Kusatsu
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Kusatsu Weather in September

September in Kusatsu brings high temperatures, with daytime highs of 29°C (84°F) and nights around 20°C (68°F). Quite a bit of rainfall is expected, around 177 mm (7 in), so pack an umbrella.

Rainfall in Kusatsu in September

Past climate data indicates that roughly 18 days will see rain, totalling around 177 mm (7 in) for the month. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.

Temperature in Kusatsu in September

In September, Kusatsu sees high temperatures, with highs of 29°C (84°F). Nights drop to around 20°C (68°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. With overnight lows of 20°C (68°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Kusatsu in September

The area enjoys a moderate level of sunlight, with around 140 hours. It's a good balance between sunny and cloudy days.

So this is a great month to visit if you prefer dry days with pleasant temperatures.

Kusatsu Temperature in September

Min Temperature
20°C (68°F)
Max Temperature
29°C (84°F)
Chance of Rain
60%
Precipitation
177 mm (7 in)
Rainy days
18 days
Humidity
68% *
Sunshine
140 hours *
Percentage Sunshine
*
* Data from: Kyoto, Japan (18 KM, 11 Miles).

Kusatsu Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Kusatsu - and find the best time to visit.

Best Places in Japan in September

Find out more about the weather in Japan and which places have the best travel conditions in this month. See all of Japan in September →

perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Kusatsu in September

Warm but pleasant conditions in Kusatsu in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Kusatsu in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

  • Swimming
    7/10
  • Cycling
    7/10
  • Walking
    7/10
  • Camping
    6/10
  • Outdoor sports
    7/10

Kusatsu 3-Day Forecast

More climate data for Kusatsu

Popular in September

Where to go in September - average daytime high across popular destinations.

Bucket list

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