Sennan
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Sennan Weather in December

Sennan in December sees moderate temperatures, with highs around 13°C (55°F) and overnight lows of 5°C (41°F). Rainfall is fairly high at around 83 mm (3.3 in) on average, so pack waterproofs just in case.

Rainfall in Sennan in December

On average, there are about 14 days with rain during this month, averaging 83 mm (3.3 in). The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.

Temperature in Sennan in December

Daytime temperatures in Sennan reach 13°C (55°F) in December, dropping to 5°C (41°F) at night. December is part of winter. A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights drop to 5°C (41°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Sennan in December

The area experiences a moderate amount of sunshine, with approximately 134 hours of sunlight expected. This means a decent mix of sun and overcast.

For Sennan itself, April, May, October and November generally stand out with the best 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 December

Min Temperature
5°C (41°F)
Max Temperature
13°C (55°F)
Chance of Rain
47%
Precipitation
83 mm (3.3 in)
Rainy days
14 days
Humidity
66% *
Sunshine
134 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 December

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

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 December

The weather can swing between comfortable and chilly in December, so flexibility is key. Pack a variety of tops, at least one warm layer, and both shorts and long pants. This gives you options no matter what the day brings. Expect heavy rainfall, so bring good rain protection and waterproof bags. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Sennan in December

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

  • Swimming
    5/10
  • Cycling
    6/10
  • Walking
    6/10
  • Camping
    4/10
  • Outdoor sports
    6/10

Sennan 3-Day Forecast

More climate data for Sennan

Popular in December

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

Bucket list

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