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Weather in Nagano Shi for May 2025

Your guide to Nagano Shi weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in Nagano Shi at the beginning of May is 20.1 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 21.7 °C by the end of May.

  • Rain 🌧️

  • Nagano Shi experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 209.1 mm.

  • More

  • Is May a good time to visit Nagano Shi? check out the best time to travel to Nagano Shi page.

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

Average dry days
6
Dry days
Average rainy days
25
Rainy days
Average snowy days
0
Snow days
Average temperatures
21°/7°
Temperatures
Average wind speed
10 km/h
Avg max wind
Average humidity
72 %
Avg humidity

Nagano Shi in May average weather

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Temperatures trend during May in Nagano Shi

See the weather trend as well as the moving average line
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May weather day by day

Click on a date for more information
Date Weather Temperatures Rain UV More
1 May Heavy rain at times
Heavy rain at times
16° /4° 10.4 mm 4
2 May Moderate or heavy rain shower
Moderate or heavy rain shower
16° /2° 7.1 mm 4
3 May Patchy rain possible
Patchy rain possible
18° /1° 0.7 mm 4
4 May Sunny
Sunny
25° /3° 0 mm 7
5 May Patchy rain possible
Patchy rain possible
24° /7° 1.1 mm 6
6 May Cloudy
Cloudy
23° /9° 4.7 mm 5
7 May Cloudy
Cloudy
19° /9° 19.1 mm 4
8 May Cloudy
Cloudy
15° /5° 16.6 mm 4
9 May Moderate rain at times
Moderate rain at times
17° /3° 1.5 mm 4
10 May Sunny
Sunny
21° /2° 0.1 mm 6
11 May Patchy rain possible
Patchy rain possible
20° /5° 0.2 mm 5
12 May Partly cloudy
Partly cloudy
22° /5° 0.4 mm 6
13 May Partly cloudy
Partly cloudy
20° /7° 14.6 mm 5
14 May Moderate or heavy rain shower
Moderate or heavy rain shower
20° /7° 11.6 mm 5
15 May Partly cloudy
Partly cloudy
22° /8° 3.1 mm 5
16 May Moderate or heavy rain shower
Moderate or heavy rain shower
22° /8° 2.4 mm 5
17 May Moderate or heavy rain shower
Moderate or heavy rain shower
22° /9° 6.4 mm 5
18 May Sunny
Sunny
25° /8° 1.9 mm 6
19 May Moderate or heavy rain shower
Moderate or heavy rain shower
20° /9° 5 mm 5
20 May Moderate rain at times
Moderate rain at times
24° /10° 5.4 mm 6
21 May Patchy rain possible
Patchy rain possible
20° /10° 16.1 mm 5
22 May Heavy rain at times
Heavy rain at times
22° /9° 7.3 mm 5
23 May Moderate or heavy rain shower
Moderate or heavy rain shower
20° /8° 5.2 mm 5
24 May Patchy rain possible
Patchy rain possible
24° /7° 1.6 mm 6
25 May Patchy rain possible
Patchy rain possible
22° /6° 2 mm 5
26 May Patchy rain possible
Patchy rain possible
22° /7° 0.4 mm 6
27 May Moderate or heavy rain shower
Moderate or heavy rain shower
20° /10° 15.2 mm 5
28 May Patchy rain possible
Patchy rain possible
22° /11° 24.2 mm 5
29 May Patchy rain possible
Patchy rain possible
21° /10° 17.4 mm 5
30 May Sunny
Sunny
25° /9° 2.2 mm 6
31 May Patchy rain possible
Patchy rain possible
20° /8° 5.3 mm 4
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Important Notice
Our weather forecast for Nagano Shi in May 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 Nagano Shi forecast closer to your planned date for the most up-to-date weather information.

Nagano Shi in May - FAQ

What are the expected maximum and minimum temperatures in Nagano Shi during May?
Enjoy moderate daytime temperatures of up to 21° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Nagano Shi during May?
Significant rainfall exceeding 209.1 mm is expected in Nagano Shi during May, occurring over more than 25 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Nagano Shi during May?
The average wind speed in Nagano Shi during May is 10 km/h, suggesting breezy to windy conditions, depending on your activities.

What to pack to Nagano Shi in May?

As you prepare for your trip to Nagano Shi in May, 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 Nagano Shi, during May, is comfortable and enjoyable, regardless of the weather conditions.

  • Clothing
    • Warm Clothing: Sweaters, hoodies, long 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
    • Scarves: To protect you from the cold wind
    • Gloves/Mittens: Essential for cold weather
    • Warm Hats: Warm hats for insulation in cold weather
    • Umbrellas/Raincoats: For rainy days

May rainfall patterns in Nagano Shi

Explore the daily rainfall trends and prepare for Nagano Shis May weather 💧

UV exposure in Nagano Shi during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
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Location coordinates Where is Nagano Shi?

Get accurate weather forecasts for Nagano Shi, located at latitude 36.65 and longitude 138.183. Stay updated with localized weather information tailored for Nagano Shi.

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