Peak in August
Coolest in January
Heavy in June
Peak in dry season
Sea Temperature
Coastal Waters(Ocean)
Annual Average
Comfortable for most swimmers
Based on average sea surface temperature
Ocean
Yokohama coastline
Yokohama Monthly Weather Guide
Click any month to explore daily weather forecasts
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February
March
April
May
June
July
August
September
October
November
December
Essential Travel Info for Yokohama
Currency
JPY
¥ Japanese yen
Language
Japanese
Driving
Left side
Connect
Chinatown offers free WiFi under the net...
Safety
Very High Safety
GPI: 1.336
Best Time to Visit Yokohama
Location, climate overview & historical trends
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📍 35.4437° N, 139.6380° E
Open in Google MapsYokohama is a prominent destination in Japan.
Located at 35.44°N latitude,Yokohama experiences a temperate climate with four distinct seasons.
Based on 30 years of data, August is the warmest month (avg. 29°C), while January is the coolest. June sees the most rain (35% chance), making January the driest month.
Historical Climate Trend
30-Year Analysis+2.77°C
Total over 30 years
+0.92°C
Per decade
Linear regression analysis of historical maximum temperatures for Yokohama, based on 1995-2024 satellite data from NASA POWER.
Best Time to Visit
NASA POWER Data (1991-2021)April, May, July
Best months to visit
19°C
Avg High
Based on 30 years of NASA satellite data,Yokohama receives approximately 831mm of rainfall annually. These months offer optimal temperatures and minimal rain probability for your visit.
Climate Trends
EXCLUSIVE1995-2040 Temperature Trend
1995 Avg
17.8°
2024 Avg
20.4°
2040 Proj
20.9°
+0.92°C
per decade (observed)
+0.34°C
per decade (CMIP6)
🌡️ Yokohama has warmed by +2.8°C since 1995. By 2040, an additional +0.5°C is projected (based on CMIP6 rate of 0.335°C/decade), for a total of +3.3°C from 1995 baseline.
NASA POWER (1995-2024) + CMIP6 (CMCC_CM2_VHR4, EC_Earth3P_HR, FGOALS_f3_H, HiRAM_SIT_HR, MRI_AGCM3_2_S, NICAM16_8S)
Travel Intelligence
Exclusive flight analytics & health data for Yokohama
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Airport-to-Airport Logistics
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Flight Connectivity Analysis
Airport traffic data & seasonal patterns
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Peak
Mar
Low
Jul
Monthly Traffic Distribution
Key Connections
Health & Safety Advisory
CDC travel health recommendations
COVID-19
All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.
Hepatitis A
Consider hepatitis A vaccination for most travelers. It is recommended for travelers who will be doing higher risk activities, such as visiting smaller cities, villages, or rural areas where a traveler might get infected through food or water. It is recommended for travelers who plan on eating street food.
Hepatitis B
Recommended for unvaccinated travelers younger than 60 years old traveling to Japan. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Japan.
Japanese Encephalitis
Recommended for travelers whoAre moving to an area with Japanese encephalitis to liveSpend long periods of time, such as a month or more, in areas with Japanese encephalitisFrequently travel to areas with Japanese encephalitisConsider vaccination for travelersSpending less than a month in areas with Japanese encephalitis but will be doing activities that increase risk of infection, such as visiting rural areas, hiking or camping, or staying in places without air conditioning, screens, or bed netsGoing to areas with Japanese encephalitis who are uncertain of their activities or how long they will be thereNot recommended for travelers planning short-term travel to urban areas or travel to areas with no clear Japanese encephalitis season.
Measles
Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.
Rabies
Dogs infected with rabies are not commonly found in Japan.If rabies exposures occur while in Japan, rabies vaccines are typically available throughout most of the country.Rabies pre-exposure vaccination considerations include whether travelers 1) will be performing occupational or recreational activities that increase risk for exposure to potentially rabid animals and 2) might have difficulty getting prompt access to safe post-exposure prophylaxis.Please consult with a healthcare provider to determine whether you should receive pre-exposure vaccination before travel.For more information, seecountry rabies status assessments.
+2 more
Source: CDC Travelers' Health
View Complete Health GuideYokohama Climate Data by Month
Historical temperature and precipitation averages
| Month | Avg High (°C) | Rain Probability (%) | Status |
|---|---|---|---|
| January | 9°C | 13% | Neutral |
| February | 10°C | 19% | Neutral |
| March | 13°C | 29% | Neutral |
| April | 17°C | 30% | 😊 Pleasant |
| May | 21°C | 30% | 😊 Pleasant |
| June | 24°C | 35% | Neutral |
| July | 28°C | 31% | 😊 Pleasant |
| August | 29°C | 24% | 😊 Pleasant |
| September | 26°C | 34% | 😊 Pleasant |
| October | 21°C | 31% | 😊 Pleasant |
| November | 16°C | 22% | 😊 Pleasant |
| December | 11°C | 15% | Neutral |
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Compare weather conditions with nearby destinations for your trip planning
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Yokohama Weather FAQ
When is the best time to visit Yokohama?
Honestly, look for months with mild temperatures (20°C-25°C) and low rain chance. Based on historical data, April, May, July are usually great choices.
When is the hottest month in Yokohama?
August is historically the hottest month in Yokohama with average highs of 29°C.
When does it rain the most in Yokohama?
June typically sees the highest probability of rain (35%).
Is Yokohama expensive?
Prices vary by season. The "Perfect" weather months usually coincide with peak tourist season and higher prices, while the rainy or cold months offer better deals.