What’s the climate like in Nagasaki?
The current climate of Nagasaki features average monthly temperatures ranging from highs of 32°C during the day to lows of 10°C. The average yearly temperature is around 21°C. At night, temperatures in the colder months average around 1°C and in the warmer months around 25°C.
The highest temperature recorded in Nagasaki in recent years was 38°C in August 2021. The lowest daytime temperature recorded was 0°C in January 2016.
On average, Nagasaki gets 1320 mm of precipitation each year. Of this, about 4,1 cm is snowfall. For comparison, London gets 701 mm of precipitation each year.
The typhoon season in Nagasaki runs from June to November.
Curious about the climate in other parts of Japan? Check out the weather and climate in places like Tokyo, Kyōto, Osaka, or have a look at other destinations in Japan.
Best time to visit Nagasaki?
The best time to visit Nagasaki for sunny weather is April, May, October and November. During this period, you'll have good temperatures and not too much rain, making it a great time to visit Nagasaki. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of Nagasaki
The climate table of Nagasaki shows the average temperatures, precipitation, snow, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp. max (°C) | 10 | 11 | 15 | 20 | 24 | 27 | 31 | 32 | 28 | 23 | 18 | 12 |
| Temp. min (°C) | 1 | 2 | 5 | 10 | 14 | 20 | 24 | 25 | 22 | 15 | 9 | 4 |
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| Precipitation (mm) | 43 | 39 | 86 | 115 | 101 | 180 | 228 | 138 | 196 | 92 | 49 | 53 |
| Snow (cm) | 2,6 | 0,6 | 0,1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0,8 |
| UV Index | 4 | 5 | 7 | 7 | 8 | 7 | 7 | 7 | 6 | 6 | 5 | 4 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
- Average yearly temperature: 21°C
- Highest temperature: 32°C in August
- Lowest temperature: 10°C in January
- Precipitation*: 1320 mm per year, averaging 110 mm per month
- Snowfall: 4,1 cm per year
- Driest months: 39 mm in February, 43 mm in January and 49 mm in November
- Wettest months: 228 mm in July, 196 mm in September and 180 mm in June
*Precipitation is measured as a combination of rain, snow, and hail
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Table of Contents
Average Temperature per Month in Nagasaki
This graph shows the average maximum temperatures per month in Nagasaki, Japan. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.
Average Precipitation per Month in Nagasaki
This graph shows how much precipitation Nagasaki, Japan, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.
Average Snowfall per Month in Nagasaki
This graph shows how much snow Nagasaki, Japan, gets on average per month. The amount of snowfall is measured in centimetres and the average is calculated based on the recorded snowfall per month from past years.
Average UV Index per Month in Nagasaki
This graph shows the average UV index per month in Nagasaki, Japan. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in Nagasaki
This graph shows the average yearly temperature in Nagasaki, Japan. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in Nagasaki
This chart shows the total yearly precipitation in Nagasaki, Japan, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.
Total Yearly Snowfall in Nagasaki
This chart shows the total yearly snowfall in Nagasaki, Japan, over the past few years. The total yearly snowfall, measured in centimetres, is the sum of all the snow that fell in the twelve months of that year.
Weather experiences in Nagasaki
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Average Weather in Nagasaki by Month
Click on a month below to see detailed weather info for Nagasaki. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
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