Last updated: August 21, 2025
Experience the vibrant January weather in Nairobi, Kenya, where temperatures can reach a pleasant maximum of 30°C (86°F) during the day. With an average temperature of 20°C (68°F) and nighttime lows dipping to a refreshing 11°C (52°F), the climate offers a comfortable balance. Rainfall is moderate, with 36 mm (1.4 in) of precipitation spread across 6 days, adding a touch of freshness to the air. The city's humidity level hovers around 64%, creating a mild tropical atmosphere that's perfect for exploring the beauty of Nairobi. Whether you're wandering through lush parks or enjoying a local market, January's delightful weather sets the stage for an unforgettable experience.
In January, Nairobi, Kenya experiences a delightful climate that sets the tone for the year. With a minimum temperature of 11°C (52°F) and an average of 20°C (68°F), the city enjoys a pleasant warmth during the day, peaking at a maximum of 30°C (86°F). This month marks the transition into the hotter season, with February steadily approaching 31°C (88°F), while March nudges up to a warm 32°C (90°F). As the months progress, the temperatures tend to fluctuate slightly, dipping in June and July to cooler averages around 18°C (65°F), only to rebound again in September and October. Overall, January is characterized by its inviting warmth, serving as an ideal starting point for the vibrant life that unfolds in this dynamic city.
In January, Nairobi experiences a gentle start to the year with 36 mm (1.4 in) of rainfall spread over 6 days. This mild precipitation sets the tone for the month, as the city transitions from the dry season into the wet season, leading into February's slightly lower rainfall of 33 mm (1.3 in). The dry spell early in the year begins to give way to more substantial rains by March, where precipitation notably increases to 80 mm (3.1 in) across 12 days, hinting at the forthcoming downpours typical of the subsequent months. As the rainy season progresses, Nairobi sees a significant uptick in rainfall, peaking in April with 146 mm (5.7 in) over 23 days, which marks the heart of the wet season. This trend illustrates a clear pattern of increasing precipitation as the year unfolds, with each month building up to a peak before gradually tapering off in the drier months that follow.
In January, Nairobi experiences a moderate humidity level of 64%, marking the beginning of a shift as the year progresses. This figure stands in contrast to the drier months of February and March, where humidity dips to 53% and 49%, respectively. As the wet season approaches, humidity begins to rise again, peaking in October at a notable 76%, followed closely by November and December, which exhibit even higher levels at 89% and 84%. This trend highlights a clear seasonal pattern, with humidity generally increasing as the year transitions from the dry to the wet season, creating a rich, tropical atmosphere that culminates towards the year's end.
In January, Nairobi experiences a UV Index of 15, categorizing it as extreme and highlighting the significant risk of harm from unprotected sun exposure, with a burn time of just 10 minutes. This intense exposure is a trend that continues through February and March, peaking at 16, while maintaining the same risk level throughout April as well. As the months progress into the cooler seasons, there is a slight decrease, with May showing a UV Index of 13, but it remains in the extreme category. Interestingly, even in the mid-year months of June and July, where the index drops to 11, the 10-minute burn time still underscores the need for sun protection. The pattern of extreme UV conditions recurs in late winter and early spring, with indices reaching up to 14 in September and October before settling back to 13 by December. Given this consistent threat year-round, it's vital to remain vigilant and informed; for more details on the UV Index in Nairobi, check out Nairobi UV Index.
UV Risk Categories
January kicks off the year in Nairobi with a delightful 289 hours of sunshine, setting a warm tone for the months ahead. As the days progress into February, sun-worshippers can bask in an increase to 313 hours, signaling the slow but steady transition into more vibrant weather. By March, the city shines even brighter with 340 hours of sunshine, peaking in October at an impressive 343 hours. This trend continues through the year's latter months, where December closes out with 344 hours—the sun consistently gracing the skyline. Each month showcases Nairobi’s splendid sunny disposition, offering a tapestry of radiant days that invite both locals and travelers to revel in the city’s warmth.
In Nairobi, Kenya, January stands out as a promising month for sunny weather, boasting a 46% chance of sunshine, making it one of the sunniest times of the year. As it transitions to February and March, the likelihood of clear skies dips slightly to 32% and 43%, respectively. However, the trend does not hold as the rainy season approaches, leading to a notable decrease in sunny days from April onwards, where the probability drops to 26% and continues to decline through the winter months until July, when the chances of sunshine plummet to a mere 10%. Following this gloomy stretch, the sun begins to reemerge, but it doesn't regain its earlier strength right away, lingering around the 20% to 30% range for the remainder of the year, illustrating a clear seasonal rhythm that makes January an ideal time to bask in the sun's warm glow.
