Last updated: August 27, 2025
In January, Slovenia experiences a chilly winter climate, with maximum temperatures reaching 12°C (54°F) and minimums plunging to -12°C (11°F). The average temperature hovers around 1°C (34°F), creating a brisk atmosphere perfect for winter activities. January also brings a notable amount of precipitation, totaling 51 mm (2.0 in) over approximately 7 days, with the air remaining quite humid at 88%. This combination of cool temperatures and moisture sets the stage for a picturesque winter landscape, appealing to both locals and visitors alike.
In January, Slovenia experiences a winter chill, with temperatures dipping as low as -12°C (11°F). The average temperature hovers around a brisk 1°C (34°F), while daytime highs can reach a pleasant 12°C (54°F). As the month progresses into February, the cold lingers, although the average rises slightly to 4°C (39°F), hinting at the gradual approach of spring. Notably, March brings a broader range, with temperatures swinging from a frosty low of -14°C (8°F) to a warmer 22°C (71°F) by month's end. This upward trend continues into April, where milder conditions emerge, showing an average of 10°C (51°F), and highs peak at 26°C (79°F). As snow melts and blossoms bloom, May further nudges temperatures into warmer realms, achieving an average of 14°C (58°F). This steady heating trend culminates in the summer months, illustrating Slovenia’s delightful transition from winter's grasp to the warmth of spring and summer, ultimately showcasing the beautiful diversity of the country's climate.
In January, Slovenia experiences a modest precipitation of 51 mm (2.0 in) over an average of 7 days, marking the beginning of the year with relatively light rainfall compared to the subsequent months. As winter transitions into spring, precipitation levels rise; February sees a notable increase to 88 mm (3.5 in), while March brings 71 mm (2.8 in). This upward trend continues as the year unfolds, peaking in May with 166 mm (6.5 in) during a month that typically features the most rainfall. The pattern reveals a clear seasonal shift, with precipitation frequency and amounts amplifying as warmer temperatures approach, laying the groundwork for Slovenia’s lush summer landscapes.
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 low UV Index of 2, resulting in a burn time of about 45 minutes, making it a great time to enjoy the outdoors with minimal sun protection. As the seasons shift, February sees a slight rise to an index of 3, classified as moderate, which reduces the maximum safe exposure to 30 minutes. By March, UV levels escalate to 5, indicating a continued need for caution. A significant leap occurs in April with the UV Index jumping to 6, sliding into the high category and shortening burn time to 25 minutes. As summer approaches, May and June bring very high UV levels of 8 and 9, respectively, demanding vigilant sun safety with burn times plummeting to just 15 minutes. This trend of peak exposure persists into July and August, only to retreat slightly in September with a high index of 7. The cooler months witness a return to moderate levels in October and November, before dipping back to low in December with an index of 2 and a longer burn time of 45 minutes. For a comprehensive understanding of UV levels year-round, visit the UV Index.
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In January, Slovenia welcomes 178 hours of sunshine, a gentle start to the year that hints at brighter days ahead. As February rolls in, the sun shines more brightly with 220 hours, signaling the promise of spring. The trend continues into March, where sunshine leaps to 310 hours, invigorating the landscape. By April, the sun reaches 336 hours, inviting outdoor activities and blossoming flora. May showcases a peak at 361 hours, transforming the environment into a vibrant tapestry of colors. The summer months bring even more radiance, with June basking in 408 hours and July reaching its zenith at 427 hours. As August arrives, sunshine slightly wanes to 393 hours, but the lingering warmth continues to attract visitors. September, too, remains generous with 318 hours, while October begins to dim at 286 hours. November and December follow suit with 212 hours and 209 hours, closing the year softly, but the pattern of Slovenia’s sunshine reveals a magnificent transition from the serene chill of winter to the lively embrace of summer.
