Last updated: August 27, 2025
In Harstad, Norway during August, temperatures are generally mild, with a maximum reaching up to 27°C (81°F) and an average of 12°C (54°F), dipping to a comfortable minimum of 4°C (40°F). Visitors can expect a total precipitation of 127 mm (5.0 in) across approximately 20 days of the month, contributing to an overall humidity level of 84%. This blend of warm temperatures and frequent rain showers creates a unique and refreshing atmosphere, making August a noteworthy month for experiencing the natural beauty of this Norwegian gem.
In August, Harstad, Norway, experiences a delightful transition into late summer, showcasing temperatures that invite outdoor adventures. With minimums resting around 4°C (40°F) and averages hitting 12°C (54°F), the city enjoys pleasant warmth, ideal for exploring its stunning landscapes. The maximum temperatures can soar to a delightful 27°C (81°F), providing perfect conditions for enjoying the long, sunny days. As the summer's warmth begins to wane, August stands out as a month of balance and vibrancy, offering locals and visitors alike a chance to soak up the last remnants of summer before the crispness of autumn sets in.
August brings a notable increase in precipitation to Harstad, Norway, with an average of 127 mm (5.0 in) over 20 days. This marks a shift from the relatively drier summer months of June and July, where rainfall was lower at 117 mm (4.6 in) and 101 mm (4.0 in), respectively. The uptick in rainfall can be attributed to the transition towards autumn, as conditions become wetter and more unstable. Interestingly, August stands out not only for its increased precipitation but also for the number of rainy days, leading into September, which follows closely with 130 mm (5.1 in) of rainfall over 17 days. This pattern highlights a distinct trend in Harstad's climate, where late summer ushers in a more sustained period of precipitation, setting the stage for the wetter months ahead.
In August, Harstad experiences a humidity level of 84%, marking a slight increase from the lower levels of summer. After reaching 77% in May, the humidity gradually rose throughout the warmer months, peaking at 85% in March, then stabilizing around the low 80s during June and July. This consistent moisture in the air continues into the early fall, as September sees humidity climb back to 88%. The overall trend suggests that while summer brings relatively lower humidity, the transition into autumn reinstates the high humidity characteristic of the region. Harstad's climate effectively bridges the warmth of summer with the dampness of autumn, creating a unique atmospheric experience.
In August, Harstad experiences a moderate UV Index of 4, reflecting the culmination of summer sun exposure. As the days gradually shorten, the burn time remains at a steady 30 minutes, allowing for ample enjoyment of outdoor activities while still requiring some sun protection. This month marks a slight decrease from the peak UV levels of 5 seen in July, yet vigilance is still warranted as the sun's rays can be formidable. Observing trends throughout the year, Harstad's UV Index rises sharply from winter’s low levels in January and February to reach a summer peak from June to July, before descending as autumn approaches. For more detailed insights on UV levels, visit Harstad UV Index.
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In Harstad, Norway, August shines brightly with 383 hours of sunshine, marking a pleasant transition from the sun-drenched summer months. This peak in daylight follows the warmth of July, which boasts the highest total at 473 hours, highlighting the region's ability to bask in the summer glow. As August unfolds, the daylight begins to wane, paving the way for September's decrease to 290 hours and a gentle descent into the darker, chillier months. This progressive shift emphasizes a seasonal rhythm where the long days of summer gradually surrender to the fading light of autumn, showcasing nature's continuous cycle. As such, August serves as a beautiful reminder of summer’s lingering embrace before the frost sets in, making it a cherished month for both locals and visitors alike.
In Harstad, Norway, the likelihood of sunny weather takes a noticeable dip in August, with only a 16% chance of clear skies. This decline contrasts sharply with the brighter months of early summer, where July still holds a 22% chance of sunshine. Interestingly, while other months like January and December offer a more favorable 34% chance, August stands out as one of the cloudier periods of the year. As the scenic summer days wane and the approach of autumn looms, the trend suggests that while there may be fleeting sunny spells, residents and visitors alike should be prepared for a more overcast experience in Harstad this time of year.
