January weather forecastBilthoven, Netherlands

January

Weather in January

January, like December, in Bilthoven, Netherlands, is an icy winter month, with an average temperature fluctuating between 5.1°C (41.2°F) and 1.6°C (34.9°F).

Temperature

With its high average temperature of 5.1°C (41.2°F) and a low of 1.6°C (34.9°F), January is regarded as the coldest month.

Humidity

The average relative humidity in January is 87%.

Rainfall

In Bilthoven, during January, the rain falls for 9.8 days and regularly aggregates up to 11mm (0.43") of precipitation. In Bilthoven, during the entire year, the rain falls for 116.8 days and collects up to 163mm (6.42") of precipitation.

Snowfall

Months with snowfall are January, February and December. In Bilthoven, during January, snow falls for 2.1 days and regularly aggregates up to 7mm (0.28") of snow. In Bilthoven, during the entire year, snow falls for 6.6 days and aggregates up to 23mm (0.91") of snow.

Daylight

The average length of the day in January in Bilthoven, Netherlands, is 8h and 22min.
On the first day of January, sunrise is at 08:47 and sunset at 16:37. On the last day of the month, sunrise is at 08:21 and sunset at 17:23 CET.

Sunshine

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 of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum daily UV index of 2 in January converts into the following recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.

Frequently asked questions

January, with its average high-temperature of 5.1°C (41.2°F) and an average low-temperature of 1.6°C (34.9°F), holds the record as the coldest month in Bilthoven.

In January, in Bilthoven, the average high-temperature is 5.1°C (41.2°F), and the average low-temperature is 1.6°C (34.9°F).

In Bilthoven, Netherlands, the average relative humidity in January is 87%.

In Bilthoven, Netherlands, in January, during 9.8 rainfall days, 11mm (0.43") of precipitation is typically accumulated.

In January, it is snowing for 2.1 days. Throughout January, 7mm (0.28") of snow is accumulated.

The average day length in January in Bilthoven is 8h and 22min.

In January, on the first day of the month, sunrise is at 08:47 and sunset at 16:37. On the last day of the month, in Bilthoven, Netherlands, sunrise is at 08:21 and sunset at 17:23 CET.

The average sunshine duration in January in Bilthoven, Netherlands, is 3.8h.

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

In Bilthoven, Netherlands, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Bilthoven, Netherlands

  • Average high temperature in January: 5.1°C

The warmest months (with the highest average high temperature) are July and August (22.1°C).
The month with the lowest average high temperature is January (5.1°C).

  • Average low temperature in January: 1.6°C

The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is February (1.4°C).

Average pressure in January
Bilthoven, Netherlands

  • Average pressure in January: 1014.9mbar

The month with the highest atmospheric pressure is September (1017mbar).
The month with the lowest atmospheric pressure is November (1011.5mbar).

Average wind speed in January
Bilthoven, Netherlands

  • Average wind speed in January: 17.4km/h

The windiest month (with the highest average wind speed) is December (17.9km/h).
The calmest month (with the lowest average wind speed) is August (11.9km/h).

Average humidity in January
Bilthoven, Netherlands

  • Average humidity in January: 87%

The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is April (75%).

Average rainfall in January
Bilthoven, Netherlands

  • Average rainfall in January: 11mm

The wettest months (with the highest rainfall) are June and July (19mm).
The driest month (with the least rainfall) is April (8mm).

Average rainfall days in January
Bilthoven, Netherlands

  • Average rainfall days in January: 9.8 days

The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is October (7.3 days).

Average snowfall in January
Bilthoven, Netherlands

  • Average snowfall in January: 7mm

The month with the highest snowfall is February (12mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).

Average snowfall days in January
Bilthoven, Netherlands

  • Average snowfall days in January: 2.1 days

The month with the highest number of snowfall days is February (2.2 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
Bilthoven, Netherlands

  • Average daylight in January: 8h and 24min

The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).

  • Average sunshine in January: 3h and 48min

The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).

Average sunshine days in January
Bilthoven, Netherlands

  • Average sunshine days in January: 17.5 days

The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is June (12.7 days).

Average UV index in January
Bilthoven, 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
Bilthoven, Netherlands

  • Average cloud cover in January: 62

The month with the most cloud cover is December (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 41).

Average visibility in January
Bilthoven, 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).