Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
January
Weather in January
Temperature
The coldest temperatures occur during January, when averages reach a peak of 11.6°C (52.9°F) and a low of 6.4°C (43.5°F).Humidity
In Rui'an, the average relative humidity in January is 76%.Rainfall
The months with the least rainfall are January and February Rain falls for 10.5 days and accumulates 18mm (0.71") of rain.Snowfall
January is the only month when snow falls. The month with the most snowfall is January, when snow falls for 0.2 days and typically aggregates up to 1mm (0.04") of snow.Daylight
In January, the average length of the day is 10h and 37min.On the first day of the month, sunrise is at 06:48 and sunset at 17:13. On the last day of January, sunrise is at 06:44 and sunset at 17:36 CST.
Sunshine
In January, the average sunshine in Rui'an is 4.7h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: In January, the UV index of 3 transforms into the following advice:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
What is the average January temperature?
What is the average humidity in January?
What is the driest month?
How much does it rain in January?
What is the snowiest month?
When does it start to snow?
What is the average length of the day in January?
When is the sunrise / sunset in January?
How many hours of sunshine does Rui'an have in January?
What are the months with the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Rui'an, China
- Average high temperature in January: 11.6°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 (11.6°C).
- Average low temperature in January: 6.4°C
The month with the highest average low temperature is July (24.6°C).
The coldest month (with the lowest average low temperature) is January (6.4°C).
Average pressure in January
Rui'an, China
- Average pressure in January: 1025.1mbar
The month with the highest atmospheric pressure is January (1025.1mbar).
The months with the lowest atmospheric pressure are July and August (1006.2mbar).
Average wind speed in January
Rui'an, China
- Average wind speed in January: 9.5km/h
The windiest month (with the highest average wind speed) is October (10.6km/h).
The calmest month (with the lowest average wind speed) is May (7.1km/h).
Average humidity in January
Rui'an, China
- Average humidity in January: 76%
The month with the highest relative humidity is June (88%).
The month with the lowest relative humidity is December (75%).
Average rainfall in January
Rui'an, China
- Average rainfall in January: 18mm
The wettest month (with the highest rainfall) is June (110mm).
The driest months (with the least rainfall) are January and February (18mm).
Average rainfall days in January
Rui'an, China
- Average rainfall days in January: 10.5 days
The month with the highest number of rainy days is August (19.5 days).
The month with the least rainy days is January (10.5 days).
Average snowfall in January
Rui'an, China
- Average snowfall in January: 1mm
The month with the highest snowfall is January (1mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in January
Rui'an, China
- Average snowfall days in January: 0.2 days
The months with the highest number of snowfall days are January and February (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in January /
Average sunshine in January
Rui'an, China
- Average daylight in January: 10h and 4min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).
- Average sunshine in January: 4h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 54min).
The months with the least sunshine are February and November (Average sunshine: 4h and 36min).
Average sunshine days in January
Rui'an, China
- Average sunshine days in January: 17.7 days
The month with the most sunshine days is December (18 days).
The month with the least sunshine days is June (9.2 days).
Average UV index in January
Rui'an, China
- Average UV index in January: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in January
Rui'an, China
- Average cloud cover in January: 50
The month with the most cloud cover is June (Cloud cover 61).
The months with the least cloud cover are July, August and October (Cloud cover 40).
Average visibility in January
Rui'an, China
- Average visibility in January: 9km
The months with the highest visibility are January, February, March, April, August, September, October, November and December (9km).
The month with the lowest visibility is June (7km).
