April Weather in Alta, Sweden

Last updated: August 27, 2025

April weather in Alta, Sweden offers a refreshing mix of springtime chill and occasional warmth. The maximum temperature can reach a pleasant 17°C (62°F), while the average hovers around 5°C (40°F), creating a crisp atmosphere. Enjoy the beauty of the season as temperatures dip to a minimum of -5°C (24°F) during the nights. With 25 mm (1.0 in) of precipitation spread over 7 days, expect some showers that enhance the region's lush landscapes. The air is humid at 85%, adding a fresh feel to the surroundings, making April a fascinating month for nature enthusiasts and adventurers alike.

April Temperature in Alta

In April, Alta, Sweden begins to shake off the winter chill, as temperatures gradually rise. The month opens with a minimum of -5°C (24°F), signaling the last of the frosty nights, while the average temperature climbs to a comfortable 5°C (40°F), hinting at the arrival of spring. With a maximum reaching 17°C (62°F), outdoor activities become increasingly appealing. This upward trend marks a significant shift from the more frigid temperatures of previous months, as the transition into May starts to warm the atmosphere further, paving the way for blossoming nature and longer daylight hours. As the days lengthen and the weather softens, Alta embraces the essence of spring.

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

The chart illustrates April temperature patterns in Alta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alta, 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).
JanFebMarAprMayJunJulAugSepOctNovDec333235404959636356484135
Data source: Temperature data for Alta generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

April Precipitation in Alta

In April, Alta experiences a noticeable dip in precipitation, receiving only 25 mm (1.0 in) of rain over 7 days. This is a significant reduction compared to the preceding months, with January, February, and March averaging around 42 mm each. As winter melts into spring, the weather begins to shift—April marks a transition period, where lighter showers pave the way for brighter days ahead. The decrease in both overall precipitation and rainy days hints at the onset of milder weather, setting the stage for May’s expected uptick in moisture, as it forecasts a return to 50 mm (2.0 in) over 9 days. This trend showcases how Alta gradually shakes off the winter chill, initiating a welcome change in its climatic rhythm.

April Precipitation Trends in Alta

The chart displays monthly precipitation patterns in Alta, 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 Alta, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec433844255044556852765170
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

April Humidity in Alta

In April, humidity in Alta, Sweden tends to ease slightly as the winter months recede, averaging around 85%. This moderate dip reflects a broader trend where spring brings a gradual decrease in moisture levels, down from 90% in January and 88% in February. As the landscape begins to thaw and bloom, the humidity continues to decline into late spring, with May projected at 77%. Interestingly, this pattern signifies a transition from the dampness of winter to a more refreshing moisture content, setting the stage for the drier summer months that follow. Overall, April’s humidity serves as a pivotal point in Alta's climatic rhythm, hinting at the warmth and vibrancy of the upcoming season.

April Average Humidity in Alta

This chart illustrates the average monthly humidity levels in Alta, 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 Alta 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 Alta

As winter fades, April in Alta, Sweden, sees a noticeable increase in the UV Index, rising to 4 with a moderate exposure category that suggests a burn time of 30 minutes for unprotected skin. This shift marks a transition into sunnier conditions, building on the gradual elevation observed from the previous months—starting from a low UV Index of 1 in January. While outdoor activities become more enjoyable, it's essential to stay mindful of sun safety as the UV levels start edging closer to the higher categories seen in the summer months. With the brightness of spring, remember that the sun can be strong even on cooler days, so check out the details here: Alta UV Index.

Maximum UV Index Levels in Alta for April

The chart shows the monthly maximum UV Index (UVI) for Alta 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 Alta typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123457754211
Data source: Alta 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 Alta

As winter recedes, April in Alta, Sweden heralds a remarkable transition into the sun-drenched months ahead. The sunshine hours leap to an impressive 366 hours, marking a vibrant uptick from the previous months. This surge reflects the awakening of nature, as days lengthen and spring flourishes. Following this trend, May and June continue to shine even brighter, with an astonishing 454 and 477 hours respectively, offering residents and visitors alike the perfect backdrop for outdoor adventures. This pattern showcases a steady climb in daylight that peaks in the summer, gradually tapering off in the autumn months. The shift from the stark, brief daylight of January's 71 hours to the radiant abundance of late spring is a celebration of light, as Alta embraces the warmth of the season.

Monthly Sunshine Duration in Alta: April Highlighted

The April sunshine duration represents the total number of hours Alta 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.
JanFebMarAprMayJunJulAugSepOctNovDec71h171h261h366h454h477h488h419h312h219h138h78h
Data source: Alta April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Alta During April

As April arrives in Alta, Sweden, the promise of sunnier days becomes increasingly tangible, with the likelihood of sunshine soaring to 49%—a significant jump from the preceding months. This notable increase from 34% in March highlights the transition into spring, as nature awakens and days grow longer. Although the sunniest months are still to come, with peak sunshine hitting 57% in July, April marks a pivotal shift, setting the stage for more vibrant days ahead. With each passing month, the trend clearly indicates a growing appetite for sunshine, making April a delightful preview of the warmth and brightness that summer will bring.

