January weather forecast
Iisaku, Estonia

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Weather in January

January is a severe winter month in Iisaku, Estonia. Snowfall is a common sight with 164mm (6.46") of snow expected to blanket the ground. This month is characterized by short daylight hours and frigid temperatures. As January transits to February, anticipate the thick snow, cold temperatures, and high humidity to persist.

Temperature

Temperature records in Iisaku, Estonia, mark January as the coldest month, with highs averaging -2.8°C (27°F) and lows at -6°C (21.2°F).

Humidity

In January, the average relative humidity is 91%.

Rainfall

In January, the rain falls for 6.3 days. Throughout January, 35mm (1.38") of precipitation is accumulated. In Iisaku, during the entire year, the rain falls for 151.8 days and collects up to 510mm (20.08") of precipitation.

Snowfall

January through May, October through December are months with snowfall in Iisaku. The month with the most snowfall is January, when snow falls for 19.3 days and typically aggregates up to 164mm (6.46") of snow.

Daylight

The average length of the day in January in Iisaku is 7h and 5min.
On the first day of the month, sunrise is at 09:04 and sunset at 15:23. On the last day of January, in Iisaku, sunrise is at 08:22 and sunset at 16:25 EET.

Sunshine

In January, the average sunshine is 1.9h.

UV index

January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In January, a daily maximum UV index of 1 leads to the following instructions:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.

Frequently asked questions

What is the coldest time of year in Iisaku?

Temperature records mark January as the coldest month, with highs averaging -2.8°C (27°F) and lows at -6°C (21.2°F).

How cold is it in Iisaku in January?

In January, the average high-temperature and low-temperature in Iisaku are -2.8°C (27°F) and -6°C (21.2°F) respectively.

What is the average humidity in January in Iisaku?

In Iisaku, the average relative humidity in January is 91%.

How much does it rain in Iisaku in January?

In January, in Iisaku, the rain falls for 6.3 days. Throughout January, 35mm (1.38") of precipitation is accumulated.

When does it snow the most in Iisaku?

January is the month with the most snowfall in Iisaku, Estonia. Snow falls for 19.3 days and accumulates 164mm (6.46") of snow.

How much does it snow in Iisaku in January?

In Iisaku, Estonia, in January, during 19.3 snowfall days, 164mm (6.46") of snow is typically accumulated.

What is the average length of the day in January in Iisaku?

In Iisaku, Estonia, the average day length in January is 7h and 5min.

When are sunrise and sunset in January in Iisaku?

In January, on the first day of the month, sunrise is at 09:04 and sunset at 15:23. On the last day of the month, in Iisaku, Estonia, sunrise is at 08:22 and sunset at 16:25 EET.

How many hours of sunshine does Iisaku have in January?

In January, the average sunshine duration is 1.9h.

When is the lowest UV index in Iisaku?

The months with the lowest UV index in Iisaku, Estonia, are January through March, November and December, with an average maximum UV index of 1.

What is the UV index intensity in January in Iisaku?

The average daily maximum UV index in January in Iisaku is 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Iisaku, Estonia

Average temperature in January - Iisaku, Estonia
  • Average high temperature in January: -2.8°C

The warmest month (with the highest average high temperature) is July (20.4°C).
The month with the lowest average high temperature is January (-2.8°C).

  • Average low temperature in January: -6°C

The month with the highest average low temperature is July (14.8°C).
The coldest months (with the lowest average low temperature) are January and February (-6°C).

Average pressure in January
Iisaku, Estonia

Average pressure in January - Iisaku, Estonia
  • Average pressure in January: 1012.7mbar

The month with the highest atmospheric pressure is May (1015.1mbar).
The month with the lowest atmospheric pressure is December (1010mbar).

Average wind speed in January
Iisaku, Estonia

Average wind speed in January - Iisaku, Estonia
  • Average wind speed in January: 18.2km/h

The windiest month (with the highest average wind speed) is December (20.8km/h).
The calmest month (with the lowest average wind speed) is May (13.4km/h).

Average humidity in January
Iisaku, Estonia

Average humidity in January - Iisaku, Estonia
  • Average humidity in January: 91%

The month with the highest relative humidity is February (92%).
The months with the lowest relative humidity are May and June (73%).

Average rainfall in January
Iisaku, Estonia

Average rainfall in January - Iisaku, Estonia
  • Average rainfall in January: 35mm

The wettest month (with the highest rainfall) is August (65mm).
The driest month (with the least rainfall) is April (29mm).

Average rainfall days in January
Iisaku, Estonia

Average rainfall days in January - Iisaku, Estonia
  • Average rainfall days in January: 6.3 days

The month with the highest number of rainy days is August (17.8 days).
The month with the least rainy days is February (4.8 days).

Average snowfall in January
Iisaku, Estonia

Average snowfall in January - Iisaku, Estonia
  • Average snowfall in January: 164mm

The month with the highest snowfall is January (164mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in January
Iisaku, Estonia

Average snowfall days in January - Iisaku, Estonia
  • Average snowfall days in January: 19.3 days

The month with the highest number of snowfall days is January (19.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Iisaku, Estonia

Average daylight in January / Average sunshine in January - Iisaku, Estonia
  • Average daylight in January: 7h and 1min

The month with the longest days is June (Average daylight: 18h and 24min).
The month with the shortest days is December (Average daylight: 6h and 18min).

  • Average sunshine in January: 1h and 5min

The month with the most sunshine is June (Average sunshine: 12h and 18min).
The month with the least sunshine is December (Average sunshine: 1h and 36min).

Average sunshine days in January
Iisaku, Estonia

Average sunshine days in January - Iisaku, Estonia
  • Average sunshine days in January: 7.1 days

The month with the most sunshine days is May (16 days).
The month with the least sunshine days is December (4.6 days).

Average UV index in January
Iisaku, Estonia

Average UV index in January - Iisaku, Estonia
  • 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
Iisaku, Estonia

Average cloud cover in January - Iisaku, Estonia
  • Average cloud cover in January: 79

The month with the most cloud cover is December (Cloud cover 81).
The months with the least cloud cover are July and August (Cloud cover 37).

Average visibility in January
Iisaku, Estonia

Average visibility in January - Iisaku, Estonia
  • Average visibility in January: 8km

The months with the highest visibility are June, July, August and September (10km).
The month with the lowest visibility is February (7km).

Iisaku, Estonia

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