April Weather in Horten, Norway

Last updated: August 27, 2025

April in Horten, Norway, showcases a dynamic range of weather, with temperatures fluctuating from a comfortable maximum of 23°C (74°F) to a crisp minimum of -8°C (17°F). The month averages a cool 6°C (44°F), indicating the transition from winter chill to spring warmth. Despite the mild temperatures, residents and visitors can expect approximately 35 mm (1.4 in) of precipitation spread over six days, contributing to a humidity level of 82% that adds to the refreshing spring ambiance. This blend of conditions highlights April as a month of awakening, filled with both bright sunny days and refreshing showers.

April Temperature in Horten

In April, Horten, Norway, begins to shed its winter chill, offering a refreshing transition into spring. The temperatures rise noticeably, with minimums averaging around -8°C (17°F), while the average climbs to a comfortable 6°C (44°F), peaking at 23°C (74°F) on warmer days. This month marks a distinct shift from the frosty depths of winter, where temperatures hovered around freezing just a month prior. As snow gives way to budding flora, April presents a harmonious blend of cool mornings and mild afternoons, encouraging residents and visitors alike to enjoy the great outdoors as nature awakens after the long winter months.

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

The chart illustrates April temperature patterns in Horten, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Horten, 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).
JanFebMarAprMayJunJulAugSepOctNovDec313036445362656255463831
Data source: Temperature data for Horten 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 Horten

In April, Horten, Norway experiences a noticeable decline in precipitation, with only 35 mm (1.4 in) falling over just 6 days. This marks a significant reduction compared to the heavier rainfall of the preceding months, such as 69 mm in both January and February, along with March's consistent precipitation. The lighter showers of April signal the transition into spring, providing a refreshing break after the wetter winter months, while still laying the groundwork for May's increase to 77 mm. This shift highlights Horten's dynamic climate, where early spring tends to be milder and drier, encouraging the blossoming of nature as warmer weather approaches.

April Precipitation Trends in Horten

The chart displays monthly precipitation patterns in Horten, 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 Horten, April typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec6369693577849181111127105109
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Horten

As April unfolds in Horten, Norway, the average humidity drops to a comfortable 82%, signaling the start of a gradual transition towards drier months. This decline from the high levels seen in winter—where January and February both hover around 94% and 92%—indicates a shift towards a more temperate climate as spring takes hold. Following this trend, May further relishes in lower humidity at 73%, paving the way for the warm summer ahead. The notable decrease in moisture levels during April not only enhances outdoor activities but also sets the stage for the budding flora, making this month a refreshing prelude to the sunnier days of summer.

April Average Humidity in Horten

This chart illustrates the average monthly humidity levels in Horten, 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 Horten is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec94%92%89%82%73%71%72%77%86%92%93%93%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Horten

As the seasons change in Horten, Norway, the UV Index experiences a notable rise, particularly in April. After a gradual increase from a low of 1 in January to a moderate 3 in March, April sees the UV Index reach 4, indicating a moderate exposure level with a burn time of just 30 minutes. This trend not only highlights the growing intensity of sunlight but also serves as a reminder for residents and visitors to take necessary precautions when outdoors. By May, the UV levels climb to 5, emphasizing the importance of sun protection as summer approaches. For more detailed insights and updates, you can refer to the Horten UV Index.

Maximum UV Index Levels in Horten for April

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

April in Horten, Norway, marks a delightful transition into the beauty of spring with 371 hours of glorious sunshine, a significant increase from the 289 hours recorded in March. This rise in daylight not only brightens the days but also signals the approach of warmer months, as May follows with 418 hours of sunshine. The trend is clear: the days grow longer and sunnier, inviting residents and visitors alike to bask in the vibrant Norwegian spring. As April ushers in this warmth, it sets the stage for the sunny splendor of summer, creating a perfect backdrop for outdoor adventures and blossoming nature. Enjoying the gradual surge in sunlight, locals embrace the invigorating atmosphere, reveling in the joy brought by longer days and clear skies.

Monthly Sunshine Duration in Horten: April Highlighted

The April sunshine duration represents the total number of hours Horten 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.
JanFebMarAprMayJunJulAugSepOctNovDec93h180h289h371h418h454h471h402h281h225h132h100h
Data source: Horten April Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Horten During April

As spring unfolds in Horten, Norway, the likelihood of enjoying sunny weather experiences a notable increase in April. With a 57% chance of sun, this month marks a significant rise from the preceding months, where sunshine was less reliable—with January, February, and March hovering around the 35% to 44% range. This trend suggests that April not only brings warmer temperatures but also brighter days, making it an ideal time for outdoor activities. In contrast, the likelihood of sunshine takes a dip in the following months, particularly in May at 28%, hinting that April is a precious window of opportunity for sun-seekers in this picturesque Norwegian town.