Percentage of Sunny Days in April in Alta

The chart illustrates the percentage of sunny days in Alta 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 Alta experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec12%30%34%49%31%55%57%38%27%30%29%30%
Data source: Alta April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Alta in April

As April arrives in Alta, Sweden, the days grow significantly longer, with daylight extending to 14 hours. This marks a notable increase from 11 hours in March, reflecting the transition into the vibrant spring season. The trend of increasing daylight continues, setting the stage for May's impressive 17 hours of sunlight, and peaking in June with 18 hours. This gradual lengthening of days not only brings a refreshing change after the long, dark winter months but also invigorates the natural landscape, encouraging a burst of life and activity. As the year progresses, daylight hours will steadily diminish again, but for now, April shines brightly, ushering in the promise of warmer days ahead.

Average Daylight Hours in Alta for April

The chart illustrates the variation in daylight duration in Alta throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec6h 59m9h 14m11h 52m14h 33m17h 1m18h 26m17h 40m15h 23m12h 46m10h 7m7h 38m6h 13m
Data source: Alta daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Alta

In Alta, Sweden, the month of April ushers in a gentle breeze, with an average wind speed of 4.9 m/s (11 mph), slightly lower than the preceding months of January through March. This decline marks a subtle transition as the harsh grips of winter begin to loosen, while still holding onto a whisper of chill. The winds, while less formidable than in January's peak of 5.2 m/s, continue to provide a refreshing presence, hinting at the vibrant changes that May will bring with its further decrease to 4.0 m/s (9 mph). As we look towards the summer months, April's winds set the stage for the milder breezes of late spring and early summer, encapsulating a perfect blend of springtime renewal and cool Nordic charm.

Average April Wind Speed in Alta

The chart displays monthly wind speed patterns in Alta, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.25.15.14.9 m/s4.03.53.94.54.85.85.35.3
Data source: Alta April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Alta Compares to Other Months

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

In January, temperatures remain significantly colder, with a minimum of -15°C (6°F) and an average around 0°C (33°F), compared to April's milder minimum of -5°C (24°F) and an average of 5°C (40°F). Precipitation is more frequent in January, occurring on about 10 days and totaling 43 mm (1.7 in), while April sees less rainfall, with 25 mm (1.0 in) spread over 7 days. Additionally, humidity levels are higher in January at 90%, compared to 85% in April, creating a colder and more persistent chill in the air. For more detailed insights into January weather, check out Alta weather in January.

April generally exhibits milder weather compared to February. While April's temperatures range from a chilly -5°C (24°F) to a more pleasant max of 17°C (62°F), February remains much colder, with temperatures dipping as low as -12°C (11°F) and only reaching highs of 9°C (48°F). Additionally, April sees less precipitation, totaling 25 mm (1.0 in) over 7 days, compared to February's 38 mm (1.5 in) across 9 days. The humidity in both months is relatively high, with April at 85% and February slightly higher at 88%. For a more detailed comparison of February weather, visit Alta weather in February.

As spring approaches, the weather in April shows a notable improvement compared to March. April experiences milder temperatures, with an average of 5°C (40°F) and a maximum of 17°C (62°F), making it a more pleasant month overall. In contrast, March is colder, with average temperatures around 2°C (35°F) and a maximum of just 14°C (57°F). Additionally, April has less precipitation at 25 mm (1.0 in) over 7 days, compared to March’s 44 mm (1.7 in) over 9 days. While both months have relatively high humidity, April's 85% feels a bit more bearable compared to March's 89%. For more details on the weather during this transition period, you can refer to Alta weather in March.

April and May present a distinct transition in weather patterns. In April, temperatures range from a chilly -5°C (24°F) to a mild maximum of 17°C (62°F), with an average temperature of 5°C (40°F). The month is characterized by relatively high humidity at 85% and experiences about 25 mm (1.0 in) of precipitation over 7 days. In contrast, May shows a noticeable warming trend, with temperatures varying from a minimum of -2°C (29°F) to a comfortable maximum of 21°C (69°F), reaching an average of 9°C (49°F). However, May also brings increased precipitation, totaling 50 mm (2.0 in) over 9 days, while humidity drops to 77%. For more details on the weather in this month, you can refer to Alta weather in May.

April weather is characterized by a chillier atmosphere, with temperatures ranging from a minimum of -5°C (24°F) to a maximum of 17°C (62°F), and an average temperature of 5°C (40°F). The month experiences 25 mm (1.0 in) of precipitation over seven days and is marked by high humidity levels of 85%. In contrast, June brings a noticeable warming trend, with minimum temperatures of 7°C (44°F) and maximums reaching 23°C (75°F), resulting in an average of 15°C (60°F). Although June has a higher total precipitation of 44 mm (1.7 in), it still maintains a lower humidity level of 76%. For more details on June weather, check out Alta weather in June.

