World → Japan → Sendai

Weather in Sendai — today

Tomorrow Day after tomorrow 3 days Week 14 days Month forecast Weather archive

Now in Sendai

🌙

+14°

Clear

Feels like +15° · humidity 93%

Today 27.10: +18° / +12°

🕐 19:25

Wind

3 km/h

UV index

Air (AQI)

40 · Good

Precipitation

90%

Humidity

93%

Pressure

1003 hPa

Sunrise / sunset

05:56 / 16:43

Sea temperature

🌊 +20°

👕 What to wear today

Comfortable — a T-shirt, a light sweater for the evening.

☂️ Take an umbrella

Weather for an activity:

🎣 fishing 🏖️ the beach 🏃 a run 📸 a photo shoot 🚶 a walk

Detailed weather information for Sendai

Today, 27 October, Tuesday, in Sendai (Japan): cloudy, light rain in places, moderately warm. During the day the air will warm up to +18°, at night around +12°. Due to the wind it feels like +15°. Wind up to 12 km/h. High chance of rain — be sure to take an umbrella or a raincoat. A T-shirt is comfortable during the day, but take a light sweater or windbreaker for the evening. Water temperature is +20° — you can swim. The sun will rise at 05:56 and set at 16:43 — daylight lasts 11 hours.

Hourly weather in Sendai

💧 The bars at the bottom show the hourly precipitation probability. Shaded areas of the chart are the dark hours (before sunrise 🌅 and after sunset 🌇).

Weather in Sendai for 14 days

Tap a day to expand it by time of day and open the full forecast. The bar shows the range from the night low (left) to the day high (right).

▶

Today 27.10

🌦️

💧 90%

+12° +18°

Morning

🌦️

+14°

Day

🌦️

+18°

Evening

🌇

+17°

Night

🌙

+12°

Drizzle · precipitation 90% · wind up to 12 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.

▶

Tomorrow 28.10

🌦️

💧 84%

+8° +14°

Morning

🌤️

+11°

Day

🌦️

+14°

Evening

🌇

+9°

Night

🌙

+8°

Drizzle · precipitation 84% · wind up to 17 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.

▶

Thu 29.10

⛅

💧 9%

+7° +14°

Morning

⛅

+10°

Day

⛅

+14°

Evening

🌇

+12°

Night

🌙

+7°

Partly cloudy · precipitation 9% · wind up to 8 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.

▶

Fri 30.10

🌦️

💧 18%

+10° +17°

Morning

🌦️

+13°

Day

🌦️

+17°

Evening

🌇

+15°

Night

🌙

+10°

Drizzle · precipitation 18% · wind up to 6 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.

▶

Sat 31.10

🌦️

💧 71%

+8° +19°

Morning

🌦️

+12°

Day

🌦️

+19°

Evening

🌇

+16°

Night

🌙

+8°

Rain showers · precipitation 71% · wind up to 20 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.

▶

Sun 1.11

☁️

💧 11%

+7° +14°

Morning

☁️

+10°

Day

☁️

+14°

Evening

🌇

+12°

Night

🌙

+7°

Overcast · precipitation 11% · wind up to 21 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.

▶

Mon 2.11

🌦️

💧 78%

+8° +14°

Morning

🌦️

+10°

Day

🌦️

+14°

Evening

🌇

+13°

Night

🌙

+8°

Drizzle · precipitation 78% · wind up to 6 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.

▶

Tue 3.11

☁️

💧 35%

+3° +15°

Morning

☁️

+7°

Day

☁️

+15°

Evening

🌇

+12°

Night

🌙

+3°

Overcast · precipitation 35% · wind up to 12 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.

▶

Wed 4.11

☁️

💧 24%

+2° +16°

Morning

☁️

+7°

Day

☁️

+16°

Evening

🌇

+13°

Night

🌙

+2°

Overcast · precipitation 24% · wind up to 14 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.

▶

Thu 5.11

⛅

💧 12%

+3° +11°

Morning

⛅

+6°

Day

⛅

+11°

Evening

🌇

+9°

Night

🌙

+3°

Partly cloudy · precipitation 12% · wind up to 11 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.

▶

Fri 6.11

☁️

💧 16%

+3° +15°

Morning

☁️

+7°

Day

☁️

+15°

Evening

🌇

+12°

Night

🌙

+3°

Overcast · precipitation 16% · wind up to 7 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.

▶

Sat 7.11

🌦️

💧 18%

+8° +19°

Morning

🌦️

+12°

Day

🌦️

+19°

Evening

🌇

+16°

Night

🌙

+8°

Drizzle · precipitation 18% · wind up to 5 km/h.
🙂 Mild, pleasant weather. A light sweater will come in handy in the evening.

▶

Sun 8.11

🌦️

💧 18%

+8° +15°

Morning

🌦️

+11°

Day

🌦️

+15°

Evening

🌇

+13°

Night

🌙

+8°

Drizzle · precipitation 18% · wind up to 8 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.

▶

Mon 9.11

🌦️

💧 22%

+0° +13°

Morning

🌦️

+5°

Day

🌦️

+13°

Evening

🌇

+10°

Night

🌙

+0°

Drizzle · precipitation 22% · wind up to 20 km/h.
🧥 Cool. You'll need a warm jacket; it can get chilly in the evening.

🗺️ Precipitation radar

Precipitation radar (RainViewer) over a clean base map — updates every 5–10 minutes. Colours show nearby precipitation; if there is none, the map is simply clear — that is normal. Zoom with + / −.

