Montagu Weather in September
September in Montagu averages 22°C (72°F) during the day and 8°C (46°F) at night. With just 26 mm (1 in) of rainfall on average, it doesn't get much drier than this.
Rainfall in Montagu in September
You can expect the least amount of rain of the year this month, making it perfect for outdoor events and activities. This month experiences about 7 days of rain according to historical data, averaging 26 mm (1 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Montagu in September
If you're visiting Montagu in September, expect excellent temperatures with highs of 22°C (72°F) and overnight lows of 8°C (46°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. With lows around 8°C (46°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Montagu.
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 Montagu's climate page.
Montagu Temperature in September
Min Temperature
8°C (46°F)
Max Temperature
22°C (72°F)
Chance of Rain
25%
Precipitation
26 mm (1 in)
Rainy days
7 days
Humidity
79% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Montagu typically stay consistent throughout September, with daily highs averaging around 22°C (72°F). Nights are cool, with lows typically ranging from 8°C (46°F) to 11°C (52°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 Montagu in September
Browse day-by-day weather records for Montagu spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Montagu historical weather extremes in September
According to our 38 years of weather records for Montagu, the following extremes were recorded between 1987 and 2025.
- Montagu recorded its highest September temperature of 37°C (99°F) on September 8, 2019.
- The lowest daytime temperature in September was 9°C (48°F), recorded on September 5, 1989.
- The coldest night in September in Montagu was on September 12, 2023, with a minimum of 0°C (32°F).
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
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What to Wear in Montagu 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. Pack a light rain jacket or compact umbrella for occasional showers.What To Do in Montagu 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 Montagu's climate page.
See the full Montagu climate overview or explore weather in South Africa.
