Last updated: August 27, 2025
January in Slovenia presents a chilly yet captivating winter landscape, with average temperatures hovering around 5°C (41°F). Daily highs can reach up to 13°C (56°F), while the nights can plunge to a brisk -7°C (20°F), creating a dramatic contrast. The month also sees 56 mm (2.2 in) of precipitation spread over seven days, resulting in a humid atmosphere with humidity levels at 88%. This combination of cold temperatures and moisture contributes to the enchanting winter charm of Slovenia, making it an interesting time for visitors to experience the country's scenic beauty and winter activities.
In Slovenia, January greets visitors with a chilly embrace, where temperatures can dip as low as -7°C (20°F). The month boasts an average temperature of 5°C (41°F), peaking at a mild 13°C (56°F). This initial winter weather hints at the gradual warmth to come; February follows closely, bringing slightly warmer conditions with a minimum of -6°C (22°F) and an average of 7°C (44°F). By March, the country begins to thaw, steadily rising to a pleasant 9°C (48°F) on average. As winter yields to spring, the temperature rises significantly — by April, the average temp climbs to 13°C (55°F), and the trend continues through May, reaching 17°C (63°F). These warming patterns underscore Slovenia's transition from the depths of winter into the vibrant freshness of spring, inviting adventurers to explore its stunning landscapes and rich culture.
January in Slovenia reveals a moderate precipitation pattern, with a total of 56 mm (2.2 in) falling over 7 days. This amount sets a baseline for the winter months, which gradually increase in intensity as the year progresses. In February, precipitation almost doubles to 118 mm (4.6 in) across 10 days, showcasing a notable trend towards wetter conditions. The subsequent months further amplify these figures, particularly in May and November, where rainfall peaks at 142 mm (5.6 in) and 176 mm (6.9 in) respectively, highlighting a seasonality that brings significant rain during spring and late autumn. Overall, January's relatively low precipitation hints at the gradual buildup of moisture leading into a wetter season, as Slovenia transitions from the tranquility of winter to the lush vibrancy of spring.
January in Slovenia is marked by a high humidity level of 88%, setting the tone for a winter month characterized by dampness. As the year progresses into February, humidity slightly eases to 82%, still retaining that heavy air often associated with the colder season. However, by March, the humidity begins to drop more significantly to 73%, hinting at the approach of spring. This trend continues through April and May, where levels stabilize around 73% and 70%, respectively. As Slovenia transitions into summer, humidity further decreases, hitting a low of 63% in July and dipping to 51% in August, indicating a more comfortable climate. The fall months bring a resurgence in humidity, climbing to 83% in October, and peaking again at 89% in November, before trailing off to 88% in December. Overall, January serves as the beginning of a yearly cycle where humidity fluctuates significantly, promoting varied weather experiences throughout Slovenia's seasons.
In January, Slovenia experiences a UV Index of 2, indicating a low exposure risk with a burn time of about 45 minutes. As the month progresses into February, the UV Index rises to 3, shifting to a moderate category and reducing the burn time to 30 minutes. This trend continues into March, where the UV Index reaches 5, maintaining a moderate classification. As spring approaches, the UV levels peak significantly in April with a UV Index of 6 and further escalate to 8 by May, reflecting a very high exposure risk, where burn times drop to just 15 minutes during the warm summer months of June and July. This gradual increase and peak signifies the growing intensity of sun exposure, urging residents and visitors to remain vigilant against UV radiation, particularly as the summer days roll in. For more details on ultraviolet radiation levels throughout the year, visit UV Index.
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In January, Slovenia experiences about 182 hours of sunshine, marking the beginning of the year with a hint of winter light. As the months progress, a notable upward trend emerges, peaking in July with an impressive 430 hours of sunshine, where long summer days bathe the landscape in warmth. This sunny spell gradually wanes, with August still vibrant at 397 hours, but a clear decline follows into autumn, dropping to 293 hours in October and further to 207 hours in December. Overall, January serves as a stepping stone into a brighter spring and summer, as the nation steadily transitions from the hushed tones of winter to the lively vibrance of warmer months, reflecting Slovenia's rhythmic dance with the sun throughout the year.
In Slovenia, January brings a somewhat bleak 32% chance of sunny weather, making it one of the cloudier months of the year. As winter withdraws its grip, the likelihood of clear skies gradually rises, with February seeing a slight improvement at 41%. This upward trend continues into March, where the sun shines about 63% of the time, marking a significant departure from the gloomy start of the year. Interestingly, the sunshine percentages fluctuate through the spring and summer, peaking in August with a robust 61% chance before tapering back down into the autumn months. Overall, while January may not be the sunniest time in Slovenia, the gradual increase in sunlit days hints at the promise of brighter skies just around the corner.
