Sennan
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Sennan Weather in September

In Sennan, September brings high daytime temperatures around 29°C (84°F), with nights cooling to 21°C (70°F). Expect quite a bit of rainfall this month.

Rainfall in Sennan in September

Historically, approximately 17 days this month are expected to have rain, averaging 191 mm (7.5 in). Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.

Temperature in Sennan in September

If you're visiting Sennan in September, expect highs of 29°C (84°F) and overnight lows around 21°C (70°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. With lows of 21°C (70°F), the nights are warm and generally comfortable.

Sunshine in Sennan in September

The area enjoys a moderate level of sunlight, with around 162 hours. It's a good balance between sunny and cloudy days.

Should you favor a climate that's both dry and comfortably warm, April, May, October and November typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Sennan Temperature in September

Min Temperature
21°C (70°F)
Max Temperature
29°C (84°F)
Chance of Rain
57%
Precipitation
191 mm (7.5 in)
Rainy days
17 days
Humidity
73% *
Sunshine
162 hours *
Percentage Sunshine
*
* Data from: Wakayama, Japan (17 KM, 10 Miles).

Sennan Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Sennan - 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 Sennan in September

Warm but pleasant conditions in Sennan 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. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Sennan 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

Sennan 3-Day Forecast

More climate data for Sennan

Popular in September

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

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.