Temperatures in January
It's warm in January in Haleakala National Park with an average temperature of 28°C. Temperatures this month range from a low of 26°C to a high of 29°C. At night, you can expect temperatures between 16°C and 20°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Haleakala National Park in January. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of January
The month of January starts in Haleakala National Park with hot temperatures, averaging around 28°C during the day and nights close to 19°C. There’s little chance of precipitation. The weather is mostly sunny and dry.
Since temperatures can differ between day and night, it’s a good idea to dress in layers.
Mid-January
By mid-January, the average daytime temperature rises to around 29°C, with nights close to 18°C. Not much precipitation expected during this period. It’s mostly dry with sunshine.
Temperatures vary between day and night, so it’s smart to wear layers.
End of January
By the end of January, the average daytime temperature in Haleakala National Park will be around 28°C, with nights close to 19°C. There’s regular precipitation, but with a bit of luck, you’ll also get some dry and sunny days.
As it gets cooler in the evening, it’s best to wear layers.
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Precipitation in January
In January, there is an average of 64 mm of precipitation, spread over 5 days. The wind speed is around 4 Bft, mostly coming from the East.
The precipitation chance averages 16% per day this month. Though that seems low, there are also a few days with a higher chance of precipitation.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in January for Haleakala National Park. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Haleakala National Park in January |
UK | ||
|---|---|---|---|
 Average Temperature |
28°C | 8°C | |
 High Temp |
29°C | 9°C | |
| Low Temp |
26°C | 6°C | |
 Total Precipitation |
64 mm | 58 mm | |
| Rainy Days |
5 days | 9 days | |
December
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is January a good time to visit Haleakala National Park?
Want nice weather? Then January is a great time to be in Haleakala National Park. You’ll have pleasant temperatures and not too much rain this month.
Temperature records for Haleakala National Park in January
With 32°C, Haleakala National Park hit the highest temperature in the last 10 years in January 2021. The lowest daytime temperature in this month was 21°C in 2015. The extreme night temperatures ranged from a low of 11°C to a high of 24°C.
Check out the climate of Haleakala National Park for all months and discover the best travel time
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Daily Temperature in January in Haleakala National Park
This chart shows the average daily temperatures, both day and night, for each day in January in Haleakala National Park, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in January in Haleakala National Park
The chart below shows the average daily precipitation in January for Haleakala National Park, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for January, you can expect around 5 days of rain in Haleakala National Park.
Daily UV Index in January in Haleakala National Park
This chart shows the average daily UV index in January in Haleakala National Park, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in January in Haleakala National Park Over the Years
This chart shows the average temperature in January in Haleakala National Park, measured in degrees Celsius, over the past years.
Total Precipitation in January in Haleakala National Park Over the Years
This chart shows the average precipitation in January in Haleakala National Park, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in January for Haleakala National Park
Click on a specific day in January for detailed info on the typical weather on that day in Haleakala National Park. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in January in Haleakala National Park
Have you been to Haleakala National Park in January?
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Average Weather in Haleakala National Park by Month
Click on a month below to see detailed weather info for Haleakala National Park. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
Or check out the climate of Haleakala National Park for all months at once
