Hilo weather in December (Hawaii, United States of America)

Will it be rainy or sunny in Hilo this December? Find all the essential weather information for this month in our guide.

Temperatures

Typically, December in Hilo includes high temperatures and heavy rainfall. Daytime temperatures generally peak at 23°C, but after sunset, they often decrease to around 18°C.

Precipitation

Hilo in December usually receives heavy rainfall, averaging around 196 mm for the month. According to historical climate patterns, there are usually around 17 days days of rain.

Average sunshine

The area enjoys a moderate level of sunlight, with around 127 hours. It's a good balance between sunny and cloudy days.

If you prefer dry days with pleasant temperatures, January, May, June, July, August, September and October typically offer the best circumstances. While March tends to showcase less optimal conditions.

Need inspiration to choose your next destination? Our innovative weather planner helps you discover the perfect getaway tailored to your ideal climate conditions.

 

Hilo, monthly averages in December

Min Temperature 18°C  

Max Temperature 23°C  

Chance of Rain 58%  

Precipitation 196 mm  

Rainy days 17 days  

Humidity 78%  

Sunshine 127 hours  

Percentage Sunshine 37%  

Where to go in the United States of America in December

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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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 this month?

For visitors traveling to Hilo, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Swimming

7/10

Camping

6/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Hilo.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. 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.