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Tiwi Weather in September
Thinking of visiting Tiwi in September? Expect high temperatures reaching 29°C (84°F) during the day, dropping to 23°C (73°F) at night, and note that quite a bit of rainfall is likely.
Rainfall in Tiwi in September
Past climate data indicates that roughly 12 days will see rain, totalling around 62 mm (2.4 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Tiwi in September
Tiwi in September has excellent weather. Days reach 29°C (84°F) and nights cool to 23°C (73°F). This kind of day-to-night contrast is typical for this time of year. Nights remain mild at 23°C (73°F), making evenings a pleasant time to be outdoors.
Sunshine in Tiwi in September
Enjoy a sunny month with about 246 hours of sunshine, the clear skies make Tiwi even more beautiful.
Wind Speed in Tiwi in September
September sees wind speeds averaging 4 m/s (8 knots). You'll experience variable conditions with moderate winds that create small waves on water and keep branches moving. Conditions range from light winds to moderate breezes throughout the month.
Average water temperature in September
The water is 25°C (77°F) this month, warm enough that getting in requires no effort at all. Good conditions for swimming, snorkeling, or just floating around.If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Tiwi.
Tiwi Temperature in September
Min Temperature
23°C (73°F)
Max Temperature
29°C (84°F)
Water Temperature
25°C (77°F) *
Chance of Rain
40%
Precipitation
62 mm (2.4 in)
Rainy days
12 days
Humidity
80% *
Windspeed
4 m/s (8 knots) *
Sunshine
246 hours *
Percentage Sunshine
*
* Data from: Mombasa, Kenya (22 KM, 13 Miles).
Tiwi Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Tiwi - and find the best time to visit.
Daily Historical Temperatures
49-year average (1976-2025)
Based on our historical records, temperatures in Tiwi typically stay consistent throughout September, with daily highs averaging around 29°C (84°F). Nights are warm, with lows around 22°C (72°F).
Average temperatures in September
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 September
Historical weather records for Tiwi in September
Browse day-by-day weather records for Tiwi spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Tiwi historical weather extremes in September
Based on 27 years of weather observations in Tiwi between 1999 and 2026, these are the recorded extremes.
- The warmest day in September was on September 13, 2008, with a maximum of 34°C (93°F).
- Tiwi experienced its chilliest September day on September 11, 2026, reaching only 24°C (75°F).
- The lowest overnight temperature recorded in September was 19°C (66°F) (September 3, 2020).
Best Places in Kenya in September
Find out more about the weather in Kenya and which places have the best travel conditions in this month. See all of Kenya in September →
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 Tiwi in September
Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). Rain is likely on several days, so bring a good rain jacket. The water temperature sits at about 25°C (77°F), making it perfect for swimming and water activities. Don't forget to pack your favorite swimwear and perhaps some snorkel gear. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
What To Do in Tiwi in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling8/10 -
Walking8/10 -
Camping8/10 -
Outdoor sports8/10
Tiwi 3-Day Forecast
More climate data for Tiwi
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Tiwi climate overview or explore weather in Kenya.
Popular in September
Where to go in September - average daytime high across popular destinations.
Mombasa
29°C (84°F) Malindi
28°C (82°F) Watamu28°C (82°F) Diani Beach28°C (82°F) Kisumu28°C (82°F) Nairobi
26°C (79°F) Nakuru24°C (75°F) Naivasha21°C (70°F) Bucket list
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The 10 best wildlife viewing sites in Kenya
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