Shanzu Weather in September

Shanzu in September averages 29°C (84°F) during the day and 23°C (73°F) at night. Some rainfall is typical for this time of year.

Rainfall in Shanzu in September

Records from the past 30 years suggest around 12 days of rain, with 56 mm (2.2 in) average for the month. Neither particularly heavy nor particularly frequent, the rain this month is about average. A light jacket should be enough on most wet days.

Temperature in Shanzu in September

Weather in Shanzu is at its perfect in September. Highs reach 29°C (84°F), while nights settle around 23°C (73°F). Overall, the month follows a fairly predictable daily temperature pattern. Nights stay warm at around 23°C (73°F), so light bedding and good ventilation are worth thinking about.

Sunshine in Shanzu in September

Expect a lot of sunshine this month, with about 246 hours of sun. These sunny conditions add to the overall experience.

Wind Speed in Shanzu in September

Wind speeds average 4 m/s (8 knots) during September. At this speed, expect moderate winds that can raise dust and move small branches. Since this is an average, some days have gentle light winds while others experience stronger breezes that are quite noticeable.

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 your ideal day consists of dry skies and pleasant temperatures, July, August and September typically offer the best circumstances for Shanzu.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Kenya, check out our Shanzu's climate page.

Shanzu Temperature in September

Min Temperature 23°C (73°F)  

Max Temperature 29°C (84°F)  

Water Temperature 25°C (77°F) *  

Chance of Rain 38%  

Precipitation 56 mm (2.2 in)  

Rainy days 12 days  

Humidity 80% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 246 hours *  

Percentage Sunshine *  

* Data from: Mombasa, Kenya (16 KM, 10 Miles).

Daily Historical Temperatures

49-year average (1976-2025)

Based on our historical records, temperatures in Shanzu 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

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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

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

‹ January February March April May June July August September October November December ›

Historical weather for Shanzu in September

Browse day-by-day weather records for Shanzu spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

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‹ January February March April May June July August September October November December ›

Shanzu historical weather extremes in September

Based on 26 years of weather observations in Shanzu between 1999 and 2025, these are the recorded extremes.

• Shanzu recorded its highest September temperature of 34°C (93°F) on September 13, 2008.
• Shanzu experienced its chilliest September day on September 16, 1999, reaching only 24°C (75°F).
• The coldest night in September in Shanzu was on September 3, 2020, with a minimum of 19°C (66°F).

What to Wear in Shanzu 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. With water temperatures around 25°C (77°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Shanzu in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

10/10

Cycling

8/10

Walking

8/10

Barbeque

10/10

Camping

8/10

Outdoor sports

8/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Kenya, check out our Shanzu's climate page.

More climate data for Shanzu

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Shanzu climate overview or explore weather in Kenya.