Kenya (Diani Beach) · September
Best travel monthTravel seasonKenya · Africa
Climate Overview
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
Ø day, range from coolest to warmest dayØ dayrange | 33° (91°)30– (86–)34 (93) | 33° (91°)31– (88–)34 (93) | 33° (91°)30– (86–)34 (93) | 32° (90°)27– (81–)34 (93) | 30° (86°)26– (79–)32 (90) | 29° (84°)26– (79–)31 (88) | 29° (84°)25– (77–)30 (86) | 29° (84°)26– (79–)30 (86) | 29° (84°)27– (81–)31 (88) | 30° (86°)28– (82–)32 (90) | 31° (88°)28– (82–)32 (90) | 32° (90°)30– (86–)34 (93) |
Ø night, range from coldest to warmest nightØ nightrange | 25° (77°)23– (73–)26 (79) | 25° (77°)23– (73–)26 (79) | 26° (79°)23– (73–)27 (81) | 26° (79°)23– (73–)26 (79) | 24° (75°)22– (72–)25 (77) | 23° (73°)21– (70–)24 (75) | 22° (72°)20– (68–)23 (73) | 22° (72°)20– (68–)23 (73) | 23° (73°)20– (68–)24 (75) | 24° (75°)22– (72–)25 (77) | 25° (77°)22– (72–)26 (79) | 25° (77°)23– (73–)26 (79) |
☀️Sunshine | 9h UV 9 | 9h UV 9 | 9h UV 9 | 7h UV 8 | 7h UV 7 | 8h UV 7 | 8h UV 7 | 8h UV 8 | 8h UV 9 | 9h UV 9 | 8h UV 9 | 9h UV 9 |
🌊Water Temp | 28° (82°) | 28° (82°) | 29° (84°) | 29° (84°) | 28° (82°) | 27° (81°) | 27° (81°) | 26° (79°) | 26° (79°) | 27° (81°) | 28° (82°) | 28° (82°) |
🌧Rain Days | 1d16mm (0.6") | 1d7mm (0.3") | 3d52mm (2.0") | 8d108mm (4.3") | 12d227mm (9.0") | 7d98mm (3.9") | 6d51mm (2.0") | 5d44mm (1.7") | 5d55mm (2.1") | 7d117mm (4.6") | 7d121mm (4.8") | 5d73mm (2.9") |
Best travel time current monthØ = average · small figures = range: coolest–warmest day / coldest–warmest nightClimate data 2005–2025 · Source: ERA5 + station data
Travel season — mid-range prices, good availability.
September is among the best months in Kenya (Diani Beach): only 5 rain days, 29°C (84°F) highs, and good sunshine make for ideal holiday conditions.
Daytime highs average 29°C (84°F), cooling to 23°C (73°F) at night (daily average: 26°C (79°F)). Peaks reach around 31°C (88°F), the coldest nights around 20°C (68°F). The sun shines an average of 8 hours per day; there are 5 rain days with 55 mm (2.2 in) total. The water is a warm 26°C (79°F) — perfect for snorkelling and swimming.
Pack light summer clothing, sunscreen, and swimwear — beach and water conditions in September are ideal.
Packing list for Kenya (Diani Beach) in September
- Light summer clothes
- Swimwear and beach towel
- SPF 50 sunscreen
- Sunglasses
- Sun hat
- Small umbrella (occasional showers possible)
- Insect repellent
- Travel first-aid kit
Frequently Asked Questions
- Is September a good time to visit Kenya (Diani Beach)?
- Yes — September is one of the best months to visit Kenya (Diani Beach) (Climate Score: 84/100). Pleasant temperatures (29°C (84°F)), good sunshine (8 h/day), and few rain days (5) make it one of the most recommended months.
- How warm is it in Kenya (Diani Beach) in September?
- In September, Kenya (Diani Beach) sees daily highs of 29°C (84°F). Nights cool to 23°C (73°F), with a daily average of 26°C (79°F). Peaks reach around 31°C (88°F), the coldest nights around 20°C (68°F).
- How much rain falls in Kenya (Diani Beach) in September?
- In September, Kenya (Diani Beach) receives an average of 55 mm (2.2 in) of rain over 5 rain days. That is comparatively dry.
- How many sunshine hours does Kenya (Diani Beach) get in September?
- Kenya (Diani Beach) averages 8 sunshine hours per day in September — close to the annual average.
- How warm is the water in Kenya (Diani Beach) in September?
- Water temperature in Kenya (Diani Beach) in September averages 26°C (79°F) — ideal for swimming and snorkelling.
