Last updated: August 27, 2025
In Norrtälje, Sweden, January presents a striking contrast in weather, with average temperatures hovering around 0°C (32°F), while highs reach a maximum of 9°C (49°F) and lows plummet to a chilling -14°C (7°F). This month is characterized by relatively high humidity levels at 90%, contributing to a damp atmosphere. With 39 mm (1.5 inches) of precipitation spread over 10 days, residents can expect a mix of rain and occasional snowfall, making January a quintessential winter month in this picturesque Swedish town.
In Norrtälje, Sweden, January brings the year’s coldest temperatures, with lows dipping to a brisk -14°C (7°F) and an average temperature hovering around the freezing mark at 0°C (32°F). While daytime highs can reach a mild 9°C (49°F), the winter chill sets the tone for the month. This pattern of cold persists into February, where the average temperature drops slightly to -1°C (31°F) but remains consistent with January, showcasing a winter landscape that emphasizes the region's chilly climate. As spring approaches in March, temperatures begin to climb, heralding warmer days ahead, which reflects the transition towards milder weather as the year progresses. The notable shift in temperatures marks a gradual warming trend leading into the spring months, emphasizing Norrtälje's distinct seasonal changes and the enchanting beauty of its winter scenery.
In January, Norrtälje experiences moderate precipitation, with an average of 39 mm (1.5 in) spread over 10 days. This amount sets the tone for the early months of the year, where precipitation remains relatively consistent, with February slightly trailing at 35 mm. As winter begins to transition into spring, March sees a slight uptick to 40 mm. Notably, January marks the beginning of a trend where precipitation amounts generally increase as the year progresses, culminating in the summer months of July and August, which average around 61 mm and 62 mm, respectively. This gradual rise indicates a shift from the drier conditions of late spring, ultimately providing the region with a rich tapestry of weather patterns throughout the year.
January in Norrtälje, Sweden, typically sees a high humidity level of 90%, contributing to the chilly, damp winter atmosphere characteristic of the season. This level slightly decreases in February to 88% but remains high through much of the early year, with March maintaining 89% humidity. As spring approaches, a gradual decline begins, reaching 85% in April and dropping further to 77% by May. The summer months bring even drier conditions, with July peaking at 74% humidity, before rising again in late summer and autumn. Interestingly, the year concludes with November and December returning to 90% and 87% humidity respectively, creating a cyclical pattern where humidity fluctuates between the highs of winter and the lows of summer, defining the climate rhythm of this picturesque Swedish locale.
In January, Norrtälje experiences a low UV Index of 1, indicating minimal risk of harm from sun exposure, with an approximate burn time of 45 minutes. This pattern continues through February, offering similar conditions. As spring approaches, the UV Index begins to rise, reaching moderate levels of 3 in March and escalating to 4 in April and 5 in May. This upward trend signifies shorter burn times of 30 minutes during these months. The peak exposure comes in the summer, with the UV Index hitting high levels of 7 in June and July, where skin can burn in just 25 minutes. As the year progresses into fall and winter, the UV levels decrease again, settling back to low categories in October, November, and December. Understanding these seasonal variations is essential for sun safety. For more details, visit the Norrtaelje UV Index.
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In January, Norrtälje basks in a modest 69 hours of sunshine, a stark contrast to the brightening days that follow. As winter gives way to spring, the hours steadily increase, culminating in a radiant 453 hours of daylight by May. The trend continues into the summer months, peaking in July with 490 hours of sunshine, showcasing the vibrant warmth of the season. However, as autumn approaches, the sunny days gradually diminish; August still holds a commendable 418 hours, but by December, Norrtälje retreats back to only 75 hours of sunlight. This cyclical dance of light not only highlights the region's seasonal transformations but also underscores the anticipation of longer, brighter days in the months ahead.
In Norrtälje, Sweden, the likelihood of experiencing sunny weather in January is relatively low, with only a 9% chance of sunshine. This marks the beginning of a gradual upward trend as the months progress, with February seeing a notable increase to 27%. As spring approaches, sunshine opportunities become more promising, peaking in the summer months of June and July at 52% and 57%, respectively. However, a slight decline occurs as autumn returns, bringing averages back down, but overall, the progression showcases a clear seasonal trajectory: as winter fades, the chances of basking in sunlight markedly improve.
