Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
Glen Mills Weather in September
September in Glen Mills brings high temperatures, with daytime highs of 26°C (79°F) and nights around 14°C (57°F). Quite a bit of rainfall is expected, around 116 mm (4.6 in), so pack an umbrella.
Rainfall in Glen Mills in September
You can typically expect 9 days of rain this month, averaging around 116 mm (4.6 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Glen Mills in September
September in Glen Mills brings high temperatures, with highs of 26°C (79°F) and nights around 14°C (57°F). Overall, the month follows a fairly predictable daily temperature pattern. Nights cool down to 14°C (57°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.
Sunshine in Glen Mills in September
Enjoy a sunny month with about 218 hours of sunshine, the clear skies make Glen Mills even more beautiful.If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.
Glen Mills Temperature in September
Min Temperature
14°C (57°F)
Max Temperature
26°C (79°F)
Chance of Rain
30%
Precipitation
116 mm (4.6 in)
Rainy days
9 days
Humidity
72% *
Sunshine
218 hours *
Percentage Sunshine
59% *
* Data from: Philadelphia, the United States of America (28 KM, 17 Miles).
Glen Mills Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Glen Mills - and find the best time to visit.
Best Places in the United States of America in September
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 September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Glen Mills in September
Warm weather calls for comfortable, breathable clothing in September. 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. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
What To Do in Glen Mills in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Glen Mills 3-Day Forecast
More climate data for Glen Mills
Temperature Rainfall Sunshine Humidity
See the full Glen Mills climate overview or explore weather in the United States of America.
Popular in September
Where to go in September - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
Yosemite National Park is definitely worth a visit
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