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Weather in Shinjuku for August 2026

Your guide to Shinjuku weather in August - trends and predictions

    Temperatures

  • In general, the average temperature in Shinjuku at the beginning of August is 28.7 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 28 °C by the end of August.

  • Rain 🌧️

  • The climate of Shinjuku in August is notably wet, with an average of 15 rainy days, and a total of 219 mm of precipitation.

  • More

  • Is August 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
28°/26°
Temperatures
Average wind speed
25 km/h
Avg max wind
Average humidity
81 %
Avg humidity

Shinjuku Weather August

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Temperatures trend during August in Shinjuku

See the weather trend as well as the moving average line

August weather in Shinjuku day by day

Click on a date for more information
Date Weather Temperatures Rain UV More
1 Aug. Patchy rain possible
Patchy rain possible
29° /25° 7.3 mm 6
2 Aug. Partly cloudy
Partly cloudy
28° /25° 6.1 mm 7
3 Aug. Partly cloudy
Partly cloudy
30° /25° 0.3 mm 7
4 Aug. Sunny
Sunny
28° /26° 0 mm 7
5 Aug. Partly cloudy
Partly cloudy
28° /26° 0 mm 7
6 Aug. Heavy rain at times
Heavy rain at times
29° /26° 0.7 mm 6
7 Aug. Patchy rain possible
Patchy rain possible
29° /26° 0.8 mm 6
8 Aug. Patchy rain possible
Patchy rain possible
29° /25° 2.6 mm 6
9 Aug. Patchy rain possible
Patchy rain possible
29° /26° 0.8 mm 7
10 Aug. Patchy rain possible
Patchy rain possible
29° /26° 2.4 mm 7
11 Aug. Partly cloudy
Partly cloudy
28° /26° 3 mm 7
12 Aug. Partly cloudy
Partly cloudy
29° /26° 0.1 mm 7
13 Aug. Sunny
Sunny
28° /26° 1 mm 7
14 Aug. Patchy rain possible
Patchy rain possible
28° /25° 0.2 mm 6
15 Aug. Patchy rain possible
Patchy rain possible
28° /26° 0.8 mm 7
16 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
28° /26° 41.2 mm 6
17 Aug. Partly cloudy
Partly cloudy
31° /26° 0.9 mm 8
18 Aug. Patchy rain possible
Patchy rain possible
28° /26° 2 mm 6
19 Aug. Cloudy
Cloudy
28° /26° 0 mm 7
20 Aug. Moderate rain at times
Moderate rain at times
28° /25° 4 mm 6
21 Aug. Overcast
Overcast
29° /26° 0.2 mm 7
22 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
29° /26° 4.4 mm 7
23 Aug. Patchy rain possible
Patchy rain possible
27° /26° 0.2 mm 7
24 Aug. Cloudy
Cloudy
28° /26° 0 mm 7
25 Aug. Patchy rain possible
Patchy rain possible
28° /26° 0.4 mm 6
26 Aug. Heavy rain at times
Heavy rain at times
28° /26° 0.7 mm 7
27 Aug. Heavy rain at times
Heavy rain at times
29° /26° 5.9 mm 7
28 Aug. Moderate rain at times
Moderate rain at times
28° /26° 2.3 mm 6
29 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
28° /25° 12.1 mm 7
30 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
27° /25° 26.6 mm 7
31 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
28° /26° 11.5 mm 6
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Important Notice
Our weather forecast for Shinjuku in August 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.

Shinjuku weather in August vs July vs September

Compare August 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.
JulyAugustSeptember
WeatherPatchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Patchy rain possible
Temperatures27°/24°28°/26°27°/24°
Rainfall97 mm219 mm136 mm
Wind26.6 km/h24.8 km/h29.1 km/h
Humidity84%81%81%
Rainy days15 days15 days11 days
Dry days16 days16 days19 days

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

Shinjuku in August - FAQ

What are the expected maximum and minimum temperatures in Shinjuku during August?
During August, expect a variety of temperatures with highs around 28° and lows near 26°, suitable for diverse activities and preferences.
How much rainfall should be expected in Shinjuku during August?
Significant rainfall exceeding 219 mm is expected in Shinjuku during August, occurring over more than 15 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Shinjuku during August?
The average wind speed in Shinjuku during August is 25 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Shinjuku in August?

As you prepare for your trip to Shinjuku in August, 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 August, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Lightweight Clothing: T-shirts, blouses, shorts, skirts
    • 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
  • Personal Items
    • Sunscreen: High SPF for sunny destinations
    • Lip Balm with SPF: To protect against chapped lips

August rainfall patterns in Shinjuku

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

UV exposure in Shinjuku during August

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

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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