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 sea temperature 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
Weather in January
Temperature
January is the coldest month, with an average high-temperature of 5.5°C (41.9°F) and an average low-temperature of 2.9°C (37.2°F).Humidity
The months with the highest humidity in Hoorn are January and December, with an average relative humidity of 84%.Rainfall
In Hoorn, during January, the rain falls for 13.8 days and regularly aggregates up to 18mm (0.71") of precipitation. In Hoorn, during the entire year, the rain falls for 160.4 days and collects up to 266mm (10.47") of precipitation.Snowfall
January through March and December are months with snowfall. In Hoorn, in January, snow falls for 3 days, with typically accumulated 6mm (0.24") of snow. In Hoorn, during the entire year, snow falls for 10.3 days and aggregates up to 26mm (1.02") of snow.Sea temperature
In January, the average sea temperature is 6.4°C (43.5°F).Note: Caution: 6.4°C (43.5°F) temperatures below 10°C (50°F) during swimming can result in intense cold shock and quickened breathing.
Daylight
The average length of the day in January in Hoorn is 8h and 17min.On the first day of the month, sunrise is at 08:51 and sunset at 16:35. On the last day of January, in Hoorn, sunrise is at 08:23 and sunset at 17:22 CET.
Sunshine
The average sunshine in January in Hoorn, Netherlands, is 3.7h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 2 during January translates into the following recommendations:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest in Hoorn?
How cold does it get in Hoorn in January?
What is the most humid month in Hoorn?
What is the average humidity in January in Hoorn?
How much does it rain in Hoorn in January?
How many days does it snow in January in Hoorn?
What is the water temperature in January in Hoorn?
How many hours of daylight does Hoorn have in January?
When are sunrise and sunset in January in Hoorn?
How long on average sun shines in January in Hoorn?
What is the month with the lowest UV index in Hoorn?
How high is the UV index in January in Hoorn?
Average temperature in January
Hoorn, Netherlands
- Average high temperature in January: 5.5°C
The warmest month (with the highest average high temperature) is August (20.6°C).
The month with the lowest average high temperature is January (5.5°C).
- Average low temperature in January: 2.9°C
The month with the highest average low temperature is August (15.6°C).
The coldest month (with the lowest average low temperature) is February (2.5°C).
Average pressure in January
Hoorn, Netherlands
- Average pressure in January: 1014.2mbar
The months with the highest atmospheric pressure are May and September (1016.5mbar).
The month with the lowest atmospheric pressure is November (1011mbar).
Average wind speed in January
Hoorn, Netherlands
- Average wind speed in January: 23.5km/h
The windiest month (with the highest average wind speed) is December (24.8km/h).
The calmest month (with the lowest average wind speed) is July (15.6km/h).
Average humidity in January
Hoorn, Netherlands
- Average humidity in January: 84%
The months with the highest relative humidity are January and December (84%).
The month with the lowest relative humidity is April (76%).
Average rainfall in January
Hoorn, Netherlands
- Average rainfall in January: 18mm
The wettest month (with the highest rainfall) is August (37mm).
The driest month (with the least rainfall) is April (8mm).
Average rainfall days in January
Hoorn, Netherlands
- Average rainfall days in January: 13.8 days
The month with the highest number of rainy days is August (16.7 days).
The month with the least rainy days is April (9.1 days).
Average snowfall in January
Hoorn, Netherlands
- Average snowfall in January: 6mm
The month with the highest snowfall is February (12mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in January
Hoorn, Netherlands
- Average snowfall days in January: 3 days
The month with the highest number of snowfall days is February (4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in January
Hoorn, Netherlands
- Average sea temperature in January: 6.4°C
The best month for swimming (with the highest average sea temperature) is September (18°C).
The coldest months (with the lowest average sea temperature) are February and March (6.3°C).
Average daylight in January /
Average sunshine in January
Hoorn, Netherlands
- Average daylight in January: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in January: 3h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in January
Hoorn, Netherlands
- Average sunshine days in January: 12.4 days
The month with the most sunshine days is April (18.4 days).
The month with the least sunshine days is December (9.7 days).
Average UV index in January
Hoorn, Netherlands
- 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, November and December (UV index 2).
Average cloud cover in January
Hoorn, Netherlands
- Average cloud cover in January: 63
The month with the most cloud cover is December (Cloud cover 66).
The months with the least cloud cover are April and August (Cloud cover 39).
Average visibility in January
Hoorn, Netherlands
- Average visibility in January: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Hoorn, Netherlands
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