January weather forecastJonki, Poland
January
Weather in January
January, the same as December, in Jonki, Poland, is another subzero cold winter month, with an average temperature fluctuating between -0.2°C (31.6°F) and -3.5°C (25.7°F).Temperature
January, with an average high of -0.2°C (31.6°F) and a low of -3.5°C (25.7°F), signifies the coldest month of the year.Humidity
January and December, with an average relative humidity of 89%, are the most humid months.Rainfall
In January, in Jonki, the rain falls for 7.4 days. Throughout January, 27mm (1.06") of precipitation is accumulated. In Jonki, Poland, during the entire year, the rain falls for 129.1 days and collects up to 321mm (12.64") of precipitation.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 12.8 days and typically aggregates up to 76mm (2.99") of snow.Daylight
The average length of the day in January in Jonki, Poland, is 8h and 5min.On the first day of January, sunrise is at 08:08 and sunset at 15:38. On the last day of the month, sunrise is at 07:39 and sunset at 16:28 CET.
Sunshine
With an average of 2.6h of sunshine, January has the least sunshine of the year in Jonki.UV index
The months with the lowest UV index in Jonki are January and November, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum UV index of 1 in January translates into the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Jonki, Poland
- Average high temperature in January: -0.2°C
The warmest month (with the highest average high temperature) is August (23.2°C).
The month with the lowest average high temperature is January (-0.2°C).
- Average low temperature in January: -3.5°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (-3.5°C).
Average pressure in January
Jonki, Poland
- Average pressure in January: 1014.9mbar
The month with the highest atmospheric pressure is October (1016.9mbar).
The month with the lowest atmospheric pressure is July (1013.5mbar).
Average wind speed in January
Jonki, Poland
- Average wind speed in January: 16.3km/h
The windiest month (with the highest average wind speed) is December (16.6km/h).
The calmest month (with the lowest average wind speed) is August (11.8km/h).
Average humidity in January
Jonki, Poland
- Average humidity in January: 89%
The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is April (69%).
Average rainfall in January
Jonki, Poland
- Average rainfall in January: 27mm
The wettest month (with the highest rainfall) is July (45mm).
The driest month (with the least rainfall) is April (12mm).
Average rainfall days in January
Jonki, Poland
- Average rainfall days in January: 7.4 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is February (7.3 days).
Average snowfall in January
Jonki, Poland
- Average snowfall in January: 76mm
The month with the highest snowfall is January (76mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in January
Jonki, Poland
- Average snowfall days in January: 12.8 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Jonki, Poland
- Average daylight in January: 8h and 6min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in January: 2h and 36min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 36min).
Average sunshine days in January
Jonki, Poland
- Average sunshine days in January: 13.1 days
The month with the most sunshine days is September (19.2 days).
The month with the least sunshine days is February (12 days).
Average UV index in January
Jonki, Poland
- Average UV index in January: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover in January
Jonki, Poland
- Average cloud cover in January: 74
The month with the most cloud cover is January (Cloud cover 74).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in January
Jonki, Poland
- Average visibility in January: 8km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February and December (8km).





