April Weather in Norrtaelje, Sweden

Last updated: August 27, 2025

April in Norrtälje, Sweden offers a notable transition as winter gives way to spring. With a maximum temperature reaching 20°C (69°F), the month introduces a refreshing warmth, contrasted by an average temperature of just 4°C (40°F) and occasional dips to a minimum of -10°C (15°F). Rainfall totals approximately 26 mm (1.0 in) over seven days, contributing to the lush awakening of nature. The humidity level hovers around 85%, creating a crisp yet invigorating atmosphere perfect for embracing the budding season.

April Temperature in Norrtaelje

As April unfolds in Norrtälje, Sweden, a palpable transition from the chill of winter to the embrace of spring becomes evident. With minimum temperatures hovering around -10°C (15°F) and an impressive maximum reaching 20°C (69°F), this month showcases a comforting average of 4°C (40°F). The dramatic rise in maximum temperatures from the preceding months not only marks a significant thaw but also invites the burst of life and color characteristic of springtime. As the days grow longer and sunnier, residents can finally trade in their heavy coats for lighter attire, celebrating the gentle warmth that contrasts sharply with the winter's low extremes. April in Norrtälje truly signifies a refreshing start, setting the stage for the vibrant months to come.

April Weather in Norrtaelje: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Norrtaelje, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Norrtaelje, April typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec323134404960636255474034
Data source: Temperature data for Norrtaelje generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Norrtaelje

April in Norrtälje marks a distinct shift in precipitation patterns, as the amount drops to 26 mm (1.0 in), making it one of the drier months of the year. With only 7 days of rainfall, this marks a notable decrease from the preceding months of January, February, and March, which all recorded precipitation levels exceeding 35 mm. As the chill of winter gives way to spring, the lighter showers in April signal the onset of milder weather, contrasting sharply with May’s expected increase to 48 mm (1.9 in). This gradual transition showcases the changing seasons and sets the stage for the more abundant rains that summer will bring. The trend not only highlights the diminishing precipitation but also hints at the vibrant growth that follows this refreshing interlude.

April Precipitation Trends in Norrtaelje

The chart displays monthly precipitation patterns in Norrtaelje, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Norrtaelje, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec393641264842626247724465
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Norrtaelje

In April, Norrtälje experiences a noticeable decline in humidity, dropping to 85% from the higher levels seen in the previous months. This marks a transition towards the drier conditions of late spring and early summer, as humidity continues to decrease through May and June, reaching 77% by May and further dipping to 76% in June. The trend reflects a gradual shift away from the winter's heavy moisture, which peaks at 90% in January and holds above 88% through March. As the year progresses, the drop in humidity creates a more comfortable atmosphere, setting the stage for the warmer months ahead.

April Average Humidity in Norrtaelje

This chart illustrates the average monthly humidity levels in Norrtaelje, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Norrtaelje is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%89%85%77%76%74%77%85%89%90%88%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Norrtaelje

As spring unfolds in Norrtaelje, Sweden, the April UV Index rises to a moderate level of 4, signaling a shift in sun exposure that aligns with the longer, brighter days of the season. This increased index indicates a recommended burn time of 30 minutes, a change from the lower indices of winter months. Following the trend from March, where the index was 3, April marks a clear progression towards higher UV levels, setting the stage for May's even brighter conditions. As you enjoy the rejuvenating sun, it’s important to remember the effects of UV rays and take appropriate precautions. For more detailed insights about UV levels throughout the year, check out Norrtaelje UV Index.

Maximum UV Index Levels in Norrtaelje for April

The chart shows the monthly maximum UV Index (UVI) for Norrtaelje in April, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In April, the maximum UV index in Norrtaelje typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113457754211
Data source: Norrtaelje April UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

April Sunshine in Norrtaelje

As April graces Norrtälje, Sweden, the sun emerges triumphantly, showering the region with 368 hours of radiant sunshine. This month marks a significant leap from March's 264 hours, heralding the full arrival of spring and the rejuvenation it brings. The increasing daylight is a precursor to May's peak of 453 hours, illustrating a steady upward trend that not only brightens the skies but also uplifts the spirit. Following this, the sun reaches its zenith in June and July, where Norrtälje basks in nearly 490 hours of sunlight, showcasing the beauty of summer. This vibrant cycle of light invites the community outdoors, emphasizing the modulation of sunshine that transforms each season into a unique experience.

Monthly Sunshine Duration in Norrtaelje: April Highlighted

The April sunshine duration represents the total number of hours Norrtaelje experiences direct sunlight during the month of April, excluding cloudy or obstructed periods. This chart compares the sunshine duration of April with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec69h168h264h368h453h483h490h418h314h217h136h75h
Data source: Norrtaelje April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Norrtaelje During April

April marks a significant turning point in Norrtälje, Sweden, as residents can expect a notable increase in sunny weather, with a sunshine probability of 48%. This surge follows the gradual climb from the winter months, where the chances started at a mere 9% in January and rose to 31% by March. The arrival of spring brings a welcome warmth and a shift towards more sunny days, contrasting sharply with the preceding months of gloomy skies. This trend continues into June and July, where the likelihood of sunshine peaks at 52% and 57%, respectively. Thus, April serves as a promising gateway to the brighter, sunnier days of late spring and summer in Norrtälje.

