Climate and monthly weather forecast
Bialystok, Poland

Weather in January

January, the same as December, in Bialystok, Poland, is another subzero cold winter month, with an average temperature varying between -1.5°C (29.3°F) and -5.1°C (22.8°F). The coldest month is January, with an average high-temperature of -1.5°C (29.3°F) and an average low-temperature of -5.1°C (22.8°F). Weather in January »

Weather in February

February, the last month of the winter in Bialystok, is a cold month, with temperature in the range of an average low of -3.6°C (25.5°F) and an average high of 0.4°C (32.7°F). In Bialystok, the average high-temperature in February is almost the same as in January - a cold 0.4°C (32.7°F). Weather in February »

Weather in March

The first month of the spring, March, is still a cold month in Bialystok, Poland, with an average temperature varying between 5.8°C (42.4°F) and -0.5°C (31.1°F). In March, the average high-temperature rises from 0.4°C (32.7°F) in February to a still wintry 5.8°C (42.4°F). Weather in March »

Weather in April

April is a mild spring month in Bialystok, Poland, with an average temperature varying between 13.3°C (55.9°F) and 3.8°C (38.8°F). In April, the average high-temperature rises from a cold 5.8°C (42.4°F) in March to a mild 13.3°C (55.9°F). Weather in April »

Weather in May

May, the last month of the spring in Bialystok, is a comfortable month, with an average temperature ranging between max 18.9°C (66°F) and min 8.3°C (46.9°F). In Bialystok, the average high-temperature in May rises from a moderate 13.3°C (55.9°F) in April to a comfortable 18.9°C (66°F). Weather in May »

Weather in June

The first month of the summer, June, is an agreeable month in Bialystok, Poland, with an average temperature fluctuating between 11.9°C (53.4°F) and 22.4°C (72.3°F). In Bialystok, the average high-temperature in June marginally rises from a comfortable 18.9°C (66°F) in May to a pleasant 22.4°C (72.3°F). Weather in June »

Weather in July

July is a moderately hot summer month in Bialystok, Poland, with an average temperature varying between 24.2°C (75.6°F) and 13.7°C (56.7°F). July and August, with an average high-temperature of 24.2°C (75.6°F), are the warmest months. Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Bialystok, Poland, with temperature in the range of an average low of 13.4°C (56.1°F) and an average high of 24.2°C (75.6°F). July and August, with an average high-temperature of 24.2°C (75.6°F), are the warmest months. Weather in August »

Weather in September

September, the first month of the autumn in Bialystok, is still a comfortable month, with an average temperature varying between 9.5°C (49.1°F) and 18.3°C (64.9°F). In September, the average high-temperature decreases from a warm 24.2°C (75.6°F) in August to an enjoyable 18.3°C (64.9°F). Weather in September »

Weather in October

October, like September, in Bialystok, Poland, is another fresh autumn month, with an average temperature varying between 5°C (41°F) and 11.2°C (52.2°F). In October, the average high-temperature decreases from a comfortable 18.3°C (64.9°F) in September to a fresh 11.2°C (52.2°F). Weather in October »

Weather in November

The last month of the autumn, November, is another cold month in Bialystok, Poland, with an average temperature varying between 5.9°C (42.6°F) and 2.1°C (35.8°F). In Bialystok, the average high-temperature in November drops from a cool 11.2°C (52.2°F) in October to a wintry 5.9°C (42.6°F). Weather in November »

Weather in December

The first month of the winter, December, is also a wintry month in Bialystok, Poland, with an average temperature fluctuating between -2°C (28.4°F) and 0.8°C (33.4°F). In December, the average high-temperature decreases from a cold 5.9°C (42.6°F) in November to a still wintry 0.8°C (33.4°F). Weather in December »
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FAQ

What is the coldest month in Bialystok?

The coldest month in Bialystok is January, with an average high-temperature of -1.5°C (29.3°F) and an average low-temperature of -5.1°C (22.8°F).

What is the most humid month in Bialystok?

January is the most humid month, with an average relative humidity of 92%.

How much does it rain in Bialystok?

Throughout the year, in Bialystok, Poland, there are 164.4 rainfall days, and 515mm (20.28") of precipitation is accumulated.

When does it snow in Bialystok?

Months with snowfall in Bialystok are January through April, October through December.

When does it snow the most in Bialystok?

January is the month with the most snowfall in Bialystok. Snow falls for 20.3 days and accumulates 192mm (7.56") of snow.