In Norrtälje, Sweden, January ushers in a modest daylight duration of just 6 hours, heralding the depths of winter. As the calendar flips to February, daylight begins to gently stretch to 9 hours, hinting at the coming spring. By March, the sun graces the sky for 11 hours, further energizing the landscape. The days continue to blossom into April, where the light expands to 14 hours, and May showcases a vibrant 17 hours of daylight. June reaches its zenith with 18 hours, offering the longest days of the year. As summer wanes, July still enjoys 17 hours of daylight, before gradually tapering off in August to 15 hours. The transition into autumn sees a decline; September provides 12 hours, followed by October's 10 hours. As winter approaches once more, November dwindles to 7 hours before returning to January’s 6 hours, completing the cycle. This rhythm reflects the profound seasonal shifts in Norrtälje, inviting both reflection and anticipation throughout the year.
In January, Norrtälje, Sweden, experiences a consistent average wind speed of 4.5 m/s (10 mph), a trend that remarkably continues into February. As the seasons progress, March slightly nudges the winds up to 4.8 m/s (11 mph), hinting at the invigorating change that spring brings. However, this surge is brief, as April sees a return to 4.4 m/s, before the winds calm down through the warmer months of May and June, where they dip to 3.4 m/s (8 mph) and 3.1 m/s (7 mph), respectively. With summer's end, a gradual increase resumes, peaking again in October at 5.3 m/s (12 mph), before settling back to regular patterns in November and December, when the winds stabilize at 4.5 m/s (10 mph). Overall, the data showcases a notable ebb and flow of wind speeds, reflecting the distinctive rhythm of Norrtälje's climate throughout the year.
Weather in Norrtaelje varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Norrtaelje, focusing on differences in temperature, rainfall, humidity, and UV levels.
In January, temperatures in Norrtälje range from a chilly -14°C (7°F) at their lowest to a maximum of 9°C (49°F), with an average temperature around the freezing mark of 0°C (32°F). The month experiences approximately 39 mm (1.5 in) of precipitation over 10 days and maintains a high humidity level of 90%.
February, on the other hand, sees slightly milder conditions, with minimum temperatures remaining the same at -14°C (7°F) but an average temperature of -1°C (31°F). The maximum temperature also reaches up to 9°C (49°F). Precipitation decreases marginally to 35 mm (1.4 in) over just 9 days, accompanied by a slight reduction in humidity to 88%. For more detailed weather information, check Norrtaelje weather in February.
In January, temperatures typically range from a low of -14°C (7°F) to a high of 9°C (49°F), with an average temperature around 0°C (32°F). The month experiences around 39 mm (1.5 in) of precipitation over approximately 10 days, accompanied by high humidity levels averaging 90%. In contrast, March brings slightly milder conditions, with temperatures varying from -13°C (9°F) to a pleasant high of 17°C (62°F) and an average temperature of 1°C (35°F). The precipitation in March is similar at 40 mm (1.6 in), but it only occurs over 7 days, and humidity dips slightly to 89%. For more details on the weather conditions in March, visit Norrtaelje weather in March.
January and April present contrasting weather patterns. In January, temperatures plunge to a minimum of -14°C (7°F) and only rise to a maximum of 9°C (49°F), with an average of 0°C (32°F). This month also sees considerable precipitation, with 39 mm (1.5 in) falling over about 10 days, and humidity levels remain high at 90%. In contrast, April warms up, featuring a minimum temperature of -10°C (15°F) and a maximum reaching 20°C (69°F), with an average of 4°C (40°F). Precipitation decreases to 26 mm (1.0 in) over just 7 days, and humidity drops slightly to 85%. For more detailed insights about conditions in April, check out Norrtaelje weather in April.
In January, temperatures in Norrtaelje are quite cold, with a minimum of -14°C (7°F) and an average of 0°C (32°F), peaking at a maximum of 9°C (49°F). The month experiences about 39 mm (1.5 in) of precipitation over 10 days, coupled with high humidity levels at 90%. In stark contrast, May brings a significant warming trend, with temperatures ranging from a minimum of -2°C (29°F) to an average of 9°C (49°F) and reaching highs of 25°C (78°F). Although May has slightly more precipitation at 48 mm (1.9 in) over 9 days, the humidity decreases to 77%. This shift highlights the transition from the chill of winter to the pleasant warmth of late spring, making May a much more inviting month. For more details on the weather during this time, you can refer to Norrtaelje weather in May.
