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
January, with an average high of 3.5°C (38.3°F) and a low of -1°C (30.2°F), signifies the coldest month of the year.Humidity
In January, the average relative humidity is 88%.Rainfall
The month with the least rainfall in Rettert is January, when the rain falls for 7.8 days and typically collects 8mm (0.31") of precipitation.Snowfall
January through March, November and December are months with snowfall in Rettert, Germany. In Rettert, during January, snow falls for 4.9 days and regularly aggregates up to 14mm (0.55") of snow. Throughout the year, in Rettert, there are 14.9 snowfall days, and 47mm (1.85") of snow is accumulated.Daylight
In Rettert, the average length of the day in January is 8h and 37min.On the first day of January, sunrise is at 08:27 and sunset at 16:35. On the last day of the month, sunrise is at 08:04 and sunset at 17:18 CET.
Sunshine
In January, the average sunshine is 3.5h.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 2 during January leads to these advisories:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest in Rettert?
Is January cold in Rettert?
What is the average humidity in January in Rettert?
What is the driest month in Rettert?
How many days does it rain in January in Rettert?
How much does it snow in Rettert in January?
What is the average length of the day in January in Rettert?
What time are sunrise and sunset in January in Rettert?
How many hours of sunshine does Rettert have in January?
What are the months with the lowest UV index in Rettert?
What is the UV index intensity in January in Rettert?
Average temperature in January
Rettert, Germany
- Average high temperature in January: 3.5°C
The warmest month (with the highest average high temperature) is July (24.5°C).
The month with the lowest average high temperature is January (3.5°C).
- Average low temperature in January: -1°C
The month with the highest average low temperature is August (13.6°C).
The coldest month (with the lowest average low temperature) is January (-1°C).
Average pressure in January
Rettert, Germany
- Average pressure in January: 1017.6mbar
The month with the highest atmospheric pressure is December (1018.3mbar).
The month with the lowest atmospheric pressure is November (1014.5mbar).
Average wind speed in January
Rettert, Germany
- Average wind speed in January: 10.9km/h
The windiest month (with the highest average wind speed) is March (11.7km/h).
The calmest month (with the lowest average wind speed) is August (8.6km/h).
Average humidity in January
Rettert, Germany
- Average humidity in January: 88%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and August (71%).
Average rainfall in January
Rettert, Germany
- Average rainfall in January: 8mm
The wettest month (with the highest rainfall) is August (26mm).
The driest month (with the least rainfall) is January (8mm).
Average rainfall days in January
Rettert, Germany
- Average rainfall days in January: 7.8 days
The months with the highest number of rainy days are May and July (12.5 days).
The month with the least rainy days is February (6.9 days).
Average snowfall in January
Rettert, Germany
- Average snowfall in January: 14mm
The month with the highest snowfall is February (15mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Rettert, Germany
- Average snowfall days in January: 4.9 days
The month with the highest number of snowfall days is January (4.9 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Rettert, Germany
- Average daylight in January: 8h and 4min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in January: 3h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in January
Rettert, Germany
- Average sunshine days in January: 16.6 days
The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is June (15.3 days).
Average UV index in January
Rettert, Germany
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in January
Rettert, Germany
- Average cloud cover in January: 65
The month with the most cloud cover is December (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in January
Rettert, Germany
- Average visibility in January: 7km
The months with the highest visibility are March, April, May, June, July, August and September (9km).
The month with the lowest visibility is January (7km).