Percentage of Sunny Days in April in Horten

The chart illustrates the percentage of sunny days in Horten 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 Horten experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec35%43%44%57%28%39%44%38%26%31%23%29%
Data source: Horten April chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Horten in April

In April, Horten, Norway, basks in approximately 14 hours of daylight, marking a noticeable leap from the 11 hours experienced in March. This significant increase heralds the full embrace of spring, as days grow longer and sunlight becomes more abundant. As the months progress towards June, the daylight duration peaks at 18 hours, creating vibrant evenings that linger with light. The gradual ascent of hours from February's 9 hours to April's longer stretches highlights the dynamic transition from the bleak midwinter to the lively brightness of summer, setting a beautiful backdrop for outdoor activities and exploration. As summer approaches, the daylight gradually begins to recede, reminding residents of the cyclical nature of time and the enchanting rhythm of the seasons.

Average Daylight Hours in Horten for April

The chart illustrates the variation in daylight duration in Horten throughout the year, with April highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec6h 57m9h 13m11h 52m14h 33m17h 3m18h 28m17h 42m15h 24m12h 46m10h 6m7h 36m6h 11m
Data source: Horten daylight hours, calculated by summing the hours between sunrise and sunset for each day.

April Winds in Horten

As April arrives in Horten, Norway, the winds pick up slightly, boasting an average speed of 3.2 m/s (7 mph). This gentle increase from March's 2.9 m/s hints at the transition into spring, where the promise of warmer days begins to unfold. Interestingly, April's winds mark a peak for this time of year, outpacing the calmer breezes of May and June, which dip to 2.7 m/s and 2.6 m/s respectively. This trend reflects a seasonal rhythm in Horten, where the winds tend to mellow as summer approaches, often resulting in a more serene atmosphere. As the year progresses, October emerges as another windy month, suggesting that while spring holds a moderate breeze, the autumnal winds wield a stronger presence, invigorating the landscape once again.

Average April Wind Speed in Horten

The chart displays monthly wind speed patterns in Horten, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.03.02.93.2 m/s2.72.62.42.82.73.73.02.7
Data source: Horten April wind data, generated using information from the Copernicus Climate Change Service.

How April Weather in Horten Compares to Other Months

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

April's weather presents a marked improvement over January's colder temperatures. While January experiences a chilling minimum of -17°C (2°F) and an average temperature of -1°C (31°F), April's milder climate offers a minimum of -8°C (17°F) and an average of 6°C (44°F). Additionally, April's maximum temperature can reach a pleasant 23°C (74°F), in stark contrast to January's max of only 11°C (52°F). In terms of precipitation, April receives less rain at 35 mm (1.4 in) over 6 days compared to January's 63 mm (2.5 in) over 9 days, although humidity remains relatively high, with April at 82% and January at 94%. For more details, you can check out Horten weather in January.

The weather in April shows a notable improvement compared to February, with average temperatures rising from February’s chilly -1°C (31°F) to a more comfortable 6°C (44°F). April's maximum reach of 23°C (74°F) contrasts sharply with February’s peak of only 11°C (52°F). Additionally, precipitation decreases significantly, from February's 69 mm (2.7 in) over 11 days to just 35 mm (1.4 in) across 6 days in April. Despite April's lower humidity at 82%, it remains notably more pleasant than February's high humidity level of 92%. For a more detailed look at February's weather, check out Horten weather in February.

April's weather shows a notable warming trend compared to March, with average temperatures rising from 2°C (36°F) in March to 6°C (44°F) in April. The minimum temperatures also reflect this change, increasing from -14°C (7°F) in March to -8°C (17°F) in April. While April experiences slightly less precipitation, with 35 mm (1.4 in) over 6 days, March was wetter, recording 69 mm (2.7 in) across 9 days. Additionally, humidity levels are somewhat lower in April at 82% compared to 89% in March, suggesting that April brings a milder and drier climate overall. For more detailed information about March weather, you can visit Horten weather in March.

April and May present a notable transition in weather patterns. In April, temperatures range from a chilly minimum of -8°C (17°F) to a pleasant maximum of 23°C (74°F), with an average of 6°C (44°F). The month sees a moderate level of precipitation at 35 mm (1.4 in) over approximately 6 days, accompanied by relatively high humidity at 82%. In contrast, May experiences milder conditions, with the minimum temperature rising to -1°C (31°F) and the average increasing to 12°C (53°F). The maximum temperature can reach a warm 31°C (88°F). However, May also sees increased rainfall, accumulating 77 mm (3.0 in) over 11 days, while humidity decreases to 73%. For a more detailed look at the weather during this month, check out Horten weather in May.

April and June present contrasting weather experiences. In April, temperatures range from a chilly minimum of -8°C (17°F) to a pleasant maximum of 23°C (74°F), with an average of 6°C (44°F). The month sees a total precipitation of 35 mm (1.4 in) over about 6 days, and the humidity is quite high at 82%. In contrast, June offers warmer conditions with a minimum temperature of 5°C (41°F) and a maximum reaching 31°C (88°F), averaging around 17°C (63°F). However, it also experiences more rainfall, totaling 84 mm (3.3 in) over approximately 12 days, but with lower humidity at 71%. For more detailed insights, you can check Horten weather in June.

