Volcano Weather in September

Volcano in September sees high daytime temperatures of 23°C (73°F) and nighttime lows of 18°C (64°F). Rainfall is fairly high this month at around 138 mm (5.4 in), so pack a rain jacket to stay dry.

Rainfall in Volcano in September

Typically around 18 days of rainfall are expected, averaging 138 mm (5.4 in) for the month. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.

Temperature in Volcano in September

In September, Volcano sees high temperatures, with highs of 23°C (73°F). Nights drop to around 18°C (64°F). This kind of day-to-night contrast is typical for this time of year. With lows of 18°C (64°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Volcano in September

The area enjoys a balanced 160 hours of sunlight, ensuring it's neither too overcast nor too sunny.

Should you favor a climate that's both dry and comfortably warm, June and July typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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Check the conditions for any month of the year.

• January
• February
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• October
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For a detailed overview over the year and the best time to visit the United States of America, check out our Volcano's climate page.

Volcano Temperature in September

Min Temperature 18°C (64°F)  

Max Temperature 23°C (73°F)  

Chance of Rain 58%  

Precipitation 138 mm (5.4 in)  

Rainy days 18 days  

Humidity 78% *  

Sunshine 160 hours *  

Percentage Sunshine 45% *  

* Data from: Hilo, the United States of America (35 KM, 22 Miles).

What to Wear in Volcano in September

For Volcano in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Volcano in September

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

Swimming

7/10

Cycling

9/10

Walking

9/10

Camping

6/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United States of America, check out our Volcano's climate page.

More climate data for Volcano

Temperature Rainfall Sunshine Humidity

See the full Volcano climate overview or explore weather in the United States of America.