August Weather in Saint George, United States

Last updated: February 24, 2025

In August, Saint George, United States, experiences sweltering heat, with maximum temperatures soaring to 42°C (108°F) and an average of 30°C (86°F). This month typically sees a minimum temperature of 15°C (59°F), providing some relief during cooler nights. With only 11 mm (0.4 in) of precipitation spread across 2 days, the humidity remains low at 31%, contributing to the desert-like conditions. Prepare for a mix of sunshine and minimal rainfall as the vibrant backdrop of summer lingers in this captivating region.

August Temperature in Saint George

In Saint George, United States, the month of August maintains a vibrant continuation of summer with minimum temperatures resting at a comfortable 15°C (59°F). The weather is generally warm, marked by an average temperature of 30°C (86°F) and peaking at a sweltering 42°C (108°F). As summer reaches its zenith, August reflects a trend of rising temperatures established in the previous months, particularly following July's peak. The warm climate offers plenty of opportunities for outdoor activities, all while serving as a precursor to the gradual cooling of September. This warm embrace from August encapsulates the essence of summer, making it a favorite for residents and visitors alike.

August Weather in Saint George: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Saint George, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec404351627083878677615141
Data source: Temperature data for Saint George 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 Saint George

In August, Saint George experiences a notable dip in precipitation, with only 11 mm (0.4 in) of rain recorded over just 2 days. This trend mirrors the low rainfall of the preceding month, July, which saw a modest 18 mm (0.7 in). The overall pattern suggests a drying trend as summer progresses, contrasting sharply with the wettest months earlier in the year, such as March, which brings in 51 mm (2.0 in) of rain across 9 days. As the year transitions into late summer, the dry conditions begin to set in, paving the way for the drier fall months ahead.

August Precipitation Trends in Saint George

The chart displays monthly precipitation patterns in Saint George, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3938511414118118193029
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

August Humidity in Saint George

In August, humidity in Saint George remains relatively low at 31%, following a steady decline since May. The transition from the dampness of winter months, with humidity peaking at 82% in February, shows a clear pattern moving towards drier conditions throughout the summer. June and July experience the most arid weather, with humidity dropping to an impressive 34% and 30%, respectively. As summer wanes into September, a gradual increase is expected, rising to 47%. This trend indicates the characteristic shift from the dry heat of summer back to more humid conditions as autumn approaches, highlighting Saint George's transformation from a dry summer haven to a moderately humid environment as the year progresses.

August Average Humidity in Saint George

This chart illustrates the average monthly humidity levels in Saint George, 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.
JanFebMarAprMayJunJulAugSepOctNovDec80%82%72%62%45%34%30%31%47%62%77%80%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Saint George

In August, Saint George experiences an extreme UV Index of 11, closely mirroring the conditions of the preceding months. With just 10 minutes of burn time, residents and visitors alike should be vigilant about sun protection. This trend of high UV levels begins in the warmer months, peaking in June and July with a UV Index of 12, before slightly tapering off as fall approaches. As summer transitions to fall, the UV Index gradually decreases, transitioning from 11 in August to 10 in September and further down to 7 in October. Staying informed and protected during these peak months is essential for enjoying the radiant sunshine safely. For more insights on UV levels, check out Saint George UV Index.

Maximum UV Index Levels in Saint George for August

The chart shows the monthly maximum UV Index (UVI) for Saint George 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.
JanFebMarAprMayJunJulAugSepOctNovDec468101112121110754
Data source: Saint George 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 Saint George

As summer wanes into August, Saint George basks in a generous 362 hours of sunshine, a vibrant culmination of warmer months. This sunshine trend has been a steady climb since the year’s start, with January’s modest 174 hours blossoming into a radiant 385 hours in June and 384 hours in July. While August's hours reflect a slight dip as the season edges towards fall, they remain robust, showcasing the area’s climatic allure. Following August, September will see a natural retreat to 321 hours, yet the sunshine throughout these summer months emphasizes the city's appeal for sun-seekers looking to enjoy the great outdoors in a sun-drenched paradise.

Monthly Sunshine Duration in Saint George: August Highlighted

The August sunshine duration represents the total number of hours Saint George 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.
JanFebMarAprMayJunJulAugSepOctNovDec174h228h281h325h371h385h384h362h321h293h250h218h
Data source: Saint George August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Saint George During August

August in Saint George, United States, boasts a notable likelihood of sunny weather, with an impressive 81% chance of sunshine. This trend follows a promising trajectory from the spring months, where the likelihood surged to an 82% chance in May. Although slightly dipping during the peak of summer in July to a 54% probability, August reclaims much of the sun-drenched glory characteristic of the region. As summer transitions into early autumn, September tops the charts with an 85% chance of clear skies, suggesting that while August remains bright, the sunny season continues to shine brightly in this desert locale. Overall, the early fall months promise ample sunshine, making Saint George a prime destination for those in search of warm, clear days.

