August Weather in Hvammstangi, Iceland

Last updated: March 17, 2025

August in Hvammstangi, Iceland, is characterized by a temperate climate, with maximum temperatures reaching 19°C (66°F) and an average of 10°C (49°F). As summer wanes, the weather transitions, bringing cooler nights that can drop to a minimum of 4°C (39°F). This month sees significant precipitation, accumulating to 82 mm (3.2 in) over approximately 15 days, creating a lush, vibrant landscape. With humidity levels hovering at a muggy 88%, August presents a unique blend of warm days and wet conditions, inviting visitors to experience Iceland's stunning natural beauty amidst its unpredictable weather.

August Temperature in Hvammstangi

In Hvammstangi, Iceland, August marks a notable transition in temperatures, showcasing a gradual warming trend compared to the preceding months. With a minimum temperature of 4°C (39°F) and an average of 10°C (49°F), August offers a refreshing climax to the summer season. The maximum temperature can reach a pleasant 19°C (66°F), making outdoor activities more enticing. This rise in warmth is a sharp contrast to the biting cold of winter, when January sees lows plunging to -11°C (12°F). As summer lingers in August, days grow longer and the landscape bursts into life, inviting visitors to experience the natural beauty of Icelandic summer.

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

The chart illustrates August temperature patterns in Hvammstangi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec303032364045494946403432
Data source: Temperature data for Hvammstangi generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Hvammstangi

In Hvammstangi, Iceland, August sees precipitation levels taper slightly, with 82 mm (3.2 in) of rain falling over approximately 15 days. This reflects a gradual decrease compared to the wetter months of June and July, which recorded 72 mm (2.8 in) and 85 mm (3.3 in), respectively. Despite this drop, August still stands as one of the more humid summer months, hinting at a transitioning climate as the region prepares for the notably wetter September, which averages 168 mm (6.6 in). The trend illustrates a shift from the summer dryness toward the autumnal deluge, making the early parts of August a crucial time for both nature and residents to enjoy the fleeting warmth before the rain returns.

August Precipitation Trends in Hvammstangi

The chart displays monthly precipitation patterns in Hvammstangi, 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.
JanFebMarAprMayJunJulAugSepOctNovDec939185766372858216810985110
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Hvammstangi

In August, Hvammstangi experiences a notable shift in humidity, averaging around 88%. This figure marks a slight increase from the preceding month of July, which sits at 86%, signaling the onset of a more humid late summer. As the year progresses, humidity levels tend to showcase a gradual decline from the peak winter months of January and February, where levels are consistently high at 96% and 95%, respectively. Following this decrement, early autumn witnesses a rise again, with September's humidity hitting 92%. The overall trend illustrates a cyclical pattern, characterized by higher humidity during winter, a dip in the summer months, and a resurgence as autumn approaches, providing an intriguing glimpse into the climatic nuances of this picturesque Icelandic locale.

August Average Humidity in Hvammstangi

This chart illustrates the average monthly humidity levels in Hvammstangi, with August's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how August's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec96%95%94%87%85%81%86%88%92%93%94%95%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Hvammstangi

In August, Hvammstangi experiences a moderate UV Index of 4, making it an ideal time to enjoy the outdoors while still being mindful of sun safety. With a recommended burn time of just 30 minutes, it's crucial to apply sunscreen for prolonged exposure. This month marks a slight decline from the peak of 6 in June, transitioning back towards lower indices as autumn approaches. Interestingly, the UV Index in August mirrors April's levels, reinforcing a seasonal trend where exposure peaks in the summer months and gradually wanes. Whether you're hiking or simply soaking up the beauty of Iceland's landscapes, keep an eye on the UV Index to ensure a safe and enjoyable experience. For more details, visit Hvammstangi UV Index.

Maximum UV Index Levels in Hvammstangi for August

The chart shows the monthly maximum UV Index (UVI) for Hvammstangi 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.
JanFebMarAprMayJunJulAugSepOctNovDec112456543211
Data source: Hvammstangi 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 Hvammstangi

In August, Hvammstangi basks in a generous 192 hours of sunlight, a warm farewell to the vibrant summer months. As the year progresses, there's a clear trend of increasing daylight from the stark 16 hours in January, peaking in May with an impressive 278 hours, before gradually descending. The days shrink further into autumn, dropping to 135 hours by September, and plunging dramatically as the winter approaches, with mere 6 hours of sunlight in December. This cycle not only paints a vivid picture of the Icelandic seasons but also highlights the fleeting beauty of the summer sun that locals and visitors alike cherish in August.

