Last updated: August 27, 2025
In May, Horten, Norway experiences a dynamic weather spectrum, with temperatures reaching a maximum of 31°C (88°F), showcasing the warmth of early summer. The average temperature hovers around 12°C (53°F), while it can dip to a chilly minimum of -1°C (31°F) at night. Precipitation is notable, with a total of 77 mm (3.0 in) over 11 days, contributing to the region's lush scenery. Humidity levels remain relatively high at 73%, adding to the rich, atmospheric character of this picturesque coastal town as it transitions into summer.
In Horten, Norway, May marks a delightful transition into warmer weather, with temperatures experiencing a significant upswing. The month starts with a minimum of around -1°C (31°F), but quickly warms up, averaging 12°C (53°F) and reaching a comfortable max of 31°C (88°F). This notable increase in temperature not only signifies the arrival of spring but also showcases a striking contrast to the chilling depths of winter, where January and February see lows plummet to -18°C (0°F). As the days lengthen and the sun's warmth begins to take hold, May becomes a perfect time for outdoor activities, immersing residents and visitors in the burgeoning natural beauty of the region. With such inviting conditions, Horten sets the stage for a vibrant culmination of spring, paving the way for the summer heat that follows.
May in Horten, Norway showcases a notable uptick in precipitation, recording 77 mm (3.0 in) over approximately 11 days. This increase follows a relatively dry April, which saw only 35 mm (1.4 in), signaling a shift as the region transitions fully into spring. The trend continues into the warmer months, with a significant rise in precipitation as June approaches, reflecting the typical climatic patterns of the area. This pattern suggests that May acts as a bridge to the wetter summer months, preparing the lush Scandinavian landscapes for the vibrant growth that follows.
In Horten, Norway, May marks a notable shift in humidity, culminating in an average of 73%, a significant drop from the 94% humidity experienced in January. As the spring unfolds, humidity levels steadily decline, giving way to the milder climate of late spring and early summer. This trend continues into June, where humidity levels dip slightly further to 71%. However, as summer progresses, humidity begins to rebound, reaching 77% by August. Thus, May stands as a transitional month, offering a pleasant respite before the humidity peaks later in the season, allowing residents and visitors to enjoy the fresh, crisp air while welcoming the warmth of approaching summer days.
In May, Horten, Norway experiences a moderate UV Index of 5, which indicates a growing intensity of sun exposure as the days lengthen and warm up. Previously, the UV Index has steadily risen from low levels of 1 and 2 in January and February to a more pronounced moderate range in March and April. The burn time now drops to 30 minutes, emphasizing the need for caution, particularly for those spending extended periods outdoors. As summer approaches, it’s essential to stay vigilant, as the UV Index will climb higher in the coming months. For detailed insights into UV levels throughout the year, visit the Horten UV Index.
UV Risk Categories
In Horten, Norway, May shines as a crowning jewel of sunlight, boasting 418 hours of bright, cheerful days. This delightful month comes as a spectacular crescendo following a steady ascent in sunlit hours, starting from a modest 93 hours in January. As winter retreats, February and March infuse a greater warmth with their increasing sunlight, while April ushers in those invigorating rays, preparing residents for the vibrant days of late spring. As daylight continues to flourish, May not only marks a peak in sunlight hours but also sets the tone for the dazzling summer months ahead, where June and July continue the trend with 454 and 471 hours, respectively. The gradual decline begins in August, yet the memories of May’s brilliance linger, wrapping Horten in a tapestry of luminosity as seasons shift.
In Horten, Norway, the likelihood of sunny weather in May takes a noticeable dip, presenting a 28% chance of sunshine. This marks a decline from the more promising 57% observed in April, suggesting that as spring transitions into early summer, wetter conditions may prevail. Interestingly, while the chances of sunshine pick up in the following months of June and July, with probabilities of 39% and 44% respectively, May stands out with its lower odds. This trend highlights the unpredictable nature of early summer weather in Horten, where the promise of spring blooms may occasionally be overshadowed by overcast skies.
As spring unfolds in Horten, Norway, the transition into May brings a remarkable increase in daylight duration, reaching an impressive 17 hours. This is a significant leap from the 14 hours of daylight experienced in April, marking a joyful embrace of longer days and the vibrant colors of nature awakening after winter. The trend continues through June, where daylight peaks at an astonishing 18 hours. However, as summer wanes into August, daylight begins to gradually recede, dropping to 15 hours. This rhythmic ebb and flow of sunlight not only highlights the beauty of the changing seasons but also sets the stage for the cozy embrace of autumn as the daylight hours slowly taper off in the following months.
