January weather forecast
Jänhijoki, Finland

January

Weather in January

January, like December, is another subzero cold winter month in Jänhijoki, Finland, with an average temperature varying between -8.1°C (17.4°F) and -4°C (24.8°F).

Temperature

Jänhijoki notes the coldest temperatures in January, with a high average of -4°C (24.8°F) and a low of -8.1°C (17.4°F).

Humidity

The average relative humidity in January is 93%.

Rainfall

In Jänhijoki, in January, it is raining for 4 days, with typically 29mm (1.14") of accumulated precipitation. In Jänhijoki, during the entire year, the rain falls for 128.2 days and collects up to 406mm (15.98") of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In January, in Jänhijoki, it is snowing for 16.3 days. Throughout January, 135mm (5.31") of snow is accumulated. In Jänhijoki, during the entire year, snow falls for 82.5 days and aggregates up to 750mm (29.53") of snow.

Daylight

In Jänhijoki, the average length of the day in January is 6h and 38min.
On the first day of the month, sunrise is at 09:36 and sunset at 15:22. On the last day of January, sunrise is at 08:48 and sunset at 16:30 EET.

Sunshine

In Jänhijoki, the average sunshine in January is 1.9h.

UV index

The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum high daily UV index of 1 during January translates into the following directions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.

Frequently asked questions

What part of the year is the coldest in Jänhijoki?
Jänhijoki's temperature records reveal January as the coldest month, marked by average highs of -4°C (24.8°F) and lows of -8.1°C (17.4°F).
How cold is it in Jänhijoki in January?
Jänhijoki in January has an average high-temperature of -4°C (24.8°F) and an average low-temperature of -8.1°C (17.4°F).
What is the average humidity in January in Jänhijoki?
The average relative humidity in January in Jänhijoki is 93%.
How much does it rain in Jänhijoki in January?
In Jänhijoki, during January, the rain falls for 4 days and regularly aggregates up to 29mm (1.14") of precipitation.
How much does it snow in Jänhijoki in January?
In January, in Jänhijoki, it is snowing for 16.3 days. Throughout January, 135mm (5.31") of snow is accumulated.
How many hours of daylight does Jänhijoki have in January?
In January, the average day length in Jänhijoki is 6h and 38min.
When is the sunrise / sunset in January in Jänhijoki?
On the first day of January in Jänhijoki, sunrise is at 09:36 and sunset at 15:22. On the last day of the month, sunrise is at 08:48 and sunset at 16:30 EET.
How long on average sun shines in January in Jänhijoki?
In Jänhijoki, the average sunshine duration in January is 1.9h.
When is the lowest UV index in Jänhijoki?
The months with the lowest UV index in Jänhijoki are January through March, November and December, with an average maximum UV index of 1.
How high is the UV index in January in Jänhijoki?
In Jänhijoki, Finland, the average daily maximum UV index in January is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
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 - Jänhijoki, Finland
Average temperature in January
Jänhijoki, Finland
  • Average high temperature in January: -4°C

The warmest month (with the highest average high temperature) is July (21.5°C).
The month with the lowest average high temperature is January (-4°C).

  • Average low temperature in January: -8.1°C

The month with the highest average low temperature is July (12.2°C).
The coldest month (with the lowest average low temperature) is January (-8.1°C).

Average pressure in January - Jänhijoki, Finland
Average pressure in January
Jänhijoki, Finland
  • Average pressure in January: 1011.3mbar

The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).

Average wind speed in January - Jänhijoki, Finland
Average wind speed in January
Jänhijoki, Finland
  • Average wind speed in January: 13.5km/h

The windiest month (with the highest average wind speed) is December (14.2km/h).
The calmest month (with the lowest average wind speed) is August (10.8km/h).

Average humidity in January - Jänhijoki, Finland
Average humidity in January
Jänhijoki, Finland
  • Average humidity in January: 93%

The month with the highest relative humidity is February (94%).
The month with the lowest relative humidity is May (68%).

Average rainfall in January - Jänhijoki, Finland
Average rainfall in January
Jänhijoki, Finland
  • Average rainfall in January: 29mm

The wettest month (with the highest rainfall) is July (54mm).
The driest month (with the least rainfall) is April (24mm).

Average rainfall days in January - Jänhijoki, Finland
Average rainfall days in January
Jänhijoki, Finland
  • Average rainfall days in January: 4 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in January - Jänhijoki, Finland
Average snowfall in January
Jänhijoki, Finland
  • Average snowfall in January: 135mm

The month with the highest snowfall is February (165mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in January - Jänhijoki, Finland
Average snowfall days in January
Jänhijoki, Finland
  • Average snowfall days in January: 16.3 days

The month with the highest number of snowfall days is February (18 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January / Average sunshine in January - Jänhijoki, Finland
Average daylight in January /
Average sunshine in January
Jänhijoki, Finland
  • Average daylight in January: 6h and 4min

The month with the longest days is June (Average daylight: 19h and 6min).
The month with the shortest days is December (Average daylight: 5h and 48min).

  • Average sunshine in January: 1h and 5min

The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 1h and 42min).

Average sunshine days in January - Jänhijoki, Finland
Average sunshine days in January
Jänhijoki, Finland
  • Average sunshine days in January: 12.8 days

The month with the most sunshine days is May (15.1 days).
The month with the least sunshine days is February (9.6 days).

Average UV index in January - Jänhijoki, Finland
Average UV index in January
Jänhijoki, Finland
  • Average UV index in January: 1

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

Average cloud cover in January - Jänhijoki, Finland
Average cloud cover in January
Jänhijoki, Finland
  • Average cloud cover in January: 75

The month with the most cloud cover is February (Cloud cover 77).
The month with the least cloud cover is August (Cloud cover 42).

Average visibility in January - Jänhijoki, Finland
Average visibility in January
Jänhijoki, Finland
  • Average visibility in January: 7km

The months with the highest visibility are May, June, July and August (9km).
The month with the lowest visibility is February (6km).

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