Percentage of Sunny Days in August in Saint George

The chart illustrates the percentage of sunny days in Saint George 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 Saint George experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec55%70%63%74%82%70%54%81%85%67%73%54%
Data source: Saint George August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Saint George in August

In Saint George, United States, August marks a slight shift in daylight duration as the summer season begins to wane. Following a peak of 14 hours of daylight in June and July, August offers 13 hours of sunlight, providing still ample opportunity to bask in the warm desert sun. As we transition from the height of summer, this gradual decrease foreshadows the arrival of shorter days in autumn. In the months that follow, daylight will continue to decline, highlighting the seasonal rhythm of this vibrant region. Enjoying the persevering warmth of August encourages outdoor activities while embracing the beautiful hues that herald the changing season.

Average Daylight Hours in Saint George for August

The chart illustrates the variation in daylight duration in Saint George throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 55m10h 49m11h 59m13h 10m14h 10m14h 39m14h 23m13h 30m12h 21m11h 11m10h 9m9h 38m
Data source: Saint George daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Saint George

In August, the wind in Saint George continues its gentle embrace, with an average speed of 2.2 m/s (5 mph), slightly higher than the preceding months. This pattern reflects a mild uptick in wind activity as summer begins its slow fade, showing a consistent breeze that has hovered around 2.0 to 2.6 m/s (4 to 6 mph) throughout the warmer months. As we transition from July’s softer gusts, August maintains a pleasant yet unobtrusive atmosphere, perfect for outdoor activities. This tranquility is characteristic of late summer, making it a delightful time to enjoy the fresh air before the cooler months set in, when wind speeds gracefully dip again in September.

Average August Wind Speed in Saint George

The chart displays monthly wind speed patterns in Saint George, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.92.12.42.62.62.52.02.2 m/s2.02.11.72.0
Data source: Saint George August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Saint George Compares to Other Months

The weather in Saint George 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 Saint George and find detailed weather information for every month.

The weather in August is characterized by warm temperatures, with an average of 30°C (86°F) and peaks reaching a scorching 42°C (108°F). In contrast, January brings a dramatic shift, with temperatures dropping to a chilly average of 5°C (40°F) and lows plunging as low as -9°C (16°F). August experiences relatively low precipitation, only about 11 mm (0.4 in) over just two days, while January sees more rainfall at 39 mm (1.6 in) spread across five days. Additionally, the humidity level in August is a comfortable 31%, whereas January is much more humid at 80%. For more detailed information on the winter climate, check out Saint George weather in January.

The weather in August and February presents a striking contrast. August boasts high temperatures, averaging around 30°C (86°F), with maximums reaching up to 42°C (108°F); however, it experiences minimal rainfall, averaging only 11 mm (0.4 in) over just two days and a low humidity of 31%. In stark comparison, February sees much colder temperatures, with an average of 6°C (44°F) and minimums dipping to -9°C (16°F). This month also experiences more precipitation, totaling 38 mm (1.5 in) over six days and a high humidity of 82%. For a deeper look at February conditions, check out Saint George weather in February.

The comparison between August and March weather illustrates a stark contrast in temperature and precipitation patterns. August boasts a warm climate, with average temperatures reaching a sizzling 30°C (86°F) and highs soaring to 42°C (108°F), accompanied by low humidity at 31% and minimal precipitation of only 11 mm (0.4 in) over just 2 days. In contrast, March experiences a cooler atmosphere, with averages around 11°C (52°F) while the temperature can dip to a chilly -4°C (24°F) at night. Additionally, March is much wetter, receiving 51 mm (2.0 in) of rain across 9 days, and has significantly higher humidity levels at 72%. For more detailed insights into March weather patterns, visit Saint George weather in March.

April and August showcase striking contrasts in weather conditions. In April, temperatures range from a chilly minimum of -1°C (31°F) to a comfortable average of 16°C (62°F), peaking at 33°C (92°F). This month experiences slightly higher precipitation with 14 mm (0.5 in) over two days and more humidity at 62%. Conversely, August boasts a significantly warmer climate, with temperatures starting at a minimum of 15°C (59°F) and soaring to an average of 30°C (86°F) and a maximum of 42°C (108°F). The month sees less precipitation, totaling 11 mm (0.4 in) over two days, coupled with lower humidity at 31%. For more detailed insights, you can refer to Saint George weather in April.

