Last updated: August 27, 2025
In Slovenia during January, the weather presents a striking contrast, with temperatures reaching a maximum of 12°C (54°F), dipping to a chilly minimum of -16°C (3°F). The average temperature settles around 0°C (32°F), making this month one of the coldest of the year. Alongside the crisp air, precipitation manifests in 41 mm (1.6 in) over approximately 6 days, contributing to the region's high humidity levels at 91%. While the winter landscape may seem harsh, it offers a serene beauty, perfect for those who appreciate the quiet charm of Slovenia's cold season.
In January, Slovenia experiences crisp winter temperatures, with minimums plunging as low as -16°C (3°F) and averages hovering at 0°C (32°F). The chill is palpable, but the maximum thermometers can reach is a mild 12°C (54°F), hinting at the gradual thaw to come. This month marks the coldest point of the year, often showcasing stunning snow-capped landscapes perfect for winter sports. As the month progresses into February, there’s a slight warm-up, with temperatures creeping up to an average of 3°C (37°F), setting the stage for the early spring bloom in March. January’s cold sets a stark contrast to the milder months ahead, signaling a transition from winter's grip to the budding warmth of spring. Overall, January provides a breathtaking yet chilly snapshot of Slovenia's diverse seasonal climate.
In January, Slovenia experiences a precipitation total of 41 mm (1.6 in) over approximately 6 days, marking the month as relatively dry compared to the wetter months that follow. This trend of increasing moisture continues into February, where precipitation nearly doubles to 72 mm (2.8 in) with an additional 2 days of rainfall. As spring approaches, rainfall escalates significantly, peaking in May with 152 mm (6.0 in) over 19 days, indicative of the transition to a much wetter season. The pattern reveals that while January starts the year with modest precipitation, it serves as a precursor to the increasingly wet conditions that characterize Slovenia’s spring and summer months.
In Slovenia, January marks the peak of humidity, with levels reaching an impressive 91%. This high moisture content sets the stage for a winter landscape, enveloped in a cool, crisp atmosphere. As the months progress, humidity gradually decreases, dipping to 87% in February and further to 82% in March. By April, the air feels slightly drier at 79%, continuing a downward trend through the spring months. As summer arrives, humidity stabilizes around 74% from June to July, before dipping to its annual low of 68% in August. However, as autumn approaches, the humidity begins to creep back up, starting with 74% in September and soaring to 90% in November, culminating in a 88% reading in October. This cyclical pattern of high humidity in winter and lower levels in summer beautifully illustrates Slovenia's evolving climate throughout the year.
In January, Slovenia experiences a UV Index of 2, indicating a low exposure category that allows for a burn time of 45 minutes under the sun. This month marks the start of a gradual increase in UV radiation as the seasons transition. By February, the UV Index rises to 3, shifting to a moderate exposure level with a shorter burn time of 30 minutes. March continues this upward trend, reaching a UV Index of 5, which signifies a moderate level of sun protection is becoming necessary. As spring unfolds into summer, the UV Index escalates sharply, peaking at 9 during the sizzling months of June and July, where even brief sun exposure can lead to burns in just 15 minutes. Transitioning into the fall, the Index dips back down to 6 in September and further declines to moderate levels by October and November, before returning to a low exposure in December. For more detailed insights and trends throughout the year, visit UV Index.
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January marks the beginning of a vibrant year in Slovenia, with 170 hours of sunshine that gradually set the stage for the months to come. As February transitions in with 210 hours of sun, the days begin to lengthen, heralding an energetic shift in the air. By March, sunshine soars to 299 hours, igniting a sense of anticipation as nature awakens from its winter slumber. The brilliance continues to crescendo through the spring, peaking in July with an impressive 414 hours, showcasing Slovenia at its sun-drenched best. As the year winds down, sunshine gradually retreats, culminating in December with 199 hours. This rhythmic cycle not only highlights Slovenia's climatic charm but also encourages exploration and adventure throughout the year, inviting visitors to bask in its diverse seasonal splendor.
