10-Day Weather Forecast for Nagano

Six-hourly outlook through Tuesday 1 September. Updated every three hours via MET Norway.

Day
Night
03:00
Morning
09:00
Afternoon
15:00
Evening
21:00
Sunday
23 Aug
Rain showers
30°C (86°F)
3.1 mm (0.1 in)
Mostly clear
24°C (75°F)
0 mm (0 in)
Hourly ›
Monday
24 Aug
Mostly clear
22°C (72°F)
0 mm (0 in)
Rain showers
27°C (81°F)
1.1 mm (0.04 in)
Light rain showers
30°C (86°F)
0.8 mm (0.03 in)
Fog
25°C (77°F)
0 mm (0 in)
Hourly ›
Tuesday
25 Aug
Mostly clear
22°C (72°F)
0 mm (0 in)
Light rain showers
28°C (82°F)
0.7 mm (0.03 in)
Mostly sunny
30°C (86°F)
0.1 mm (0 in)
Mostly clear
24°C (75°F)
0 mm (0 in)
Hourly ›
Wednesday
26 Aug
Clear skies
22°C (72°F)
0 mm (0 in)
Light rain showers
29°C (84°F)
0.9 mm (0.04 in)
Mostly sunny
31°C (88°F)
0.1 mm (0 in)
Light rain
25°C (77°F)
0.6 mm (0.02 in)
Hourly ›
Thursday
27 Aug
Cloudy
24°C (75°F)
0.5 mm (0.02 in)
Rain
24°C (75°F)
2 mm (0.1 in)
Light rain
26°C (79°F)
0.7 mm (0.03 in)
Mostly clear
21°C (70°F)
0.1 mm (0 in)
Hourly ›
Friday
28 Aug
Light rain showers
19°C (66°F)
0.9 mm (0.04 in)
Light rain showers
24°C (75°F)
0.9 mm (0.04 in)
Cloudy
26°C (79°F)
0 mm (0 in)
Partly cloudy
20°C (68°F)
0 mm (0 in)
Hourly ›
Saturday
29 Aug
Cloudy
20°C (68°F)
0 mm (0 in)
Partly cloudy
25°C (77°F)
0.1 mm (0 in)
Cloudy
24°C (75°F)
0.4 mm (0.02 in)
Cloudy
21°C (70°F)
0 mm (0 in)
Hourly ›
Sunday
30 Aug
Cloudy
20°C (68°F)
0 mm (0 in)
Cloudy
25°C (77°F)
0 mm (0 in)
Cloudy
30°C (86°F)
0 mm (0 in)
Partly cloudy
25°C (77°F)
0 mm (0 in)
Hourly ›
Monday
31 Aug
Mostly clear
23°C (73°F)
0.3 mm (0.01 in)
Light rain
28°C (82°F)
0.8 mm (0.03 in)
Rain
29°C (84°F)
3.4 mm (0.1 in)
Cloudy
24°C (75°F)
0 mm (0 in)
Hourly ›
Tuesday
1 Sep
Cloudy
23°C (73°F)
0.1 mm (0 in)
Rain showers
26°C (79°F)
4.5 mm (0.2 in)
Rain
26°C (79°F)
3 mm (0.1 in)
Hourly ›
Data from MET Norway · Updated every three hours.

What's the weather in Nagano this week?

Today's weather - Sunday 23 Aug

For the rest of Sunday the predicted weather in Nagano is rain showers during the afternoon. The temperature will be around 30°C (86°F).

Tomorrow's weather - Monday 24 Aug

On Monday, Nagano will be light rain showers during the morning and afternoon. High temperatures will reach a very warm 30°C (86°F), with lows dropping to around 22°C (72°F).

10-Day Weather Forecast

Over the next 10 days, temperatures in Nagano will be will reach 31°C (88°F) on Wednesday before declining again, with average daytime highs of 28°C (82°F) and nighttime lows of 21°C (70°F) over this period. Compared to normal August conditions, this is typical. There will be a mix of sun and clouds during this period. Rainfall is expected to be much less than usual (compared to typical August conditions). The forecast shows some rainy days. Precipitation is expected on roughly 5 days (Sun, Mon, Wed, Thu, Fri). Wind patterns will be generally calm.

Weather Forecast FAQ for Nagano

When will be the warmest day next week?

The warmest day is expected to be Wednesday with a high of 31°C (88°F).

When will be the coldest day?

The coldest day is forecasted for Friday with a low of 19°C (66°F).

Will it rain next week in Nagano?

Yes, rain is expected on 5 days , specifically on Sun, Mon, Wed, Thu, Fri.

How much rainfall is expected next week?

A total of 13 mm (0.5 in) of rain is forecasted for the 10-day period.

What will be the temperature range next week?

Temperatures will range from 19°C (66°F) to 31°C (88°F).

More about Nagano

Explore the full Nagano climate overview with monthly averages, or check rainfall data and temperature by month.

Nagano weather by month

Browse monthly averages for Nagano: climate by month with temperature, rainfall and sunshine.

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