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 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
December
Weather in December
Temperature
The transition into December involves a decrease in the average high-temperature, falling from a moderate 15.2°C (59.4°F) in November to a frosty 9.2°C (48.6°F). Throughout the month of December, Moriguchi expects an average low of 3.4°C (38.1°F).Humidity
The average relative humidity in December is 77%.Rainfall
In December, the rain falls for 16.5 days. Throughout December, 32mm (1.26") of precipitation is accumulated. In Moriguchi, during the entire year, the rain falls for 185.2 days and collects up to 629mm (24.76") of precipitation.Snowfall
January through March and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 3.5 snowfall days, it receives 26mm (1.02") of snow. Throughout the year, there are 19.6 snowfall days, and 146mm (5.75") of snow is accumulated.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 06:46 and sunset at 16:46. On the last day of the month, sunrise is at 07:04 and sunset at 16:56 JST.
Sunshine
The average sunshine in December is 5.1h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In December, the maximum UV index of 2 suggests these recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the average humidity in December?
How many days does it rain in December?
When does it start snowing?
What is the month with the shortest days?
How many hours of daylight does Moriguchi have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Moriguchi have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Moriguchi, Japan
- Average high temperature in December: 9.2°C
The warmest month (with the highest average high temperature) is August (31.3°C).
The month with the lowest average high temperature is January (6.8°C).
- Average low temperature in December: 3.4°C
The month with the highest average low temperature is August (23.5°C).
The coldest month (with the lowest average low temperature) is January (1.1°C).
Average pressure in December
Moriguchi, Japan
- Average pressure in December: 1019.2mbar
The month with the highest atmospheric pressure is February (1019.7mbar).
The month with the lowest atmospheric pressure is June (1008.8mbar).
Average wind speed in December
Moriguchi, Japan
- Average wind speed in December: 8.8km/h
The windiest month (with the highest average wind speed) is January (9.2km/h).
The calmest month (with the lowest average wind speed) is June (7.2km/h).
Average humidity in December
Moriguchi, Japan
- Average humidity in December: 77%
The month with the highest relative humidity is July (80%).
The month with the lowest relative humidity is May (71%).
Average rainfall in December
Moriguchi, Japan
- Average rainfall in December: 32mm
The wettest month (with the highest rainfall) is July (121mm).
The driest month (with the least rainfall) is February (24mm).
Average rainfall days in December
Moriguchi, Japan
- Average rainfall days in December: 16.5 days
The month with the highest number of rainy days is July (22.1 days).
The month with the least rainy days is May (11.8 days).
Average snowfall in December
Moriguchi, Japan
- Average snowfall in December: 26mm
The month with the highest snowfall is January (71mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Moriguchi, Japan
- Average snowfall days in December: 3.5 days
The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Moriguchi, 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 42min).
The months with the least sunshine are January and February (Average sunshine: 4h and 48min).
Average sunshine days in December
Moriguchi, Japan
- Average sunshine days in December: 8.8 days
The month with the most sunshine days is May (16.8 days).
The month with the least sunshine days is July (6.6 days).
Average UV index in December
Moriguchi, 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, February and December (UV index 2).
Average cloud cover in December
Moriguchi, Japan
- Average cloud cover in December: 43
The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Moriguchi, Japan
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, August, October, November and December (9km).
The months with the lowest visibility are June, July and September (8km).
