August Weather in Uppsala, Sweden

Last updated: August 27, 2025

In Uppsala, Sweden, August offers a dynamic climate characterized by a maximum temperature soaring to 31°C (87°F), while the average temperature settles around a pleasant 17°C (62°F). Visitors can expect the occasional chill, with lows dipping to 3°C (38°F), particularly during the nights. This month also brings 69 mm (2.7 in) of rainfall spread over 12 days, contributing to a humidity level of 77% that envelops the city in a lush, vibrant atmosphere. Whether enjoying sun-soaked afternoons or cozy, rainy evenings, August in Uppsala presents an engaging blend of warmth and refreshing coolness.

August Temperature in Uppsala

In August, Uppsala basks in the warmth of late summer, with temperatures showcasing a delightful range. The average temperature hovers around 17°C (62°F), making it an ideal time for outdoor activities and exploring the picturesque city. With minimums rarely dipping below 3°C (38°F), the nights remain pleasantly mild, while daytime highs can soar to a comfortable 31°C (87°F). This perfect blend of warmth and daylight reflects a significant transition from the cooler months, signaling the end of summer but leaving an inviting atmosphere for locals and visitors alike to enjoy the last golden days of the season.

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

The chart illustrates August temperature patterns in Uppsala, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Uppsala, 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).
JanFebMarAprMayJunJulAugSepOctNovDec303034415162646254463832
Data source: Temperature data for Uppsala 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 Uppsala

August in Uppsala, Sweden, marks a notable peak in precipitation, with 69 mm (2.7 in) recorded across 12 days of rainfall. This month serves as a turning point in the summer, transitioning from the relatively dry July, which saw 63 mm (2.5 in) over the same number of days. The increase in both precipitation amount and rainy days reflects the changing patterns of late summer, setting the stage for the wetter autumn months ahead. As August's clouds gather, the landscape transforms, preparing for the lush greens that continue through September and into the increasingly damp October, which mirrors August’s totals. This trend highlights Uppsala's journey from the summer sun into the embrace of the autumn rains.

August Precipitation Trends in Uppsala

The chart displays monthly precipitation patterns in Uppsala, 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 Uppsala, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec343239295960636952694155
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

August Humidity in Uppsala

August in Uppsala, Sweden, marks a slight uptick in humidity, averaging 77%, as the summer season transitions to autumn. This increase, however, remains modest compared to the higher humidity levels experienced in the winter months, which peak at 90% in January and November. As the warmer summer months progress, humidity gradually decreases from 90% in January to its low point of 74% in July, with August showing a small rebound before the autumn months bring renewed moisture, reflected in the 85% humidity of September. Overall, the trends illustrate a seasonal rhythm, characterized by high humidity in winter, a dip during summer, and a gradual increase as fall approaches.

August Average Humidity in Uppsala

This chart illustrates the average monthly humidity levels in Uppsala, 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 Uppsala is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%89%85%77%76%74%77%85%89%90%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Uppsala

In August, Uppsala experiences a UV Index of 5, signifying a moderate level of exposure where careful sun protection is recommended. As summer transitions toward autumn, this dip from July's peak of 7 illustrates a gradual decrease in UV intensity while still allowing for enjoyable outdoor activities. With a burn time of 30 minutes, it's essential to balance sun exposure with protective measures. This trend of declining UV levels continues into September but remains significant as a reminder of the changing seasons. For detailed insights into UV levels throughout the year, visit the Uppsala UV Index.

Maximum UV Index Levels in Uppsala for August

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

August in Uppsala, Sweden, offers a delightful transition as summer begins to wane, with 406 hours of sunshine illuminating the days. This month showcases a robust amount of sun, slightly lower than the peak July hours of 483, yet still incredibly vibrant compared to the winter months. As the year unfolds, sunshine peaks in late spring and summer, with May and June boasting impressive totals of 438 and 470 hours, respectively. However, as the warmth of summer gives way to autumn, the hours gradually decline, with September seeing 301 hours. This clear trend underscores the fleeting nature of summer's brightness but invites a unique charm that characterizes the beautiful transitions within Uppsala’s climate.

Monthly Sunshine Duration in Uppsala: August Highlighted

The August sunshine duration represents the total number of hours Uppsala 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.
JanFebMarAprMayJunJulAugSepOctNovDec71h167h258h362h438h470h483h406h301h207h125h72h
Data source: Uppsala August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Uppsala During August

In Uppsala, Sweden, the likelihood of sunny weather shows an interesting trend as the year progresses. While January peeks with a mere 10% chance of sunshine, by April, optimism rises significantly to 47% as spring unfolds. The warmth of summer peaks in July, boasting a 53% chance of sunny days, but by August, this probability dips to 32%. This decline suggests that while late summer can still offer pleasant weather, the onset of autumn begins to take hold, evidenced by the following months' probabilities falling to 25% in September and 27% in October. Despite the fluctuations, Uppsala's summer remains a delightful time to enjoy the sun, particularly in July.

