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.
Rock Falls Weather in September
September in Rock Falls brings high temperatures, with daytime highs of 25°C (77°F) and nights around 11°C (52°F). Quite a bit of rainfall is expected, around 84 mm (3.3 in), so pack an umbrella.
Rainfall in Rock Falls in September
Past climate data indicates that roughly 8 days will see rain, totalling around 84 mm (3.3 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.
Temperature in Rock Falls in September
Rock Falls has excellent weather in September, with days reaching 25°C (77°F) and nights cooling to 11°C (52°F). Overall, the month follows a fairly predictable daily temperature pattern. Nights drop to around 11°C (52°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Rock Falls Temperature in September
Min Temperature
11°C (52°F)
Max Temperature
25°C (77°F)
Chance of Rain
27%
Precipitation
84 mm (3.3 in)
Rainy days
8 days
Rock Falls Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Rock Falls - 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 Rock Falls in September
For Rock Falls in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho.
What To Do in Rock Falls in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling9/10 -
Walking9/10 -
Camping8/10 -
Outdoor sports9/10
Rock Falls 3-Day Forecast
More climate data for Rock Falls
See the full Rock Falls 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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Need travel inspiration? Check out our bucket list articles and be inspired.
Yosemite National Park is definitely worth a visit
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