In Slovenia, January heralds the chilly depths of winter with just 9 hours of daylight, a stark contrast to the longer days ahead. As the year progresses into February, daylight begins its gradual ascent to 10 hours, lifting spirits with a promise of warmer, brighter days. This trend continues through March and April, where daylight reaches 11 and 13 hours, respectively, signaling the vibrant awakening of spring. By May and June, the sun bathes the landscape in 14 and 15 hours of light, perfect for outdoor adventures. Interestingly, this peak daylight duration of 15 hours extends into July but begins to wane in August, cascading down to 14 hours. The days gradually shorten as autumn approaches, with 12 hours in September, before dipping back to 10 hours in October. As winter circles back, November and December offer just 9 and 8 hours of daylight, encapsulating the cyclical rhythm of nature in this enchanting region.
In January, Slovenia experiences a gentle breeze, with an average wind speed of 3.0 m/s (7 mph), setting a calm tone for the new year. As winter progresses into February and March, the winds slightly decrease to 2.8 m/s and 2.6 m/s respectively, suggesting a tranquil atmosphere perfect for cozy gatherings. However, the winds pick up again in April and May, returning to 3.0 m/s and edging up to 3.2 m/s, heralding the arrival of spring with more dynamic weather patterns. The summer months bring a slight dip, with June recording the lightest winds at 2.2 m/s (5 mph), while the late autumn months of October and November see a notable increase to 3.6 m/s and 3.7 m/s, indicating a return to brisk weather. Finally, December wraps up the year with calmer winds once more at 2.3 m/s. This cyclical trend reflects Slovenia's shifting seasons, each marked by its own unique wind characteristics.
Weather in varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in , focusing on differences in temperature, rainfall, humidity, and UV levels.
January and February exhibit notable differences in weather patterns. January experiences a minimum temperature of -7°C (20°F) and an average of 5°C (41°F), with a maximum of 13°C (56°F). This month also sees approximately 56 mm (2.2 in) of precipitation over 7 days, coupled with a high humidity level of 88%. In contrast, February tends to be slightly warmer, with temperatures ranging from a minimum of -6°C (22°F) to an average of 7°C (44°F) and a maximum of 19°C (67°F). This month also brings increased precipitation, totaling around 118 mm (4.6 in) over 10 days, and a lower humidity of 82%. For more details, you can explore the weather in February.
January's weather is characterized by colder temperatures, with an average of 5°C (41°F) and a maximum of 13°C (56°F), while March sees a noticeable increase, with averages rising to 9°C (48°F) and maximums reaching 21°C (70°F). Both months experience some precipitation, but March receives slightly more at 71 mm (2.8 in) compared to January's 56 mm (2.2 in), and notable changes in humidity are present as well, with January's humidity at a high 88% compared to March's 73%. For a more detailed look at the conditions, you can check the weather in March.
January weather is characterized by cold temperatures, with a minimum of -7°C (20°F) and an average of 5°C (41°F), while April shows a much warmer profile, starting at a minimum of 1°C (34°F) and averaging 13°C (55°F). In January, precipitation is relatively lower at 56 mm (2.2 in) over about 7 days, whereas April experiences increased rainfall, totaling 103 mm (4.0 in) over 10 days. Additionally, the humidity in January is quite high at 88%, contrasting with April's more comfortable humidity level of 73%. For more details, check out the weather in April.
In January, the weather is much colder with temperatures ranging from a brisk -7°C (20°F) to a maximum of 13°C (56°F), and an average temperature of 5°C (41°F). This month experiences high humidity at 88% and receives around 56 mm (2.2 in) of precipitation over about 7 days. Contrastingly, May brings milder conditions with minimum temperatures starting at 7°C (46°F) and peaking at 27°C (81°F), averaging a comfortable 17°C (63°F). However, May also sees an increase in rainfall, totaling 142 mm (5.6 in) across 17 days, and the humidity drops to a more pleasant 70%. For a deeper look into the specifics of the month, you can check the weather in May.
