December and November, we find some notable differences. December sees slightly warmer temperatures, with a minimum of 8°C and a maximum of 25°C compared to November's range of 9°C to 26°C. The average temperature remains similar, around 17°C. However, December experiences significantly less precipitation, totaling 78 mm over 13 days, in contrast to November’s 207 mm over 21 days. Additionally, humidity decreases slightly in December at 84%, compared to November’s 89%. For more detailed insights on November weather, you can visit Nanyuki weather in November.

Compare Nanyuki's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Nanyuki

In December, Nanyuki experiences a delightful transition as temperatures remain moderate, with pleasant days averaging around 17°C and cooler nights that dip to about 8°C. This month marks a shift from the drier spell of the preceding months, welcoming an increase in humidity to 84%, and bringing about an average of 78 mm of rainfall over 13 days. This gentle mix of warmth and moisture sets the stage for a lush landscape, making it a unique time to enjoy Nanyuki’s natural beauty. For a deeper dive into Nanyuki's climate patterns throughout the year, visit Nanyuki Climate.