In Slovenia, January offers a modest 26% chance of sunny weather, making it one of the more overcast months of the year. As winter transitions to spring, this likelihood gradually improves, with February rising to 42% and peaking at 55% in March. Following this sunny surge, the chance of sun unfortunately dips again in April and May to 35% and 33%, respectively, before stabilizing into a generally sunnier trend from June onward, where the probability hovers between 42% and 51%. This progression highlights a clear seasonal pattern, where sunshine becomes increasingly abundant as the year unfolds. Therefore, while January may be less favorable for sun-seekers, the promise of brighter days looms 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 just 1.6 m/s (4 mph), setting a tranquil tone for the new year. As the months progress, this subtle wind persists with slight fluctuations; for instance, February sees a marginal increase to 1.9 m/s, which is mirrored in April. However, by the time summer arrives, winds soften in August to 1.4 m/s, showcasing the calming effect of the warmer season. Interestingly, autumn and winter months maintain a consistent wind speed around 1.5 to 1.7 m/s, suggesting a reliable breathing rhythm in Slovenia's atmosphere. Overall, the wind patterns throughout the year highlight a predominantly mild and serene climatic character, inviting both residents and visitors to relish its soothing presence.
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.
In January, temperatures typically range from a chilly minimum of -16°C (3°F) to a maximum of 12°C (54°F), with an average temperature hovering around the freezing point at 0°C (32°F). The month experiences an average of 41 mm (1.6 in) of precipitation over about 6 days, contributing to a high humidity level of 91%.
In contrast, February sees a slight improvement in temperatures, with averages rising to 3°C (37°F) and max temperatures reaching up to 19°C (66°F). However, it also brings increased precipitation, totaling 72 mm (2.8 in) over 8 days, and the humidity remains notable at 87%. For more detailed information, you can check the weather in February.
In comparison to January, March experiences a more moderate temperature range, with minimums around -15°C (5°F) and a maximum reaching up to 21°C (71°F), compared to January's extremes of -16°C (3°F) and 12°C (54°F). The average temperature in March is also notably warmer at 5°C (42°F), while January hovers around freezing at 0°C (32°F). Although March sees increased precipitation, totaling 63 mm (2.5 in) across 10 days, the humidity remains relatively high at 82%, slightly lower than January's humid 91%. For more details, visit weather in March.
In January, the weather is characterized by much colder temperatures, with lows plummeting to -16°C (3°F) and an average of 0°C (32°F), compared to April's milder temperatures that range from a low of -9°C (16°F) to a comfortable average of 10°C (50°F) and highs reaching 25°C (78°F). Additionally, January experiences relatively low precipitation of 41 mm (1.6 in) over just 6 days, while April sees a significant increase in precipitation, totaling 93 mm (3.7 in) across 12 days. The humidity in January is higher at 91%, but it decreases to 79% in April, contributing to a more pleasant atmosphere. For further details about April's weather, visit weather in April.
January and May exhibit stark contrasts in weather conditions. In January, temperatures range from a frigid minimum of -16°C (3°F) to a mild maximum of 12°C (54°F), with an average of 0°C (32°F). The month sees a relative humidity of 91% and experiences light precipitation on about 6 days, totaling 41 mm (1.6 in). In contrast, May brings a significant warming trend, with temperatures fluctuating between 0°C (32°F) and 28°C (82°F), and an average of 14°C (57°F). The humidity drops to 74%, but the month is marked by increased precipitation, amounting to 152 mm (6.0 in) over 19 days. For more detailed insights, you can check the weather in May.
January and June present strikingly different weather patterns. In January, temperatures can drop as low as -16°C (3°F), with an average temperature around 0°C (32°F) and a max reaching 12°C (54°F). The month experiences brief periods of precipitation on around six days, with a high humidity of 91%. In contrast, June warms up significantly, with temperatures starting at a minimum of 5°C (41°F), averaging 19°C (67°F), and peaking at 34°C (93°F). This summer month sees more frequent rainfall, with precipitation occurring on approximately 15 days and a lower humidity level of 75%. For more details on the weather in June, you can check this link: weather in June.
