August Weather in Uddevalla, Sweden

Last updated: August 27, 2025

August in Uddevalla, Sweden, offers a dynamic blend of weather conditions, showcasing a remarkable temperature range that peaks at a summery 33°C (91°F) and dips to a cool 6°C (44°F). With an average temperature of 16°C (61°F), visitors can expect warm days complemented by refreshing evenings. However, rain is a frequent visitor, bringing 119 mm (4.7 in) of precipitation over 16 days, contributing to the region's lush landscapes. The humidity level sits at a comfortable 77%, adding to the overall pleasant summer experience in this charming coastal town. Whether you're basking in the sun or enjoying the serene after-rain ambiance, August in Uddevalla is a season of captivating contrasts.

August Temperature in Uddevalla

August in Uddevalla, Sweden, is a delightful blend of warm summer remnants and the early whispers of autumn. With minimum temperatures around 6°C (44°F) and an average of 16°C (61°F), residents and visitors alike can enjoy pleasant days that often peak at a cozy 33°C (91°F). While the warmth persists from July’s heatwave, the gradual transition hints at fall with cooler evenings. This month stands out as one of the warmest, contrasting sharply with the frigid January lows reaching as low as -13°C (8°F). Overall, August offers a vibrant atmosphere, perfect for outdoor activities before the onset of the cooler months.

August Weather in Uddevalla: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Uddevalla, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Uddevalla, August 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).
JanFebMarAprMayJunJulAugSepOctNovDec343336445261636155484035
Data source: Temperature data for Uddevalla 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.

August Precipitation in Uddevalla

August marks a notable peak in precipitation in Uddevalla, Sweden, with an impressive 119 mm (4.7 in) of rain recorded over 16 days. This significant amount not only surpasses the levels of earlier summer months, but also sets the stage for a transition into the wetter autumn season. Comparatively, July, which often experiences summer showers, had 99 mm (3.9 in) across 13 days, indicating a clear upward trend as August progresses. The consistent increase in precipitation leaves the landscape lush and vibrant, underscoring the region's dynamic climate as it prepares for the cooler months ahead.

August Precipitation Trends in Uddevalla

The chart displays monthly precipitation patterns in Uddevalla, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Uddevalla, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec526968397576991191011037170
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

August Humidity in Uddevalla

In August, Uddevalla experiences a noticeable shift in humidity, with levels at 77%, providing a moderate relief from the dampness of the preceding summer months. This slight uptick from July's 72% reflects the gradual transition toward late summer, while still being significantly lower than the depths of winter, where humidity peaks in the 94% – 93% range from January through March. As autumn approaches, humidity levels are on the rise again in September, illustrating a typical trend in Uddevalla's climate where humidity surges during the fall, reinforcing the region's characteristic moist weather patterns. The summer's end, marked by August's humidity, sets the stage for an impending increase in dampness as the year progresses.

August Average Humidity in Uddevalla

This chart illustrates the average monthly humidity levels in Uddevalla, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Uddevalla 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 August generated using information from the Copernicus Climate Change Service.

August UV Index in Uddevalla

In August, Uddevalla experiences a UV Index of 6, indicating a high level of exposure to ultraviolet rays and a burn time of just 25 minutes for unprotected skin. This follows a trend seen in the preceding months of June and July, which also had the same high index. As summer progresses, staying vigilant about sun protection becomes crucial, especially as the sun's rays remain potent even in late summer. With the index dipping to 4 in September, now is the time to enjoy the warmth while being mindful of sun safety. For more detailed information on Ultraviolet radiation levels throughout the year, refer to Uddevalla UV Index.

Maximum UV Index Levels in Uddevalla for August

The chart shows the monthly maximum UV Index (UVI) for Uddevalla in August, 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 August, the maximum UV index in Uddevalla typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123467764211
Data source: Uddevalla August 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.

August Sunshine in Uddevalla

In Uddevalla, Sweden, August shines brightly with 411 hours of sunshine, marking a decline from July's peak of 479 hours but still boasting more daylight than the preceding months. This month represents a transition as summer starts to wane, following a progressive increase in sunlight from January's mere 90 hours up through the vibrant days of summer. Notably, the month of May stands out as a threshold, bringing in 443 hours and clearly setting the stage for long, sunlit days. Although August's sunshine is less than July, it remains significantly higher than the winter months, signifying a delightful farewell to summer before the crisp autumn sets in. Overall, the trends reflect a fulfilling summer experience in Uddevalla, with August capping off the sunlit season beautifully.

Monthly Sunshine Duration in Uddevalla: August Highlighted

The August sunshine duration represents the total number of hours Uddevalla experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec90h175h279h378h443h470h479h411h306h245h137h98h
Data source: Uddevalla August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Uddevalla During August

In Uddevalla, Sweden, the likelihood of sunny weather in August stands at 37%, reflecting a slight decline from the more promising summer months. While July maintains a relatively higher chance of sunshine at 39%, August begins to transition into the cooler autumn months, seeing a dip in sunny days compared to the peak of summer. Notably, this month follows a trend observed in June with a 44% chance of sun, but it remains considerably better than many of the earlier months, such as January or November, where sunny days are scarce. Despite the less sunny outlook, August still offers opportunities for enjoying the great outdoors under the sun, a fitting close to summer in this coastal gem.

