Yokohama features a humid subtropical climate with four distinct seasons, mild winters, and hot, humid summers. The city experiences abundant rainfall, especially during the summer rainy season and typhoon months, while winters are relatively dry and sunny. Seasonal changes bring cherry blossoms in spring and colorful foliage in autumn, making the climate varied and appealing for visitors.
The best times to travel section shows how the months compare for a visit, so you can find the time of year that fits what you want to do.
Background colors of the months:
The color shows the typical temperature: yellow (hot), green (mild) and blue (cold). How strong the color is shows the travel season: full color means high season, soft color means shoulder season and soft-striped means off season.
Weather symbols:
Each month has one symbol showing what the weather is typically like, such as hot and sunny, freezing or a rainy or snowy season. Use them to quickly spot months that match the weather you want, or to avoid the ones that don't.
Crowdedness:
The people icon shows how busy the place usually is. The more people, the more crowded it gets.
Additional notes:
The gray info boxes point out special things worth knowing, like recurring weather issues or seasonal events.
Yokohama, located on Japan’s Pacific coast, enjoys a humid subtropical climate with clear seasonal contrasts. Winters (December to February) are mild and relatively dry, with average highs around 10°C and lows near 2°C. Snowfall is rare and typically melts quickly, while sunny days are common, offering about 6 hours of sunshine daily. Spring (March to May) brings gradually warming temperatures, from 10°C in March to around 19°C by May, and is famous for cherry blossoms, especially in late March and early April.
Summers (June to August) are hot, humid, and marked by significant rainfall. The rainy season, known as 'tsuyu,' occurs from mid-June to mid-July, with frequent showers and high humidity. Average highs reach 29–31°C in July and August, and nights remain warm. Typhoon season peaks from August to early October, occasionally bringing strong winds and heavy rain. Autumn (September to November) is comfortable and less humid, with temperatures cooling from 27°C in September to 17°C in November. This season features brilliant autumn foliage and more stable weather, though typhoons can still affect early autumn. Throughout the year, Yokohama receives about 1,700 mm of precipitation, with the driest months being December and January. The city enjoys roughly 1,900–2,000 hours of sunshine annually, and wind speeds are generally moderate, though typhoons can bring gusty conditions.
| Average climate data for Yokohama, Japan | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
| Average maximum temperature (°F) | 49 | 50 | 55 | 63 | 72 | 75 | 83 | 85 | 80 | 71 | 62 | 53 | 85 |
| Average minimum temperature (°F) | 39 | 40 | 45 | 53 | 61 | 67 | 74 | 77 | 71 | 62 | 54 | 44 | 39 |
| Average precipitation (inch) | 2 | 2 | 3 | 3 | 3 | 4 | 3 | 2 | 4 | 5 | 3 | 2 | 35 |
| Average rainfall days (days) | 8 | 11 | 16 | 14 | 14 | 16 | 16 | 13 | 15 | 16 | 13 | 9 | 160 |
| Average snowfall (inch) | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| Average snowfall days (days) | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
| Average relative humidity (%) | 61 | 65 | 65 | 70 | 71 | 79 | 79 | 76 | 74 | 73 | 69 | 62 | 70 |
| Average wind speed (mph) | 10 | 11 | 11 | 11 | 10 | 9 | 10 | 9 | 9 | 10 | 9 | 10 | 10 |
| Average water temperature (°F) | 62 | 61 | 61 | 63 | 67 | 71 | 77 | 79 | 79 | 74 | 71 | 66 | 69 |
| Average daily daylight hours (h) | 10 | 10 | 12 | 13 | 14 | 14 | 14 | 13 | 12 | 11 | 10 | 9 | 12 |
| Average daily sunshine hours (h) | 6 | 5 | 6 | 8 | 9 | 8 | 9 | 10 | 8 | 6 | 5 | 6 | 7 |
| Average cloud coverage (%) | 30 | 42 | 43 | 41 | 37 | 43 | 39 | 33 | 37 | 43 | 36 | 31 | 38 |
| Average UV index | 3 | 3 | 3 | 5 | 5 | 6 | 7 | 6 | 5 | 4 | 4 | 3 | 4 |
The best time to visit Yokohama is from mid-April to mid-May and late October to mid-November. During these periods, the weather is comfortably mild, rainfall is moderate, and you can enjoy cherry blossoms in spring or vibrant autumn foliage. Outdoor activities and sightseeing are especially pleasant, with less humidity and fewer weather disruptions.