April and July exhibit striking differences in weather patterns. In April, temperatures range from a chilly minimum of -8°C (17°F) to a pleasant maximum of 23°C (74°F), averaging around 6°C (44°F). This month sees around 35 mm (1.4 in) of precipitation over approximately 6 days, accompanied by high humidity levels of 82%. In contrast, July brings much warmer conditions, with temperatures fluctuating between a minimum of 8°C (47°F) and a maximum of 33°C (92°F), averaging 18°C (65°F). July experiences increased precipitation of 91 mm (3.6 in) over around 11 days, but with a lower humidity of 72%. For more specific information about July weather patterns, visit Horten weather in July.

April and August present distinctly different weather patterns. In April, temperatures range from a chilly minimum of -8°C (17°F) to a comfortable maximum of 23°C (74°F), with an average of 6°C (44°F). The month sees a moderate level of precipitation, totaling 35 mm (1.4 in) over about 6 days, accompanied by relatively high humidity at 82%. In contrast, August boasts warmer temperatures, with a minimum of 6°C (43°F) and a maximum of 29°C (84°F), leading to an average of 17°C (62°F). However, it experiences more rainfall, amounting to 81 mm (3.2 in) over approximately 12 days, while humidity slightly decreases to 77%. For a detailed overview of the weather, you can check Horten weather in August.

April and September exhibit contrasting weather patterns as winter gives way to spring and summer transitions into autumn. In April, temperatures range from a chilly minimum of -8°C (17°F) to a pleasant maximum of 23°C (74°F), averaging around 6°C (44°F). Despite being initially cold, April experiences relatively low precipitation at 35 mm (1.4 in) over about 6 days, with humidity levels sitting at 82%.

In contrast, September offers a milder climate with minimum temperatures of 1°C (33°F) and a maximum of 26°C (78°F), resulting in an average of 13°C (56°F). However, it is significantly wetter, with precipitation reaching 111 mm (4.4 in) across approximately 13 days, and humidity slightly higher at 86%. For a detailed look at specific weather patterns, you can visit Horten weather in September.

April and October present distinct weather patterns, reflecting the transition between spring and autumn. In April, temperatures range from a chilly minimum of -8°C (17°F) to a pleasant maximum of 23°C (74°F), with an average of 6°C (44°F). The month sees relatively low precipitation of 35 mm (1.4 in) over about 6 days and a humidity level of 82%. Conversely, October is cooler, with temperatures fluctuating between -3°C (27°F) and a maximum of 18°C (64°F), and an average of 8°C (47°F). Rainfall is more frequent and substantial in October, totaling 127 mm (5.0 in) over 14 days, accompanied by higher humidity at 92%. For a detailed look at the weather conditions you'll encounter, check out Horten weather in October.

April and November present distinct contrasts in weather patterns. In April, temperatures range from a minimum of -8°C (17°F) to a maximum of 23°C (74°F), with an average of about 6°C (44°F). This month experiences lower precipitation at 35 mm (1.4 in) over just 6 days, accompanied by an 82% humidity level. In contrast, November sees chilly temperatures with a minimum of -9°C (16°F) and a ceiling of 15°C (60°F), averaging 3°C (38°F). Precipitation increases significantly in this month, averaging 105 mm (4.1 in) over 13 days, with a higher humidity of 93%. For a closer look at November weather specifics, visit Horten weather in November.

April and December offer distinctly different weather experiences. In April, temperatures range from a minimum of -8°C (17°F) to a comfortable maximum of 23°C (74°F), with an average of 6°C (44°F). The month sees around 35 mm (1.4 in) of precipitation over about 6 days, accompanied by a humidity level of 82%. Conversely, December is much colder, with temperatures dipping to a minimum of -13°C (9°F) and only reaching a maximum of 9°C (48°F), averaging 0°C (32°F). This month experiences significantly more precipitation at 108 mm (4.3 in) over 16 days and a higher humidity of 93%. For a more detailed look at December weather, visit Horten weather in December.

Compare Horten's Climate with Cities Worldwide

Conclusion: What to Expect From April Weather in Horten

As April unfolds in Horten, the weather emerges from winter's grip, showcasing a refreshing transition into spring. With warmer maximum temperatures nudging towards 23°C, the month invites both residents and visitors to embrace the outdoors. However, it’s not without its cool moments, as chilly nights can dip as low as -8°C. April also experiences a moderate level of precipitation, accumulating around 35 mm over six days, contributing to the vibrant rejuvenation of nature. The high humidity of 82% adds a cohesive freshness to the air, setting this month apart from the more stable summer conditions ahead. To explore more about the climate characteristics in Horten, visit Horten Climate.