April and July present contrasting weather conditions. In April, temperatures range from a chilly minimum of -5°C (24°F) to an average of 5°C (40°F), reaching a maximum of 17°C (62°F). The month sees approximately 25 mm (1.0 in) of precipitation over 7 days, accompanied by high humidity levels of 85%. In contrast, July brings warmer temperatures, with minimums around 9°C (48°F), an average of 17°C (64°F), and maximums reaching 26°C (80°F). July experiences increased precipitation, totaling 55 mm (2.1 in) over 9 days, but humidity is lower at 74%. This shift in weather marks a transition from spring chill to summer warmth. For more details, visit Alta weather in July.

April and August present contrasting weather patterns. In April, temperatures range from a chilly -5°C (24°F) at night to a mild 17°C (62°F) during the day, resulting in an average of 5°C (40°F). This month experiences relatively low precipitation of 25 mm (1.0 in) over about 7 days, though the humidity remains high at 85%, giving the air a damp feel. In contrast, August boasts significantly warmer temperatures, with a minimum of 8°C (47°F) and a maximum of 27°C (81°F), leading to an average of 17°C (63°F). However, this month sees increased rainfall at 68 mm (2.7 in) over 12 days, alongside slightly lower humidity at 77%. For more detailed insights, you can check Alta weather in August.

April and September present distinct weather patterns, reflecting the transition from winter to autumn. In April, temperatures range from a brisk minimum of -5°C (24°F) to a pleasant maximum of 17°C (62°F), with an average temperature of 5°C (40°F). The month sees about 25 mm (1.0 in) of precipitation over 7 days, accompanied by a high humidity of 85%. In contrast, September experiences milder temperatures, ranging from a minimum of 3°C (38°F) to a warmer maximum of 22°C (72°F), with an average of 13°C (56°F). This month also sees increased precipitation at 52 mm (2.0 in) over 10 days, while humidity remains steady at 85%. For more detailed insights into September weather, you can visit Alta weather in September.

April and October present contrasting weather patterns, each with its own unique character. In April, temperatures range from a chilly -5°C (24°F) to a mild max of 17°C (62°F), with an average of around 5°C (40°F). The month experiences about 25 mm (1.0 in) of precipitation over roughly 7 days, and the humidity sits high at 85%. In comparison, October features slightly warmer temperatures, with a minimum of 0°C (32°F) and a maximum of 16°C (60°F), averaging around 9°C (48°F). However, it is a wetter month, with 76 mm (3.0 in) of rainfall spread across approximately 13 days and a slightly higher humidity of 89%. For a deeper look into the specifics, you can visit Alta weather in October.

April and November both present cool temperatures, but they differ significantly in precipitation and overall conditions. In April, temperatures range from a minimum of -5°C (24°F) to a maximum of 17°C (62°F), with an average of 5°C (40°F), accompanied by relatively light precipitation of 25 mm (1.0 in) over about 7 days. The humidity level is notably high at 85%. In contrast, November tends to be colder with temperatures ranging from -7°C (20°F) to 14°C (57°F), and an average temperature of 5°C (41°F). The month sees increased precipitation at 50 mm (2.0 in) over approximately 11 days, combined with even higher humidity at 90%. These differences highlight April as a transitional month toward spring, while November represents the onset of winter. For more details on November weather, check out Alta weather in November.

April and December present notably different weather conditions. In April, temperatures range from a minimum of -5°C (24°F) to a pleasant maximum of 17°C (62°F), with an average temperature of 5°C (40°F). The month sees about 25 mm (1.0 in) of precipitation spread over 7 days, coupled with a humidity level of 85%. In contrast, December experiences colder temperatures, with a minimum of -10°C (14°F), an average of 2°C (35°F), and a maximum of 8°C (47°F). Precipitation is also much higher in December, totaling 70 mm (2.8 in) over 15 days, and humidity slightly increases to 87%. For a more comprehensive overview of December weather in Alta, you can visit Alta weather in December.

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Conclusion: What to Expect From April Weather in Alta

As winter transitions into spring, April in Alta presents a unique tapestry of weather. The temperatures begin to rise, offering a glimpse of warmth with an average that is noticeably higher than the chill of preceding months. While the maximums push towards a mild 17°C, the lingering bite of winter is still felt with lows dipping close to freezing. The month also welcomes a shift in precipitation patterns, with about 25 mm of rain spread across 7 days, alongside high humidity levels that contribute to a damp atmosphere. Compared to the more frosty months of winter, April heralds a time of renewal and the first signs of life returning to the landscape. For a deeper exploration of how these trends fit within the broader climate patterns, visit Alta Climate.