The least favorable time to visit Yokohama is from mid-June to early October, when the city experiences its rainy season and peak typhoon activity. High humidity, frequent heavy rain, and occasional strong winds can disrupt travel plans and outdoor activities, making sightseeing less enjoyable during this period.
Yokohama has a humid subtropical climate with mild, sunny winters and hot, humid summers. Rainfall is abundant, especially from June to October, and the city experiences four distinct seasons.
The rainy season, known as 'tsuyu,' typically occurs from mid-June to mid-July. During this time, expect frequent showers, high humidity, and cloudy skies.
Snowfall in Yokohama is rare and usually light. When it does occur, the snow melts quickly due to mild winter temperatures, and significant accumulations are uncommon.
Summer temperatures in Yokohama range from 22°C at night to 31°C during the day. Humidity is high, and heat can feel more intense, especially in July and August.
Yes, Yokohama can be affected by typhoons, mainly from August to early October. Typhoons bring heavy rain and strong winds, so it’s important to monitor weather updates during this period.
Yokohama receives about 1,900–2,000 hours of sunshine per year. Winters are sunnier, while summer and the rainy season see more cloud cover.
The cherry blossoms in Yokohama typically reach their peak around the end of March to early April, offering beautiful scenery and pleasant weather for outdoor activities.
The warmest month, with the highest average maximum temperature, is August (85.4 °F). The month with the lowest average maximum temperature is January (48.7 °F). Overall, the average maximum temperature over the whole year is 66.4 °F.
The month with the highest average minimum temperature is August (77.3 °F). The coldest month, with the lowest average minimum temperature, is January (39.1 °F). Overall, the average minimum temperature over the whole year is 57.4 °F.
The month with the highest average water temperature is August (78.9 °F). The month with the lowest average water temperature is February (61 °F). Overall, the average water temperature over the whole year is 69.3 °F.
The wettest month, with the highest amount of precipitation, is October (4.9 inch). The driest month, with the least amount of precipitation, is December (1.6 inch). Over the whole year there are 34.8 inch of rainfall on average.
The month with the most days of rain is June (16.1 days). The month with the fewest days of rain is January (8.3 days). Over the whole year there are 160.2 days of rain on average.
The month with the most snowfall is February (0.9 inch). The months with the least snowfall are April, May, June, July, August, September, October, November and December (0 inch). Over the whole year there are 1 inch of snowfall on average.
The month with the most days of snowfall is February (1.7 days). The month with the fewest days of snowfall is April (0 days). Over the whole year there are 3.3 days of snowfall on average.
The month with the highest average relative humidity is June (79.4 %). The month with the lowest average relative humidity is January (60.8 %). The overall average relative humidity over the whole year is 70.4 %.
The windiest month, with the highest average wind speed, is April (11.3 mph). The calmest month, with the lowest average wind speed, is June (8.8 mph). The overall average wind speed over the whole year is 9.9 mph.
The month with the cloudiest skies, so the highest cloud coverage, is October (43.1 %). The month with the clearest skies, so the lowest cloud coverage, is January (30.2 %). Over the whole year there is an average cloud coverage of 37.9 %.
The month with the longest days, so the most daylight, is June (Average daylight: 14 h). The month with the shortest days, so the least daylight, is December (Average daylight: 9.1 h). Over the whole year there are 11.9 h of daylight per day on average.
The month with the most sunshine per day is August (Average sunshine: 10 h). The month with the least sunshine per day is February (Average sunshine: 4.9 h). Over the whole year there are 7.2 h of sunlight per day on average.
The month with the highest average UV index is July (UV index: 7). The months with the lowest average UV index are January, February, March and December (UV index: 3). Over the whole year the average UV index is 4.5.
