Contents
- Weather in October
- Frequently asked questions
- Average temperature in October
- Average humidity in October
- Average rainfall in October
- Average rainfall days in October
- Average snowfall in October
- Average snowfall days in October
- Average sea temperature in October
- Average daylight in October
- Average sunshine in October
- Average UV index in October
October
Weather in October
Temperature
The arrival of October corresponds with a light shift in temperature, down from a moderately hot 28.6°C (83.5°F) in September to a still warm 23.8°C (74.8°F). During the month of October, Nagasaki's nighttime temperature lowers to an average of 16.1°C (61°F).Humidity
In October, the average relative humidity is 67%.Rainfall
In Nagasaki, Japan, in October, during 6.2 rainfall days, 86mm (3.39") of precipitation is typically accumulated. In Nagasaki, during the entire year, the rain falls for 124.7 days and collects up to 1858mm (73.15") of precipitation.Snowfall
March through November are months without snowfall.Sea temperature
In Nagasaki, the average seawater temperature in October is 24.2°C (75.6°F).Note: People sensitive to cold might find swimming in 24.2°C (75.6°F) challenging. However, conditions like sunshine, wind, and ambient temperature play a significant role in the overall comfort. Wetsuits, while optional, might be beneficial.
Daylight
In Nagasaki, the average length of the day in October is 11h and 23min.On the first day of the month, sunrise is at 06:14 and sunset at 18:05. On the last day of October, sunrise is at 06:37 and sunset at 17:30 JST.
Sunshine
In October, the average sunshine is 5.9h.UV index
The average daily maximum UV index in October is 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In October, the UV index of 6 transforms into the following advice:
Prevent overexposure. Protection from the sun's harmful effects is needed. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be mindful! Sand and water reflections can up the Sun's UV exposure.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Nagasaki in October?
What is the average humidity in October in Nagasaki?
How much does it rain in Nagasaki in October?
When it does not snow in Nagasaki?
What is the water temperature in October in Nagasaki?
What is the average length of the day in October in Nagasaki?
When are sunrise and sunset in October in Nagasaki?
How long on average sun shines in October in Nagasaki?
What is the UV index reading in October in Nagasaki?
Average temperature in October
Nagasaki, Japan
- Average high temperature in October: 23.8°C
The warmest month (with the highest average high temperature) is August (31.7°C).
The month with the lowest average high temperature is January (10.4°C).
- Average low temperature in October: 16.1°C
The month with the highest average low temperature is August (25.1°C).
The coldest month (with the lowest average low temperature) is January (3.8°C).
Average humidity in October
Nagasaki, Japan
- Average humidity in October: 67%
The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is February (64%).
Average rainfall in October
Nagasaki, Japan
- Average rainfall in October: 85.8mm
The wettest month (with the highest rainfall) is June (314.6mm).
The driest month (with the least rainfall) is December (60.8mm).
Average rainfall days in October
Nagasaki, Japan
- Average rainfall days in October: 6.2 days
The month with the highest number of rainy days is June (13.5 days).
The month with the least rainy days is October (6.2 days).
Average snowfall in October
Nagasaki, Japan
- Average snowfall in October: 0mm
The month with the highest snowfall is January (20mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in October
Nagasaki, Japan
- Average snowfall days in October: 0 days
The month with the highest number of snowfall days is January (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in October
Nagasaki, Japan
- Average sea temperature in October: 24.2°C
The best month for swimming (with the highest average sea temperature) is August (27.7°C).
The coldest months (with the lowest average sea temperature) are February and March (15.3°C).
Average daylight in October /
Average sunshine in October
Nagasaki, Japan
- Average daylight in October: 11h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in October: 5h and 5min
The month with the most sunshine is August (Average sunshine: 6h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average UV index in October
Nagasaki, Japan
- Average UV index in October: 6
The months with the highest UV index are July and August (UV index 11).
The months with the lowest UV index are January and December (UV index 3).
