Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The onset of December brings a small change in high-temperatures, falling from a moderate 15.1°C (59.2°F) in November to a frosty 9.4°C (48.9°F). Throughout December, Nishinomiya registers a consistent average low-temperature of 4.2°C (39.6°F).Humidity
The average relative humidity in December in Nishinomiya is 76%.Rainfall
In Nishinomiya, Japan, during December, the rain falls for 18.1 days and regularly aggregates up to 65mm (2.56") of precipitation. Throughout the year, there are 207 rainfall days, and 1194mm (47.01") of precipitation is accumulated.Snowfall
Months with snowfall are January through March and December. December is the first month it typically snows in Nishinomiya. Throughout December, in the average 5.5 snowfall days, it receives 36mm (1.42") of snow. Throughout the year, there are 26.9 snowfall days, and 204mm (8.03") of snow is accumulated.Sea temperature
In December, the average sea temperature in Nishinomiya is 17.7°C (63.9°F).Note: In 17.7°C (63.9°F), swimming is not an enjoyable activity for most. As the temperature decreases from 21°C (69.8°F) to 15°C (59°F), it becomes harder to control breathing.
Daylight
December has the shortest days of the year, with an average of 9h and 54min of daylight.On the first day of December, sunrise is at 06:47 and sunset at 16:47. On the last day of the month, sunrise is at 07:05 and sunset at 16:57 JST.
Sunshine
In Nishinomiya, the average sunshine in December is 5.1h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for average individuals.Note: A daily maximum UV index of 2 in December translates into the following instructions:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. To guard against the harmful effects of the Sun, minimize exposure during midday. Enhance your sun protection with tightly woven, yet airy clothing. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Frequently asked questions
What are the temperatures in Nishinomiya in December?
What is the average humidity in December in Nishinomiya?
How many days does it rain in December in Nishinomiya?
When does it start snowing in Nishinomiya?
What is the sea water temperature in December in Nishinomiya?
What is the month with the shortest days in Nishinomiya?
How many hours of daylight does Nishinomiya have in December?
When is the sunrise / sunset in December in Nishinomiya?
How long on average sun shines in December in Nishinomiya?
When is the lowest UV index in Nishinomiya?
What is the UV index intensity in December in Nishinomiya?
Average temperature in December
Nishinomiya, Japan
- Average high temperature in December: 9.4°C
The warmest month (with the highest average high temperature) is August (30.8°C).
The month with the lowest average high temperature is January (7°C).
- Average low temperature in December: 4.2°C
The month with the highest average low temperature is August (23.9°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).
Average pressure in December
Nishinomiya, Japan
- Average pressure in December: 1019.4mbar
The month with the highest atmospheric pressure is February (1019.9mbar).
The month with the lowest atmospheric pressure is June (1008.8mbar).
Average wind speed in December
Nishinomiya, Japan
- Average wind speed in December: 11.1km/h
The windiest month (with the highest average wind speed) is January (11.5km/h).
The calmest month (with the lowest average wind speed) is June (8.3km/h).
Average humidity in December
Nishinomiya, Japan
- Average humidity in December: 76%
The month with the highest relative humidity is July (81%).
The months with the lowest relative humidity are April and May (72%).
Average rainfall in December
Nishinomiya, Japan
- Average rainfall in December: 65mm
The wettest month (with the highest rainfall) is July (196mm).
The driest month (with the least rainfall) is January (49mm).
Average rainfall days in December
Nishinomiya, Japan
- Average rainfall days in December: 18.1 days
The month with the highest number of rainy days is July (23.2 days).
The month with the least rainy days is November (14.1 days).
Average snowfall in December
Nishinomiya, Japan
- Average snowfall in December: 36mm
The month with the highest snowfall is January (96mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Nishinomiya, Japan
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is January (10.6 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).
Average sea temperature in December
Nishinomiya, Japan
- Average sea temperature in December: 17.7°C
The best month for swimming (with the highest average sea temperature) is August (27.7°C).
The coldest month (with the lowest average sea temperature) is March (13.9°C).
Average daylight in December /
Average sunshine in December
Nishinomiya, Japan
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Nishinomiya, Japan
- Average sunshine days in December: 6.6 days
The month with the most sunshine days is May (14.8 days).
The month with the least sunshine days is July (5.6 days).
Average UV index in December
Nishinomiya, Japan
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Nishinomiya, Japan
- Average cloud cover in December: 43
The months with the most cloud cover are January and February (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Nishinomiya, Japan
- Average visibility in December: 10km
The months with the highest visibility are November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September and October (9km).
Nishinomiya, Japan
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