Percentage of Sunny Days in August in Uppsala

The chart illustrates the percentage of sunny days in Uppsala 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 Uppsala experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec10%30%33%47%28%47%53%32%25%27%28%31%
Data source: Uppsala August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Uppsala in August

In August, Uppsala, Sweden, experiences a delightful 15 hours of daylight, marking a gentle transition from the sun-soaked days of summer. Following the peak daylight of 18 hours in June, August signals a gradual decline in sunlight as the days start to shorten. However, this month remains bright, echoing the long and vibrant days of July. As summer gives way to autumn, the sunlight wanes, preparing for the shorter days of September, which will feature only 12 hours of daylight. This rhythmic cycle highlights Uppsala's dynamic seasonal shifts, offering residents a final taste of summer before the cooler months approach.

Average Daylight Hours in Uppsala for August

The chart illustrates the variation in daylight duration in Uppsala throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec6h 51m9h 10m11h 51m14h 36m17h 9m18h 37m17h 49m15h 28m12h 47m10h 4m7h 31m6h 3m
Data source: Uppsala daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Uppsala

In Uppsala, Sweden, August brings a gentle average wind speed of 3.2 m/s (7 mph), making it one of the more tranquil months of the year. This slight uptick from the calmer summer months of June and July, where winds dipped to about 2.6 m/s (6 mph), marks a subtle transition leading into the more blustery autumn. As the seasons shift, September follows closely with a moderate wind speed of 3.3 m/s (7 mph), indicating that while summer's calm is fading, the wind remains manageable. Notably, October introduces a more noticeable change with an increase to 4.1 m/s (9 mph), heralding the breeziness characteristic of the fall season. Overall, August serves as a bridge, offering a mix of summer warmth and the refreshing, crisp hints of autumn on the horizon.

Average August Wind Speed in Uppsala

The chart displays monthly wind speed patterns in Uppsala, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.43.53.83.63.12.62.83.2 m/s3.34.13.63.3
Data source: Uppsala August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Uppsala Compares to Other Months

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

The weather in August and January in Uppsala presents a stark contrast. August boasts a mild average temperature of 17°C (62°F), with highs reaching up to 31°C (87°F), accompanied by relatively high humidity levels at 77%. In contrast, January plunges into much colder temperatures, averaging around -1°C (31°F), with minimums dropping to a frigid -23°C (-10°F) and maximums peaking at only 10°C (50°F). While August experiences 69 mm (2.7 in) of precipitation over about 12 days, January sees less precipitation at 34 mm (1.3 in) over only 7 days, though the humidity is notably higher at 90%. For a more detailed look at January weather, check out Uppsala weather in January.

August and February showcase starkly contrasting weather patterns. In August, temperatures range from a minimum of 3°C (38°F) to a warm maximum of 31°C (87°F), with an average of 17°C (62°F), contributing to a vibrant summer atmosphere. The month experiences around 69 mm (2.7 in) of precipitation over approximately 12 days, with a humidity level of 77%. In contrast, February is characterized by cold temperatures, with a minimum of -17°C (1°F), an average of -1°C (30°F), and a maximum of 11°C (52°F). This winter month sees less precipitation at 32 mm (1.2 in) over 7 days, though humidity is slightly higher at 88%. For more details about February weather, check out Uppsala weather in February.

In comparing the weather between August and March, it’s clear that they present striking contrasts. August generally enjoys much warmer temperatures, with averages around 17°C (62°F) and a maximum reaching up to 31°C (87°F), while March struggles with colder conditions, averaging only 1°C (34°F) and dipping as low as -16°C (4°F). Although August experiences more precipitation, totaling 69 mm (2.7 in) over about 12 days, March has slightly less precipitation at 39 mm (1.5 in) for 8 days. Humidity levels are also notably higher in March at 89%, compared to August’s 77%, reflecting the damp and chilly nature of early spring. For a more detailed look at the weather in March, you can check out Uppsala weather in March.

The weather in August is notably warmer than in April, with temperatures ranging from a chilly 3°C (38°F) to a warm 31°C (87°F) compared to April's colder range of -12°C (10°F) to 23°C (74°F). August also experiences more rainfall, with 69 mm (2.7 in) spread over 12 days, contrasted with April's lighter precipitation of 29 mm (1.1 in) over just 7 days. Humidity levels are slightly lower in August at 77%, while April's humidity is higher at 85%, contributing to the crispness often felt during that month. For more details, check Uppsala weather in April.

