Chase the autumn leaves in Japan
Japan is one of these cases which turns into a gold, yellow and orange fairy tale starting from September. And we can honestly say: We cannot imagine a more beautiful season to visit Japan.
Naha Weather in January
Thinking of visiting Naha in January? Expect pleasant temperatures reaching 21°C (70°F) during the day, dropping to 17°C (63°F) at night, and note that quite a bit of rainfall is likely.
Rainfall in Naha in January
Based on our climate data of the past 30 years, about 24 days of rain are anticipated, with 114 mm (4.5 in) on average. This is a wet month with frequent and often heavy showers. Both the number of rain days and the total rainfall are high.
Temperature in Naha in January
In January, expect pleasant temperatures in Naha, with highs of 21°C (70°F) and lows of 17°C (63°F) at night. Experience the winter season in January. Even when the weather is stable, mornings and evenings can still feel distinctly cool. Nights cool down to 17°C (63°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions. While this month has some of the cooler temperatures of the year, it's far from cold and remains pleasant.
Sunshine in Naha in January
The city usually sees around 94 hours of sunlight, indicating fewer sunny days.If you're inclined towards comfortable temperatures and drier conditions, January is a good time to visit Naha.
Naha Temperature in January
Min Temperature
17°C (63°F)
Max Temperature
21°C (70°F)
Chance of Rain
80%
Precipitation
114 mm (4.5 in)
Rainy days
24 days
Humidity
67%
Sunshine
94 hours
Percentage Sunshine
Naha Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Naha - and find the best time to visit.
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Naha typically stay consistent throughout January, with daily highs averaging around 21°C (70°F). Nights are pleasant, with lows around 15°C (59°F).
Average temperatures in January
Daily Historical Precipitation
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in January
Historical weather records for Naha in January
Browse day-by-day weather records for Naha spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Naha historical weather extremes in January
According to our 49 years of weather records for Naha, the following extremes were recorded between 1976 and 2025.
- Naha recorded its highest January temperature of 27°C (81°F) on January 25, 2020.
- The lowest daytime temperature in January was 12°C (54°F), recorded on January 5, 1986.
- Naha registered its coldest January night on January 25, 2016, with temperatures dropping to 7°C (45°F).
Best Places in Japan in January
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in January →
perfect weather
pleasant
tolerable
unpleasant
poor
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).
What to Wear in Naha in January
Pleasant temperatures in January mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.
What To Do in Naha in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming4/10 -
Cycling9/10 -
Walking9/10 -
Camping6/10 -
Outdoor sports9/10
Naha 3-Day Forecast
More climate data for Naha
Temperature Rainfall Sunshine Humidity
See the full Naha climate overview or explore weather in Japan.
Popular in January
Where to go in January - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Chase the autumn leaves in Japan
Walk the 88 temple circuit
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The famous bamboo forests of Arashiyama
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10 reasons why you should visit Japan in winter
Here are 10 reasons why you should plan a winter trip to Japan. During this period, popular sights are less busy and prices for flights and hotels much cheaper.