Best Time to Visit Tokyo: Weather Month by Month

Q: What is the best time to visit Tokyo?

September is the best month with 28.0°C highs, 21.0°C lows, 4.2h of sunshine and 37.0% rainy days. The months of September & May offer comparable conditions.

Q: How many hours of sunshine does Tokyo get in September?

Tokyo averages 4.2 sunshine hours per day in September. It is the sunniest month with a climate score of 7.4/10.

Q: What is the rainiest month in Tokyo?

January is the most unfavourable month with January has the lowest climate score of the year and the lowest climate score of the year.

Q: What are the temperatures at night in Tokyo in September?

In September, overnight lows reach 21.0°C, while afternoon highs average 28.0°C.

Q: Is Tokyo good in winter?

In winter (December-February), Tokyo scores 4.1/10 on average — Difficult period — prefer the peak season.. The best month overall remains September with a score of 7.4/10.

Q: When should you avoid Tokyo?

January is the most difficult month to visit Tokyo, with January has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.

Decide

When to visit Tokyo?

The decision rests on several criteria. Climate score, tourist crowds and feasible activities.

Verdict: In Tokyo, September and May clearly stand out. March concentrates the least favourable conditions.

Top & avoid

🏆 September · 7.9 May · 7.8 June · 7.7 October · 7.4 ⚠️ March · 4.2

4.3

Jan

4.2

Feb

4.2

Mar

7.3

Apr

7.8

May

7.7

Jun

5.2

Jul

5.0

Aug

7.9

Sep

7.4

Oct

7.2

Nov

4.3

Dec

Best period · ≥ 7 Decent period · 4 – 7 Tough conditions · < 4

What you grasp in 5 seconds

Tokyo offers 6 comfortable months, without any month really to avoid. The gap stays moderate: 7.9 in September vs 4.2 in March.

What to check next

Your tolerance for crowds and budget. The best months concentrate tourist saturation and higher prices. Shoulder seasons offer a good compromise.

Next action

Scroll down to the detailed table to compare month by month, then open the page of the month that interests you.

Compare the 12 months By your project

How we calculate the score

The score combines 4 weighted criteria using 10 years of real climate data (ERA5).

Source : ERA5 · Open-Meteo · 10 years (2016–2025) · Full methodology →

Understand

Compare all 12 months

Month-by-month details: temperature, rain, sunshine, score and verdict.

✅ 6 comfortable months (Apr · May · Jun · Sep · Oct · Nov)

Month	T° min	T° max	Rain %	mm/day	Sun	Score	Verdict
🌥️ January →	0°C	9°C	13%	1.7mm	6.2h	4.3/10	Decent period
🌥️ February →	1°C	10°C	17%	1.8mm	6.0h	4.2/10	Decent period
🌥️ March →	4°C	14°C	28%	4.6mm	5.7h	4.2/10	Decent period
⛅ April →	10°C	19°C	28%	4.5mm	6.0h	7.3/10	Best period
☀️ May →	15°C	23°C	29%	5.0mm	5.8h	7.8/10	Best period
☀️ June →	19°C	26°C	35%	6.4mm	4.1h	7.7/10	Best period
🌥️ July →	23°C	30°C	35%	5.7mm	4.9h	5.2/10	Decent period
🌥️ August →	25°C	32°C	31%	4.5mm	5.6h	5.0/10	Decent period
☀️ September →	21°C	28°C	37%	6.9mm	4.2h	7.9/10	Best period
⛅ October →	14°C	21°C	32%	6.5mm	4.2h	7.4/10	Best period
⛅ November →	8°C	17°C	21%	2.8mm	5.0h	7.2/10	Best period
🌥️ December →	2°C	11°C	16%	1.8mm	5.6h	4.3/10	Decent period

🌥️ January

4.3/10

T°0°C / 9°C

Rain %13%

Sun6.2h

Decent period

🌥️ February

4.2/10

T°1°C / 10°C

Rain %17%

Sun6.0h

Decent period

🌥️ March

4.2/10

T°4°C / 14°C

Rain %28%

Decent period

Rain %28%

Best period

Rain %29%

Best period

Rain %35%

Best period

Rain %35%

Decent period

Rain %31%

Decent period

Rain %37%

Best period

Rain %32%

Best period

T°8°C / 17°C

Rain %21%

Sun5.0h

Best period

🌥️ December

4.3/10

T°2°C / 11°C

Rain %16%

Sun5.6h

Decent period

📊 Quick read

Optimal window

Apr → Jun

Good transition

Mar · Jul · Aug · Dec

Tough period

none

🌡️ Detailed conditions (September)

🌡️ Feel

Warm

☀️ UV

5.9 · Moderate

💧 Humidity feel

14°C · Pleasant

☔ Rain

37% · 6.9 mm/day

🌅 Sunshine

4.2h/day

Week by week

Tokyo week by week: your odds of avoiding rain

For each week of the year: in how many years out of 10 it was mostly dry (at most 2 rainy days), 2016 to 2025.