In Nairobi, Kenya, January heralds a consistent rhythm of 12 hours of daylight, a trend that continues unwaveringly throughout the year. As the sun rises and sets with remarkable predictability, this equal distribution of light fosters a vibrant atmosphere perfect for outdoor adventures and cultural experiences. The constancy of daylight from January through December encourages not just the daily routines of its residents, but also invites visitors to explore the city's rich tapestry of life. This equatorial phenomenon provides a unique opportunity to enjoy the beauty of Nairobi in every season, all while basking in roughly the same amount of sunlight day after day.
In Nairobi, January greets the year with a gentle breeze, averaging 2.8 m/s (6 mph), setting the tone for a month characterized by mild winds. This early burst of air flows into February, where the wind speed drops slightly to 2.3 m/s (5 mph), hinting at a tranquil, calm atmosphere. As the seasons transition into March, however, the winds pick up, reaching 3.5 m/s (8 mph), invigorating the landscape and heralding the forthcoming spring. Continuing this upward trend, April sees a modest reduction to 2.5 m/s (5 mph), offering a delicate balance before the winds continue to fluctuate throughout the year. The data reflects a pattern where January’s breezy beginnings give way to a dynamic range of winds in the following months, sustaining the vibrant essence of Nairobi's climate.
Weather in Nairobi varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Nairobi, focusing on differences in temperature, rainfall, humidity, and UV levels.
January and February exhibit similar warm temperatures, with January averaging 20°C (68°F) and February slightly warmer at 21°C (70°F). The maximum temperatures are also comparable, with January reaching up to 30°C (86°F) and February peaking at 31°C (88°F). Both months experience a modest amount of precipitation, with January receiving 36 mm (1.4 in) over 6 days, while February sees slightly less at 33 mm (1.3 in) over 7 days. Humidity levels are higher in January at 64%, dropping to 53% in February, contributing to a more comfortable feel later in the season. For more detailed information, you can check Nairobi weather in February.
In January, the weather in Nairobi is characterized by warm temperatures, with a minimum of 11°C (52°F) and a maximum of 30°C (86°F). The month sees an average temperature of 20°C (68°F), along with 36 mm (1.4 in) of precipitation spread over 6 days, resulting in a humidity level of 64%. In contrast, March experiences slightly warmer conditions, with a minimum of 13°C (55°F) and a maximum of 32°C (90°F), leading to an average temperature of 21°C (70°F). However, March is much wetter, receiving 80 mm (3.1 in) of rain over 12 days, contributing to a lower humidity of 49%. For more details, visit Nairobi weather in March.
In comparing January and April weather, January features milder temperatures with minimums around 11°C (52°F) and maximums reaching 30°C (86°F), while April sees slightly warmer conditions with minimums at 14°C (58°F) and maximums peaking at 31°C (87°F). Precipitation levels differ significantly; January receives about 36 mm (1.4 in) over approximately 6 days, whereas April experiences a considerable increase in rainfall, totaling 146 mm (5.7 in) across 23 days. Humidity is also different, with January exhibiting a higher level at 64%, compared to April's relatively lower humidity of 54%. For a more detailed look at the weather in April, you can check Nairobi weather in April.
In January, the weather in Nairobi is generally warm with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 30°C (86°F) and an average of 20°C (68°F). The month experiences relatively low precipitation, totaling 36 mm (1.4 in) over about 6 days, resulting in a humidity level of 64%.
In contrast, May sees slightly cooler temperatures with a minimum of 12°C (54°F), an average of 19°C (67°F), and a maximum of 28°C (82°F). However, it is significantly wetter, with total precipitation reaching 133 mm (5.2 in) spread across 19 days, which increases the humidity to 71%. For more detailed information, you can check Nairobi weather in May.
In January, the weather is generally warmer, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 30°C (86°F) and an average of 20°C (68°F). The month experiences about 36 mm (1.4 in) of precipitation over approximately 6 days, accompanied by a humidity level of 64%. In contrast, June tends to be cooler, with temperatures ranging from a low of 10°C (51°F) to a high of 26°C (80°F) and an average of 18°C (65°F). The precipitation increases to 55 mm (2.2 in) spread over around 10 days, resulting in slightly higher humidity at 70%. For more details, you can check Nairobi weather in June.