When comparing the weather in August and May, it's clear that August is significantly hotter, with average temperatures soaring up to 30°C (86°F) and maximums reaching as high as 42°C (108°F). In contrast, May offers milder conditions, with an average temperature of 21°C (70°F) and maximums peaking at 38°C (100°F). Precipitation in August is relatively low at 11 mm (0.4 in) over just 2 days, while May experiences slightly higher rainfall of 14 mm (0.6 in) over 3 days. Additionally, humidity levels are lower in August at 31%, compared to 45% in May, making May feel more humid despite its cooler temperatures. For more information, you can check out Saint George weather in May.

When comparing the weather in August and June, it is evident that both months can experience extreme heat, with maximum temperatures soaring up to 42°C (108°F) in each. However, August tends to be hotter overall, featuring a higher average temperature of 30°C (86°F), compared to June's average of 28°C (83°F). Additionally, August is characterized by slightly lower humidity at 31%, while June's humidity sits a bit higher at 34%. Precipitation patterns also differ; August receives a modest 11 mm (0.4 in) of rain over two days, while June typically remains dry, with only 1 mm recorded and no rainy days. For more details on June weather in Saint George, you can visit Saint George weather in June.

In comparing the weather of July and August, both months experience warm temperatures and relatively low humidity. July typically has a slightly higher average temperature of 31°C (87°F) and can reach a maximum of 43°C (110°F), while August sees a slight decline, with an average temperature of 30°C (86°F) and a maximum of 42°C (108°F). Precipitation is also more frequent in July, with 18 mm (0.7 in) recorded over 4 days compared to August's 11 mm (0.4 in) over just 2 days. Overall, while both months are characterized by heat, July tends to be slightly hotter and wetter. For more insights on July weather, you can visit Saint George weather in July.

August and September present a notable shift in weather patterns. In August, temperatures soar with a minimum of 15°C (59°F) and an average of 30°C (86°F), peaking at a scorching 42°C (108°F). The month sees low precipitation with only 11 mm (0.4 in) over just 2 days and relatively low humidity at 31%. In contrast, September brings a cooler atmosphere with a minimum temperature dropping to 6°C (43°F) and an average of 25°C (77°F). Although the maximum temperature remains high at 41°C (107°F), the month's precipitation decreases slightly to 8 mm (0.3 in) over just 1 day, and humidity rises to 47%. For more detailed information on September weather, you can visit Saint George weather in September.

August and October present drastically different weather conditions. In August, temperatures soar with an average high of 30°C (86°F) and peaks reaching up to 42°C (108°F), while the low rests at a mild 15°C (59°F). Humidity remains low at 31%, and the month sees minimal precipitation of just 11 mm (0.4 in) over two days. In contrast, October experiences a notable drop in temperatures, with average highs around 16°C (61°F) and frosty lows plummeting to -5°C (23°F). The humidity increases significantly to 62%, and precipitation rises to 19 mm (0.8 in) over the same two-day span. For more specific details on October weather, you can visit Saint George weather in October.

August and November present stark contrasts in weather. In August, temperatures soar with a minimum of 15°C (59°F) and an average high of 30°C (86°F), reaching up to a scorching 42°C (108°F). The month is relatively dry, with only 11 mm (0.4 in) of precipitation over two days and a low humidity level of 31%. In contrast, November ushers in cooler temperatures, featuring a minimum of -7°C (20°F) and an average high of 11°C (51°F), peaking at 27°C (81°F). The month is also wetter, accumulating 30 mm (1.2 in) of rainfall over two days, alongside significantly higher humidity at 77%. For more detailed insights, you can refer to Saint George weather in November.

In August, the weather is characterized by warm temperatures, with averages around 30°C (86°F) and a maximum that can reach up to 42°C (108°F). The month is relatively dry, experiencing only 11 mm (0.4 in) of precipitation over about 2 days, and maintaining a low humidity level of 31%. In contrast, December brings a much colder climate, with average temperatures dropping to around 5°C (41°F) and minimums plummeting to -8°C (18°F). December sees increased precipitation of 29 mm (1.2 in) over 5 days, accompanied by a significantly higher humidity level of 80%. For more detailed insights, you can visit Saint George weather in December.

Compare Saint George's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Saint George

As August unfolds in Saint George, it ushers in a warm embrace, characterized by sweltering temperatures that peak impressively high while maintaining a relatively manageable average. Unlike the cooler months that precede it, the dry conditions and low humidity make the heat more bearable, allowing for outdoor activities under the clear desert sky. With minimal rainfall over just a couple of days, August epitomizes the dry season, setting it apart from other months that may experience more frequent precipitation. For those looking to explore this vibrant region, understanding the weather nuances is essential, and you can find more information about the climate throughout the year at Saint George Climate.