Diani Beach Weather in December
Diani Beach in December sees very high temperatures, with highs around 31°C (88°F) and overnight lows of 25°C (77°F). Rainfall is fairly high at around 66 mm (2.6 in) on average, so pack waterproofs just in case.
Rainfall in Diani Beach in December
You can typically expect 12 days of rain this month, averaging around 66 mm (2.6 in). Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.
Temperature in Diani Beach in December
December in Diani Beach sees highs of 31°C (88°F) and lows of 25°C (77°F) overnight. The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. With overnight lows of 25°C (77°F), evenings and nights remain warm. Light clothing and an open window or fan can help you sleep comfortably.
Sunshine in Diani Beach in December
The city usually sees around 258 hours of sunlight, indicating many sunny days — a great month for sightseeing.If you prefer dry days with pleasant temperatures, July, August, September and October typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
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 Diani Beach's climate page.
Diani Beach Temperature in December
Min Temperature
25°C (77°F)
Max Temperature
31°C (88°F)
Chance of Rain
40%
Precipitation
66 mm (2.6 in)
Rainy days
12 days
Humidity
80% *
Sunshine
258 hours *
Percentage Sunshine
*
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Diani Beach typically stay consistent throughout December, with daily highs averaging around 31°C (88°F). Nights are warm, with lows around 24°C (75°F).
Average temperatures in December
Daily Historical Precipitation
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Diani Beach in December
Browse day-by-day weather records for Diani Beach spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Diani Beach historical weather extremes in December
According to our 28 years of weather records for Diani Beach, the following extremes were recorded between 1997 and 2025.
- On December 21, 2011, temperatures climbed to 38°C (100°F), marking the warmest December day on record.
- Diani Beach experienced its chilliest December day on December 17, 1999, reaching only 25°C (77°F).
- The lowest overnight temperature recorded in December was 20°C (68°F) (December 12, 1997).
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
What to Wear in Diani Beach 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. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Diani Beach in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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 Diani Beach's climate page.
Temperature Rainfall Sunshine Humidity
See the full Diani Beach climate overview or explore weather in Kenya.
