Arendal weather and climate in 2025
Day
19 °C
Night
13 °C
Sea
17 °C
Precipitation
103 mm
in month
Rainy days
12 days
in month
Daylight
15 hours
average
Sunshine
7 hours
average
Humidity
79 %
Day
19 °C
Night
13 °C
Sea
17 °C
Precipitation
103 mm
in month
Rainy days
12 days
in month
Daylight
15 hours
average
Sunshine
7 hours
average
Humidity
79 %
Overview: Arendal
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Weather overview for Arendal
Weather overview
Exploring the weather in Arendal, Norway unveils the beauty of four distinct seasons shaped by the Norwegian climate. Winter presents a chilly setting with dips below freezing and a touch of snowfall. As spring emerges, temperatures gently rise, washing away winter's touch and hinting at the summer bloom to come. Summer brings warmer days averaging around 20 °C (68 °F), perfect for basking in the surprisingly ample sunlight. Autumn transitions the warmth back to the crisp coolness, setting the stage for the next winter's arrival. Throughout the year, rainfall nurtures the rugged landscape, averaging from 52 mm (2.03 in) in April to 146 mm (5.75 in) in October, keeping Arendal's natural elegance perpetually refreshed.
January weather
January's brisk air in Arendal ushers in the new year with an average nightly chill of -3 °C (27 °F) and daytime temperatures lightly thawing to 2 °C (35 °F). The crisp atmosphere is occasionally softened by rain with an average of 101 mm (3.98 in), wrapping the town in a silent, wintry embrace.
February weather
As February's chill persists, Arendal sees an uptick in daylight with 2 hours of sun. Temperatures creep to an everyday peak of 2 °C (35 °F) while nighttime remains cold at -3 °C (27 °F). February can still be wet with about 11 of precipitation.
March weather
The whispering promise of spring in March elevates Arendal's temperatures, reaching a more comfortable daytime high of 5 °C (40 °F). The weather gradually shakes off winter's frost, with the night still cool at 0 °C (31 °F) and sunshine stretching to 3 hours.
April weather
April's brighter skies in Arendal offer an average of 5 hours of sunlight, assisting daytime temperatures to climb to 9 °C (48 °F). Night temperatures continue their retreat from the depths of winter, reaching an average minimum of 3 °C (38 °F).
May weather
May in Arendal is characterized by the bloom of spring and the nearing allure of summer, with an increased average high of 14 °C (58 °F). The sun generously graces the sky for 7 hours, while gentle rains mark 10 of the month.
June weather
As Arendal steps into June, the warmth is more pronounced with an average temperature peak of 18 °C (64 °F) during the day. Arendal's skies are at their sunniest, basking the town in 8 hours of light, although 10 still carry the possibility of rain.
July weather
July in Arendal boasts the year's highest averages, with daytime temperatures reaching a comfortable 20 °C (68 °F). The sun showcases its glory for 8 hours, while rain can play a part on 10 of the month.
August weather
Arendal's August weather gently hints at the coming of autumn with daytime highs averaging 19 °C (67 °F) and night temperatures of 13 °C (56 °F). The rhythm of the sun begins to slow, now sharing 7 hours of light, as rainy days tally up to 12.
September weather
September welcomes an early fall breeze into Arendal, with daytime highs cooling to 15 °C (59 °F). The sunlight becomes more precious at 4 hours, while rain hints at the season change on nearly 12.
October weather
October in Arendal is distinctly autumnal with a notable dip in temperature, showcasing highs of around 10 °C (51 °F). Shorter days offer only 3 hours of sunlight, and the frequent rains with 15 remind us that winter is near.
November weather
November's fading light in Arendal brings shorter days of only 2 hours of sun, while the day's warmth offers a humble 6 °C (42 °F). The likelihood of precipitation increases with the approaching winter, marking 15 as wet.
December weather
Arendal's December marks the advent of winter once more with the daytime warmth descending to an average of 2 °C (35 °F). The sun becomes a shy visitor, contributing barely 1 hour, while the rain continues on 14 heralding the yuletide season.
FAQs
How often does it rain in Arendal during January, and how should I dress?
Rain in Arendal occurs on about 14 in January, requiring warm and waterproof clothing to stay comfortable amidst the likelihood of both wet and cold conditions.
Does February in Arendal offer reprieve from the cold?
February still grips Arendal with winter's embrace, providing little relief as the average high only slightly rises to 2 °C (35 °F), with prevalent cold nights necessitating warm layers.
Does spring bring significant warmth to Arendal in March?
March in Arendal signals the beginning of milder days with the temperature occasionally rising to 5 °C (40 °F), but the cool nights remind us that spring is still timidly knocking at the door.
How rainy is Arendal in April and can I leave my umbrella at home?
April still presents a rainy backdrop with an average of 9 of wet weather, so having an umbrella on hand would be a prudent decision for any unexpected showers.
Can I expect many sunny days in Arendal during May?
Certainly, May offers extended sunny intervals with about 7 hours daily, perfectly timed with the greening landscape, affording plenty of opportunities to enjoy the outdoors.
Is June typically the start of warm weather in Arendal?
Yes, June ushers in the warmth with open arms, offering pleasant average daytime temperatures of 18 °C (64 °F) that invite locals and visitors to revel in outdoor activities.
What are the typical daytime and night temperatures in Arendal in July?
July promises the warmest days of the year in Arendal with temperatures often hitting 20 °C (68 °F), and the nights are mild with an average low of 13 °C (56 °F), perfect for long summer evenings.
Is August still suitable for outdoor activities in Arendal?
Absolutely, August remains enticing for outdoor enthusiasts with generous warmth and ample daylight, making it an ideal time to explore Arendal's natural splendor.
How does September in Arendal transition from summer to fall?
Summer's linger in Arendal begins to fade as September introduces a cooler atmosphere, with reduced sun hours signaling the transition towards autumn's crisp scenery.
With October's rainy days, what's the best way to enjoy Arendal?
Despite October's 15 of rain, Arendal still holds charm in cozy indoor activities and river-front strolls, so waterproof attire remains a trusty companion.
How does Arendal's weather turn in November?
Arendal in November is notably cooler and damper as daylight shrinks and temperatures drop, making comforting indoor activities an attractive option.
What are December days like in Arendal, and how should I prepare?
December days in Arendal are short and dim with a piercing cold that craves warm clothing and perhaps a moment by the fire after braving the outside.
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