Yokohama Weather and Climate: A Comprehensive Guide
The temperature in Yokohama can vary quite a bit throughout the year.
Temperatures can be warm during the warmest months,
and cold during the cooler months.
It also has a notably wet climate with much precipitation.
Let’s explore the climate details in depth to provide you with a complete overview.
Average maximum day and minimum night temperature
Visitors to Yokohama can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a comfortable 30°C in August, the warmest time of the year, to a chilly 11°C during cooler months like January.
At night, temperatures typically drop to an average of around 4°C during these months.Check out our detailed temperature page for more information.
Temperature ranges by month
Precipitation and rainy days
Yokohama is known for its substantial rainfall, with annual precipitation reaching 1638 mm. Significant seasonal changes in precipitation occur throughout the year. During the wetter season, October receives heavy rainfall, averaging 216 mm of precipitation, recorded across 17 rainy days. In contrast, the drier season, December brings less rainfall, with 70 mm over 10 rainy days. For more details, please visit our Yokohama Precipitation page.
The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
While the amount of sunshine in Yokohama varies throughout the year, all seasons offer their own charm. Enjoy up to 6.9 hours of daily sun in August, and experience slightly darker atmosphere in September, with about 4.4 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Average humidity
The relative humidity is high throughout the year in Yokohama.
The city experiences its highest humidity in June, reaching 78%. In January, the humidity drops to its lowest level at 54%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Forecast for Yokohama
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Yokohama in Japan
During the months of May, June and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
The hottest season / summer takes place in June, July, August and September.
Most rainfall (rainy season) is seen in June, July, September and October.
August has an average maximum temperature of 30°C and is the warmest month of the year.
The coldest month is January with an average maximum temperature of 11°C.
October tops the wettest month list with 216 mm of rainfall.
December is the driest month with 70 mm of precipitation.
August is the sunniest month with an average of 208 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