Monthly Sunshine Duration in Hvammstangi: August Highlighted

The August sunshine duration represents the total number of hours Hvammstangi 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.
JanFebMarAprMayJunJulAugSepOctNovDec16h59h147h212h278h237h216h192h135h81h26h6h
Data source: Hvammstangi August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hvammstangi During August

In Hvammstangi, Iceland, the trend of sunny weather in August reflects a persistent coolness typical of summer's tail-end, with only a 12% chance of sunny skies. This figure mirrors the declining brightness noted from the peak months of May and June, which boast significantly higher chances of sunshine at 41% and 19%, respectively. As the days grow shorter and autumn looms, August continues the trend established in the months prior, where the likelihood of sunlight remains modest compared to the peak summer months. Thus, if you're planning a visit, be prepared for a mix of cloudy days and occasional glimpses of the sun, rather than the bright warmth often associated with summer escapes.

Percentage of Sunny Days in August in Hvammstangi

The chart illustrates the percentage of sunny days in Hvammstangi 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 Hvammstangi experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%13%12%21%41%19%15%12%11%14%15%18%
Data source: Hvammstangi August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hvammstangi in August

In Hvammstangi, Iceland, August marks a gentle transition from the extended brilliance of summer into the shorter days of autumn. With 16 hours of daylight, it still retains a generous share of sunlight, although this is a noticeable decline from the peak of 22 hours in June. As the year progresses, August serves as a bridge, maintaining a balance between the long, vibrant days of mid-summer and the impending approach of darker months. By September, daylight drops to 12 hours, illustrating the swift march towards fall. This rhythm of daylight not only reflects the changing seasons but also invites visitors to experience Iceland's stunning landscapes bathed in soft, golden hues before the nights begin to lengthen significantly.

Average Daylight Hours in Hvammstangi for August

The chart illustrates the variation in daylight duration in Hvammstangi throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec4h 57m8h 20m11h 49m15h 22m19h 3m22h 5m20h 14m16h 30m12h 58m9h 30m5h 59m3h 33m
Data source: Hvammstangi daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Hvammstangi

In Hvammstangi, Iceland, the winds take on a gentle demeanor in August, with an average speed of only 3.5 m/s (8 mph), making it one of the calmest months of the year. This contrasts sharply with the brisk January winds, which average 6.3 m/s (14 mph), and the more blustery October days that reach 6.7 m/s (15 mph). As summer draws to a close, the overall trend reveals a notable decrease in wind speed, providing a serene atmosphere for those enjoying outdoor activities. This transition into September sees a return to more moderate breezes, hinting at the seasonal shift yet to come. August's tranquility offers a delightful respite before the wind picks up once again in the fall, showcasing the dynamic interplay of weather in this rugged yet beautiful region.

Average August Wind Speed in Hvammstangi

The chart displays monthly wind speed patterns in Hvammstangi, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6.34.36.65.05.05.54.63.5 m/s6.06.75.64.8
Data source: Hvammstangi August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Hvammstangi Compares to Other Months

The weather in Hvammstangi changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of August's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Hvammstangi and find detailed weather information for every month.

In August, the weather in Hvammstangi is relatively mild, with average temperatures ranging from a minimum of 4°C (39°F) to a maximum of 19°C (66°F) and average humidity at 88%. The month experiences approximately 82 mm (3.2 in) of precipitation over about 15 days. In contrast, January brings a much colder climate, with temperatures dipping as low as -11°C (12°F) and averaging -1°C (30°F), accompanied by a higher humidity level of 96%. Precipitation in January is slightly greater at 93 mm (3.6 in) spread over 17 days, making it a wetter month overall. For more details on the January climate, check out Hvammstangi weather in January.

August and February showcase stark contrasts in weather conditions. In August, temperatures range from a mild 4°C (39°F) at night to a pleasant maximum of 19°C (66°F) during the day, coupled with an average temperature of 10°C (49°F). This month experiences 82 mm (3.2 in) of precipitation spread over 15 days and boasts a humidity level of 88%. In contrast, February is characterized by colder temperatures, with a minimum of -12°C (11°F) and a maximum of only 7°C (46°F), bringing the average down to -1°C (31°F). The month sees slightly more precipitation at 91 mm (3.6 in) across 17 days and higher humidity at 95%. For more details on February’s climate, visit Hvammstangi weather in February.

August and March present quite contrasting weather conditions. In August, temperatures range from a minimum of 4°C (39°F) to a maximum of 19°C (66°F), with an average of 10°C (49°F). The month sees around 82 mm (3.2 in) of precipitation over approximately 15 days and maintains a humidity level of 88%. In stark contrast, March experiences colder temperatures, with a minimum of -10°C (15°F) and a maximum of 8°C (47°F), averaging around 0°C (32°F). Precipitation is slightly higher at 85 mm (3.3 in) over about 17 days, and humidity is also higher at 94%. For more detailed insights on March weather, you can check Hvammstangi weather in March.

August and April present stark contrasts in weather. In August, temperatures range from a minimum of 4°C (39°F) to a maximum of 19°C (66°F), with an average of 10°C (49°F), while April's temperatures are notably colder, ranging from a minimum of -10°C (15°F) to a maximum of 10°C (51°F) and averaging just 2°C (36°F). Despite April receiving slightly less precipitation at 76 mm (3.0 in) over 14 days compared to August's 82 mm (3.2 in) over 15 days, both months exhibit high humidity, with April at 87% and August at 88%. For a detailed look at the weather conditions in April, check out Hvammstangi weather in April.

