January weather forecast
Riga, Latvia

A sunny day in Riga, Latvia, with a view of the river and a clear skyscape
A sunny day in Riga, Latvia, with a view of the river and a clear skyscape

Weather in January

January, the same as December, in Riga, Latvia, is a freezing cold winter month, with an average temperature varying between -4.8°C (23.4°F) and -1.3°C (29.7°F).

Temperature

With an average high-temperature of -1.3°C (29.7°F) and an average low-temperature of -4.8°C (23.4°F), January is the coldest month.

Humidity

The months with the highest humidity are January and February, with an average relative humidity of 90%.

Rainfall

In Riga, in January, it is raining for 7.4 days, with typically 25mm (0.98") of accumulated precipitation. In Riga, during the entire year, the rain falls for 142 days and collects up to 382mm (15.04") of precipitation.

Snowfall

January through April, October through December are months with snowfall. January is the month with the most snowfall in Riga. Snow falls for 13.8 days and accumulates 84mm (3.31") of snow.

Sea temperature

In Riga, the average water temperature is 2°C (35.6°F).
Note: For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

Daylight

The average length of the day in January is 7h and 32min.
On the first day of the month, sunrise is at 09:00 and sunset at 15:53. On the last day of January, sunrise is at 08:24 and sunset at 16:49 EET.

Sunshine

In January, the average sunshine in Riga is 2.4h.

UV index

January, February and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In January, the average maximum UV index of 1 translate into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the coldest month in Riga?

The coldest month in Riga is January, with an average high-temperature of -1.3°C (29.7°F) and an average low-temperature of -4.8°C (23.4°F).

What is the temperature in January in Riga?

In January, in Riga, Latvia, the average high-temperature is -1.3°C (29.7°F), and the average low-temperature is -4.8°C (23.4°F).

What are the most humid months in Riga?

The months with the highest humidity are January and February, with an average relative humidity of 90%.

What is the average humidity in January in Riga?

The average relative humidity in January in Riga, Latvia, is 90%.

How much does it rain in Riga in January?

In January, the rain falls for 7.4 days. Throughout January, 25mm (0.98") of precipitation is accumulated.

What is the snowiest month in Riga?

January is the month with the most snowfall in Riga, Latvia. Snow falls for 13.8 days and accumulates 84mm (3.31") of snow.

How many days does it snow in January in Riga?

In January, in Riga, it is snowing for 13.8 days. Throughout January, 84mm (3.31") of snow is accumulated.

What is the sea temperature in January in Riga?

In Riga, the average seawater temperature in January is 2°C (35.6°F). For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

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

The average day length in January in Riga is 7h and 32min.

When is the sunrise / sunset in January in Riga?

On the first day of January in Riga, sunrise is at 09:00 and sunset at 15:53. On the last day of the month, sunrise is at 08:24 and sunset at 16:49 EET.

How many hours of sunshine does Riga have in January?

In Riga, Latvia, the average sunshine duration in January is 2.4h.

When is the lowest UV index in Riga?

January, February and December, with an average maximum UV index of 1, are months with the lowest UV index.

How high is the UV index in January in Riga?

In January, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.

Average temperature in January
Riga, Latvia

Average temperature in January - Riga, Latvia
  • Average high temperature in January: -1.3°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 (-1.3°C).

  • Average low temperature in January: -4.8°C

The month with the highest average low temperature is July (14.5°C).
The coldest month (with the lowest average low temperature) is January (-4.8°C).

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Average pressure in January
Riga, Latvia

Average pressure in January - Riga, Latvia
  • Average pressure in January: 1013.7mbar

The month with the highest atmospheric pressure is October (1016.1mbar).
The month with the lowest atmospheric pressure is December (1011.4mbar).

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Average wind speed in January
Riga, Latvia

Average wind speed in January - Riga, Latvia
  • Average wind speed in January: 17.1km/h

The windiest month (with the highest average wind speed) is December (18.9km/h).
The calmest month (with the lowest average wind speed) is May (13.1km/h).

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Average humidity in January
Riga, Latvia

Average humidity in January - Riga, Latvia
  • Average humidity in January: 90%

The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is May (72%).

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Average rainfall in January
Riga, Latvia

Average rainfall in January - Riga, Latvia
  • Average rainfall in January: 25mm

The wettest month (with the highest rainfall) is July (47mm).
The driest month (with the least rainfall) is April (19mm).

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Average rainfall days in January
Riga, Latvia

Average rainfall days in January - Riga, Latvia
  • Average rainfall days in January: 7.4 days

The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is February (6 days).

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Average snowfall in January
Riga, Latvia

Average snowfall in January - Riga, Latvia
  • Average snowfall in January: 84mm

The month with the highest snowfall is January (84mm).
The months with the least snowfall are May, June, July, August and September (0mm).

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Average snowfall days in January
Riga, Latvia

Average snowfall days in January - Riga, Latvia
  • Average snowfall days in January: 13.8 days

The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average sea temperature in January
Riga, Latvia

Average sea temperature in January - Riga, Latvia
  • Average sea temperature in January: 2°C

The best month for swimming (with the highest average sea temperature) is August (17°C).
The coldest months (with the lowest average sea temperature) are February and March (1°C).

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Average daylight in January /
Average sunshine in January
Riga, Latvia

Average daylight in January / Average sunshine in January - Riga, Latvia
  • Average daylight in January: 7h and 32min

The month with the longest days is June (Average daylight: 17h and 46min).
The month with the shortest days is December (Average daylight: 6h and 52min).

  • Average sunshine in January: 2h and 24min

The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 2h and 0min).

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Average sunshine days in January
Riga, Latvia

Average sunshine days in January - Riga, Latvia
  • Average sunshine days in January: 11.8 days

The month with the most sunshine days is April (16.8 days).
The month with the least sunshine days is December (10.1 days).

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Average UV index in January
Riga, Latvia

Average UV index in January - Riga, Latvia
  • Average UV index in January: 1

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 and December (UV index 1).

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Average cloud cover in January
Riga, Latvia

Average cloud cover in January - Riga, Latvia
  • Average cloud cover in January: 76

The month with the most cloud cover is December (Cloud cover 79).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in January
Riga, Latvia

Average visibility in January - Riga, Latvia
  • Average visibility in January: 8km

The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January and February (8km).

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