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Weather in Shinjuku for October 2026

Your guide to Shinjuku weather in October - trends and predictions

    Temperatures

  • So far, October 2026 in Shinjuku is slightly warmer than the historical average by 0.8 °C.

  • The forecast for the upcoming days in Shinjuku predicts a temperature of 19.8 °C, which is slightly above the historical average.

  • In general, the average temperature in Shinjuku at the beginning of October is 23.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19.6 °C by the end of October.

    • Rain 🌧️

  • The climate of Shinjuku in October is notably wet, with an average of 13 rainy days, and a total of 161.2 mm of precipitation.

    • More

  • Is October a good time to visit Shinjuku? check out the best time to travel to Shinjuku page.

  • ✨ Is October a good time to visit Shinjuku? – Ask the AI Weatherman

Average dry days
18
Dry days
Average rainy days
13
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/19°
Temperatures
Average wind speed
30 km/h
Avg max wind
Average humidity
74 %
Avg humidity

Shinjuku Weather October

Move between months or click on a day
September
November
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Moderate or heavy rain shower
24°
2
Light rain
24°
3
Light rain
24°
4
Overcast
23°
5
Light rain
23°
6
Overcast
25°
7
Overcast
24°
8
Moderate rain at times
23°
9
Moderate rain
21°
10
Overcast
22°
11
Light rain
22°
12
Overcast
23°
13
Overcast
23°
14
Patchy rain possible
23°
15
Patchy rain possible
22°
16
Patchy rain possible
23°
17
Moderate or heavy rain shower
23°
18
Patchy rain possible
23°
19
Light rain
24°
20
Light rain
22°
21
Light rain
20°
22
Light rain
21°
23
Patchy rain possible
20°
24
Moderate or heavy rain shower
21°
25
Light rain
20°
26
Moderate rain
21°
27
Light rain
20°
28
Patchy rain possible
19°
29
Patchy rain possible
18°
30
Patchy rain possible
20°
31
Patchy rain possible
22°

Temperatures trend during October in Shinjuku

See the weather trend as well as the moving average line

October weather in Shinjuku day by day

Click on a date for more information
September November
Date Weather Temperatures Rain UV More
1 Oct. Moderate or heavy rain shower
Moderate or heavy rain shower
 24° /21° 6.1 mm 5
2 Oct. Light rain
Light rain
 24° /21° 5.4 mm 4
3 Oct. Light rain
Light rain
 24° /20° 2.8 mm 4
4 Oct. Overcast
Overcast
 23° /21° 0.3 mm 4
5 Oct. Light rain
Light rain
 23° /20° 4.7 mm 4
6 Oct. Overcast
Overcast
 25° /21° 0.3 mm 5
7 Oct. Overcast
Overcast
 24° /21° 0.1 mm 4
8 Oct. Moderate rain at times
Moderate rain at times
 23° /19° 9.4 mm 5
9 Oct. Moderate rain
Moderate rain
 21° /18° 18.7 mm 4
10 Oct. Overcast
Overcast
 22° /18° 0 mm 4
11 Oct. Light rain
Light rain
 22° /19° 3.7 mm 5
12 Oct. Overcast
Overcast
 23° /19° 0 mm 4
13 Oct. Overcast
Overcast
 23° /20° 0.5 mm 4
14 Oct. Patchy rain possible
Patchy rain possible
 23° /19° 1.4 mm 4
15 Oct. Patchy rain possible
Patchy rain possible
 22° /19° 1 mm 4
16 Oct. Patchy rain possible
Patchy rain possible
 23° /20° 0.9 mm 4
17 Oct. Moderate or heavy rain shower
Moderate or heavy rain shower
 23° /20° 6 mm 4
18 Oct. Patchy rain possible
Patchy rain possible
 23° /20° 0.8 mm 4
19 Oct. Light rain
Light rain
 24° /20° 3.3 mm 4
20 Oct. Light rain
Light rain
 22° /19° 5 mm 4
21 Oct. Light rain
Light rain
 20° /18° 3.5 mm 3
22 Oct. Light rain
Light rain
 21° /16° 8.4 mm 4
23 Oct. Patchy rain possible
Patchy rain possible
 20° /17° 0.3 mm 3
24 Oct. Moderate or heavy rain shower
Moderate or heavy rain shower
 21° /18° 8.5 mm 3
25 Oct. Light rain
Light rain
 20° /18° 4.4 mm 3
26 Oct. Moderate rain
Moderate rain
 21° /18° 16.4 mm 3
27 Oct. Light rain
Light rain
 20° /19° 3.4 mm 4.5
28 Oct. Patchy rain possible
Patchy rain possible
 19° /15° 0.7 mm 2.4
29 Oct. Patchy rain possible
Patchy rain possible
 18° /13° 0.8 mm 2.5
30 Oct. Patchy rain possible
Patchy rain possible
 20° /15° 1.1 mm 4
31 Oct. Patchy rain possible
Patchy rain possible
 22° /17° 1.1 mm 4.2
Next
Important Notice
Our weather forecast for Shinjuku in October is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Shinjuku forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Shinjuku weather in October vs September vs November

Compare October weather in Shinjuku with the previous and following months. See how temperature, rainfall, wind, and other conditions change throughout the year to help you plan your visit.
SeptemberOctoberNovember
WeatherPatchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Temperatures26°/23°22°/19°17°/14°
Rainfall330 mm161 mm115 mm
Wind29.4 km/h30 km/h31.4 km/h
Humidity82%74%62%
Rainy days14 days13 days9 days
Dry days16 days18 days21 days

Planning a trip to Shinjuku? Discover the best time to visit

Shinjuku in October - FAQ

What are the expected maximum and minimum temperatures in Shinjuku during October?
During October, expect a variety of temperatures with highs around 22° and lows near 19°, suitable for diverse activities and preferences.

How much rainfall should be expected in Shinjuku during October?
Significant rainfall exceeding 161.2 mm is expected in Shinjuku during October, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Shinjuku during October?
The average wind speed in Shinjuku during October is 30 km/h, suggesting breezy to windy conditions, depending on your activities.

October rainfall patterns in Shinjuku

Explore the daily rainfall trends and prepare for Shinjukus October weather 💧
Typically, Shinjuku has 13 rainy days in October with a total of 161.2 mm of rainfall.

UV exposure in Shinjuku during October

Stay informed about UV levels for safe outdoor activities throughout the month of October ☀️

What to pack to Shinjuku in October?

🌦️ Mild · highs around 22 °C, frequent showers

As you prepare for your trip to Shinjuku in October, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Shinjuku, during October, is comfortable and enjoyable, regardless of the weather conditions.

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🧥 Clothing

👟 Footwear

🎒 Accessories

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Get accurate weather forecasts for Shinjuku, located at latitude 35.295 and longitude 139.571. Stay updated with localized weather information tailored for Shinjuku.

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