In January, the chance of sunny weather in Slovenia is relatively low at just 23%. This modest likelihood represents the beginning of a gradual increase in sunshine as the year unfolds. By February, the chances jump significantly to 37%, hinting at a trend toward brighter days. As spring approaches in March, the likelihood of sunshine soars to 58%, marking a noticeable transition from winter gloom to the promise of spring. Following March, the percentages fluctuate somewhat, with the warmest months peaking in the summer, indicating that while January may not offer much sun, brighter days are on the horizon as the seasons change.
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 average wind speed of 2.0 m/s (5 mph), marking the beginning of the year with a mild breeze that sets a tranquil tone for the winter month. As we transition into February, winds pick up slightly to 2.5 m/s (6 mph), hinting at a subtle shift as winter approaches its end. However, this uptick is temporary; by March, the winds return to the calm of 2.0 m/s. Interestingly, the months follow a largely stable trend, hovering around similar speeds, with only minor fluctuations—April and October see slight increases, while the summer months experience the gentlest breezes, dropping to 1.6-1.8 m/s (4 mph). This consistency suggests a serene atmosphere throughout the seasons, perfect for embracing Slovenia's picturesque landscapes, regardless of the time of year.
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 typically presents colder conditions compared to February, with average temperatures ranging from a low of -12°C (11°F) to a high of 12°C (54°F). In contrast, February enjoys slightly milder temperatures, with a minimum of -11°C (13°F) and a maximum reaching 19°C (67°F). While January experiences 51 mm (2.0 in) of precipitation over about 7 days, February sees an increase to 88 mm (3.5 in) across 9 days, alongside a drop in humidity from 88% in January to 82% in February. For more detailed information on the weather, you can check weather in February.
January and March present distinct weather contrasts. In January, temperatures are notably cold, with a minimum of -12°C (11°F) and an average of just 1°C (34°F), while March sees a gradual warming, boasting an average of 6°C (43°F) and reaching a maximum of 22°C (71°F). Precipitation in January measures 51 mm over 7 days, compared to March’s 71 mm over 10 days, indicating a wetter early spring. Additionally, January's humidity is higher at 88%, while March experiences a more comfortable 73%. For a more detailed overview, check the weather in March.
In January, temperatures are quite chilly, ranging from a frigid minimum of -12°C (11°F) to a maximum of 12°C (54°F), with an average temperature hovering around 1°C (34°F). The month experiences 51 mm (2.0 in) of precipitation over about 7 days, accompanied by high humidity levels of 88%. In contrast, April brings a much warmer climate, with temperatures ranging from a minimum of -11°C (13°F) to a pleasant maximum of 26°C (79°F) and an average of 10°C (51°F). However, April is also wetter, seeing 94 mm (3.7 in) of precipitation across 12 days, with lower humidity at 73%. For more detailed information, visit weather in April.
January and May present stark contrasts in weather conditions. In January, the temperature ranges from a chilling low of -12°C (11°F) to a mild high of 12°C (54°F), with an average temperature around 1°C (34°F). The month experiences significant humidity at 88% and sees about 51 mm (2.0 in) of precipitation over 7 days. In contrast, May brings much warmer temperatures, with a minimum of 1°C (34°F), an average of 14°C (58°F), and a maximum reaching up to 28°C (82°F). However, it is also wetter, with a total precipitation of 166 mm (6.5 in) spread across 19 days and a lower humidity of 70%. For a detailed look at the weather patterns in May, you can check out weather in May.
In January, the weather is quite cold, with temperatures ranging from a minimum of -12°C (11°F) to a maximum of 12°C (54°F), and an average temperature of around 1°C (34°F). The month experiences higher humidity at 88% and sees about 51 mm (2.0 in) of precipitation over approximately 7 days. In contrast, June brings significantly warmer temperatures, with a minimum of 6°C (43°F) and a maximum that can reach up to 34°C (94°F), averaging around 20°C (68°F). Although June has more precipitation, totaling 84 mm (3.3 in) over about 12 days, the humidity is lower at 69%, contributing to a more comfortable atmosphere. For more details on the climate, you can check the weather in June.
