Diani Beach weather in January
Diani Beach averages 31°C by day and 25°C at night in January, with the sea at 28°C and about 47 mm of rain in the month.
Day
31°C
Night
25°C
Sea
28°C
Rain
47 mm
Flight from London
9h
What January feels like
January is hot in Diani Beach: proper beach weather.
The sea is warm at 28°C: comfortable for long swims.
Rain is occasional: about 47 mm in the month.
That is 23°C warmer than an average January day in London.
Of the 56 sun destinations we track, Diani Beach is the #6 warmest in January.
Going to Diani Beach in January?
Share the TikToks and Instagram Reels you've saved for Diani Beach to Dream Trip. It finds the places, pins them on a map and builds your days around them.
Want it warmer in January?
These are hotter than Diani Beach this month for at most an hour and a half more flying:
Diani Beach weather by month
January is highlighted. Compare with December and February, or see the full year in Diani Beach.
| Month | Day | Night | Sea | Rain |
|---|---|---|---|---|
| January | 31°C | 25°C | 28°C | 47 mm |
| February | 31°C | 25°C | 29°C | 27 mm |
| March | 31°C | 25°C | 30°C | 77 mm |
| April | 29°C | 25°C | 29°C | 237 mm |
| May | 28°C | 24°C | 28°C | 270 mm |
| June | 27°C | 23°C | 28°C | 118 mm |
| July | 26°C | 22°C | 27°C | 90 mm |
| August | 26°C | 22°C | 26°C | 72 mm |
| September | 27°C | 23°C | 27°C | 85 mm |
| October | 28°C | 23°C | 27°C | 142 mm |
| November | 29°C | 24°C | 28°C | 108 mm |
| December | 30°C | 25°C | 29°C | 102 mm |
Diani Beach in January: quick answers
Is Diani Beach hot in January?
January is hot in Diani Beach: proper beach weather. Average highs are 31°C and lows 25°C.
Can you swim in Diani Beach in January?
The sea is warm at 28°C: comfortable for long swims.
Does it rain in Diani Beach in January?
Rain is occasional: about 47 mm in the month.
What is the warmest month in Diani Beach?
February, at an average high of 31°C. The coolest is July at 26°C.
How long is the flight to Diani Beach from the UK?
About 9h direct from London, estimated from the 7,266 km distance. Check your airline for exact times.
Still choosing? See where is hot in January for every destination ranked by temperature, sea and flight time.
How we measured this
Averages of every day in January from 2016 to 2025, from the Open-Meteo historical weather archive (ECMWF ERA5 reanalysis). Sea temperature is the 2023 to 2025 average from the Open-Meteo marine archive. Rain is the average monthly total. Reanalysis describes an area about 25 km across, so sheltered resorts can run a degree or two warmer. Flight time is a distance-based estimate from London Heathrow.
Planning Diani Beach in January?
Save the restaurants, beaches and views you find on TikTok and Instagram for Diani Beach straight to a map, then let Dream Trip turn them into a day-by-day plan.