Rain intensity:lightmoderateheavy

🎯 What to do in this weather — indices of the day

Comfort score from 0 (bad) to 100 (excellent), calculated from the day's weather. For “rain” and “UV” a percentage/risk level is shown.

🏖️ Beach

0 / 100

for sea and sun · Bad

🏊 Swimming

0 / 100

water 20° · Bad

🏃 Running

10 / 100

comfort for running · Bad

🧴 UV

moderate · low

☂️ Rain

90%

likely · high

✨ Stars

25 / 100

evening visibility · So-so

🧺 Laundry drying

0 / 100

will dry outside · Bad

🚗 Car wash

0 / 100

better to wait · Bad

🌫️ Air quality

Good air

European AQI

PM2.5: 15PM10: 16O₃: 53NO₂: 22

The air is clean — you can walk and exercise outside.

🌅 Sun, moon and sea

Sunrise

05:56

Sunset

16:43

Golden hour

16:06

Daylight

11 h (-2 min vs yesterday)

Sea temperature

+20°

Sendai climate by month

Long-term averages. Hover over a bar for details. The forecast for a specific month is a combination of the climate normal and the model forecast for the coming weeks.

+4°

-3°

Jan

+5°

-3°

Feb

+9°

+0°

Mar

+14°

+5°

Apr

+18°

+10°

May

+21°

+15°

Jun

+25°

+19°

Jul

+26°

+21°

Aug

+23°

+18°

Sep

+18°

+11°

Oct

+13°

+5°

Nov

+7°

+0°

Dec

swipe sideways →

Bar color shows temperature:frostcoolcomfortablewarmhot— best months to visit

Month	Day	Night	Sea	Precipitation	What to pack and what makes the month notable (events, nuances)
January	+4°	-3°	+10°	64 mm	Cold: +4° by day, down to -3° at night — dress warmly. It's a rainy month (64 mm) — an umbrella is a must. ❄️ a warm jacket, a hat, non-slip shoes. The water is cold (+10°) — swimming is for the brave. This is the coldest month of the year.
February	+5°	-3°	+10°	51 mm	Winter weather: about +5° daytime, you need a warm coat and hat. ❄️ a warm jacket, a hat, non-slip shoes. The water is cold (+10°) — swimming is for the brave.
March	+9°	+0°	+9°	87 mm	A cold month: +9° by day, long walks get uncomfortable. One of the wettest months (87 mm): downpours can derail plans. 🧥 a warm jacket. The water is cold (+9°) — swimming is for the brave.
April	+14°	+5°	+12°	94 mm	Cool: around +14° by day, you'll need a warm layer. It's a rainy month (94 mm) — an umbrella is a must. 🧥 a warm jacket. The water is cold (+12°) — swimming is for the brave.
May	+18°	+10°	+15°	103 mm	Ideal weather: +18° daytime — neither hot nor cold. Frequent rain (103 mm over the month) — keep indoor backup plans. 🙂 a sweater for the evening. The water is cold (+15°) — swimming is for the brave. Weather-wise, one of the three best months to visit.
June	+21°	+15°	+19°	130 mm	The most pleasant season: +21° by day, comfortable all day long. One of the wettest months (130 mm): downpours can derail plans. 🙂 a sweater for the evening. Sea at +19° — swimmable, refreshing. The longest daylight hours of the year — more time for everything.
July	+25°	+19°	+24°	187 mm	One of the best times to visit: +25° by day, fresh nights. It's a rainy month (187 mm) — an umbrella is a must. 😊 light summer clothing. Water at +24° — great for swimming. Statistically the wettest month of the year.
August	+26°	+21°	+27°	163 mm	Gentle warmth — about +26° daytime, great walking weather. Frequent rain (163 mm over the month) — keep indoor backup plans. 😊 light summer clothing. Water at +27° — great for swimming. This is the hottest month of the year in Sendai.
September	+23°	+18°	+26°	170 mm	The most pleasant season: +23° by day, comfortable all day long. One of the wettest months (170 mm): downpours can derail plans. 🙂 a sweater for the evening. Water at +26° — great for swimming.
October	+18°	+11°	+22°	145 mm	One of the best times to visit: +18° by day, fresh nights. It's a rainy month (145 mm) — an umbrella is a must. 🙂 a sweater for the evening. Water at +22° — great for swimming.
November	+13°	+5°	+17°	65 mm	A fresh month — +13° daytime, take a jacket for walks. Frequent rain (65 mm over the month) — keep indoor backup plans. 🧥 a warm jacket. The water is cold (+17°) — swimming is for the brave.
December	+7°	+0°	+13°	60 mm	A cold month: +7° by day, long walks get uncomfortable. 🧣 a warmer jacket. The water is cold (+13°) — swimming is for the brave. The shortest daylight of the year — it gets dark early.

When to visit Sendai

✅ Recommended time to visit

🌟 Best time: May, June, August

Daytime air+18…+26°

Sea temperature+15…+27°

Precipitationoften

Why: comfortable +18…+26° by day, little rain.

⚠️ Doable, with caveats

🌤️ Shoulder season: January, February, July, September, October, November

Daytime air+4…+25°

Sea temperature+10…+26°

Precipitationoften

Why: noticeable rain risk (51–187 mm/month) — pack an umbrella and backup plans.

🔴 Not the best time

❄️ Cold season: March, April, December

Daytime air+7…+14°

Sea temperature+9…+13°

Precipitationoften

Why: cold and dark (+7…+14° by day, 10 h of daylight) — only if frost and short days don’t put you off.

Bottom line: the best time to visit Sendai is May, June, August, and the most comfortable months are May, June, August. The toughest months to visit are March, April, December: frequent rain.