In January, the weather is quite cold with temperatures ranging from a chilly -12°C (11°F) to a mild 12°C (54°F), and an average of 1°C (34°F). This month typically experiences about 51 mm (2.0 in) of precipitation over 7 days, accompanied by high humidity at 88%. In contrast, July brings much warmer conditions, with temperatures ranging from a comfortable 10°C (51°F) to a scorching 34°C (93°F), averaging 21°C (70°F). The summer month sees increased precipitation, totaling 98 mm (3.9 in) across 13 days, but with significantly lower humidity at 63%. For more detailed information, you can check the weather in July.
January and August present contrasting weather experiences. In January, temperatures often drop as low as -12°C (11°F) at night, with an average around 1°C (34°F) and highs reaching only 12°C (54°F). Humidity is notably high at 88%, and precipitation occurs on about 7 days, totaling 51 mm (2.0 in). In stark contrast, August boasts a much milder climate with minimum temperatures of 8°C (47°F) and daytime averages soaring to 21°C (70°F), peaking at a steamy 35°C (96°F). The summer month also experiences increased precipitation, averaging 100 mm (3.9 in) spread over 12 days, yet the humidity is significantly lower at 51%. For more insights on the conditions during this vibrant summer month, check out weather in August.
In January, the weather is notably colder, with temperatures ranging from a minimum of -12°C (11°F) to a maximum of 12°C (54°F) and an average temperature around 1°C (34°F). January experiences higher humidity levels at 88% and receives about 51 mm (2.0 in) of precipitation over approximately 7 days. In contrast, September brings much warmer conditions, with temperatures ranging from a minimum of 2°C (35°F) to a pleasant maximum of 29°C (85°F), and an average of 16°C (61°F). However, September also sees an increase in precipitation, totaling 159 mm (6.3 in) across roughly 12 days, while the humidity drops to a more comfortable 64%. For a detailed look at this month, you can explore the weather in September.
In January, the weather is considerably colder, with temperatures ranging from a frigid -12°C (11°F) to a mild 12°C (54°F) and an average of just 1°C (34°F). The month experiences about 51 mm (2.0 in) of precipitation over 7 days, accompanied by high humidity at 88%. In contrast, October offers a much milder climate, with temperatures ranging from a minimum of 0°C (31°F) to a maximum of 24°C (76°F), and averaging around 11°C (52°F). October is wetter, with 98 mm (3.9 in) of precipitation over 9 days, but the humidity is slightly lower at 83%. For more details on the weather patterns, you can check the weather in October.
In January, the weather is notably colder, with temperatures ranging from a minimum of -12°C (11°F) to a maximum of 12°C (54°F), averaging around 1°C (34°F). This month sees about 51 mm (2.0 in) of precipitation over approximately 7 days, accompanied by high humidity levels at 88%. In contrast, November experiences milder conditions, with temperatures ranging from -6°C (22°F) to a maximum of 18°C (65°F), yielding an average temperature of 6°C (44°F). November also has significantly higher precipitation, totaling 131 mm (5.2 in) over 11 days, along with a similarly high humidity of 89%. For more detailed information on the conditions in November, you can check weather in November.
In comparing the weather between January and December, January experiences slightly milder temperatures, with a minimum of -12°C (11°F) and an average high of 12°C (54°F). In contrast, December is colder, with temperatures dropping as low as -15°C (6°F) and reaching a maximum of 14°C (58°F). Precipitation is also notably higher in December, totaling 121 mm (4.8 in) over 10 days, compared to January's 51 mm (2.0 in) across 7 days. Both months share a consistent humidity level of 88%, making for a damp winter atmosphere. For more detailed information, check out the weather in December.
As we embrace the chilly embrace of January, the weather stands in stark contrast to the milder months that precede and follow it. With average temperatures hovering around freezing, this month envelops us in a crisp, invigorating air that can dip dramatically at night. Unlike other months that may greet us with warmth and sunshine, January brings an increased precipitation, contributing to the chill and wrapping the landscape in a wintry tapestry. Coupled with high humidity levels, these conditions create a uniquely brisk atmosphere perfect for cozying up indoors or exploring the beauty of a frosted landscape. For a comprehensive understanding of the climate throughout the year, visit Climate.