Flagstaff Weather in August
With daytime temperatures of 26°C (79°F) and nighttime lows of 11°C (52°F), August in Flagstaff brings high temperatures during the day. It is also the wettest month of the year, so pack an umbrella.
Rainfall in Flagstaff in August
Since this month has the highest rainfall, keep an umbrella with you to handle sudden showers. You can expect rain on around 17 days based on historical patterns, with 95 mm (3.7 in) average for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.
Temperature in Flagstaff in August
The temperature in Flagstaff in August is excellent. Daytime highs reach 26°C (79°F), with nights dropping to 11°C (52°F). Summer occurs in August. This kind of day-to-night contrast is typical for this time of year. Nights cool down to 11°C (52°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Flagstaff's climate page.
Flagstaff Temperature in August
Min Temperature
11°C (52°F)
Max Temperature
26°C (79°F)
Chance of Rain
56%
Precipitation
95 mm (3.7 in)
Rainy days
17 days
Best Places in the United States of America in August
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in August →
perfect weather
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What to Wear in Flagstaff in August
Warm weather calls for comfortable, breathable clothing in August. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho.What To Do in Flagstaff in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Flagstaff's climate page.
See the full Flagstaff climate overview or explore weather in the United States of America.