In Harstad, Norway, August marks a significant transition in the daylight duration as summer slowly yields to autumn. With 17 hours of daylight, this month showcases a beautiful balance between the lingering brightness of summer and the upcoming shadows of fall. Following the midnight sun in June and July, where daylight reaches an incredible 24 hours, August experiences a noticeable reduction, yet still benefits from ample sunlight compared to the earlier winter months. The shift from the lush 21 hours of daylight in May serves as a reminder of the approaching season, with September further dipping to 13 hours. This gradual decline in daylight is part of a larger pattern that reflects the stunning seasonal changes that define life in the Arctic Circle.
In Harstad, Norway, the August wind offers a gentler caress than the gusty breath of the earlier summer months. As we transition from July's vibrant 3.1 m/s (7 mph) breezes, August settles into a more subdued rhythm, with average winds slowing to 2.5 m/s (6 mph). This slight dip is part of a broader pattern observed throughout the year, where wind speeds peak in late spring and summer before tapering off into the calmer autumn months. Interestingly, the winds remain relatively consistent, hovering around 2.6 to 3.2 m/s (6 to 7 mph) from January to July, while August marks the beginning of a more tranquil season. As the summer fades, the cooling gusts of early autumn—averaging around 2.7 m/s—begin to herald the arrival of colder days, showcasing the delicate interplay between seasons in this picturesque Norwegian locale.
Weather in Harstad varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Harstad, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January present strikingly contrasting weather conditions. In August, temperatures range from a mild 4°C (40°F) to a comfortable 27°C (81°F), averaging around 12°C (54°F). This month witnesses significant rainfall, with about 127 mm (5.0 in) of precipitation spread across 20 days and an average humidity of 84%. In contrast, January brings frigid temperatures that can plunge as low as -24°C (-11°F) and typically hover around -5°C (24°F), peaking at 8°C (46°F). Precipitation decreases to 98 mm (3.9 in) over 14 days, with humidity slightly higher at 89%. For more detailed insights, check out Harstad weather in January.
August and February present stark contrasts in weather conditions. In August, temperatures range from a cool 4°C (40°F) to a warm 27°C (81°F), with an average of 12°C (54°F), while February sees much colder temperatures, with a minimum of -20°C (-4°F) and a maximum of 7°C (45°F), averaging -5°C (22°F). Precipitation is fairly significant in both months, with August receiving 127 mm (5.0 in) over 20 days, while February has slightly less at 107 mm (4.2 in) across 14 days. Both months have high humidity levels, but February's average of 88% is higher than August's 84%. For a detailed look at February weather in Harstad, you can visit Harstad weather in February.
August and March present contrasting weather conditions. In August, temperatures range from a minimum of 4°C (40°F) to a maximum of 27°C (81°F), with an average of 12°C (54°F), and the month experiences considerable precipitation of 127 mm (5.0 in) over 20 days, accompanied by high humidity levels at 84%. In contrast, March is characterized by significantly colder temperatures, with a minimum of -21°C (-6°F) and a maximum of just 8°C (46°F), averaging -3°C (28°F). This month sees a slightly higher precipitation of 136 mm (5.4 in) spread across 19 days and humidity at 85%. The stark differences between these two months highlight the transition from summer warmth to the biting cold of late winter. For more details, you can refer to Harstad weather in March.
When comparing the weather in April and August, it’s clear that both months exhibit distinct characteristics. April experiences much colder temperatures, with averages around 1°C (34°F) and a maximum of 17°C (62°F), while August boasts a warmer range, with averages of 12°C (54°F) and highs reaching up to 27°C (81°F). Although April has slightly lower precipitation at 100 mm (3.9 in) over 18 days compared to August's 127 mm (5.0 in) across 20 days, the overall humidity levels remain relatively similar, with April at 83% and August at 84%. For those interested in a deeper dive into April's weather specifics, you can check out Harstad weather in April.
When comparing the weather in August and May, there's a noticeable difference in temperature and humidity. August tends to be warmer, with average temperatures ranging from a minimum of 4°C (40°F) to a maximum of 27°C (81°F), making it a more comfortable month for outdoor activities. In contrast, May experiences cooler conditions, with temperatures ranging from a low of -6°C (22°F) to a high of 22°C (71°F). Precipitation levels are also higher in August, with 127 mm (5.0 in) over 20 days, compared to May's 85 mm (3.4 in) across 15 days. Additionally, the humidity in August is higher at 84%, compared to May's 77%, adding to the overall discomfort during the summer month. For more detailed information, you can view Harstad weather in May.
