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.
Oswego Weather in September
With daytime temperatures of 25°C (77°F) and nighttime lows of 12°C (54°F), September in Oswego brings high temperatures during the day. Do keep in mind that quite a bit of rainfall is typical. Around 84 mm (3.3 in) falls on average.
Rainfall in Oswego in September
Typically, about 9 days will experience rainfall, with an average of 84 mm (3.3 in) for the month. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Oswego in September
The temperature in Oswego in September is excellent. Daytime highs reach 25°C (77°F), with nights dropping to 12°C (54°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights drop to around 12°C (54°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.
Sunshine in Oswego in September
Enjoy a sunny month with about 226 hours of sunshine, the clear skies make Oswego even more beautiful.Our weather planner can help you find worldwide destinations with pleasant weather during this period. September typically offers the best weather for Oswego.
Oswego Temperature in September
Min Temperature
12°C (54°F)
Max Temperature
25°C (77°F)
Chance of Rain
30%
Precipitation
84 mm (3.3 in)
Rainy days
9 days
Humidity
71% *
Sunshine
226 hours *
Percentage Sunshine
60% *
* Data from: Chicago, the United States of America (50 KM, 31 Miles).
Oswego Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Oswego - 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 Oswego in September
Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Oswego in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling9/10 -
Walking9/10 -
Barbeque8/10 -
Camping8/10 -
Outdoor sports9/10
Oswego 3-Day Forecast
More climate data for Oswego
Temperature Rainfall Sunshine Humidity
See the full Oswego 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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Yosemite National Park is definitely worth a visit
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