How many days does it snow in Bialystok?

Throughout the year, in Bialystok, there are 71.5 snowfall days, and 596mm (23.46") of snow is accumulated.

What is the month with the least sunshine in Bialystok?

January and February, with an average of 2.2h of sunshine, are months with the least sunshine.

When is the lowest UV index in Bialystok?

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

When is Daylight Saving Time (DST) in Bialystok?

On Sunday, 27. March 2022, at 02:00, Daylight Saving Time starts in Bialystok, and the time zone changes from CET to CEST. Daylight Saving Time ends on Sunday, 30. October 2022, at 03:00, and the time zone reverts from CEST to CET.

What are the least humid months in Bialystok?

The months with the lowest humidity in Bialystok are April and August, with an average relative humidity of 70%.

What is the driest month in Bialystok?

The month with the least rainfall is April, when the rain falls for 13.5 days and typically collects 27mm (1.06") of precipitation.

When it does not snow in Bialystok?

In Bialystok, Poland, snow does not fall in May through September.

What is the wettest month in Bialystok?

The month with the most rainfall is June, when the rain falls for 17.5 days and typically aggregates up to 69mm (2.72") of precipitation.

When are the longest days in Bialystok?

June has the longest days of the year in Bialystok, Poland, with an average of 16h and 52min of daylight.

What is the warmest month in Bialystok?

Warmest months are July and August, with an average high-temperature of 24.2°C (75.6°F).

When is the highest UV index in Bialystok?

July is the month with the highest UV index, with an average maximum UV index of 6.

What month has the most sunshine in Bialystok?

The month with the most sunshine in Bialystok, Poland, is August, with an average of 10.2h of sunshine.

What is the month with the shortest days in Bialystok?

The month with the shortest days in Bialystok is December, with an average of 7h and 39min of daylight.

Average temperature
Bialystok, Poland

Average temperature - Bialystok, Poland

The warmest months (with the highest average high temperature) are July and August (24.2°C).
The month with the lowest average high temperature is January (-1.5°C).

The month with the highest average low temperature is July (13.7°C).
The coldest month (with the lowest average low temperature) is January (-5.1°C).

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Average pressure
Bialystok, Poland

Average pressure - Bialystok, Poland

The month with the highest atmospheric pressure is October (1018.2mbar).
The month with the lowest atmospheric pressure is July (1013.1mbar).

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Average wind speed
Bialystok, Poland

Average wind speed - Bialystok, Poland

The windiest month (with the highest average wind speed) is December (13.2km/h).
The calmest month (with the lowest average wind speed) is August (9.7km/h).

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Average humidity
Bialystok, Poland

Average humidity - Bialystok, Poland

The month with the highest relative humidity is January (92%).
The months with the lowest relative humidity are April and August (70%).

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Average rainfall
Bialystok, Poland

Average rainfall - Bialystok, Poland

The wettest month (with the highest rainfall) is June (69mm).
The driest month (with the least rainfall) is April (27mm).

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Average rainfall days
Bialystok, Poland

Average rainfall days - Bialystok, Poland

The month with the highest number of rainy days is July (20.4 days).
The month with the least rainy days is February (7.9 days).

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Average snowfall
Bialystok, Poland

Average snowfall - Bialystok, Poland

The month with the highest snowfall is January (192mm).
The months with the least snowfall are May, June, July, August and September (0mm).

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Average snowfall days
Bialystok, Poland

Average snowfall days - Bialystok, Poland

The month with the highest number of snowfall days is January (20.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight / Average sunshine
Bialystok, Poland

Average daylight / Average sunshine - Bialystok, Poland

The month with the longest days is June (Average daylight: 16h and 52min).
The month with the shortest days is December (Average daylight: 7h and 39min).

The month with the most sunshine is August (Average sunshine: 10.2h).
The months with the least sunshine are January and February (Average sunshine: 2.2).

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Average sunshine days
Bialystok, Poland

Average sunshine days - Bialystok, Poland

The month with the most sunshine days is October (15.5 days).
The months with the least sunshine days are January and February (6.8 days).

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Average UV index
Bialystok, Poland

Average UV index - Bialystok, Poland

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 1).

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Average visibility
Bialystok, Poland

Average visibility - Bialystok, Poland

The months with the highest visibility are April, May, June, July, August, September and October (9km).
The month with the lowest visibility is January (6km).

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