January weather forecastSupy, Poland

January

Weather in January

January, like December, is another subzero cold winter month in Supy, Poland, with an average temperature varying between -4.6°C (23.7°F) and -1.2°C (29.8°F).

Temperature

January is the month when Supy, Poland, sees the lowest average temperatures, with a high of -1.2°C (29.8°F) and a low of -4.6°C (23.7°F).

Humidity

January is the most humid month, with an average relative humidity of 91%.

Rainfall

In Supy, in January, it is raining for 6.6 days, with typically 15mm (0.59") of accumulated precipitation. Throughout the year, in Supy, there are 130.4 rainfall days, and 284mm (11.18") of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Supy, Poland. The month with the most snowfall is January, when snow falls for 16.3 days and typically aggregates up to 75mm (2.95") of snow.

Daylight

In January, the average length of the day is 8h and 10min.
On the first day of January in Supy, sunrise is at 07:45 and sunset at 15:22. On the last day of the month, sunrise is at 07:17 and sunset at 16:10 CET.

Sunshine

January and February, with an average of 2.3h of sunshine, are months with the least sunshine in Supy.

UV index

The months with the lowest UV index in Supy are January, November and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 1 in January interprets into the following recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. To protect against the Sun's most potent rays, avoid direct exposure around midday. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

Updated: Jan 31, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

January is the month when Supy, Poland, experiences its coldest temperatures, averaging a high of -1.2°C (29.8°F) and a low of -4.6°C (23.7°F).

January temperatures vary between a high-temperature of -1.2°C (29.8°F) and a low-temperature of -4.6°C (23.7°F).

With an average relative humidity of 91%, January is the most humid month.

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

In January, the rain falls for 6.6 days. Throughout January, 15mm (0.59") of precipitation is accumulated.

The month with the most snowfall is January, when snow falls for 16.3 days and typically aggregates up to 75mm (2.95") of snow.

In Supy, during January, snow falls for 16.3 days and regularly aggregates up to 75mm (2.95") of snow.

The average day length in January in Supy, Poland, is 8h and 10min.

In January, on the first day of the month, sunrise is at 07:45 and sunset at 15:22. On the last day of the month, in Supy, Poland, sunrise is at 07:17 and sunset at 16:10 CET.

The months with the least sunshine in Supy are January and February, with an average of 2.3h of sunshine.

In Supy, the average sunshine duration in January is 2.3h.

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

In Supy, the average daily maximum UV index in January is 1. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year January F M A M J J A S O N D

Dec

January

Feb

Average high temperature

1.4°C

-1.2°C

0.5°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

13.9km/h

13.6km/h

13.2km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

13.5

12.6

10.9

Average UV index

Average cloud cover

Average visibility

Average temperature in January
Supy, Poland

Average high temperature in January: -1.2°C

The warmest month (with the highest average high temperature) is July (24.3°C).
The month with the lowest average high temperature is January (-1.2°C).

Average low temperature in January: -4.6°C

The month with the highest average low temperature is July (13.8°C).
The coldest month (with the lowest average low temperature) is January (-4.6°C).

Average pressure in January
Supy, Poland

Average pressure in January: 1016.2mbar

The month with the highest atmospheric pressure is October (1017.9mbar).
The month with the lowest atmospheric pressure is July (1013.2mbar).

Average wind speed in January
Supy, Poland

Average wind speed in January: 12.8km/h

The windiest month (with the highest average wind speed) is December (13km/h).
The calmest month (with the lowest average wind speed) is August (9.7km/h).

Average humidity in January
Supy, Poland

Average humidity in January: 91%

The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is April (69%).

Average rainfall in January
Supy, Poland

Average rainfall in January: 15mm

The wettest month (with the highest rainfall) is May (42mm).
The driest months (with the least rainfall) are February and March (14mm).

Average rainfall days in January
Supy, Poland

Average rainfall days in January: 6.6 days

The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is February (6.2 days).

Average snowfall in January
Supy, Poland

Average snowfall in January: 75mm

The month with the highest snowfall is January (75mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in January
Supy, Poland

Average snowfall days in January: 16.3 days

The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Supy, Poland

Average daylight in January: 8h and 12min

The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).

Average sunshine in January: 2h and 18min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are January and February (Average sunshine: 2h and 18min).

Average sunshine days in January
Supy, Poland

Average sunshine days in January: 12.6 days

The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is February (10.9 days).

Average UV index in January
Supy, Poland

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, November and December (UV index 1).

Average cloud cover in January
Supy, Poland

Average cloud cover in January: 78

The months with the most cloud cover are January and February (Cloud cover 78).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in January
Supy, Poland

Average visibility in January: 7km

The months with the highest visibility are April, May, June, July, August, September and October (9km).
The months with the lowest visibility are January and February (7km).