Athi River
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Athi River Weather in December

Athi River in December sees high daytime temperatures of 25°C (77°F) and nighttime lows of 16°C (61°F). Rainfall is fairly high this month at around 75 mm (3 in), so pack a rain jacket to stay dry.

Rainfall in Athi River in December

You can typically expect 12 days of rain this month, averaging around 75 mm (3 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Athi River in December

Weather in Athi River is at its excellent in December. Highs reach 25°C (77°F), while nights settle around 16°C (61°F). This gives the month a fairly typical daily rhythm, with warmer afternoons and more comfortable nights. With overnight lows of 16°C (61°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Athi River in December

The city usually sees around 257 hours of sunlight, indicating many sunny days , a great month for sightseeing.

Wind Speed in Athi River in December

Average wind conditions reach 5 m/s (10 knots) in December. This creates lively weather with fresh winds that make small trees sway noticeably. Remember this is an average: some days are less windy while others have particularly active windy conditions.

If you favor pleasant temperatures and minimal rainfall, December is one of the best months to visit Athi River.

Athi River Temperature in December

Min Temperature
16°C (61°F)
Max Temperature
25°C (77°F)
Chance of Rain
39%
Precipitation
75 mm (3 in)
Rainy days
12 days
Humidity
76% *
Windspeed
5 m/s (10 knots) *
Sunshine
257 hours *
Percentage Sunshine
*
* Data from: Nairobi, Kenya (16 KM, 10 Miles).

Athi River Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Athi River - and find the best time to visit.

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Athi River typically stay consistent throughout December, with daily highs averaging around 25°C (77°F). Nights are pleasant, with lows around 15°C (59°F).

Average temperatures in December

Daily Historical Precipitation

50-year average (1976-2025)

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

Average precipitation in December

Historical weather records for Athi River in December

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

Athi River historical weather extremes in December

According to our 28 years of weather records for Athi River, the following extremes were recorded between 1997 and 2025.

  • On December 25, 2008, temperatures climbed to 30°C (86°F), marking the warmest December day on record.
  • The coldest December day was on December 17, 1999, with a maximum of 16°C (61°F).
  • The coldest night in December in Athi River was on December 2, 2002, with a minimum of 9°C (48°F).

Best Places in Kenya in December

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

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 Athi River in December

Warm temperatures in December make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Rain gear is recommended, you can expect wet weather on multiple days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Athi River in December

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

  • Swimming
    9/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    8/10
  • Outdoor sports
    7/10

Athi River 3-Day Forecast

More climate data for Athi River

Popular in December

Where to go in December - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.