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
Weather in January
Temperature
January tends to be the coldest month, with temperatures averaging a daily high of 5.4°C (41.7°F) and a low of 1.8°C (35.2°F).Humidity
In January, the average relative humidity in Heerjansdam is 86%.Rainfall
In Heerjansdam, during January, the rain falls for 16.4 days and regularly aggregates up to 44mm (1.73") of precipitation. In Heerjansdam, during the entire year, the rain falls for 201.9 days and collects up to 550mm (21.65") of precipitation.Snowfall
January through March, November and December are months with snowfall. In January, it is snowing for 2.9 days. Throughout January, 19mm (0.75") of snow is accumulated. In Heerjansdam, during the entire year, snow falls for 9.7 days and aggregates up to 68mm (2.68") of snow.Daylight
In January, the average length of the day is 8h and 24min.On the first day of January, sunrise is at 08:48 and sunset at 16:41. On the last day of the month, sunrise is at 08:23 and sunset at 17:27 CET.
Sunshine
In Heerjansdam, the average sunshine in January is 3.8h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.Note: In January, the maximum UV index of 2 translates into these guidelines:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What part of the year is the coldest in Heerjansdam?
How cold does it get in Heerjansdam in January?
What is the average humidity in January in Heerjansdam?
How many days does it rain in January in Heerjansdam?
How many days does it snow in January in Heerjansdam?
What is the average length of the day in January in Heerjansdam?
What time are sunrise and sunset in January in Heerjansdam?
How many hours of sunshine does Heerjansdam have in January?
What is the month with the lowest UV index in Heerjansdam?
How high is the UV index in January in Heerjansdam?
Average temperature in January
Heerjansdam, Netherlands
- Average high temperature in January: 5.4°C
The warmest month (with the highest average high temperature) is July (22.4°C).
The month with the lowest average high temperature is January (5.4°C).
- Average low temperature in January: 1.8°C
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is February (1.6°C).
Average pressure in January
Heerjansdam, Netherlands
- Average pressure in January: 1015.1mbar
The month with the highest atmospheric pressure is September (1017.1mbar).
The month with the lowest atmospheric pressure is November (1011.6mbar).
Average wind speed in January
Heerjansdam, Netherlands
- Average wind speed in January: 17.5km/h
The windiest month (with the highest average wind speed) is December (18.1km/h).
The calmest month (with the lowest average wind speed) is August (12.2km/h).
Average humidity in January
Heerjansdam, Netherlands
- Average humidity in January: 86%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is April (74%).
Average rainfall in January
Heerjansdam, Netherlands
- Average rainfall in January: 44mm
The wettest month (with the highest rainfall) is August (60mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in January
Heerjansdam, Netherlands
- Average rainfall days in January: 16.4 days
The month with the highest number of rainy days is July (20.6 days).
The month with the least rainy days is February (13.4 days).
Average snowfall in January
Heerjansdam, Netherlands
- Average snowfall in January: 19mm
The month with the highest snowfall is February (27mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in January
Heerjansdam, Netherlands
- Average snowfall days in January: 2.9 days
The month with the highest number of snowfall days is February (3.3 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
Heerjansdam, 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: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in January
Heerjansdam, Netherlands
- Average sunshine days in January: 11.4 days
The month with the most sunshine days is March (14.3 days).
The month with the least sunshine days is August (7.7 days).
Average UV index in January
Heerjansdam, 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
Heerjansdam, Netherlands
- Average cloud cover in January: 62
The month with the most cloud cover is December (Cloud cover 64).
The months with the least cloud cover are April and August (Cloud cover 40).
Average visibility in January
Heerjansdam, Netherlands
- Average visibility in January: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Heerjansdam, Netherlands
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