In January, the weather is characterized by cold temperatures, with a minimum of -16°C (3°F) and an average of 0°C (32°F), making it a chilly time of year. In contrast, July brings a much warmer climate, boasting a minimum of 10°C (50°F) and an average temperature of 20°C (69°F), with maximum highs reaching 32°C (91°F). Precipitation is also more frequent in July, with 121 mm (4.8 in) falling over 15 days, compared to January’s 41 mm (1.6 in) over just 6 days. Additionally, humidity levels are higher in January at 91%, while July experiences a lower humidity of 74%, making the summer months feel more comfortable. For more details, check the weather in July.
January and August offer starkly contrasting weather conditions. In January, temperatures can plunge as low as -16°C (3°F), with an average around 0°C (32°F) and a maximum reaching 12°C (54°F). This chilly month often sees high humidity levels at 91% and experiences about 41 mm (1.6 in) of precipitation over six days. In contrast, August brings much warmer weather, with minimum temperatures of 8°C (46°F) and averages soaring to 21°C (69°F), peaking at a sweltering 35°C (96°F). It also experiences higher precipitation at 114 mm (4.5 in) over 14 days but with notably lower humidity at 68%. For a deeper look into the specifics of this vibrant summer month, you can check the weather in August.
In January, temperatures can plummet, with a minimum of -16°C (3°F) and an average around freezing at 0°C (32°F). The month experiences relatively low precipitation levels of 41 mm over about six days, but the humidity is high at 91%, contributing to a cold and damp atmosphere. In contrast, September boasts a much milder climate, featuring temperatures that range from a minimum of 1°C (33°F) to a warm 29°C (85°F) on the high end. Rainfall is more significant during this month, totaling 139 mm across 13 days, but the humidity decreases to a comfortable 74%, making for a more pleasant outdoor experience. For more details, check the weather in September.
In January, the weather is notably harsher, with temperatures ranging from a frigid -16°C (3°F) at night to a maximum of 12°C (54°F) during the day, averaging around 0°C (32°F). The month experiences about 41 mm (1.6 in) of precipitation over six days and a high humidity level of 91%. In contrast, October brings milder conditions, with nighttime lows of -1°C (31°F) and daytime highs reaching 23°C (74°F), averaging 11°C (51°F). The precipitation increases to 80 mm (3.2 in) over nine days, accompanied by slightly lower humidity at 88%. For more detailed information, you can check the weather in October.
January weather presents a stark contrast to that of November. While January experiences much colder temperatures, with a minimum of -16°C (3°F) and an average of 0°C (32°F), November offers milder conditions, featuring a minimum of -8°C (17°F) and an average of 6°C (43°F). Precipitation also varies significantly; January sees about 41 mm (1.6 in) over just 6 days, compared to November's heavier rainfall of 118 mm (4.6 in) across 10 days. Despite January's lower temperatures, it has a slightly higher humidity level at 91%, while November's humidity remains close at 90%. For more detailed insights into the weather patterns, you can check out weather in November.
In January, the weather is slightly milder than in December, with average temperatures hovering around 0°C (32°F), compared to December's average of 1°C (34°F). While January sees a minimum temperature of -16°C (3°F), December can dip to -17°C (1°F). Precipitation in January is lower, totaling 41 mm (1.6 in) over about 6 days, whereas December experiences significantly more rain, totaling 100 mm (3.9 in) across 10 days. Humidity levels remain comparable, with January at 91% and December slightly lower at 89%. For a more detailed look, you can check the weather in December.
January brings a stark contrast to the weather experienced in other months, with its icy grip manifesting in maximum temperatures reaching only 12°C and minimums plummeting to -16°C. The average chill settles at around 0°C, underscoring the month’s frigid character. With a high humidity level of 91% and about 41 mm of precipitation across six days, January often feels damp and cold, weaving a blanket of wintery gloom. This month's unique climate sets it apart, raising the ambiance of introspection and warmth within homes as we look forward to the gradual thaw that eventually follows. For a deeper understanding of these trends, explore our Climate page.