In Horten, Norway, the winds of May usher in a gentle breeze, with an average wind speed of 2.7 m/s (6 mph). As spring transitions towards summer, this slight decrease in wind speed from April’s 3.2 m/s reflects a calming shift in the atmosphere. The trend of diminishing winds continues into June and July, where average speeds dip to 2.6 m/s and 2.4 m/s respectively, hinting at the tranquil summer months ahead. However, it's noteworthy that the average speeds fluctuate, suggesting that while May may feel serene, a notable increase occurs in the fall, peaking at 3.7 m/s in October. This seasonal rhythm showcases Horten's unique wind patterns, offering a blend of peaceful spring days and brisk autumn breezes.
Weather in Horten varies notably across the year, with each month offering distinct climate conditions. This page compares May’s weather to other months in Horten, focusing on differences in temperature, rainfall, humidity, and UV levels.
May and January present starkly contrasting weather conditions. In May, temperatures can range from a chilly min of -1°C (31°F) to a warm max of 31°C (88°F), with an average temperature of 12°C (53°F). This month sees about 77 mm (3.0 in) of precipitation over 11 days, accompanied by a relative humidity of 73%. In contrast, January experiences much colder conditions, with temperatures ranging from a minimum of -17°C (2°F) to a maximum of 11°C (52°F) and an average of -1°C (31°F). Precipitation is lower at 63 mm (2.5 in) over 9 days, though humidity is notably higher at 94%. For more detailed weather insights in January, you can check Horten weather in January.
May and February present stark contrasts in weather. In May, temperatures rise significantly, with a minimum of -1°C (31°F), averaging 12°C (53°F), and peaking at 31°C (88°F). The month brings about 77 mm (3.0 in) of precipitation over 11 days, and the humidity is relatively moderate at 73%. In contrast, February is much colder, with temperatures ranging from a minimum of -18°C (0°F) to a maximum of 11°C (52°F), averaging -1°C (31°F). Precipitation is slightly lower at 69 mm (2.7 in) over the same number of days, but the humidity is higher at 92%. This comparison highlights the transition from winter's chill to the warmth of late spring. For more specifics on February weather, visit Horten weather in February.
The weather in March is significantly colder than in May, with March temperatures ranging from a minimum of -14°C (7°F) to a maximum of 19°C (66°F), and an average temperature of just 2°C (36°F). In contrast, May sees much milder conditions, with temperatures ranging from a low of -1°C (31°F) to a high of 31°C (88°F) and an average of 12°C (53°F). While both months experience some precipitation, March receives slightly less at 69 mm (2.7 in) over 9 days compared to May's 77 mm (3.0 in) over 11 days. Furthermore, the humidity is notably higher in March at 89%, compared to 73% in May, contributing to a distinctly different feel throughout these months. For more insights into March weather, you can visit Horten weather in March.
In comparing the weather between April and May, it's clear that May offers a more varied and warmer climate. While April starts with a colder minimum temperature of -8°C (17°F) and an average of 6°C (44°F), May experiences a rise in temperatures, with a minimum of -1°C (31°F) and an average of 12°C (53°F). Additionally, May sees a significant increase in maximum temperatures, reaching up to 31°C (88°F), compared to April's maximum of 23°C (74°F).
Precipitation also varies, with May experiencing 77 mm (3.0 in) of rain over 11 days, in contrast to April's 35 mm (1.4 in) over just 6 days. However, April has a slightly higher humidity level at 82% compared to May's 73%. For more detailed observations about the weather in April, you can visit Horten weather in April.
May and June exhibit a notable transition in weather patterns. May sees a broader temperature range, with minimums dropping to -1°C (31°F) while averaging around 12°C (53°F) and peaking at 31°C (88°F). In comparison, June offers warmer minimums at 5°C (41°F) and a higher average temperature of 17°C (63°F), though both months share a maximum of 31°C (88°F). Precipitation slightly increases from May to June, with May experiencing 77 mm (3.0 in) over 11 days and June having 84 mm (3.3 in) across 12 days. Humidity remains fairly consistent, slightly decreasing from 73% in May to 71% in June. For a more detailed look at June's weather, visit Horten weather in June.
