Diani Beach (Diani) weather in June

June in Diani Beach: hot, rainy, with clean air — fine if you can take 20 rainy days.

Updated September 2026 · climate normals from ERA5 reanalysis

Diani Beach🇰🇪 Kenya · Swahili Coast · Beach84
  1. 91Jan
  2. 91Feb
  3. 87Mar
  4. 72Apr
  5. 71May
  6. 84Jun
  7. 88Jul
  8. 89Aug
  9. 89Sep
  10. 85Oct
  11. 85Nov
  12. 87Dec

#10 of 12 months in Diani Beach · #582 of 1413 destinations to visit in June · comfort 84/100 (tier A)

Days
28°C
Nights
23°C
Wet days
20
Sun
10.4 h
Humidity
79%
Daylight
12 h
Diani Beach, Kenya
Photo: imsogabriel Stock · Pexels

Traveller notes on Diani Beach in June

Notes from nearby Mombasa (26 km away)

Diani Beach doesn't have its own notes for June yet — these are about Mombasa, close enough to share the season.

Regulars are consistent this month runs noticeably drier than May, with the official cold season not starting until July - though regulars note it can already feel chillier by the back half of this month, a real preview of what's coming. Our row backs that warm, genuinely humid read, 29C reading as a hot 31C, over 22.7C nights, with 56.1mm of rain across 15.9 days and humidity at 79 percent. Regulars are specific that rain here can be genuinely localized, falling in one part of the coast while a nearby beach stays completely dry at the same time. When a shower does hit, regulars describe it as warm rain that dries quickly once the sun reappears. The sea sits at a warm, swimmable 27.4C. The record: 10.4 hours of sun, a 21.9 kph wind and AQI 36.
DrierThanMayColdSeasonStartsInJuly · June · 1 month ago · about Mombasa · Read more on Tripadvisor ↗

Other months in Diani Beach

Diani Beach's forum is split on July: some posters call this some of the coast's best weather, with days in the high 20s C and nights around 22C, while others describe a genuinely messier stretch of mostly cloudy skies and sharp showers with just a couple of sunny hours to work with. Humidity stays high regardless of which pattern you get. The consistent good news is the sea clears up for snorkeling and diving by July, and several posters noted Kenya's weather has gotten less predictable year to year, so it's worth going in with flexible expectations either way.
KenyaSouthCoastRegular · July · 1 month ago · Read more on Tripadvisor ↗
Forum posters name January and February as the hottest months here, but also the driest - averaging around 5 rainy days a month, the lowest rainfall stretch of the year by posters' count. Sea temperatures in January are reported around 27-28C, genuinely warm for swimming, though posters flag a practical local quirk: low tide (timing varies day to day, sometimes morning, sometimes afternoon) can pull the water back far enough to make swimming impractical for a stretch of any given day regardless of season. Posters generally rate the whole year as good here except for the wetter May-June stretch and a possible rainy patch around September-October, positioning January squarely within the best overall window.
Tripadvisor community · January · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Diani Beach's card on the map.

Diani Beach climate normals — June

Daytime high28°C / 83°F🥵 hot
Nighttime low23°C / 74°F
Feels like (high)30°C / 86°F
Sea temperature28°C / 82°F😎 warm sea
Rainfall89 mm / 3.5 in🌧 rainy
Rainy days20 days
Humidity79%💦 very humid
Dew point22°C / 71°F
Sunshine10.4 h/day
Daylight11.9 h
Wind23 km/h / 14 mph
Air quality (US AQI)35🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Diani Beach in June

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Quietschool holidays in 3 of the markets that fill it, one of its worst months for weather(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for Diani Beach's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Toughest weatherDiani Beach's best weather comes in January, February and August — separate windows, not one continuous season.

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Best weatherFair weatherToughest weather

What's on in Diani Beach in June

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Nature

    Green turtle nesting

    1 Mar – 31 Jul · usually

    Green turtles come up the Diani and Galu sand at night through the middle of the year, and local monitors relocate nests that are laid too close to the hotels. Hatchings follow about two months behind. Source ↗

  • Season

    Low season on the south coast

    15 Apr – 15 Jun · usuallyOff-season shutdownClosures

    The long rains empty the south coast. Several of the bigger hotels close for refurbishment, dive centres cut their schedules, and the ones that stay open sell rooms at half the January rate. Source ↗

  • Season

    Kusi wind season

    15 Jun – 20 Sep · usually

    The south-easterly blows hard and steady, which suits kites and does not suit lying still on the sand. It also pushes seagrass wrack onto the beach, and the hotels rake it off every morning. Source ↗

What's on around the world in June →

Nearby, and something's on

Within 300 km of Diani Beach — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Diani Beach?

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Diani Beach in June — FAQ

Is June a good time to visit Diani Beach?
June in Diani Beach: hot, rainy, with clean air — fine if you can take 20 rainy days. It ranks #10 of 12 months for Diani Beach on SeasonMap's comfort score (84/100).
What is the weather like in Diani Beach in June?
In June, Diani Beach averages a daily high of 28.1°C and a low of 23.2°C, with about 89.2 mm of rain over roughly 20 rainy days.
What is the air quality in Diani Beach in June?
Diani Beach has a mean US Air Quality Index of about 35 in June.

Within 300 km: Mombasa's Green turtle nesting around 1 Mar – 31 Jul, and Zanzibar's Zanzibar International Film Festival on 24–28 Jun.