Safest week: Feb 12 to Feb 18, mostly dry in 10 years out of 10 (0.8 rainy day(s) on average).

Most exposed: Jul 9 to Jul 15, mostly dry in 3 years out of 10 (3.2 rainy days on average).

Number = years out of 10 with at most 2 rainy days in the week. Source: ERA5 reanalysis (ECMWF) via Open-Meteo, daily data 2016-2025. Rainy day = at least 1 mm, as everywhere on the site.
Jan	Jan 19/1010°C	Jan 810/109°C	Jan 1510/109°C	Jan 228/109°C	Jan 2910/1010°C
Feb	Feb 58/109°C	Feb 1210/1012°C	Feb 199/1011°C	Feb 268/1012°C
Mar	Mar 56/1013°C	Mar 127/1015°C	Mar 196/1015°C	Mar 264/1016°C
Apr	Apr 28/1017°C	Apr 98/1018°C	Apr 166/1020°C	Apr 237/1020°C	Apr 309/1022°C
May	May 75/1022°C	May 146/1023°C	May 218/1024°C	May 287/1024°C
Jun	Jun 45/1025°C	Jun 114/1026°C	Jun 185/1027°C	Jun 255/1029°C
Jul	Jul 26/1030°C	Jul 93/1029°C	Jul 165/1031°C	Jul 238/1032°C	Jul 308/1032°C
Aug	Aug 66/1032°C	Aug 134/1031°C	Aug 207/1032°C	Aug 274/1031°C
Sep	Sep 35/1029°C	Sep 106/1028°C	Sep 173/1027°C	Sep 247/1026°C
Oct	Oct 18/1025°C	Oct 84/1022°C	Oct 156/1021°C	Oct 227/1020°C	Oct 298/1019°C
Nov	Nov 59/1018°C	Nov 1210/1017°C	Nov 196/1015°C	Nov 268/1014°C
Dec	Dec 39/1013°C	Dec 1010/1012°C	Dec 177/1011°C	Dec 2410/1010°C

A specific date? The app computes the same figure day by day.

10-year trend

Annual temperatures — Tokyo

Min/max temperature curves observed over the past 10 years (ERA5). Shows climate stability and trend.

Tailor

For your trip

A few angles depending on what kind of trip you are planning.

🏖️ Beaches: Jun-Sept🌊 Swell: Sept-Mar🚤 Water activities

Book

Plan your trip

Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.

🏨

Stay

Hotels & rentals · Tokyo

Expedia →

🎟️

Activities

Tours, tickets, experiences

See ↓

✈️

Flights

Multi-airline comparator

Kiwi →

🎟️ Activities & tours · Tokyo

GetYourGuide selection · free cancellation

See all →

Affiliate link · GetYourGuide

Practical info

What you need to know before you go

Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a beach holiday.

Country · Japan

🗣️LanguageJapanese

💶CurrencyYen japonais (¥)

🚗DrivingLeft-hand

🛡️Safety ⓘSafe · 2/5

💰Cost of living ⓘModerate · 3/5

🌡️ Climate

🌍Climate typeTemperate oceanic

📈Climate trend ⓘ+2.01°C/decade

🔥Hottest monthAugust · 32°C

❄️Coolest monthJanuary · 9°C

🌧️Rainiest month ⓘSeptember · 37%

🏖️ Beach holiday

📅Peak seasonJuin → Sept

🏖️Swell (Sept–Mar) ⓘModérée

Explore

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World ranking 2026See →

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Winter sunSee →

Where to go in JulySee →

🗺️ Climate map of 754 destinations

Location

Where is Tokyo ?

Global position + regional geographic context.

🌍 World

🔍 Geographic context

Temperate oceanic climate with a 7.9 → 4.2 gap between best and worst month. 10 years of ERA5 data to choose by project.

35.69°N · 139.69°E

Questions

Frequently asked questions

What is the best time to visit Tokyo?

September is the best month with 28.0°C highs, 21.0°C lows, 4.2h of sunshine and 37.0% rainy days. The months of September & May offer comparable conditions.

How many hours of sunshine does Tokyo get in September?

Tokyo averages 4.2 sunshine hours per day in September. It is the sunniest month with a climate score of 7.4/10.

What is the rainiest month in Tokyo?

January is the most unfavourable month with January has the lowest climate score of the year and the lowest climate score of the year.

What are the temperatures at night in Tokyo in September?

In September, overnight lows reach 21.0°C, while afternoon highs average 28.0°C.

Is Tokyo good in winter?

In winter (December-February), Tokyo scores 4.1/10 on average — Difficult period — prefer the peak season.. The best month overall remains September with a score of 7.4/10.

When should you avoid Tokyo?

January is the most difficult month to visit Tokyo, with January has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.