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Ruiru Weather in January

January in Ruiru typically sees daytime highs of 27°C (81°F) and nighttime lows of 15°C (59°F). Expect some rainfall during the month.

Rainfall in Ruiru in January

Looking at the last 30 years, the data shows about 8 days with rain, averaging 41 mm (1.6 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Ruiru in January

Ruiru in January is worth a visit. The temperature is perfect, with 27°C (81°F) during the day and 15°C (59°F) at night. This kind of day-to-night contrast is typical for this time of year. Nights cool down to 15°C (59°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Ruiru in January

Expect a lot of sunshine this month, with about 288 hours of sun. These sunny conditions add to the overall experience.

Wind Speed in Ruiru in January

January has wind speeds averaging 5 m/s (10 knots). You can expect gentle to moderate winds that move small trees and make flags wave steadily on typical days. Conditions typically range from light breezes to moderate winds.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Kenya, check out our Ruiru's climate page.

Ruiru Temperature in January

Min TemperatureMin Temperature 15°C (59°F)  
Max TemperatureMax Temperature 27°C (81°F)  
Chance of RainChance of Rain 26%  
PrecipitationPrecipitation 41 mm (1.6 in)  
Rainy daysRainy days 8 days  
HumidityHumidity 69% *  
WindspeedWindspeed 5 m/s (10 knots) *  
SunshineSunshine 288 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Nairobi, Kenya (17 KM, 11 Miles).

Daily Historical Temperatures

50-year average (1976-2026)

Based on our historical records, temperatures in Ruiru typically stay consistent throughout January, with daily highs averaging around 27°C (81°F). Nights are pleasant, with lows around 14°C (57°F).

Average temperatures in January

Daily Historical Precipitation

50-year average (1976-2026)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in January

Historical weather for Ruiru in January

Browse day-by-day weather records for Ruiru spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Ruiru historical weather extremes in January

Based on 31 years of weather observations (1994-2025), these are the most extreme conditions recorded in Ruiru.

  • Ruiru recorded its highest January temperature of 31°C (88°F) on January 27, 1997.
  • The coldest January day was on January 10, 1999, with a maximum of 18°C (64°F).
  • The lowest overnight temperature recorded in January was 7°C (45°F) (January 24, 2010).

Best Places in Kenya in January

Find out more about the weather in Kenya and which places have the best travel conditions in this month. See all of Kenya in January →

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Ruiru in January

Warm but pleasant conditions in Ruiru in January. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. Wet weather is likely, so pack waterproof gear for multiple rainy days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Ruiru in January

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
10/10
Cycling
8/10
Walking
8/10
Barbeque
10/10
Camping
10/10
Outdoor sports
8/10

Select a Month

Check the conditions for any month of the year.

For a detailed overview over the year and the best time to visit Kenya, check out our Ruiru's climate page.

More climate data for Ruiru