January weather forecast and climate
Jena, Romania

Weather in January

January, like December, in Jena, Romania, is a wintry winter month, with average temperature ranging between max 2.9°C (37.2°F) and min -2.7°C (27.1°F).

Temperature

January is the coldest month, with an average high-temperature of 2.9°C (37.2°F) and an average low-temperature of -2.7°C (27.1°F).

Humidity

With an average relative humidity of 84%, January is the most humid month in Jena, Romania.

Rainfall

In Jena, it is raining for 10.5 days, with typically 34mm (1.34") of accumulated precipitation. In Jena, Romania, during the entire year, the rain falls for 139.4 days and collects up to 438mm (17.24") of precipitation.

Snowfall

January through March, November and December are months with snowfall in Jena, Romania. In Jena, Romania, in January, during 7.9 snowfall days, 72mm (2.83") of snow is typically accumulated. In Jena, during the entire year, snow falls for 24.2 days, and aggregates up to 250mm (9.84") of snow.

Daylight

The average length of the day in January is 9.2h.

Sunshine

The month with the least sunshine is January, with an average of 5.1h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Jena. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 2 interpret into the following advice:
People with sensitive skin, children, and babies should always be protected from prolonged 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. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the coldest month in Jena?

The coldest month in Jena, Romania, is January, with an average high-temperature of 2.9°C (37.2°F) and an average low-temperature of -2.7°C (27.1°F).

What is the temperature in January in Jena?

In January, the average high-temperature is 2.9°C (37.2°F), and the average low-temperature is -2.7°C (27.1°F).

What is the most humid month in Jena?

The most humid month in Jena, Romania, is January, with an average relative humidity of 84%.

What is the average humidity in January in Jena?

In January, the average relative humidity in Jena is 84%.

How much does it rain in Jena in January?

In January, the rain falls for 10.5 days. Throughout January, 34mm (1.34") of precipitation is accumulated.

How many days does it snow in January in Jena?

In Jena, Romania, during January, snow falls for 7.9 days and regularly aggregates up to 72mm (2.83") of snow.

How many hours of daylight does Jena have in January?

In Jena, Romania, the average length of the day in January is 9.2h.

What is the month with the least sunshine in Jena?

The month with the least sunshine in Jena, Romania, is January, with an average of 5.1h of sunshine.

How many hours of sunshine does Jena have in January?

The average sunshine in January in Jena, Romania, is 5.1h.

What are the months with the lowest UV index in Jena?

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

What is the UV index intensity in January in Jena?

In January, the average daily maximum UV index in Jena is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in January
Jena, Romania

Average temperature in January - Jena, Romania
  • Average high temperature in January: 2.9°C

The warmest month (with the highest average high temperature) is August (29.5°C).
The month with the lowest average high temperature is January (2.9°C).

  • Average low temperature in January: -2.7°C

The month with the highest average low temperature is August (15.3°C).
The coldest month (with the lowest average low temperature) is January (-2.7°C).

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Average pressure in January
Jena, Romania

Average pressure in January - Jena, Romania
  • Average pressure in January: 1019.1mbar

The month with the highest atmospheric pressure is December (1020.7mbar).
The month with the lowest atmospheric pressure is June (1013.5mbar).

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Average wind speed in January
Jena, Romania

Average wind speed in January - Jena, Romania
  • Average wind speed in January: 7.4km/h

The windiest month (with the highest average wind speed) is March (8.7km/h).
The calmest month (with the lowest average wind speed) is August (6.7km/h).

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Average humidity in January
Jena, Romania

Average humidity in January - Jena, Romania
  • Average humidity in January: 84%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (58%).

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Average rainfall in January
Jena, Romania

Average rainfall in January - Jena, Romania
  • Average rainfall in January: 34mm

The wettest month (with the highest rainfall) is June (60mm).
The driest month (with the least rainfall) is September (22mm).

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Average rainfall days in January
Jena, Romania

Average rainfall days in January - Jena, Romania
  • Average rainfall days in January: 10.5 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is August (8.3 days).

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Average snowfall in January
Jena, Romania

Average snowfall in January - Jena, Romania
  • Average snowfall in January: 72mm

The month with the highest snowfall is December (75mm).
Months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days in January
Jena, Romania

Average snowfall days in January - Jena, Romania
  • Average snowfall days in January: 7.9 days

The month with the highest number of snowfall days is January (7.9 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in January /
Average sunshine in January
Jena, Romania

Average daylight in January / Average sunshine in January - Jena, Romania
  • Average daylight in January: 9.2h

The month with the longest days is June (Average daylight: 15.6h).
The month with the shortest days is December (Average daylight: 8.8h).

  • Average sunshine in January: 5.1h

The month with the most sunshine is August (Average sunshine: 11.5h).
The month with the least sunshine is January (Average sunshine: 5.1h).

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Average sunshine days in January
Jena, Romania

Average sunshine days in January - Jena, Romania
  • Average sunshine days in January: 15.7 days

The month with the most sunshine days is August (20.3 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in January
Jena, Romania

Average UV index in January - Jena, Romania
  • Average UV index in January: 2

Months with the highest UV index are June, July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in January
Jena, Romania

Average cloud cover in January - Jena, Romania
  • Average cloud cover in January: 49

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 17).

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Average visibility in January
Jena, Romania

Average visibility in January - Jena, Romania
  • Average visibility in January: 8km

Months with the highest visibility are July, August and September (10km).
Months with the lowest visibility are January, February and December (8km).

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