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Tomohon weather in September (North Sulawesi, Indonesia)

How is the weather in Tomohon in September? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In September, Tomohon generally has very high temperatures and heavy rainfall. Anticipate daytime temperatures around 30°C, while night temperatures can drop to 23°C.

While these temperatures are typical, some days might be even hotter. Always be prepared for the unexpected spikes in warmth. Dressing in lightweight and breathable outfits will help you stay cool. Don't forget to stay hydrated and wear sun protection to handle the heat better.

Tomohon in September falls under the rainy season with heavy rainfall, averaging around 175 mm for the month. When we look at the climate data from the last 30 years, we can expect around 11 days of rain.

The area enjoys a balanced 174 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

If you favor pleasant temperatures and minimal rainfall, September is one of the better months to visit Tomohon. August and September typically offer the most agreeable circumstances. On the other hand, January, February, March, April, May, June, October, November and December tend to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Tomohon climate page with graphs.

 

Tomohon, monthly averages in September

Min TemperatureMin Temperature 23°C  
Max TemperatureMax Temperature 30°C  
Water TemperatureWater Temperature 28°C *  
Chance of RainChance of Rain 35%  
PrecipitationPrecipitation 175 mm  
Rainy daysRainy days 11 days  
HumidityHumidity 75% *  
SunshineSunshine 174 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Menado, Indonesia (24 KM, 15 Miles).

Where to go in Indonesia in September

Find out more about the weather in Indonesia in September and which places have the best weather conditions in this month.

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Tomohon in September?

It's going to be warm! Consider airy clothing, t-shirts, and other summer clothes. Shorts for men made of cotton or linen are good options for staying cool. However, there's a good chance of rain, so bring a raincoat just in case. With a water temperature of around 28°C this is a great month to swim so bring your swimwear.

What To Do

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

Swimming
7/10
Cycling
7/10
Walking
7/10
Camping
6/10
Outdoor sports
7/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Tomohon.

Our site offers climate and forecast data for every country in the world. Are you going to Indonesia? On this website you can find historical weather averages for many cities in Indonesia. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.