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Contents
- The climate of Celje
- The best time to visit Celje
- The worst time to visit Celje
- Spring weather in Celje
- Summer weather in Celje
- Autumn weather in Celje
- Winter weather in Celje
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The climate of Celje
Celje, situated in Slovenia, experiences a predominant Cfb Köppen climate classification. The city typically experiences a marine west coast climate, with warm summers. Weather conditions fluctuate through the year, impacted by both geographical position and seasonal variance.
Throughout the year, temperature highs reach 25.2°C (77.4°F) while lows can drop to -3°C (26.6°F). Both extremes suggest a significant temperature range, which is indicative of a varied climate. Notably, a peak in the relative humidity of 87% typically experienced in November, combines with the drop in temperature, potentially creating a chilly environment. Conversely, lows of relative humidity around 75% can occur in April, signifying dryer conditions.
Rainfall patterns in Celje show some degree of consistency, with a range from 33mm (1.3") to 120mm (4.72") through the year, the heaviest rainfall occurs in May, while the lightest, in January. In terms of frequency, the city experiences rainfall for an average of 8.6 days in January, peaking at 22.9 days in May.
A unique weather pattern in Celje is the snowfall, with 185mm (7.28") observed in February, dropping to 0mm (0") from May to September. Occasion of snowfall are witnessed from 8.6 days in January, lessening to zero days between May to September.
Throughout the year, temperature highs reach 25.2°C (77.4°F) while lows can drop to -3°C (26.6°F). Both extremes suggest a significant temperature range, which is indicative of a varied climate. Notably, a peak in the relative humidity of 87% typically experienced in November, combines with the drop in temperature, potentially creating a chilly environment. Conversely, lows of relative humidity around 75% can occur in April, signifying dryer conditions.
Rainfall patterns in Celje show some degree of consistency, with a range from 33mm (1.3") to 120mm (4.72") through the year, the heaviest rainfall occurs in May, while the lightest, in January. In terms of frequency, the city experiences rainfall for an average of 8.6 days in January, peaking at 22.9 days in May.
A unique weather pattern in Celje is the snowfall, with 185mm (7.28") observed in February, dropping to 0mm (0") from May to September. Occasion of snowfall are witnessed from 8.6 days in January, lessening to zero days between May to September.
The best time to visit Celje
From the perspective of a visitor, the ideal time to visit Celje would be during the summer months of June through August. High temperatures typically range from 22.6°C (72.7°F) to 25.2°C (77.4°F) during these months, providing warm and comfortable weather for outdoor activities and sightseeing. Furthermore, relative humidity is at its lowest, decreasing to 77% in August, providing relatively dryer conditions, conducive for exploration.
The worst time to visit Celje
Visitors might consider avoiding the city between January and February, when low temperatures reach -3°C (26.6°F). This period also coincides with the highest snowfall, reaching 185mm (7.28") in February, potentially disrupting travel or outdoor plans. Additionally, these colder months witness reduced daylight hours with only 9.1 hours in January and 10.4 hours in February - another factor visitors may want to consider.
Spring weather in Celje
The spring months of March, April, and May in Celje see a gradual increase in temperature from 9.7°C (49.5°F) to 18.5°C (65.3°F). Rainfall also begins to show a growth trend, from 50mm (1.97") in March to 120mm (4.72") in May. The number of daylight hours begins to prosper from 11.9 hours in March to 15 hours in May, offering more opportunities to enjoy the increasing warmth.
Summer weather in Celje
Summer in Celje, spanning from June to August, brings in the warmest weather, with high temperatures ranging from 22.6°C (72.7°F) to 25.2°C (77.4°F). Rainfall decreases from July's high of 109mm (4.29") to 84mm (3.31") in August. Daylight hours peak at 15.7 hours in June, providing long and sunny days.
Autumn weather in Celje
Autumn weather in Celje undergoes a significant shift, with high temperatures steadily decreasing from 19.3°C (66.7°F) in September to 9.1°C (48.4°F) in November. Rainfall decreases from 77mm (3.03") in September to 69mm (2.72") in November. The number of daylight hours gradually falls from 12.5 hours in September to 9.5 hours in November.
Winter weather in Celje
With December through February constituting winter in Celje, this period witnesses the lowest temperatures, falling from 4.3°C (39.7°F) in December to -3°C (26.6°F) in February. Snowfall peaks at 185mm (7.28") in February. The shortest daylight hours of the year occur during these winter months, bottoming out at 8.7 hours in December.