Percentage of Sunny Days in April in Norrtaelje

The chart illustrates the percentage of sunny days in Norrtaelje throughout the year, with April highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Norrtaelje experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec9%27%31%48%30%52%57%35%27%26%26%26%
Data source: Norrtaelje April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Norrtaelje in April

As spring unfolds in Norrtaelje, Sweden, April marks a significant increase in daylight hours, boasting an impressive 14 hours of sunlight—a delightful jump from the 11 hours seen in March. This upward trend in daylight is a prelude to the brighter months ahead, with May ushering in an additional 3 hours, culminating in a remarkable 17 hours of daylight. The gradual lengthening from January's mere 6 hours to April's vibrant illumination illustrates a clear transition towards summer, showcasing nature awakening and the days growing steadily longer. By embracing this change, residents can enjoy extended opportunities for outdoor activities as the sunlight invigorates the landscape, setting the stage for the golden summer ahead.

Average Daylight Hours in Norrtaelje for April

The chart illustrates the variation in daylight duration in Norrtaelje throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec6h 52m9h 10m11h 51m14h 36m17h 8m18h 36m17h 48m15h 27m12h 47m10h 4m7h 32m6h 4m
Data source: Norrtaelje daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Norrtaelje

In Norrtälje, Sweden, the April winds offer a gentle reminder of the changing seasons, with an average wind speed of 4.4 m/s (10 mph). While slightly lower than the stronger March gusts, April winds maintain a refreshing consistency that encourages outdoor exploration as spring takes hold. Notably, this month stands out as a transition point, leading into even calmer conditions in May (3.4 m/s) and June (3.1 m/s) before a modest resurgence in the later months. The overall trend showcases a gradual decline in wind speeds as summer approaches, with a slight uptick in October, intriguing those who appreciate the ever-shifting dance of the winds throughout the year.

Average April Wind Speed in Norrtaelje

The chart displays monthly wind speed patterns in Norrtaelje, with values for each month shown alongside April's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how April's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.54.54.84.4 m/s3.43.13.44.14.25.34.64.5
Data source: Norrtaelje April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Norrtaelje Compares to Other Months

Weather in Norrtaelje varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Norrtaelje, focusing on differences in temperature, rainfall, humidity, and UV levels.

April's weather shows a significant warming trend compared to January, with temperatures ranging from a minimum of -10°C (15°F) to a maximum of 20°C (69°F) and an average of 4°C (40°F). In contrast, January is much colder, featuring temperatures that vary between a minimum of -14°C (7°F) and a maximum of 9°C (49°F), with an average of 0°C (32°F). Precipitation in April is lower at 26 mm (1.0 in) over 7 days, while January experiences 39 mm (1.5 in) over 10 days, indicating that January is not only colder but also wetter. Humidity levels are slightly higher in January at 90% compared to 85% in April. For more detailed information about January weather, you can visit Norrtaelje weather in January.

April weather shows a notable improvement compared to February, with average temperatures rising from February's chilly -1°C (31°F) to a more pleasant 4°C (40°F). While February has a minimum temperature of -14°C (7°F), April's lowest recorded temperature is slightly milder at -10°C (15°F). In terms of maximum temperatures, April can reach up to 20°C (69°F), significantly warmer than February's peak of 9°C (49°F). Precipitation is also a factor, with April receiving 26 mm (1.0 in) over 7 days, compared to February's 35 mm (1.4 in) over 9 days. Overall, April's weather tends to be more favorable, with slightly less humidity at 85% compared to February's 88%. For a detailed comparison of February's conditions, you can check Norrtaelje weather in February.

In comparing the weather of April and March, April experiences a slight rise in temperatures, with average values at 4°C (40°F) compared to March's average of 1°C (35°F). The minimum temperature in April is also warmer, at -10°C (15°F), while March dips to -13°C (9°F). However, March sees more precipitation at 40 mm (1.6 in) compared to April's 26 mm (1.0 in), even though both months share a similar number of rainy days at 7. Additionally, humidity is marginally higher in March at 89% compared to April’s 85%. For further details about March weather, you can visit Norrtaelje weather in March.

April and May present noticeable contrasts in weather patterns. In April, temperatures range from a chilly minimum of -10°C (15°F) to a maximum of 20°C (69°F), with an average temperature of around 4°C (40°F). The month sees 26 mm (1.0 in) of precipitation across 7 days and high humidity levels at 85%. In contrast, May experiences a milder climate with temperatures varying from -2°C (29°F) to a warm 25°C (78°F), yielding an average temperature of 9°C (49°F). Additionally, May receives more precipitation at 48 mm (1.9 in) over 9 days but has lower humidity at 77%. For more detailed insights, you can check Norrtaelje weather in May.