Percentage of Sunny Days in August in Uddevalla

The chart illustrates the percentage of sunny days in Uddevalla throughout the year, with August 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 Uddevalla experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec25%32%38%51%28%44%39%37%27%26%22%26%
Data source: Uddevalla August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Uddevalla in August

In Uddevalla, Sweden, August marks a transition as the summer days begin to wane, offering 15 hours of daylight. This duration still reflects the remnants of the long, sunlit days experienced in June and July, which boast an impressive 18 and 17 hours, respectively. Following the vibrant blossoms of May with 16 hours of daylight, August signals a gentle decline, paving the way for the shorter days ahead in September and October. As the year progresses from the invigorating brightness of summer to the more subdued light of autumn, August serves as a beautiful balance—where the allure of summer lingers just a little longer before surrendering to the crisp hues of fall.

Average Daylight Hours in Uddevalla for August

The chart illustrates the variation in daylight duration in Uddevalla throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 13m9h 21m11h 52m14h 26m16h 47m18h 6m17h 23m15h 14m12h 44m10h 11m7h 50m6h 30m
Data source: Uddevalla daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Uddevalla

In Uddevalla, Sweden, the August wind carries a gentle whisper at an average speed of 3.0 m/s (7 mph), making it one of the calmer months of the year. This tranquil breeze follows a steady ascent from the tranquil depths of winter, peaking in October with gusts reaching 4.1 m/s (9 mph). As summer fades, the winds shift slightly, with August's speeds mirroring those of May and September, reflecting the transition of seasons. The overall trend shows a gradual increase in wind speed as the year progresses towards autumn, capturing the essence of nature's rhythm in this charming coastal town.

Average August Wind Speed in Uddevalla

The chart displays monthly wind speed patterns in Uddevalla, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.13.53.63.73.03.22.93.0 m/s3.24.13.63.2
Data source: Uddevalla August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Uddevalla Compares to Other Months

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

In August, Uddevalla experiences a warm climate, with temperatures ranging from a minimum of 6°C (44°F) to a maximum of 33°C (91°F), averaging around 16°C (61°F). The month sees significant rainfall, totaling 119 mm (4.7 in) across approximately 16 days, with humidity levels at a comfortable 77%. In stark contrast, January is much colder, with temperatures plummeting to a minimum of -13°C (8°F) and only reaching a maximum of 9°C (49°F), resulting in an average of just 1°C (34°F). Precipitation is lower in January at 52 mm (2.0 in) over about 9 days, and humidity is notably high at 94%. For a closer look at January's weather patterns, you can check out Uddevalla weather in January.

August and February offer stark contrasts in weather. In August, temperatures range from a mild 6°C (44°F) at night to a sweltering high of 33°C (91°F), averaging around 16°C (61°F). The month also sees significant rainfall, with 119 mm (4.7 in) spread over 16 days, accompanied by a relatively high humidity level of 77%. In contrast, February is much colder, with temperatures plunging to a minimum of -19°C (-2°F) and peaking at just 14°C (57°F), averaging around 0°C (33°F). February experiences less precipitation, totaling 69 mm (2.7 in) over 10 days, but the humidity is notably higher at 92%. For a closer look at February's climate specifics, you can visit Uddevalla weather in February.

In comparing the weather patterns of August and March, it's clear that August tends to be significantly warmer and wetter. August temperatures range from a mild 16°C (61°F) to a scorching 33°C (91°F), while March experiences much colder conditions, with highs only reaching 14°C (58°F) and lows dropping to -14°C (7°F). Additionally, August is marked by higher precipitation levels, with 119 mm (4.7 in) of rain over 16 days compared to March's 68 mm (2.7 in) over just 11 days. Humidity also plays a role, as August has a notable 77%, while March is slightly more humid at 89%. For more detailed information on March weather, you can visit Uddevalla weather in March.

When comparing the weather in August and April, there are notable differences in temperature, precipitation, and humidity. August tends to be significantly warmer, with temperatures ranging from a minimum of 6°C (44°F) to a maximum of 33°C (91°F), resulting in an average temperature of 16°C (61°F). In contrast, April features much cooler temperatures, with a minimum of -5°C (23°F) and a maximum of 21°C (71°F), averaging just 6°C (44°F).

Precipitation also varies considerably, with August receiving 119 mm (4.7 in) over 16 days, whereas April sees only 39 mm (1.5 in) spread over 7 days. Humidity levels are slightly higher in April at 82%, compared to August's 77%. For more detailed information, you can check Uddevalla weather in April.