Weather in January
In Celje, Slovenia, the new year begins with rather cold and wet weather as January unfolds. This month stands out for having the highest snowfall, with a considerable accumulation of around 121mm (4.76"). Following the refreshing chill of December, there is a marginal increase in temperatures, although the overall feel remains quite wintry. Weather in January »
Weather in February
As February rolls in, the climatic landscape of Celje displays a continuation of wintry conditions, albeit with a few changes. Noticeably, there is an uptick in rainfall compared to January, up to 58mm (2.28"), making this the month with the second heaviest rainfall of the year. Weather in February »
Weather in March
As March enters the scene in Celje, winter gradually gives way to the pleasant forerunners of spring. Marking a significant departure from the snowy realms of earlier months, March registers a lower snowfall of just 62mm (2.44"). Weather in March »
Weather in April
April in Celje signals the real onset of spring with its distinct change in temperature and weather patterns. This month is characterized by the lowest snowfall of the year, settling around 16mm (0.63"), affirming the end of the winter season. Weather in April »
Weather in May
May paints Celje in the brilliant colors of spring, embellishing the city with flowering splendors and vibrant greenery. This month receives the highest rainfall of the year, amounting to about 120mm (4.72"), sprinkling the city with frequent showers. Weather in May »
Weather in June
June in Celje paves the way for summer with its balmy weather and extended daylight hours. The highest daylight hours mark the arrival of the summer solstice in this month, at approximately 15.7 hours. As temperatures continue to rise, so does the residents’ outdoor activity, filling the city with energy. Weather in June »
Weather in July
July holds the peak of summer in store for the residents of Celje. It is distinguished by the year's highest temperatures, reaching up to 24.9°C (76.8°F) in the afternoon. Despite the hot weather, the city is brimming with activities, and people take advantage of the lengthy daylight hours. Weather in July »
Weather in August
In Celje, August is a continuation of the summer's warmth and vibrancy, much like July. August slightly surpasses July in terms of the warmest afternoon temperatures, peaking at around 25.2°C (77.4°F). Although the heat remains at its peak, the cool winds offer a touch of comfort. Weather in August »
Weather in September
September in Celje embodies the shift from summer to fall, with its changing colors and cooling temperatures. September experiences the lowest wind speeds of the year, roughly around 5.8km/h (3.6mph), which creates a calm and tranquil environment. Weather in September »
Weather in October
Come October, and Celje fully embraces the autumn season with its crisp air and jewel-toned foliage. October, having its first snowfall after the summer, records about 4mm (0.16") of snow, ushering in the onset of winter. The temperatures steadily drop, a sharp contrast from the lingering warmth of September. Weather in October »
Weather in November
November in Celje is marked by the deepening chill of the impending winter. This month is characterized by a significant jump in snowfall from the previous month, reaching up to 42mm (1.65"). As the days shorten, the temperatures drop consistently, hinting at the coming winter season. Weather in November »
Weather in December
The grand finale of the year in Celje is the winter wonderland that December brings. With a substantial rise in snowfall up to 81mm (3.19") compared to November, December indeed heralds the full swing of the winter season. The chilly weather and snow-capped landscapes set an idyllic winter scene, adding a certain charm to the city. Weather in December »
[Resources]Frequently asked questions
What are the coldest months in Celje?
In Celje, January is the coldest month, with temperatures averaging a high of 2.6°C (36.7°F) and a low of -3°C (26.6°F).
What is the driest month in Celje?
The month with the least rainfall is January, when the rain falls for 8.6 days and typically collects 33mm (1.3") of precipitation.
How many days does it rain in Celje?
Throughout the year, in Celje, Slovenia, there are 179.3 rainfall days, and 854mm (33.62") of precipitation is accumulated.
When does it snow in Celje?
Months with snowfall are January through April, October through December.
How much does it snow in Celje?
In Celje, Slovenia, during the entire year, snow falls for 26.3 days and aggregates up to 511mm (20.12") of snow.
What are the months with the lowest UV index in Celje?
January and November, with an average maximum UV index of 1, are months with the lowest UV index in Celje, Slovenia.
When does it snow the most in Celje?
The month with the most snowfall in Celje, Slovenia, is February, when snow falls for 7.7 days and typically aggregates up to 185mm (7.28") of snow.
What is the month with the least sunshine in Celje?
The month with the least sunshine in Celje is February, with an average of 4.2h of sunshine.
What is the least humid month in Celje?
The least humid month is April, with an average relative humidity of 75%.
What is the wettest month in Celje?
May is the month with the most rainfall in Celje. Rain falls for 22.9 days and accumulates 120mm (4.72") of precipitation.
When it does not snow in Celje?
In Celje, snow does not fall in May through September.
When are the longest days in Celje?
June has the longest days of the year in Celje, Slovenia, with an average of 15h and 42min of daylight.
When is the highest UV index in Celje?
The months with the highest UV index in Celje, Slovenia, are June through August, with an average maximum UV index of 5.
What are the months with the most sunshine in Celje?
July and August, with an average of 10.8h of sunshine, are months with the most sunshine.
What is the warmest month in Celje?
August, with its average high-temperature of 25.2°C (77.4°F) and an average low-temperature of 13°C (55.4°F), holds the record as the warmest month in Celje.
When is Daylight Saving Time (DST) in Celje?
On Sunday, 27. October 2024, at 03:00, Daylight Saving Time ends in Celje, and the time zone changes from CEST to CET. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 02:00, and the time zone reverts from CET to CEST.
What is the most humid month in Celje?
November is the most humid month, with an average relative humidity of 87%.
What is the month with the shortest days in Celje?
With an average of 8h and 42min of daylight, December has the shortest days of the year in Celje.
Average temperature
Celje, Slovenia
The warmest month (with the highest average high temperature) is August (25.2°C).
