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
In Hellevoetsluis, the lowest temperatures are generally noted in January, averaging a high of 6°C (42.8°F) and a low of 3.4°C (38.1°F).Humidity
The months with the highest humidity are January and December, with an average relative humidity of 83%.Rainfall
In Hellevoetsluis, during January, the rain falls for 15.5 days and regularly aggregates up to 24mm (0.94") of precipitation. Throughout the year, there are 167.9 rainfall days, and 321mm (12.64") of precipitation is accumulated.Snowfall
Months with snowfall in Hellevoetsluis are January through March, November and December. The months with the most snowfall are January and February, with an average 11mm (0.43") of accumulated snow.Daylight
In January, the average length of the day is 8h and 24min.On the first day of January in Hellevoetsluis, sunrise is at 08:50 and sunset at 16:43. On the last day of the month, sunrise is at 08:24 and sunset at 17:28 CET.
Sunshine
In Hellevoetsluis, the average sunshine in January is 3.8h.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 value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The UV index of 2 in January translates into these instructions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months in Hellevoetsluis?
How cold is it in Hellevoetsluis in January?
What are the most humid months in Hellevoetsluis?
What is the average humidity in January in Hellevoetsluis?
How much does it rain in Hellevoetsluis in January?
What is the snowiest month in Hellevoetsluis?
How many days does it snow in January in Hellevoetsluis?
What is the average length of the day in January in Hellevoetsluis?
What time are sunrise and sunset in January in Hellevoetsluis?
How many hours of sunshine does Hellevoetsluis have in January?
When is the lowest UV index in Hellevoetsluis?
What is the UV index reading in January in Hellevoetsluis?
Average temperature in January
Hellevoetsluis, Netherlands
- Average high temperature in January: 6°C
The warmest month (with the highest average high temperature) is August (20.9°C).
The month with the lowest average high temperature is January (6°C).
- Average low temperature in January: 3.4°C
The month with the highest average low temperature is August (16.1°C).
The coldest month (with the lowest average low temperature) is February (3.1°C).
Average pressure in January
Hellevoetsluis, Netherlands
- Average pressure in January: 1015mbar
The month with the highest atmospheric pressure is September (1017mbar).
The month with the lowest atmospheric pressure is November (1011.4mbar).
Average wind speed in January
Hellevoetsluis, Netherlands
- Average wind speed in January: 23.3km/h
The windiest month (with the highest average wind speed) is December (24.9km/h).
The calmest month (with the lowest average wind speed) is July (16.3km/h).
Average humidity in January
Hellevoetsluis, Netherlands
- Average humidity in January: 83%
The months with the highest relative humidity are January and December (83%).
The month with the lowest relative humidity is April (75%).
Average rainfall in January
Hellevoetsluis, Netherlands
- Average rainfall in January: 24mm
The wettest month (with the highest rainfall) is August (43mm).
The driest month (with the least rainfall) is April (11mm).
Average rainfall days in January
Hellevoetsluis, Netherlands
- Average rainfall days in January: 15.5 days
The month with the highest number of rainy days is October (17 days).
The month with the least rainy days is April (9.6 days).
Average snowfall in January
Hellevoetsluis, Netherlands
- Average snowfall in January: 11mm
The months with the highest snowfall are January and February (11mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Hellevoetsluis, Netherlands
- Average snowfall days in January: 2.5 days
The month with the highest number of snowfall days is February (2.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in January /
Average sunshine in January
Hellevoetsluis, Netherlands
- Average daylight in January: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in January: 3h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in January
Hellevoetsluis, Netherlands
- Average sunshine days in January: 11.2 days
The month with the most sunshine days is April (17.8 days).
The months with the least sunshine days are November and December (9.7 days).
Average UV index in January
Hellevoetsluis, 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
Hellevoetsluis, Netherlands
- Average cloud cover in January: 62
The month with the most cloud cover is December (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in January
Hellevoetsluis, Netherlands
- Average visibility in January: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January and December (9km).
