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Manado in September: Weather, Average temperature and Climate

Take a look at past year’s weather for Manado in September and see if it is worth visiting.
Check flight prices to Manado on Avionero:
September

Weather in Manado in September 2025

OK Weather
Hot
🌧️
Rainy
Manado in September usually sees fair weather conditions, with an average daily high temperature of +31°C and roughly 2 sunny days. However, you should prepare for about 22 rainy days with an average precipitation of 173 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+31°C
Avg. max. temperature
+17°C
Min.
+37°C
Max.
173 mm
Total precipitation
78%
Avg. humidity
1 m/s
Avg. wind
2 ☀️
Sunny Days
5 ⛅️
Cloudy
22 🌦
Rainy
Our opinion: Manado has OK weather in September.

Average temperature in Manado in September

Here are the expected maximum, average and minimum temperatures in Manado for September based on the historical data.
Last Year
Historical Data

The temperature in September is +32°C on average, with a range between a maximum of +33°C during the day and a minimum of +23°C at night.

The average maximum temperature goes down 10% by the end of the month, compared with the beginning of the month, from +33°C to +32°C.

Is Manado warm or cold in September?

Manado is typically hot in September.

Maximum temperatures go up compared to the previous month from +31°C to +31°C. The minimum temperature also goes down from +25°C to +24°C.

Make sure that you pack your summer linen and swimming costumes; it’s probably going to be hot.

September is one of the warmest months in Manado, here is the comparison with other months:

Climate in Manado in September

Manado weather looks like this, on average, in September and the surrounding months.
AugustSeptemberOctober
Avg. temperature
+31°C+31°C+31°C
Min. temperature
+20°C+17°C+19°C
Max. temperature
+37°C+37°C+36°C
Rainfall
146 mm173 mm215 mm
Wind
1 m/s1 m/s0 m/s
Humidity
76%78%80%
Air pressure
1009 HPa1009 HPa1009 HPa
Sunny days
221
Cloudy days
753
Rainy days
222226
Snowy days
000

September weather is still as ok as in August. The temperature levels stay the same in the area of +31°C for average maximum temperature during the day. Prepare for more rain. Average rainfall goes from 146 mm to 173 mm. Humidity rises from 76% to 78%. The average wind speed doesn’t change much during September, staying around 1 m/s. The amount of sunny days stay about the same, averaging 2 sunny days during the month.

October brings much the same weather, it remains ok.

Wind

Wind speed in Manado in September based on historical data.
Last Year
Historical Data

The average wind speed is 2 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Manado is gradually decreasing during September, going from 4 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during September in Manado based on historical data.
Last Year
Historical Data
A chance of rain on a typical day in September stands at 47%, leading to total precipitation of around 174 mm. The maximum amount of rainfall per day is around 30 mm, which is moderate rain. September is a pretty wet month with over 14 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how September is compared with other months in the amount of precipitation, total mm:
Manado wettest month is January, where a typical day has a 94% chance of precipitation and 274 mm of rainfall per day. August, on the other hand, is the driest month with a mere 71% chance of precipitation and 146 mm of rainfall per day.

How was the weather last September in Manado?

This is the weather in Manado in September 2024:
1 September
☁️
+33°C
2 September
☀️
+32°C
3 September
☀️
+32°C
4 September
☀️
+33°C
5 September
☁️
+32°C
6 September
☁️
+32°C
7 September
☀️
+32°C
8 September
☀️
+33°C
9 September
☁️
+33°C
10 September
☁️
+33°C
11 September
🌧️
+32°C
12 September
🌧️
+31°C
13 September
🌧️
+31°C
14 September
☀️
+31°C
15 September
☁️
+30°C
16 September
🌧️
+31°C
17 September
☀️
+30°C
18 September
☀️
+31°C
19 September
☀️
+32°C
20 September
☀️
+31°C
21 September
☀️
+32°C
22 September
☀️
+32°C
23 September
☀️
+32°C
24 September
☀️
+32°C
25 September
☀️
+33°C
26 September
☀️
+32°C
27 September
☀️
+32°C
28 September
☀️
+32°C
29 September
☀️
+33°C
30 September
☀️
+32°C
In September 2024 Manado had 20 sunny days, 6 cloudy days, and 4 rainy days. The average maximum temperature was +32°C, with an absolute maximum of +33°C and a minimum of +30°C. The average humidity was 71%, with a maximum of 100% and a minimum of 33%. The average wind speed was 2 m/s, with a maximum of 7 m/s and a minimum of 0 m/s.
Are you planning a trip in September?

Climate Change over Years

This is how Manado climate have been changing during last 43 years period.

The climate in Manado in September has not changed much over the last 43 years.

The average temperature was the lowest in 1991 (+30°C) and the highest in 2019 (+33°C). The driest year was 1997 with only 1731 mm of rainfall, and the wettest year was 2022 with 3979 mm.

FAQ

Frequently asked questions about the weather in Manado in September:

Is September a good time to visit Manado?

It’s always a good time to visit Manado, but the weather is changeable in September, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Manado in September?

Absolutely, September is hot in Manado. Plan on beach and pool time, and ensure that you pack light and breathable options to stay comfortable.

Is Manado rainy in September?

Manado is often rainy in September. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Manado in September?

Usually, it’s not very sunny in Manado in September, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Indonesia

Check out the weather for other cities in Indonesia.

Monthly weather in Manado

Source of the data

For this page, we’ve looked at the typical weather in Manado, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.