When comparing the weather in June and August, August tends to be warmer and more humid. In August, temperatures range from a minimum of 4°C to a maximum of 27°C, with an average temperature of 12°C. In contrast, June exhibits slightly cooler temperatures, with a minimum of 1°C, a maximum of 23°C, and an average of 10°C. While both months experience significant precipitation, August sees a bit more rain, totaling 127 mm over 20 days compared to June's 117 mm over 17 days. The humidity in August is also higher, at 84%, compared to June's 82%. For more specific details on Harstad's weather in June, you can check this link: Harstad weather in June.
In comparing the weather of July and August, we see notable differences in temperature and precipitation. August typically has a slightly broader temperature range, with minimums around 4°C (40°F) and maximums reaching up to 27°C (81°F), whereas July's temperatures range from a minimum of 6°C (43°F) to a maximum of 28°C (82°F). Precipitation is also greater in August, with 127 mm (5.0 in) falling over 20 days compared to July's 101 mm (4.0 in) over 13 days. Despite the slightly higher humidity in August at 84%, July remains relatively humid at 83%. For a more detailed look at the July conditions, you can refer to Harstad weather in July.
In August, temperatures range from a minimum of 4°C (40°F) to a maximum of 27°C (81°F), with an average of 12°C (54°F). The month experiences considerable rainfall, accumulating 127 mm (5.0 in) over 20 days, and humidity levels remain high at 84%. In contrast, September sees cooler temperatures, with a minimum of -1°C (31°F) and a maximum of 21°C (70°F), averaging 9°C (48°F). The precipitation increases slightly to 130 mm (5.1 in) but occurs over just 17 days, while humidity rises modestly to 88%. For a detailed look at what to expect, check out Harstad weather in September.
August and October present significantly different weather patterns. In August, temperatures range from a minimum of 4°C (40°F) to a maximum of 27°C (81°F), averaging around 12°C (54°F), accompanied by high humidity at 84%. This month also sees considerable rainfall, with 127 mm (5.0 in) of precipitation spread over 20 days. In contrast, October experiences colder temperatures, with a minimum of -7°C (20°F) and a maximum of 17°C (62°F), averaging only 4°C (39°F). Despite slightly less precipitation at 103 mm (4.0 in) over 16 days, October's humidity remains high at 88%. For more specific details on October weather, you can visit Harstad weather in October.
August and November present stark contrasts in weather patterns. In August, temperatures range from a minimum of 4°C (40°F) to a comfortable maximum of 27°C (81°F), with an average of 12°C (54°F). The month experiences considerable humidity at 84% and receives 127 mm (5.0 in) of precipitation over about 20 days. Conversely, November introduces a chillier climate, featuring frigid temperatures that can drop to as low as -20°C (-4°F) and typically averages around 0°C (33°F), peaking at 10°C (51°F). Despite slightly lower precipitation at 109 mm (4.3 in) across 19 days, the humidity remains high at 87%. For more details, check out Harstad weather in November.
August and December in Harstad present a striking contrast in weather conditions. In August, temperatures range from a mild 4°C (40°F) at night to a warm 27°C (81°F) during the day, with an average temperature of 12°C (54°F). This month also sees significant rainfall, totaling 127 mm (5.0 in) over 20 days, accompanied by high humidity at 84%. In contrast, December brings frigid temperatures, with lows plunging to -19°C (-2°F) and an average of -3°C (26°F), peaking at only 8°C (46°F). Precipitation is slightly lower at 97 mm (3.8 in) over 16 days, but the humidity remains high at 87%. For more detailed weather patterns, you can check out Harstad weather in December.
As August rolls in, Harstad experiences a significant shift in weather patterns, offering a blend of warmth and moisture that sets it apart from other months. With a maximum temperature of 27°C, August is typically the warmest month, providing ample sunshine and inviting outdoor activities. However, this warmth is accompanied by higher humidity levels and frequent precipitation, with about 20 days of rain throughout the month. This combination fosters a lush environment, making it a unique time to experience the beauty of Harstad. For a deeper insight into how August compares with other months in this charming region, check out Harstad Climate.