In January, the weather tends to be quite cold, with temperatures ranging from a chilly -7°C (20°F) at night to a mild 13°C (56°F) during the day, and an average of 5°C (41°F). With 56 mm (2.2 in) of precipitation over about 7 days, the month also experiences high humidity at 88%. In stark contrast, June offers a much warmer and more pleasant climate, characterized by minimum temperatures of 11°C (53°F) and maximums soaring up to 33°C (92°F), averaging 22°C (72°F). Although June receives slightly higher precipitation at 87 mm (3.4 in) over 8 days, the humidity is significantly lower at 69%. For more detailed information, check out the weather in June.
January and July exhibit stark contrasts in weather conditions. January experiences chilly temperatures, with minimums plummeting to -7°C (20°F) and an average of around 5°C (41°F), while July boasts much warmer weather, featuring a minimum of 16°C (61°F) and an average temperature of 24°C (75°F). Precipitation levels are relatively similar, with January receiving 56 mm (2.2 in) over 7 days, compared to July's slightly higher 65 mm (2.6 in) spread over 8 days. The humidity also differs significantly: January sees a high humidity of 88%, while July enjoys a more comfortable 63%. For a closer look at the summer weather patterns, you can explore more about the weather in July.
The weather in January and August presents a striking contrast, reflecting the seasonal extremes. January typically sees temperatures ranging from a chilly -7°C (20°F) to a mild 13°C (56°F), with an average of around 5°C (41°F). During this month, the region experiences significant humidity at 88% and receives about 56 mm (2.2 in) of precipitation over just 7 days. In contrast, August boasts much warmer temperatures, with a minimum of 15°C (59°F), an average of 25°C (77°F), and a maximum that can soar to 34°C (94°F). The humidity drops to a comfortable 51%, and while August has a slightly higher total precipitation of 70 mm (2.7 in), it too sees rain on about 7 days. For more details, check the weather in August.
When comparing the weather in January and September, the differences are striking. January sees a chilly climate with average temperatures ranging from -7°C (20°F) to a maximum of 13°C (56°F), accompanied by high humidity at 88%. Precipitation is relatively moderate, with around 56 mm (2.2 in) spread over 7 days. In contrast, September offers a much warmer experience, with temperatures fluctuating between 9°C (49°F) and a high of 32°C (90°F). This month also sees significantly more rainfall, totaling 164 mm (6.4 in) over about 10 days, though humidity is much lower at 64%. For more detailed information, you can check the weather in September.
January's weather is characterized by colder temperatures, with lows reaching -7°C (20°F) and an average high of only 13°C (56°F). The month experiences about 56 mm (2.2 in) of precipitation over approximately 7 days, and humidity levels are high at 88%. In contrast, October brings a much milder climate, featuring minimum temperatures around 6°C (44°F) and averaging highs of 23°C (74°F). This month sees increased rainfall, with about 107 mm (4.2 in) of precipitation across around 10 days, while humidity remains slightly lower at 83%. For a more detailed look at the weather specifics, you can check the weather in October.
January and November present quite contrasting weather patterns. In January, temperatures range from a chilly -7°C (20°F) to a mild 13°C (56°F), with an average of 5°C (41°F). The month sees about 56 mm (2.2 in) of precipitation over approximately 7 days, accompanied by high humidity levels at 88%. Conversely, November boasts much warmer temperatures ranging from a minimum of 1°C (34°F) to a maximum of 20°C (68°F), with an average of 11°C (52°F). However, it experiences significantly higher precipitation at 176 mm (6.9 in) over 12 days, while maintaining a similar humidity level at 89%. For more detailed information, check the weather in November.
In January, temperatures typically range from a minimum of -7°C (20°F) to a maximum of 13°C (56°F), with an average of 5°C (41°F). The month experiences around 56 mm (2.2 in) of precipitation over approximately 7 days, while humidity remains consistently high at 88%. In contrast, December tends to be milder, with minimum temperatures of -1°C (30°F) and maximums reaching 15°C (60°F), averaging 7°C (44°F). Precipitation is significantly higher in December, totaling 150 mm (5.9 in) over about 12 days, yet the humidity remains the same at 88%. For more detailed information, you can check the weather in December.
As winter settles in, January showcases a unique climate that stands apart from the rest of the year. With chilly temperatures typically hovering around 5°C, it’s the coldest month, marked by crisp air and a certain serenity. The high humidity of 88% adds a distinct chill, while the average of 56 mm of precipitation over just 7 days highlights January's propensity for overcast skies and occasional snowfall, creating a stark contrast to the more temperate conditions of spring and summer. To delve deeper into the seasonal variations, explore our detailed Climate page.