August Weather in Valdez, United States

Last updated: February 24, 2025

In August, Valdez, Alaska experiences a mix of cool temperatures and significant precipitation. The maximum temperature reaches a mild 19°C (67°F), while the average hovers around 8°C (46°F), with lows dipping to a chilly -2°C (28°F). The month is characterized by frequent rain, accumulating to a substantial 192 mm (7.6 in) across 19 days. With a remarkable humidity level of 105%, the atmosphere often feels damp and cool, creating a unique blend of weather that defines the essence of summer in Valdez.

August Temperature in Valdez

August in Valdez, United States marks a noticeable transition in temperatures, offering a brief respite from the biting cold of winter months. As summer peaks, daily temperatures reflect a shift, with minimums around -2°C (28°F) and average highs reaching 19°C (67°F). This warmth is a delightful contrast to the earlier months, where the average hovered below freezing. By August, residents can bask in the mild climate with average temperatures of 8°C (46°F), providing an excellent setting for outdoor activities and enjoying the stunning Alaskan landscapes. However, the subtle shadows of autumn begin to creep in, suggesting that a return to cooler days is just around the corner.

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

The chart illustrates August temperature patterns in Valdez, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec91014273543484639281416
Data source: Temperature data for Valdez 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 Valdez

In August, Valdez experiences a notable surge in precipitation, recording 192 mm (7.6 in) of rainfall spread over 19 days, making it one of the wettest months of the year. This uptick follows a relatively dry July, where only 116 mm (4.6 in) fell across 19 days, indicating a seasonal shift towards more intense rain. As summer transitions to fall, August's precipitation not only surpasses the previous month's totals but also sets the stage for September's even more substantial 223 mm (8.8 in), hinting at the increasingly wet conditions to come. This trend underscores Valdez's climate pattern, where summer months often culminate in heavier downpours, paving the way for the rainy fall season ahead.

August Precipitation Trends in Valdez

The chart displays monthly precipitation patterns in Valdez, 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.
JanFebMarAprMayJunJulAugSepOctNovDec163126117110158140116192224288210298
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Valdez

In August, Valdez, United States, experiences an exceptionally high humidity level of 105%, closely following the peak of 106% recorded in July. This surge signifies the culmination of a remarkably humid summer, where the humidity consistently hovers around the 90% mark from January through June. The trend shows a gradual decline in humidity from early spring, achieving its lowest in April and May at 88%. However, as summer progresses, the humidity swells to its summer extremes, emphasizing Valdez's unique coastal climate. As the season transitions into September, humidity levels drop significantly to 98%, indicating a gradual return to more moderate moisture conditions as the year begins to cool.

August Average Humidity in Valdez

This chart illustrates the average monthly humidity levels in Valdez, 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.
JanFebMarAprMayJunJulAugSepOctNovDec94%92%92%88%88%93%106%105%99%93%96%95%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Valdez

In August, Valdez experiences a UV Index of 7, indicating a high level of sun exposure, with a burn time of just 25 minutes for unprotected skin. This is a slight decrease from the peak UV Index of 9 in July, but it's a clear reminder that sun safety remains crucial during the late summer months. The trend shows a move from the extreme UV levels of June and July to the still significant UV exposure in August, highlighting the importance of protection even as summer draws to a close. As the seasons transition, September will see a moderate UV Index of 5, allowing for a more forgiving outdoor experience. For those planning to soak in the Alaskan sun, it's essential to stay informed on the latest UV trends through resources like the Valdez UV Index.

Maximum UV Index Levels in Valdez for August

The chart shows the monthly maximum UV Index (UVI) for Valdez 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.
JanFebMarAprMayJunJulAugSepOctNovDec123578975311
Data source: Valdez 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 Valdez

In August, Valdez basks in 219 hours of sunlight, a delightful respite from the long winter months that start with just 41 hours in January. The month stands out as a bridge between the vibrant daylight of summer, peaking in May at 251 hours, and the gradual retreat of September, which dwindles to 149 hours. This annual trend highlights the region's gradual increase in daylight, surging impressively from winter and sustaining near the summer peak until mid-August. As the days begin to shorten, August still offers a generous amount of sunshine, characterized by clear skies and warm temperatures that invite both locals and visitors to revel in the natural beauty of this Alaskan gem.

Monthly Sunshine Duration in Valdez: August Highlighted

The August sunshine duration represents the total number of hours Valdez 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.
JanFebMarAprMayJunJulAugSepOctNovDec41h116h197h245h251h250h244h219h149h94h73h29h
Data source: Valdez August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Valdez During August

In Valdez, United States, the likelihood of sunny weather takes an interesting turn throughout the year. As winter gives way to spring, the chance of sunshine rises notably, peaking at 49% in April before dipping again as summer approaches. Interestingly, August sees a moderate 24% likelihood of sun, reflecting a mix of cloud cover and occasional clear skies typical for the season. This trend highlights a gradual decline in sunny days from July's meager 12%, suggesting that while July is often grim, August offers a bit more hope for sun-seekers. As fall approaches, the chance of sunshine further wanes, underscoring the region's characteristic shift toward cloudier, less sunny months. All in all, Valdez presents a unique weather pattern, where the sun can be a rare but welcome visitor, especially in the summer months.