In comparing the weather of August and May, it's clear that August generally experiences warmer conditions. The average temperature in August is 16°C (61°F), with highs reaching up to 33°C (91°F), while May has a lower average of 11°C (53°F) and max temperatures around 29°C (84°F). Additionally, August tends to have more precipitation, with 119 mm (4.7 in) spread over 16 days, compared to May's 75 mm (3.0 in) over 12 days. Humidity levels are also slightly higher in August at 77%, compared to 73% in May. For a more detailed look at May weather, you can visit Uddevalla weather in May.

When comparing the weather in August and June, both months exhibit mild to warm temperatures, but August tends to be slightly warmer overall. While June sees a minimum temperature of 5°C (42°F) and a maximum of 31°C (88°F), August fluctuates from a minimum of 6°C (44°F) to a maximum of 33°C (91°F). Additionally, August experiences more precipitation, with 119 mm (4.7 inches) over 16 days compared to June's 76 mm (3.0 inches) over just 10 days. Humidity levels are also somewhat higher in August at 77%, compared to 71% in June. For a detailed look at June weather, you can check Uddevalla weather in June.

In comparing the weather patterns of July and August, July generally exhibits slightly cooler temperatures, with a minimum of 7°C (45°F), an average of 17°C (64°F), and a maximum reaching 33°C (92°F). In contrast, August experiences a minimum temperature of 6°C (44°F) and a slightly lower average of 16°C (61°F), yet it retains the same maximum temperature of 33°C (91°F). Precipitation in July totals 99 mm (3.9 in) over 13 days, while August sees increased rainfall of 119 mm (4.7 in) over 16 days, leading to higher humidity levels of 77% compared to July's 72%. For more detailed insights into July weather, you can visit Uddevalla weather in July.

August and September showcase a notable transition in weather patterns. In August, temperatures reach a minimum of 6°C (44°F) and can soar to a maximum of 33°C (91°F), with an average temperature of 16°C (61°F). This month experiences higher humidity at 77% and a total precipitation of 119 mm (4.7 in) spread across 16 days. In contrast, September brings cooler temperatures, with a minimum of 0°C (32°F) and a maximum of 24°C (75°F), averaging 13°C (55°F). While the precipitation decreases slightly to 101 mm (4.0 in) over 14 days, humidity rises to 86%, indicating a dampness in the air as summer gives way to autumn. For more detailed insights into September weather, visit Uddevalla weather in September.

August and October offer distinct weather experiences. In August, temperatures range from a minimum of 6°C (44°F) to a maximum of 33°C (91°F), with an average of 16°C (61°F). The month is characterized by relatively high humidity at 77% and significant precipitation, measuring 119 mm (4.7 in) over 16 days. In contrast, October sees cooler conditions, with temperatures dropping to a minimum of -5°C (24°F) and averaging 9°C (48°F), reaching a maximum of 19°C (67°F). While October has slightly less precipitation at 103 mm (4.1 in) over the same number of days, the humidity rises to 92%, creating a damp feel. For more detailed information, check Uddevalla weather in October.

August and November present a stark contrast in weather conditions. In August, temperatures fluctuate between a minimum of 6°C (44°F) and a maximum of 33°C (91°F), with an average of 16°C (61°F), creating a warm and often humid atmosphere characterized by 77% humidity. This month also sees significant rainfall, with 119 mm (4.7 in) of precipitation over 16 days. In comparison, November experiences much colder temperatures, with a minimum of -12°C (11°F) and a maximum of 15°C (59°F), averaging just 5°C (41°F). While precipitation decreases to 71 mm (2.8 in) across 14 days, the humidity rises slightly to 93%, adding to the chilly feel. For more detailed insights, check out Uddevalla weather in November.

August and December present starkly contrasting weather conditions. In August, temperatures range from a pleasant 6°C (44°F) at night to a scorching high of 33°C (91°F) during the day, accompanied by significant rainfall averaging 119 mm (4.7 in) over 16 days. The humidity levels are high at 77%, creating a warm and often muggy atmosphere.

In contrast, December brings a much colder climate, with temperatures dipping as low as -13°C (8°F) at night and only reaching a maximum of 10°C (50°F). Precipitation decreases to 70 mm (2.7 in) over 14 days, but the humidity rises to a notable 93%, contributing to the chilly and damp conditions typical of winter. For more insights into December weather, you can check Uddevalla weather in December.

Compare Uddevalla's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Uddevalla

As summer draws to a close, August in Uddevalla presents a unique blend of warmth and occasional rain, setting it apart from the cooler months. With maximum temperatures peaking at a delightful 33°C (91°F) and a comfortable average of 16°C (61°F), the month invites plenty of outdoor activities. However, the humidity lingers at 77%, creating a pleasantly warm atmosphere despite the 16 days of rainfall that contribute to the total precipitation of 119 mm (4.7 in). This balance of sun and showers makes August a transitional month, bridging the vibrant energy of summer with the crispness of autumn ahead. For more insights on Uddevalla's fascinating weather patterns, check out the detailed information on Uddevalla Climate.