April and June present contrasting weather characteristics. In April, temperatures range from a chilly minimum of -10°C (15°F) to a mild maximum of 20°C (69°F), with an average temperature of 4°C (40°F). The month sees 26 mm (1.0 in) of precipitation over seven days, accompanied by a high humidity level of 85%. In comparison, June enjoys significantly warmer conditions, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 28°C (82°F) and an average of 16°C (60°F). Although June experiences more precipitation at 42 mm (1.7 in) over the same number of days, the humidity is lower at 76%. For a detailed look at the weather trends in June, you can check the link: Norrtaelje weather in June.

April and July present quite contrasting weather patterns. In April, temperatures range from a chilly -10°C (15°F) at night to a mild high of 20°C (69°F) during the day, with an average temperature of 4°C (40°F). The month sees moderate rainfall of 26 mm (1.0 in) over about 7 days, and humidity is high at 85%. In contrast, July offers significantly warmer conditions, with temperatures hitting a minimum of 8°C (47°F), an average of 17°C (64°F), and a maximum of 30°C (86°F). It experiences more precipitation, totaling 61 mm (2.4 in) over about 10 days, with humidity slightly lower at 74%. For a closer look at July's weather specifics, you can check Norrtaelje weather in July.

April and August exhibit notable contrasts in weather patterns. In April, temperatures can dip to a minimum of -10°C (15°F), with an average of 4°C (40°F) and a maximum of 20°C (69°F), making it a cool month characterized by high humidity at 85%. Precipitation occurs on about 7 days, totaling 26 mm (1.0 in). In stark contrast, August offers much warmer conditions, with temperatures ranging from a minimum of 6°C (44°F) to an average of 17°C (63°F) and a maximum of 28°C (82°F). The month is also wetter, experiencing 62 mm (2.4 in) of rain over approximately 12 days and a slightly lower humidity level at 77%. For more details on August weather specifics, you can check Norrtaelje weather in August.

April and September exhibit distinct weather patterns that reflect the transition between winter and autumn. In April, temperatures range from a chilly minimum of -10°C (15°F) to a mild maximum of 20°C (69°F), with an average of 4°C (40°F). The month sees approximately 26 mm (1.0 in) of precipitation over about seven days, and humidity levels remain high at 85%. Conversely, September boasts warmer temperatures, with a minimum of 2°C (35°F), an average of 13°C (55°F), and a maximum of 22°C (73°F). The month experiences increased precipitation of 47 mm (1.8 in) over nine days, while humidity also stays consistent at 85%. For a more detailed look at September weather specifically, you can visit Norrtaelje weather in September.

April and October offer distinct weather experiences as spring transitions to autumn. In April, temperatures range from a chilly -10°C (15°F) to a pleasant 20°C (69°F), with an average of 4°C (40°F) and about 26 mm (1.0 in) of precipitation spread over 7 days. This month boasts a moderate humidity level of 85%. In contrast, October showcases milder temperatures, with a minimum of 0°C (32°F), an average of 8°C (47°F), and a maximum of 17°C (63°F). However, it brings more rainfall, totaling 72 mm (2.8 in) over 13 days and slightly higher humidity at 89%. For more details, you can check Norrtaelje weather in October.

April and November present distinct characteristics in weather patterns. In April, temperatures range from a low of -10°C (15°F) to a maximum of 20°C (69°F), with an average temperature of 4°C (40°F), indicating the onset of spring warmth. Precipitation is relatively light at 26 mm (1.0 in) over about 7 days, accompanied by a humidity level of 85%. Conversely, November experiences slightly milder temperatures, with a minimum of -8°C (19°F) and a maximum of 14°C (57°F), averaging 5°C (41°F). However, it is wetter, receiving 44 mm (1.7 in) of rain over approximately 10 days and a higher humidity of 90%. For a deeper look into the specifics of November weather, check out Norrtaelje weather in November.

April and December present distinctly different weather patterns. In April, temperatures range from a chilly minimum of -10°C (15°F) to a more comfortable maximum of 20°C (69°F), with an average temperature of 4°C (40°F). The month sees about 26 mm (1.0 in) of precipitation spread over approximately 7 days, accompanied by relatively high humidity at 85%. In contrast, December is colder, with temperatures ranging from a minimum of -12°C (11°F) to a maximum of 9°C (49°F), and an average temperature of 1°C (34°F). This month experiences more precipitation, totaling 65 mm (2.6 in) over 14 days, and slightly higher humidity at 87%. For a more detailed look at December's weather, you can check Norrtaelje weather in December.

Compare Norrtaelje's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Norrtaelje

As April unfolds in Norrtälje, the weather presents a refreshing contrast to the colder winter months. Temperatures begin to climb, moving away from chilling lows, with the air becoming more temperate—a sign that spring is firmly taking hold. This month experiences moderate precipitation, with rain appearing on several days, contributing to the lush environment. The humidity remains relatively high, creating a crisp atmosphere full of promise after the starkness of winter. If you're curious about the specific climate trends and how they evolve throughout the year, check out Norrtaelje Climate.