May and July exhibit notable differences in weather patterns. In May, temperatures range from a chilly minimum of -1°C (31°F) to a warm maximum of 31°C (88°F), with an average of 12°C (53°F). The month sees a total precipitation of 77 mm (3.0 in) over 11 days, coupled with a humidity level of 73%. In contrast, July brings milder mornings with minimum temperatures of 8°C (47°F) and averages reaching 18°C (65°F), peaking at 33°C (92°F). While July experiences slightly more precipitation at 91 mm (3.6 in) over the same number of rainy days, the humidity remains similar at 72%. For a detailed look at July weather specifics, visit Horten weather in July.
May and August present notable differences in weather patterns. In May, temperatures can range from a chilly -1°C (31°F) to a warm 31°C (88°F), with an average temperature of 12°C (53°F). This month experiences around 77 mm (3.0 in) of precipitation over 11 days, and humidity levels hover around 73%. In contrast, August generally offers milder temperatures, with a minimum of 6°C (43°F), an average of 17°C (62°F), and a maximum of 29°C (84°F). Precipitation in August is slightly higher, at 81 mm (3.2 in), spread across 12 days, and humidity rises to 77%. For more detailed information, check Horten weather in August.
In comparing the weather between May and September, May tends to have a broader temperature range, with minimums dropping to -1°C (31°F) and maximums reaching up to 31°C (88°F). In contrast, September features milder conditions with temperatures ranging from 1°C (33°F) to a maximum of 26°C (78°F). Precipitation is notably higher in September, totaling 111 mm (4.4 in) over 13 days compared to May's 77 mm (3.0 in) across 11 days. Additionally, September brings increased humidity, averaging 86% compared to May's 73%. For more detailed insights, you can check Horten weather in September.
May and October present distinctly different weather patterns. In May, temperatures range from a chilly minimum of -1°C (31°F) to a warm maximum of 31°C (88°F), with an average of 12°C (53°F). The month sees a moderate amount of rainfall, totaling 77 mm (3.0 in) over about 11 days, with humidity sitting at 73%. In contrast, October experiences cooler temperatures, with lows dipping to -3°C (27°F) and highs reaching only up to 18°C (64°F), averaging around 8°C (47°F). This month is also wetter, with precipitation totaling 127 mm (5.0 in) across approximately 14 days and higher humidity levels at 92%. For a detailed look at the conditions, you can check Horten weather in October.
May and November present contrasting weather conditions. May enjoys a broader temperature range, with minimums around -1°C (31°F) and maximums reaching up to 31°C (88°F), averaging a comfortable 12°C (53°F). The month sees approximately 77 mm (3.0 in) of precipitation over 11 days, along with a relatively moderate humidity level of 73%. In contrast, November is much colder, with temperatures ranging from a frigid -9°C (16°F) to a maximum of 15°C (60°F), averaging only 3°C (38°F). This month experiences higher precipitation levels, with about 105 mm (4.1 in) over 13 days, and significantly increased humidity at 93%. For more detailed weather information in November, visit Horten weather in November.
May and December offer starkly contrasting weather conditions. In May, temperatures range from a chilly minimum of -1°C (31°F) to a warm maximum of 31°C (88°F), with an average of 12°C (53°F). The month sees 77 mm (3.0 in) of precipitation over about 11 days, accompanied by a humidity level of 73%. Conversely, December is much colder, with temperatures dipping to a minimum of -13°C (9°F) and rising only to a maximum of 9°C (48°F), averaging around 0°C (32°F). This month experiences higher precipitation of 108 mm (4.3 in) across 16 days, coupled with increased humidity at 93%. For further details on December conditions, you can check Horten weather in December.
May in Horten signifies a significant transition in weather as temperatures begin to rise, offering a delightful contrast to the chill of earlier months. With maximum temperatures peaking at 31°C (88°F), this month stands out for its warmth and inviting days, making it an ideal time for outdoor activities. While average temperatures hover around a comfortable 12°C (53°F), the cool nights remind us of spring's lingering presence. The moderate humidity at 73% combined with 77 mm of precipitation spread over 11 days ensures that the landscape remains vibrant and lush, setting May apart from the typically drier and colder preceding months. Overall, May is a month where nature awakens in vibrant color and activity, inviting both residents and visitors to embrace the beauty of Horten. For further details on the region's climate throughout the year, explore Horten Climate.