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Weather in Shinjuku for October 2025

Your guide to Shinjuku weather in October - trends and predictions

    Temperatures

  • Until now, October 2025 in Shinjuku is slightly cooler than the historical average by -1 °C.

  • In general, the average temperature in Shinjuku at the beginning of October is 24.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19.4 °C by the end of October.

    • Rain 🌧️

  • The climate of Shinjuku in October is notably wet, with an average of 15 rainy days, and a total of 210.9 mm of precipitation.

    • More

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

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
16
Dry days
Average rainy days
15
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/19°
Temperatures
Average wind speed
31 km/h
Avg max wind
Average humidity
76 %
Avg humidity

Shinjuku Weather October

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

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° 8.7 mm 6
2 Oct. Sunny
Sunny
 25° /22° 0.8 mm 6
3 Oct. Moderate or heavy rain shower
Moderate or heavy rain shower
 25° /21° 4.1 mm 6
4 Oct. Overcast
Overcast
 24° /22° 0.5 mm 6
5 Oct. Heavy rain at times
Heavy rain at times
 24° /21° 7.1 mm 5
6 Oct. Overcast
Overcast
 25° /21° 0.4 mm 6
7 Oct. Patchy rain possible
Patchy rain possible
 24° /21° 0.2 mm 6
8 Oct. Moderate rain at times
Moderate rain at times
 24° /19° 14.1 mm 6
9 Oct. Moderate or heavy rain shower
Moderate or heavy rain shower
 21° /18° 28 mm 5
10 Oct. Overcast
Overcast
 20° /18° 0 mm 5
11 Oct. Partly cloudy
Partly cloudy
 21° /18° 5.6 mm 6
12 Oct. Overcast
Overcast
 23° /18° 0.1 mm 5
13 Oct. Overcast
Overcast
 22° /20° 0.7 mm 5
14 Oct. Cloudy
Cloudy
 22° /17° 1.3 mm 5
15 Oct. Overcast
Overcast
 23° /18° 1.4 mm 5
16 Oct. Patchy rain possible
Patchy rain possible
 23° /21° 0.8 mm 5
17 Oct. Moderate or heavy rain shower
Moderate or heavy rain shower
 24° /20° 8.9 mm 6
18 Oct. Moderate rain at times
Moderate rain at times
 23° /20° 1.2 mm 5
19 Oct. Patchy rain possible
Patchy rain possible
 24° /20° 4.9 mm 6
20 Oct. Patchy rain possible
Patchy rain possible
 21° /16° 7.2 mm 5
21 Oct. Overcast
Overcast
 18° /14° 5.1 mm 4
22 Oct. Overcast
Overcast
 19° /15° 12.6 mm 5
23 Oct. Patchy rain possible
Patchy rain possible
 21° /16° 0.4 mm 5
24 Oct. Moderate or heavy rain shower
Moderate or heavy rain shower
 21° /18° 1.1 mm 5
25 Oct. Moderate rain at times
Moderate rain at times
 18° /17° 3.8 mm 5
26 Oct. Overcast
Overcast
 20° /17° 0.9 mm 5
27 Oct. Patchy rain possible
Patchy rain possible
 20° /18° 3.4 mm 5
28 Oct. Moderate or heavy rain shower
Moderate or heavy rain shower
 20° /16° 11.1 mm 5
29 Oct. Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /14° 15 mm 4
30 Oct. Moderate or heavy rain shower
Moderate or heavy rain shower
 21° /15° 10.1 mm 5
31 Oct. Moderate rain
Moderate rain
 20° /16° 18.4 mm 0.6
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
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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
Temperatures27°/24°22°/19°17°/14°
Rainfall136 mm211 mm193 mm
Wind29.1 km/h31.4 km/h33.3 km/h
Humidity81%76%65%
Rainy days11 days15 days11 days
Dry days19 days16 days19 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 210.9 mm is expected in Shinjuku during October, occurring over more than 15 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 31 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Shinjuku in October?

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.

  • Clothing
    • Layered Clothing: Light sweaters, long-sleeve shirts, light jackets, and comfortable pants
    • Rain Gear: Lightweight, waterproof clothing
  • Footwear
    • Waterproof Shoes
  • Accessories
    • Sunglasses: For sun protection
    • Sun Hats: Wide-brimmed hats for sun protection in warm weather
    • Umbrellas/Raincoats: For rainy days

October rainfall patterns in Shinjuku

Explore the daily rainfall trends and prepare for Shinjukus October weather 💧

UV exposure in Shinjuku during October

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

Quick links

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Location coordinates Where is Shinjuku?

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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