January and June exhibit striking contrasts in weather conditions. In January, temperatures can plunge to a minimum of -14°C (7°F) and hover around an average of 0°C (32°F), with a maximum of only 9°C (49°F). The month experiences considerable humidity at 90% and sees about 39 mm (1.5 in) of precipitation over 10 days. In contrast, June transforms the landscape with milder weather, featuring a minimum temperature of 5°C (41°F) and an average high of 28°C (82°F), creating a much more pleasant atmosphere. Although June receives slightly more precipitation (42 mm or 1.7 in), it occurs over fewer days (7), and the humidity drops to 76%. For more specific insights on weather patterns, you can check Norrtaelje weather in June.
January and July in Norrtälje exhibit striking differences in weather patterns. In January, temperatures can plummet to a minimum of -14°C (7°F) and typically hover around 0°C (32°F), while rarely exceeding 9°C (49°F). The month is characterized by high humidity levels at 90% and receives approximately 39 mm (1.5 in) of precipitation over about 10 days. In contrast, July offers a much milder climate, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 30°C (86°F), averaging around 17°C (64°F). Although July also sees about 10 days of precipitation, it’s slightly wetter with a total of 61 mm (2.4 in) and lower humidity at 74%. For more details, check out Norrtaelje weather in July.
January and August present stark contrasts in weather, highlighting the shift from winter's chill to summer's warmth. In January, temperatures can drop as low as -14°C (7°F), with an average hovering around 0°C (32°F), while August enjoys a much milder climate, featuring minimum temperatures of 6°C (44°F) and soaring to a pleasant 28°C (82°F). Precipitation also varies between the two months, with January receiving 39 mm (1.5 in) across about 10 days, compared to August's 62 mm (2.4 in) spread over 12 days. Additionally, January’s humidity levels are notably high at 90%, while August is slightly lower at 77%, making the summer more comfortable. For a detailed look at the weather during August, you can check Norrtaelje weather in August.
In January, the weather is quite frigid, with temperatures ranging from a chilling -14°C (7°F) to a mild average of 0°C (32°F) and a maximum of 9°C (49°F). The month experiences significant humidity at 90%, along with 39 mm (1.5 in) of precipitation spread over 10 days. In contrast, September brings a more temperate climate, with minimum temperatures around 2°C (35°F) and an average of 13°C (55°F), peaking at 22°C (73°F). Although slightly wetter with 47 mm (1.8 in) of precipitation over 9 days, the humidity is slightly lower at 85%. For a detailed view of September weather, you can refer to Norrtaelje weather in September.
In January, the weather is typically much colder, with temperatures ranging from a frigid -14°C (7°F) at night to a maximum of 9°C (49°F) during the day, along with an average temperature of 0°C (32°F). Precipitation is relatively low at 39 mm (1.5 in) over about 10 days, and the humidity remains high at 90%.
In contrast, October brings milder conditions with temperatures ranging from 0°C (32°F) to a warmer 17°C (63°F), and an average of 8°C (47°F). This month also sees increased precipitation at 72 mm (2.8 in) over approximately 13 days, while the humidity is slightly lower at 89%. For more details, visit Norrtaelje weather in October.
January experiences colder temperatures compared to November, with minimums plummeting to -14°C (7°F) and an average of 0°C (32°F), while November's temperatures are milder, ranging from -8°C (19°F) to an average of 5°C (41°F). While both months have similar precipitation days at 10, January sees slightly less total precipitation at 39 mm (1.5 in) compared to November's 44 mm (1.7 in). The humidity remains high in both months, at around 90%, contributing to a chilly atmosphere in January and a brisk feel in November. For detailed insights into November weather, you can refer to Norrtaelje weather in November.
In comparing the weather between January and December, January tends to be slightly colder, with average temperatures around 0°C (32°F) compared to December's slightly milder average of 1°C (34°F). The temperature range in January spans from a low of -14°C (7°F) to a high of 9°C (49°F), while December sees a minimum of -12°C (11°F) and also a maximum of 9°C (49°F). Precipitation is more frequent in December, with 65 mm (2.6 in) falling across 14 days, compared to January’s 39 mm (1.5 in) over 10 days. Additionally, humidity levels are slightly higher in January at 90%, compared to December's 87%. For a more detailed look, you can visit Norrtaelje weather in December.
January in Norrtälje presents a striking contrast to other months, as it embraces winter's chill with average temperatures hovering around freezing and frequent dips well below zero. The high humidity adds a biting edge to the air, often making it feel colder than the thermometer suggests. While precipitation is relatively moderate, the month shines with consistent snowy days that blanket the landscape and create a serene winter wonderland. This unique weather pattern invites both exploration and reflection, making January an enchanting yet bracing time to experience Norrtälje. For a deeper insight into what to expect throughout the year, visit Norrtaelje Climate.