The month with the lowest average high temperature is January (2.6°C).
The month with the highest average low temperature is August (13°C).
The coldest month (with the lowest average low temperature) is January (-3°C).
Average pressure
Celje, Slovenia
- Average pressure in January:
1018.8mbar - Average pressure in February:
1017.4mbar - Average pressure in March:
1016.8mbar - Average pressure in April:
1015.4mbar - Average pressure in May:
1015mbar - Average pressure in June:
1015mbar
- Average pressure in July:
1015.2mbar - Average pressure in August:
1016.5mbar - Average pressure in September:
1017.8mbar - Average pressure in October:
1018.9mbar - Average pressure in November:
1016.7mbar - Average pressure in December:
1020.4mbar
The month with the highest atmospheric pressure is December (1020.4mbar).
The months with the lowest atmospheric pressure are May and June (1015mbar).
Average wind speed
Celje, Slovenia
- Average wind speed in January:
6.5km/h - Average wind speed in February:
7.3km/h - Average wind speed in March:
8.1km/h - Average wind speed in April:
7.9km/h - Average wind speed in May:
7.5km/h - Average wind speed in June:
6.6km/h
- Average wind speed in July:
5.9km/h - Average wind speed in August:
5.5km/h - Average wind speed in September:
5.8km/h - Average wind speed in October:
6.3km/h - Average wind speed in November:
6.4km/h - Average wind speed in December:
6.4km/h
The windiest month (with the highest average wind speed) is March (8.1km/h).
The calmest month (with the lowest average wind speed) is August (5.5km/h).
Average humidity
Celje, Slovenia
The month with the highest relative humidity is November (87%).
The month with the lowest relative humidity is April (75%).
Average rainfall
Celje, Slovenia
- Average rainfall in January:
33mm - Average rainfall in February:
58mm - Average rainfall in March:
50mm - Average rainfall in April:
53mm - Average rainfall in May:
120mm - Average rainfall in June:
105mm
The wettest month (with the highest rainfall) is May (120mm).
The driest month (with the least rainfall) is January (33mm).
Average rainfall days
Celje, Slovenia
- Average rainfall days in January:
8.6 days - Average rainfall days in February:
9.8 days - Average rainfall days in March:
13.4 days - Average rainfall days in April:
16.8 days - Average rainfall days in May:
22.9 days - Average rainfall days in June:
21.1 days
- Average rainfall days in July:
21.3 days - Average rainfall days in August:
16.3 days - Average rainfall days in September:
15.1 days - Average rainfall days in October:
11.4 days - Average rainfall days in November:
12.7 days - Average rainfall days in December:
9.9 days
The month with the highest number of rainy days is May (22.9 days).
The month with the least rainy days is January (8.6 days).
Average snowfall
Celje, Slovenia
The month with the highest snowfall is February (185mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days
Celje, Slovenia
- Average snowfall days in January:
8.6 days - Average snowfall days in February:
7.7 days - Average snowfall days in March:
3.2 days - Average snowfall days in April:
0.6 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0.1 days - Average snowfall days in November:
1.2 days - Average snowfall days in December:
4.9 days
The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight / Average sunshine
Celje, Slovenia
- Average daylight in January:
9h and 1min - Average daylight in February:
10h and 2min - Average daylight in March:
11h and 5min - Average daylight in April:
13h and 4min - Average daylight in May:
15h and 0min - Average daylight in June:
15h and 4min
- Average daylight in July:
15h and 2min - Average daylight in August:
14h and 1min - Average daylight in September:
12h and 3min - Average daylight in October:
10h and 5min - Average daylight in November:
9h and 3min - Average daylight in December:
8h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in January:
4h and 4min - Average sunshine in February:
4h and 1min - Average sunshine in March:
6h and 5min - Average sunshine in April:
9h and 3min - Average sunshine in May:
9h and 3min - Average sunshine in June:
10h and 2min
- Average sunshine in July:
10h and 5min - Average sunshine in August:
10h and 5min - Average sunshine in September:
8h and 5min - Average sunshine in October:
5h and 5min - Average sunshine in November:
4h and 5min - Average sunshine in December:
5h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days
Celje, Slovenia
- Average sunshine days in January:
15.6 days - Average sunshine days in February:
12.3 days - Average sunshine days in March:
14.4 days - Average sunshine days in April:
11.1 days - Average sunshine days in May:
5.9 days - Average sunshine days in June:
6.4 days
- Average sunshine days in July:
6.3 days - Average sunshine days in August:
12.1 days - Average sunshine days in September:
12.4 days - Average sunshine days in October:
16.7 days - Average sunshine days in November:
14.8 days - Average sunshine days in December:
16.9 days
The month with the most sunshine days is December (16.9 days).
The month with the least sunshine days is May (5.9 days).
Average UV index
Celje, Slovenia
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January and November (UV index 1).
Average cloud cover
Celje, Slovenia
The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility
Celje, Slovenia
The months with the highest visibility are April, June, July and August (9km).
The months with the lowest visibility are January, February, October and November (7km).
Celje, Slovenia
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