January and July offer distinct weather experiences in Nairobi. In January, temperatures range from a minimum of 11°C (52°F) to a maximum of 30°C (86°F), with an average of 20°C (68°F). This month experiences a bit more rainfall, with about 36 mm (1.4 in) of precipitation over 6 days, paired with a humidity level of 64%. In contrast, July tends to be cooler, with temperatures fluctuating between 9°C (48°F) and 27°C (81°F), averaging around 18°C (64°F). Precipitation is less frequent in this month, totaling 21 mm (0.8 in) over 5 days, and humidity is slightly reduced at 63%. Overall, January is warmer and wetter compared to the cooler and drier conditions of July. For more detailed information, visit Nairobi weather in July.
In January, the weather in Nairobi is generally warmer, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 30°C (86°F) and an average of 20°C (68°F). This month also sees a moderate level of precipitation at 36 mm (1.4 in) across 6 days and a humidity level of 64%. In contrast, August features slightly cooler temperatures, with a minimum of 8°C (47°F), an average of 18°C (65°F), and a maximum of 29°C (85°F). August typically experiences less rainfall, totaling 26 mm (1.0 in) over the same number of days, accompanied by a slightly lower humidity of 60%. For more detailed weather information, you can check Nairobi weather in August.
January and September in Nairobi showcase similar climates, though with slight variations. In January, temperatures range from a minimum of 11°C (52°F) to a maximum of 30°C (86°F), with an average temperature of 20°C (68°F) and humidity at 64%. In contrast, September sees slightly cooler temperatures, with a range from 10°C (50°F) to 28°C (82°F) and a similar average of 19°C (66°F). Both months receive comparable precipitation, with January experiencing 36 mm over 6 days and September slightly more at 36 mm over 7 days. For more details on September weather, you can check Nairobi weather in September.
In January, the weather is characterized by slightly warmer temperatures, with a minimum of 11°C (52°F) and a maximum of 30°C (86°F). The month experiences lower precipitation levels at 36 mm (1.4 in) over just six days, resulting in a relatively comfortable humidity of 64%. In contrast, October sees a marginally cooler minimum temperature of 12°C (54°F), with an average temperature staying constant at 20°C (68°F). However, October is wetter, accumulating 69 mm (2.7 in) of precipitation spread over 13 days, leading to a higher humidity level of 76%. For a detailed view of October weather in Nairobi, you can check Nairobi weather in October.
In comparing the weather between January and November, we observe that both months have similar average temperatures, hovering around 20°C (68°F). However, January tends to have slightly warmer extremes, with maximum temperatures reaching 30°C (86°F) compared to November's 29°C (84°F). Precipitation levels differ significantly, with January receiving only 36 mm (1.4 in) over 6 days, while November experiences much wetter conditions, accumulating 92 mm (3.6 in) over 16 days. Additionally, the humidity is higher in November at 89%, compared to January's 64%, contributing to a more damp and moist atmosphere. For more detailed information, you can refer to Nairobi weather in November.
In January, the weather remains warm with average temperatures reaching 20°C (68°F), slightly higher than December's 19°C (67°F). Both months share a minimum temperature of 11°C (52°F), but January enjoys a higher maximum of 30°C (86°F) compared to December's 28°C (83°F). Precipitation decreases significantly in January to 36 mm (1.4 in) over just 6 days, while December experiences more rainfall at 76 mm (3.0 in) over 11 days. Additionally, humidity is lower in January at 64%, contrasting with December's higher humidity level of 84%. For more detailed information, you can visit Nairobi weather in December.
In January, Nairobi experiences a delightful blend of warmth and mild conditions, making it a unique month in the local climate calendar. With maximum temperatures reaching an inviting 30°C, daytime feels pleasantly warm while evenings gently cool down to around 11°C. Unlike the wetter months, January brings only a modest precipitation of 36 mm spread across a few days, fostering a comfortable atmosphere for outdoor activities. The humidity sits around a moderate 64%, contributing to an enjoyable summer vibe without the heaviness often found in other rainy months. For a more comprehensive understanding of the city's climate trends, be sure to check out Nairobi Climate.