Sendai Weather in May
May in Sendai averages 19°C (66°F) during the day and 12°C (54°F) at night. Quite a bit of rainfall is typical this month, with around 112 mm (4.4 in) on average. An umbrella is a good idea.
Rainfall in Sendai in May
Historically, May sees about 16 days of rain, with a monthly average of 112 mm (4.4 in). Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.
Temperature in Sendai in May
Expect highs of 19°C (66°F) in Sendai in May, with nights dropping to around 12°C (54°F). Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 12°C (54°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Sendai in May
Expect a lot of sunshine this month, with about 190 hours of sun. These sunny conditions add to the overall experience.
Wind Speed in Sendai in May
Average wind speeds reach 3 m/s (6 knots) in May, creating light breezes that feel pleasant throughout the day. Some days are calmer, while others bring slightly more active breezes.If your ideal day consists of dry skies and pleasant temperatures, June, August and October typically offer the best circumstances for Sendai.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Sendai's climate page.
Sendai Temperature in May
Min Temperature
12°C (54°F)
Max Temperature
19°C (66°F)
Chance of Rain
54%
Precipitation
112 mm (4.4 in)
Rainy days
16 days
Humidity
70%
Windspeed
3 m/s (6 knots)
Sunshine
190 hours
Percentage Sunshine
47%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Sendai typically stay consistent throughout May, with daily highs averaging around 19°C (66°F). Nights are cool, with lows typically ranging from 9°C (48°F) to 14°C (57°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather for Sendai in May
Browse day-by-day weather records for Sendai spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Sendai historical weather extremes in May
Based on 50 years of weather observations (1976-2026), these are the most extreme conditions recorded in Sendai.
- On May 27, 2019, temperatures climbed to 31°C (88°F), marking the warmest May day on record.
- The lowest daytime temperature in May was 8°C (46°F), recorded on May 1, 2001.
- Nighttime temperatures dropped to 2°C (36°F) on May 1, 1992, marking the coldest May night on record.
Best Places in Japan in May
Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in May →
perfect weather
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tolerable
unpleasant
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What to Wear in Sendai in May
Comfortable temperatures call for an easy wardrobe in May. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Sendai in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Japan, check out our Sendai's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Sendai climate overview or explore weather in Japan.