Percentage of Sunny Days in August in Valdez

The chart illustrates the percentage of sunny days in Valdez 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 Valdez experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec15%32%35%49%21%15%12%24%20%6%13%20%
Data source: Valdez August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Valdez in August

As August unfolds in Valdez, daylight begins to wane from the summer peak, offering approximately 15 hours of sunlight. This marks a gradual decline from the vibrant 19 hours enjoyed in June, a time when days feel both endless and energizing. By August, the long days of summer meld into the early hints of autumn, transitioning seamlessly to the shorter daylight of September with 12 hours. The overall trend reflects the striking seasonal shifts characteristic of this Alaskan gem, where the lushness of summer gives way to crisper days, yet the lingering sunshine of August still invites outdoor adventures amidst the stunning landscapes. As the days shorten, it becomes a time to savor the warm rays before the colder months draw near.

Average Daylight Hours in Valdez for August

The chart illustrates the variation in daylight duration in Valdez throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec6h 32m9h 2m11h 53m14h 48m17h 32m19h 8m18h 12m15h 38m12h 47m9h 55m7h 12m5h 37m
Data source: Valdez daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Valdez

In Valdez, United States, the August winds mirror the gentle breeze that characterizes the summer months, with an average wind speed of 1.4 m/s (3 mph). As the year progresses, a slight decrease in wind speed is observed from May through July, where the winds are at their calmest. However, August marks a subtle uptick, hinting at the transitional nature of the season as it shifts towards autumn. Notably, the average wind speeds see a consistent pattern, with the calmest months being May and July. As autumn approaches, wind speeds gradually increase into September, reflecting a seasonal change while maintaining a generally tranquil atmosphere throughout late summer. This cycle of gentle breezes contributes to the serene charm that Valdez is known for, creating an inviting backdrop for both residents and visitors alike.

Average August Wind Speed in Valdez

The chart displays monthly wind speed patterns in Valdez, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.61.71.71.41.21.31.31.4 m/s1.51.41.71.7
Data source: Valdez August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Valdez Compares to Other Months

The weather in Valdez 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 Valdez and find detailed weather information for every month.

The weather in August contrasts sharply with January, highlighting the seasonal extremes. August experiences milder temperatures, ranging from a minimum of -2°C (28°F) to a maximum of 19°C (67°F), with an average of 8°C (46°F), accompanied by significant rainfall of 192 mm (7.6 in) over 19 days. In stark contrast, January's conditions are much harsher, featuring a much colder climate with temperatures plummeting to a minimum of -29°C (-20°F), an average of -13°C (9°F), and a maximum of 0°C (33°F). Although January sees slightly less precipitation at 163 mm (6.4 in) over 13 days, the humidity remains high at 94%. For more detailed weather information, you can refer to Valdez weather in January.

In comparing the weather of August and February, it's clear that these two months present stark contrasts. August enjoys milder temperatures with a minimum of -2°C (28°F), averaging 8°C (46°F), and peaking at 19°C (67°F), while February is much colder, with a minimum of -29°C (-20°F) and an average temperature of -12°C (10°F), only reaching a maximum of -1°C (30°F). In terms of precipitation, August is considerably wetter, receiving 192 mm (7.6 in) over 19 days, whereas February experiences less rainfall at 126 mm (5.0 in) spread over 13 days. Humidity levels are also higher in August, peaking at a staggering 105%, compared to 92% in February. For more details, visit Valdez weather in February.

When comparing the weather in August and March, it's clear that they present contrasting climatic conditions. August boasts a milder temperature range with minimums of -2°C (28°F) and averages reaching 8°C (46°F), while March experiences colder temperatures, with lows of -27°C (-16°F) and an average of -10°C (14°F). Precipitation levels are higher in August at 192 mm (7.6 in) over 19 days, compared to March, which sees 117 mm (4.6 in) over just 13 days. Additionally, August's humidity is remarkably high at 105%, significantly higher than March's 92%. For more detailed information regarding the weather conditions in March, you can refer to Valdez weather in March.

When comparing the weather in August and April, notable differences emerge. In August, temperatures range from a chilly minimum of -2°C (28°F) to a pleasant maximum of 19°C (67°F), with an average temperature of 8°C (46°F). The month experiences significant rainfall, accumulating 192 mm (7.6 in) over 19 days, accompanied by high humidity at 105%. In contrast, April showcases much colder conditions, with temperatures dipping to a minimum of -25°C (-13°F) and averaging -3°C (27°F), reaching a maximum of 11°C (52°F). Precipitation is also lower in April, totaling 110 mm (4.3 in) across 13 days, with humidity at 88%. For more details, you can visit Valdez weather in April.

