September Rainfall and Precipitation in Solomon Islands

Monthly rainfall totals, rainy days and the driest cities across Solomon Islands in September.

Solomon Islands experiences precipitation in September ranging from heavy in Honiara (223 mm (8.8 in)) to heavy in Buala (306 mm (12 in)).

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

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Best Places to Visit in Solomon Islands in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Solomon Islands.

Conditions Temperatures Precipitation

Temperatures Precipitation

Monthly precipitation 0 mm (0 in) dry → 150 mm (5.9 in) wet

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Marker color shows the average daytime high temperature in September: blue is cold, red is hot.

Marker color shows total monthly precipitation in September: pale blue is dry, deep blue is wet.

Regions and islands in Solomon Islands

Drill down to September weather for any region in Solomon Islands.

Popular cities in Solomon Islands

Pick a city to see its September weather averages.

Solomon Islands precipitation in September: frequently asked questions

How much rainfall does Solomon Islands receive in September?

If you're considering a trip to Solomon Islands, remember that September falls within the rainy season. Honiara is characterized by its unpredictable weather, often receiving about 223 mm (8.8 in) of rain, which leads to frequent and sudden showers.

How many days does it rain in Solomon Islands in September?

On average, Honiara has about 15 days days of rain in September.

Is September part of the rainy season in Solomon Islands?

Yes, the rainy season in Solomon Islands includes September. Plan for periodic rainfall during your visit.

What is the wettest city in September in Solomon Islands?

In our database, Buala stands out as having an average rainfall level of 306 mm (12 in), making it the wettest location.

What is the driest city in September in Solomon Islands?

Honiara is the driest city we have data for in Solomon Islands in September, with monthly rainfall close to 223 mm (8.8 in).

Interested in more climate information?

We have much more information about the climate in Solomon Islands.

Weather and climate has detailed information for every country in the world. Are you going to Solomon Islands? Get detailed historical weather averages for many cities in Solomon Islands.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.