January weather forecast
Siikainen, Finland

January

Weather in January

January, the same as December, in Siikainen, Finland, is another subzero cold winter month, with temperature in the range of an average high of -4.3°C (24.3°F) and an average low of -8.3°C (17.1°F).

Temperature

With average temperatures fluctuating between a high of -4.3°C (24.3°F) and a low of -8.3°C (17.1°F), January stands out as the coldest month.

Humidity

The months with the highest humidity are January and February, with an average relative humidity of 94%.

Rainfall

In Siikainen, Finland, during January, the rain falls for 5.5 days and regularly aggregates up to 37mm (1.46") of precipitation. Throughout the year, there are 144.9 rainfall days, and 493mm (19.41") of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In January, in Siikainen, it is snowing for 20.8 days. Throughout January, 208mm (8.19") of snow is accumulated. In Siikainen, during the entire year, snow falls for 102.4 days and aggregates up to 1049mm (41.3") of snow.

Daylight

In Siikainen, the average length of the day in January is 6h and 21min.
On the first day of the month, sunrise is at 09:54 and sunset at 15:17. On the last day of January, sunrise is at 09:00 and sunset at 16:31 EET.

Sunshine

January and December, with an average of 1.8h of sunshine, are months with the least sunshine in Siikainen.

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 value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In January, a regular UV index of 1 translates into these guidelines:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.

Frequently asked questions

What is the coldest month in Siikainen?
January, with average temperatures reaching a high of -4.3°C (24.3°F) and a low of -8.3°C (17.1°F), is the coldest month.
How cold is January?
In January, in Siikainen, the average high-temperature is -4.3°C (24.3°F), and the average low-temperature is -8.3°C (17.1°F).
What is the most humid month?
The months with the highest humidity in Siikainen are January and February, with an average relative humidity of 94%.
What is the average humidity in January?
In January, the average relative humidity is 94%.
How much does it rain in January?
In Siikainen, in January, during 5.5 rainfall days, 37mm (1.46") of precipitation is typically accumulated.
How much does it snow in January?
In January, it is snowing for 20.8 days. Throughout January, 208mm (8.19") of snow is accumulated.
What is the average length of the day in January?
In January, the average day length is 6h and 21min.
What time are sunrise and sunset in January?
On the first day of January in Siikainen, sunrise is at 09:54 and sunset at 15:17. On the last day of the month, sunrise is at 09:00 and sunset at 16:31 EET.
What is the month with the least sunshine?
January and December, with an average of 1.8h of sunshine, are months with the least sunshine.
How long on average sun shines in January?
The average sunshine duration in January is 1.8h.
What is the month with the lowest UV index?
January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Siikainen.
What is the UV index intensity in January?
In January, the average daily maximum UV index in Siikainen is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Siikainen, Finland
  • Average high temperature in January: -4.3°C

The warmest month (with the highest average high temperature) is July (21.3°C).
The month with the lowest average high temperature is January (-4.3°C).

  • Average low temperature in January: -8.3°C

The month with the highest average low temperature is July (12°C).
The coldest month (with the lowest average low temperature) is January (-8.3°C).

Average pressure in January
Siikainen, Finland
  • Average pressure in January: 1010.5mbar

The month with the highest atmospheric pressure is May (1014.6mbar).
The month with the lowest atmospheric pressure is December (1006.8mbar).

Average wind speed in January
Siikainen, Finland
  • Average wind speed in January: 12.8km/h

The windiest month (with the highest average wind speed) is December (13.1km/h).
The calmest months (with the lowest average wind speed) are July and August (10.6km/h).

Average humidity in January
Siikainen, Finland
  • Average humidity in January: 94%

The months with the highest relative humidity are January and February (94%).
The month with the lowest relative humidity is May (67%).

Average rainfall in January
Siikainen, Finland
  • Average rainfall in January: 37mm

The wettest month (with the highest rainfall) is July (54mm).
The driest months (with the least rainfall) are April and September (34mm).

Average rainfall days in January
Siikainen, Finland
  • Average rainfall days in January: 5.5 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is February (4.7 days).

Average snowfall in January
Siikainen, Finland
  • Average snowfall in January: 208mm

The month with the highest snowfall is December (234mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in January
Siikainen, Finland
  • Average snowfall days in January: 20.8 days

The month with the highest number of snowfall days is January (20.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Siikainen, Finland
  • Average daylight in January: 6h and 2min

The month with the longest days is June (Average daylight: 19h and 30min).
The month with the shortest days is December (Average daylight: 5h and 24min).

  • Average sunshine in January: 1h and 5min

The month with the most sunshine is June (Average sunshine: 11h and 42min).
The months with the least sunshine are January and December (Average sunshine: 1h and 48min).

Average sunshine days in January
Siikainen, Finland
  • Average sunshine days in January: 9 days

The month with the most sunshine days is May (14.4 days).
The month with the least sunshine days is February (7.1 days).

Average UV index in January
Siikainen, 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
Siikainen, Finland
  • Average cloud cover in January: 76

The month with the most cloud cover is January (Cloud cover 76).
The months with the least cloud cover are June and July (Cloud cover 44).

Average visibility in January
Siikainen, Finland
  • Average visibility in January: 6km

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

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