In comparing the weather of August and May, we see notable differences in temperature and precipitation patterns. August presents a much warmer climate, with average temperatures around 17°C (62°F) and a maximum of 31°C (87°F), while May experiences cooler temperatures with averages of 10°C (51°F) and a high of 28°C (82°F). Both months have similar humidity levels at 77%, but August tends to be slightly wetter, receiving 69 mm (2.7 in) of precipitation over 12 days compared to May's 59 mm (2.3 in) over 10 days. For a more detailed look at May weather, you can check out Uppsala weather in May.

When comparing the weather in August to that of June, we can see some notable similarities and differences. Both months experience a minimum temperature of around 3°C (38°F), but August enjoys a slightly higher average temperature of 17°C (62°F) compared to June's average of 16°C (62°F). The maximum temperatures are almost identical, with August reaching up to 31°C (87°F) and June peaking at 30°C (87°F). Precipitation levels are similarly moderate, with August seeing 69 mm (2.7 in) over 12 days, while June receives 60 mm (2.4 in) over 8 days. Additionally, humidity levels are consistent, with August at 77% and June at 76%. For more details on June weather, check out Uppsala weather in June.

In comparing the weather between July and August, July tends to be slightly warmer, with average temperatures around 18°C (64°F) and a maximum of 32°C (90°F), while August sees an average of 17°C (62°F) with a peak of 31°C (87°F). Additionally, July experiences marginally less precipitation, recording 63 mm (2.5 in) over 10 days compared to August's 69 mm (2.7 in) across 12 days. Humidity levels are also slightly lower in July at 74%, compared to 77% in August. For more detailed insights into July weather, you can visit Uppsala weather in July.

August typically experiences warmer temperatures, with a minimum of 3°C (38°F) and an average high of 31°C (87°F), while September sees a notable drop in temperature, with lows reaching -1°C (31°F) and an average maximum of 26°C (79°F). Despite a decrease in total precipitation to 52 mm (2.0 in) over 9 days in September compared to August's 69 mm (2.7 in) over 12 days, September's humidity rises slightly to 85% from August's 77%. For a detailed look at what to expect, you can check Uppsala weather in September.

August and October present contrasting weather conditions, highlighting the transition from summer to autumn. In August, temperatures range from a minimum of 3°C (38°F) to a maximum of 31°C (87°F), with an average of 17°C (62°F). The month sees about 69 mm (2.7 in) of precipitation over 12 days, accompanied by a relatively comfortable humidity level of 77%. In stark contrast, October experiences cooler temperatures, with a minimum of -4°C (25°F) and an average of 8°C (46°F), peaking at 19°C (67°F). Despite similar precipitation levels, also at 69 mm (2.7 in) over 12 days, humidity increases to 89%, contributing to a distinctly crisp and chilly atmosphere. For more detailed insights, you can check Uppsala weather in October.

August and November exhibit stark differences in weather patterns. In August, temperatures range from a mild 3°C (38°F) at night to a warm average of 17°C (62°F) during the day, peaking at a maximum of 31°C (87°F). The month sees a total precipitation of 69 mm (2.7 in) over approximately 12 days, accompanied by a humidity level of 77%. In contrast, November brings much colder conditions, with temperatures plunging to a minimum of -13°C (10°F) and averaging just 3°C (38°F), while maximum daytime temperatures reach 15°C (59°F). Precipitation decreases to 41 mm (1.6 in) over 10 days, and humidity rises to a notable 90%. For a detailed look at Uppsala's climate in November, check this link: Uppsala weather in November.

In August, Uppsala experiences a much warmer climate, with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 31°C (87°F) and an average of 17°C (62°F). The month sees relatively high humidity at 77% and receives about 69 mm (2.7 in) of precipitation over 12 days. In contrast, December brings a significant drop in temperature, with lows of -16°C (3°F) and highs reaching only 9°C (49°F), averaging around 0°C (33°F). Although December's precipitation is slightly lower at 55 mm (2.2 in) over 13 days, the humidity rises to 87%, creating a starkly colder and more damp environment. For more detailed information, check out Uppsala weather in December.

Compare Uppsala's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Uppsala

As August unfolds in Uppsala, the weather reflects a delightful transition from the summer's peak to the onset of autumn. With temperatures averaging around 17°C, this month offers a pleasant reprieve, featuring warmer days occasionally soaring up to a sweltering 31°C. However, the frequent rain—averaging 69 mm over 12 days—adds a touch of unpredictability, contrasting sharply with the drier months earlier in the season. Humidity levels also remain high at 77%, which can make the air feel a bit muggy. Still, August stands out as a charming blend of warm sunny days and refreshing rain, making it a unique time to experience Uppsala. For a comprehensive insight into this city's weather patterns, explore Uppsala Climate.