In comparing the weather of August and May, August exhibits a milder climate with average temperatures reaching up to 10°C (49°F), while May's average is significantly cooler at 4°C (40°F). The maximum temperatures in August can peak at 19°C (66°F), offering a more comfortable atmosphere than May's high of only 14°C (58°F). Although August experiences slightly more precipitation with 82 mm (3.2 in) over 15 days compared to May's 63 mm (2.5 in) over 14 days, the humidity levels are quite similar, at 88% for August and 85% for May. For more detailed information, check out Hvammstangi weather in May.

In comparing the weather of June and August, August tends to be warmer overall, with average temperatures reaching 10°C (49°F) compared to June's average of 7°C (46°F). While both months experience significant precipitation, August receives slightly more at 82 mm (3.2 in) over 15 days, versus June's 72 mm (2.8 in) over 14 days. Additionally, August features higher humidity levels at 88%, compared to June's 81%. This combination of warmer temperatures and increased moisture in August makes it feel more humid and potentially less comfortable than the cooler and slightly less humid June. For a detailed look into June weather, you can visit Hvammstangi weather in June.

August weather in Hvammstangi shows a slight increase in maximum temperatures compared to July, with highs averaging around 19°C (66°F) versus July’s 17°C (63°F). Despite the warmer days, August experiences a slightly lower minimum temperature, averaging 4°C (39°F), compared to July's 5°C (40°F). Both months see a similar amount of precipitation, with August receiving 82 mm (3.2 in) and July slightly higher at 85 mm (3.3 in), and both have rainfall on about 15 days. Humidity levels are also comparable, with August at 88% and July at 86%. For more detailed insights on July's weather, check out Hvammstangi weather in July.

August and September showcase a noticeable transition in weather patterns. In August, temperatures are milder, with a minimum of 4°C (39°F) and a maximum of 19°C (66°F), while the average hovers around 10°C (49°F). This month experiences moderate rainfall, totaling 82 mm (3.2 in) over approximately 15 days, accompanied by a high humidity level of 88%.

Conversely, September sees a drop in temperatures, with minimums plunging to 0°C (33°F) and maximums only reaching 14°C (58°F), and an average of 8°C (46°F). Rainfall increases significantly to 168 mm (6.6 in) over 20 days, reflecting the month’s wet and chilly character, along with an uptick in humidity to 92%. For those interested in what September holds, more details can be found at Hvammstangi weather in September.

August weather typically offers milder conditions compared to October, with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 19°C (66°F) and an average of 10°C (49°F). In contrast, October sees cooler temperatures, with a minimum of -5°C (24°F) and an average of just 4°C (40°F), peaking at a maximum of 10°C (50°F). Furthermore, October tends to be wetter, receiving 109 mm (4.3 in) of precipitation over 18 days, compared to August's 82 mm (3.2 in) across 15 days. Humidity levels also rise in October, reaching 93%, while August holds a slightly lower humidity at 88%. For a more detailed look at the weather in October, you can visit Hvammstangi weather in October.

In August, the weather is relatively mild with temperatures ranging from a minimum of 4°C (39°F) to a maximum of 19°C (66°F), and an average of 10°C (49°F). With 82 mm (3.2 in) of precipitation over 15 days, humidity remains high at 88%. In contrast, November brings colder temperatures with a minimum of -10°C (15°F) and an average of just 1°C (34°F), peaking at 11°C (52°F). Precipitation slightly increases to 85 mm (3.4 in) over 17 days, with humidity rising to 94%. For more details on the unique weather conditions in November, visit Hvammstangi weather in November.

In August, temperatures in Hvammstangi range from a brisk 4°C (39°F) at night to a mild 19°C (66°F) during the day, with an average of 10°C (49°F). It experiences 82 mm (3.2 in) of precipitation over 15 days, and humidity levels are relatively high at 88%.

In contrast, December brings much colder weather, with temperatures dipping as low as -11°C (13°F) and averaging around 0°C (32°F), peaking at 9°C (49°F). The month sees an increase in precipitation, totaling 110 mm (4.3 in) over 19 days, coupled with elevated humidity levels of 95%. For more details, you can refer to Hvammstangi weather in December.

Compare Hvammstangi's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Hvammstangi

As summer winds down in Hvammstangi, August offers a unique blend of milder temperatures and increased moisture. While the month experiences moderate highs and lows, the average temperature represents a transition towards the cooler months, bringing with it a refreshing chill. Unlike the dryer summer months, August sees a notable rise in precipitation, with frequent rain often casting a romantic haze over the landscape. This increase in humidity creates a lush and vibrant environment, perfect for nature enthusiasts seeking the last whispers of summer. For those interested in a deeper dive into seasonal patterns, visit Hvammstangi Climate to explore more about the area's weather nuances.