August weather forecast
Utah, USA

August in Utah, while continuing the summer narrative, starts hinting at the approaching autumn. Throughout the state, average high temperatures usually fluctuate between 75°F (23.9°C) and 95°F (35°C). As the month progresses, a subtle but discernible drop in temperatures, especially towards the end, begins to be felt.

Salt Lake City, and other central areas, might see a spike in rainfall due to monsoonal patterns pushing up from the south. These rains can be a double-edged sword—while they offer a refreshing change from the summer heat, they can also lead to flash floods, particularly in slot canyons or wash areas. The southern region, including locales like Saint George, continues to endure high temperatures but may also benefit from the occasional rain, offering brief respites.

Contrasting with July, August shows a mild decrease in temperature averages, especially in its concluding days. The longer nights begin to offer cooler temperatures, making evenings and early mornings more comfortable. Thunderstorms, accompanied by lightning displays, remain a common feature, especially in the mountainous terrains. As August winds down and September unveils itself, Utah anticipates the cooler breezes of autumn, with landscapes poised to transform into a tapestry of colors.

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• Salt Lake City - August »
  The month with the least rainfall in Salt Lake City is August, when the rain falls for 4.8 days and typically collects 0.2" (5mm) of precipitation. The months with the most sunshine are July and August, with an average of 12h of sunshine.
• Provo - August »
  The month with the least rainfall in Provo is August, when the rain falls for 6.5 days and typically collects 0.51" (13mm) of precipitation. The month with the most sunshine in Provo is August, with an average of 12h of sunshine.
• West Valley City - August »
  In West Valley City, during August, the rain falls for 6.3 days and regularly aggregates up to 0.51" (13mm) of precipitation. In West Valley City, during August, the rain falls for 6.3 days and regularly aggregates up to 0.51" (13mm) of precipitation.
• Orem - August »
  In August, in Orem the rain falls for 9.3 days. The onset of August in Orem marks an average high-temperature of a still moderately hot 81.1°F (27.3°C), hardly differing from July's 83.3°F (28.5°C).
• Sandy - August »
  Sandy's weather, upon August's arrival, documents an average high-temperature of a hot 93.9°F (34.4°C), nearly identical to the prior month. The month of August signals the ongoing lively summer season in Sandy, Utah.
• Ogden - August »
  June through August, with an average maximum UV index of 6, are months with the highest UV index in Ogden, Utah. In Ogden snow does not fall in June through August.
• Layton - August »
  In Layton during August, the rain falls for 6 days and regularly aggregates up to 0.43" (11mm) of precipitation. July and August, with an average of 11.9h of sunshine, are months with the most sunshine in Layton, Utah.
• South Jordan - August »
  On the last day of August, in South Jordan sunrise is at 6:54 am and sunset at 8:00 pm MDT. The months with the highest UV index in South Jordan, Utah, are June through August, with an average maximum UV index of 6.
• Lehi - August »
  In Lehi, Utah, in August, it is raining for 9.7 days, with typically 0.94" (24mm) of accumulated precipitation. On the last day of August, in Lehi sunrise is at 6:54 am and sunset at 8:00 pm MDT.
• Millcreek - August »
  In Millcreek during August, the rain falls for 8.5 days and regularly aggregates up to 0.71" (18mm) of precipitation. On the first day of August in Millcreek, sunrise is at 6:25 am and sunset at 8:42 pm.
• Logan - August »
  August in Logan, Utah, remains within the embrace of summer, though with marginally lowered temperatures compared to July, averaging a high of 81.1°F (27.3°C). On the first day of August in Logan, sunrise is at 6:22 am and sunset at 8:44 pm.
• Murray - August »
  On the last day of August, in Murray, sunrise is at 6:54 am and sunset at 8:00 pm MDT. As Murray welcomes August, the average high-temperature is noted at a still moderately hot 82°F (27.8°C), closely aligning with the preceding month.