Franschhoek Weather in September
September in Franschhoek brings pleasant temperatures, with highs of 19°C (66°F) and nights dropping to 8°C (46°F). Rainfall is on the higher side this month, averaging around 73 mm (2.9 in), so keep a rain jacket handy.
Rainfall in Franschhoek in September
Typically around 10 days of rainfall are expected, averaging 73 mm (2.9 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Franschhoek in September
September in Franschhoek brings pleasant temperatures, with highs of 19°C (66°F) and nights around 8°C (46°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights fall to 8°C (46°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.If you prefer dry days with pleasant temperatures, January, February, March, April, May, October, November and December typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Africa, check out our Franschhoek's climate page.
Franschhoek Temperature in September
Min Temperature
8°C (46°F)
Max Temperature
19°C (66°F)
Chance of Rain
33%
Precipitation
73 mm (2.9 in)
Rainy days
10 days
Humidity
79% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Franschhoek typically stay consistent throughout September, with daily highs averaging around 19°C (66°F). Nights are cool, with lows around 10°C (50°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Franschhoek in September
Browse day-by-day weather records for Franschhoek spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Franschhoek historical weather extremes in September
According to our 49 years of weather records for Franschhoek, the following extremes were recorded between 1976 and 2025.
- The warmest day in September was on September 26, 2019, with a maximum of 36°C (97°F).
- The lowest daytime temperature in September was 11°C (52°F), recorded on September 1, 1979.
- The coldest night in September in Franschhoek was on September 1, 1990, with a minimum of 2°C (36°F).
- Peak precipitation in September occurred on September 8, 2008, when 41 mm (1.6 in) of precipitation was measured.
Best Places in South Africa in September
Find out more about the weather in South Africa and which places have the best travel conditions in this month. See all of South Africa in September →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Franschhoek in September
Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days.What To Do in Franschhoek in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Africa, check out our Franschhoek's climate page.
See the full Franschhoek climate overview or explore weather in South Africa.
