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.
Chambersburg Weather in September
September in Chambersburg brings high temperatures, with daytime highs of 25°C (77°F) and nights around 14°C (57°F). Quite a bit of rainfall is expected, around 85 mm (3.3 in), so pack an umbrella.
Rainfall in Chambersburg in September
Rain is expected on roughly 9 days, totalling around 85 mm (3.3 in) for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.
Temperature in Chambersburg in September
Chambersburg in September has excellent weather. Days reach 25°C (77°F) and nights cool to 14°C (57°F). This kind of day-to-night contrast is typical for this time of year. At 14°C (57°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Chambersburg.
Chambersburg Temperature in September
Min Temperature
14°C (57°F)
Max Temperature
25°C (77°F)
Chance of Rain
30%
Precipitation
85 mm (3.3 in)
Rainy days
9 days
Chambersburg Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Chambersburg - 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 Chambersburg in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes.
What To Do in Chambersburg in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling7/10 -
Walking7/10 -
Camping8/10 -
Outdoor sports7/10
Chambersburg 3-Day Forecast
More climate data for Chambersburg
See the full Chambersburg 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.
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