When comparing the weather in August and May, it becomes clear that August is generally milder, with temperatures ranging from a minimum of -2°C (28°F) to an average of 8°C (46°F) and a maximum of 19°C (67°F). In contrast, May experiences cooler temperatures, with a minimum of -8°C (18°F), an average of 2°C (35°F), and a maximum of 13°C (56°F). Additionally, August sees more precipitation, totaling 192 mm (7.6 in) over 19 days, compared to May's 158 mm (6.2 in) over 18 days. Humidity levels are also higher in August at 105%, compared to 88% in May. For more details on May weather specifically, you can visit Valdez weather in May.

When comparing the weather in August to that of June, August tends to be slightly warmer, with an average temperature of 8°C (46°F) compared to June's 6°C (44°F). The maximum temperatures in August reach up to 19°C (67°F), while June can peak at 21°C (70°F). However, August is marked by significantly higher precipitation levels, totaling 192 mm (7.6 in) over 19 days, compared to June’s 140 mm (5.5 in) over 22 days. Additionally, humidity is higher in August at 105%, versus 93% in June, resulting in a wetter and more humid climate as summer draws to a close. For more detailed insights into June weather, visit Valdez weather in June.

In comparison of the weather between July and August, August tends to be cooler with maximum temperatures reaching only 19°C (67°F) compared to July's highs of 23°C (73°F). While August has a slightly lower minimum temperature of -2°C (28°F), the average temperature is only marginally cooler at 8°C (46°F) compared to July's 9°C (49°F). Notably, August experiences significantly more precipitation, with 192 mm (7.6 in) recorded over 19 days, whereas July sees only 116 mm (4.6 in) during the same number of days. Humidity levels are similarly high, with August at 105% and July slightly higher at 106%. For a more detailed look at July’s weather, you can check out Valdez weather in July.

The weather in August is generally milder than in September, with average temperatures ranging from a minimum of -2°C (28°F) to a maximum of 19°C (67°F). In contrast, September sees lower averages, with temperatures dropping to a minimum of -15°C (5°F) and peaking at only 13°C (56°F). Additionally, September experiences slightly more precipitation, totaling 223 mm (8.8 in), compared to August's 192 mm (7.6 in), both occurring over about 19 days. Humidity levels remain high in both months, but August has a slightly higher humidity at 105%, while September’s level is at 98%. For a more detailed view of what to expect, you can visit Valdez weather in September.

August and October in Valdez present quite distinct weather patterns. In August, temperatures range from a chilly minimum of -2°C (28°F) to a maximum of 19°C (67°F), with an average of 8°C (46°F). The month experiences significant precipitation, totaling 192 mm (7.6 in) over 19 days and a particularly high humidity of 105%. In comparison, October sees a sharper drop in temperatures, with min temperatures plummeting to -18°C (0°F) and an average of -2°C (29°F). While the maximum temperature reaches only 9°C (49°F), October also has increased rainfall, totaling 288 mm (11.3 in) across 20 days, but with slightly lower humidity at 93%. For more detailed insights about October weather, check out Valdez weather in October.

August and November present stark contrasts in weather. In August, temperatures range from a minimum of -2°C (28°F) to a maximum of 19°C (67°F), with an average around 8°C (46°F). This month sees significant precipitation, totaling 192 mm (7.6 in) over 19 days, paired with a humidity level reaching an unusual 105%. In contrast, November brings much colder conditions, with temperatures plummeting from a minimum of -28°C (-19°F) to a maximum of just 2°C (36°F), averaging -10°C (14°F). Precipitation in November is slightly higher at 210 mm (8.3 in) over 17 days, accompanied by a lower, yet high humidity of 96%. For more detailed insights about November weather, you can check Valdez weather in November.

In August, the weather is relatively mild with temperatures ranging from a minimum of -2°C (28°F) to a maximum of 19°C (67°F), averaging around 8°C (46°F). This month sees significant rainfall, with a total precipitation of 192 mm (7.6 in) over 19 days and high humidity levels at 105%. In contrast, December brings frigid temperatures, dropping as low as -23°C (-9°F) and averaging -9°C (16°F), with a maximum of only 2°C (36°F). Precipitation increases to 298 mm (11.7 in) across 22 days, while humidity remains high at 95%. The stark difference in temperature and precipitation highlights the dramatic shift in weather from the warmth of August to the chill of December. For more detailed insights, check Valdez weather in December.

Compare Valdez's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Valdez

August in Valdez presents a unique atmospheric blend, characterized by relatively mild temperatures that are higher than the chilly spring and fall months but still cooler than the peak summer warmth. The month experiences a significant amount of rainfall, marking it as one of the rainiest periods of the year, with nearly 19 days of precipitation contributing to an overall humidity level that often feels quite oppressive. Despite the occasional sunshine, the weather remains unpredictable, swinging from comfortable moments to damp and cool conditions. For a deeper understanding of how these trends shape Valdez, you can explore more at Valdez Climate.