Climate and monthly weather forecast
Postojna, Slovenia

Weather in January

January, like December, in Postojna, Slovenia, is a wintry winter month, with an average temperature fluctuating between 2°C (35.6°F) and -5°C (23°F). With an average high-temperature of 2°C (35.6°F) and an average low-temperature of -5°C (23°F), January is the coldest month. Weather in January »

Weather in February

February, the last month of the winter in Postojna, is another cold month, with an average temperature ranging between min -4°C (24.8°F) and max 4°C (39.2°F). In Postojna, the average high-temperature in February is essentially the same as in January - a still wintry 4°C (39.2°F). Weather in February »

Weather in March

The first month of the spring, March, is a frosty month in Postojna, Slovenia, with an average temperature fluctuating between 8°C (46.4°F) and -1°C (30.2°F). In Postojna, Slovenia, the average high-temperature in March slightly increases from a cold 4°C (39.2°F) in February to a chilly 8°C (46.4°F). Weather in March »

Weather in April

April is a moderate spring month in Postojna, Slovenia, with an average temperature varying between 13°C (55.4°F) and 3°C (37.4°F). In Postojna, the average high-temperature in April rises from a chilly 8°C (46.4°F) in March to a moderate 13°C (55.4°F). Weather in April »

Weather in May

May, the last month of the spring in Postojna, is a comfortable month, with an average temperature varying between 7°C (44.6°F) and 18°C (64.4°F). In May, the average high-temperature rises from a mild 13°C (55.4°F) in April to a comfortable 18°C (64.4°F). Weather in May »

Weather in June

June, the first month of the summer in Postojna, is a pleasant month, with temperature in the range of an average high of 22°C (71.6°F) and an average low of 10°C (50°F). In Postojna, the average high-temperature in June marginally rises from an enjoyable 18°C (64.4°F) in May to an agreeable 22°C (71.6°F). Weather in June »

Weather in July

July in Postojna, Slovenia, is a moderately hot summer month, with an average temperature fluctuating between 24°C (75.2°F) and 11°C (51.8°F). The warmest months are July and August, with an average high-temperature of 24°C (75.2°F). Weather in July »

Weather in August

The last month of the summer, August, is also a moderately hot month in Postojna, Slovenia, with an average temperature varying between 11°C (51.8°F) and 24°C (75.2°F). The warmest months are July and August, with an average high-temperature of 24°C (75.2°F). Weather in August »

Weather in September

September, the first month of the autumn in Postojna, is also an agreeable month, with an average temperature ranging between max 20°C (68°F) and min 8°C (46.4°F). In September, the average high-temperature marginally drops from a warm 24°C (75.2°F) in August to a pleasant 20°C (68°F). Weather in September »

Weather in October

October, the same as September, in Postojna, Slovenia, is a moderate autumn month, with temperature in the range of an average low of 4°C (39.2°F) and an average high of 14°C (57.2°F). In Postojna, the average high-temperature in October drops from a pleasant 20°C (68°F) in September to a mild 14°C (57.2°F). Weather in October »

Weather in November

November, the last month of the autumn in Postojna, is another chilly month, with an average temperature fluctuating between 1°C (33.8°F) and 7°C (44.6°F). In Postojna, the average high-temperature in November drops from a mild 14°C (57.2°F) in October to a chilly 7°C (44.6°F). Weather in November »

Weather in December

The first month of the winter, December, is still a cold month in Postojna, Slovenia, with an average temperature varying between -2°C (28.4°F) and 4°C (39.2°F). In December, the average high-temperature slightly decreases from a chilly 7°C (44.6°F) in November to a cold 4°C (39.2°F). Weather in December »
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FAQ

What is the coldest month in Postojna?

With an average high-temperature of 2°C (35.6°F) and an average low-temperature of -5°C (23°F), January is the coldest month.

How much does it rain in Postojna?

During the entire year, Postojna aggregates up to 1838mm (72.36") of precipitation.

What is the driest month in Postojna?

February is the month with the least rainfall in Postojna, Slovenia, with 86mm (3.39") of accumulated precipitation.

When is Daylight Saving Time (DST) in Postojna?

On Sunday, 27. March 2022, at 02:00, Daylight Saving Time starts in Postojna, 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.

When are the longest days in Postojna?

June has the longest days of the year, with an average of 15h and 40min of daylight.

What are the warmest months in Postojna?

Warmest months in Postojna, Slovenia, are July and August, with an average high-temperature of 24°C (75.2°F).

What is the rainiest month in Postojna?

The wettest months are October and November, with an average 208mm (8.19") of rainfall.

What is the month with the shortest days in Postojna?

The month with the shortest days in Postojna is December, with an average of 8h and 45min of daylight.

Average rainfall
Postojna, Slovenia

Average rainfall - Postojna, Slovenia

The wettest months (with the highest rainfall) are October and November (208mm).
The driest month (with the least rainfall) is February (86mm).

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Average daylight
Postojna, Slovenia

Average daylight - Postojna, Slovenia

The month with the longest days is June (Average daylight: 15h and 40min).
The month with the shortest days is December (Average daylight: 8h and 45min).

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