Winterthur, DE 14 Day Weather - 19735 WeatherWorld.com
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Winterthur, DE Weather Forecast


Winterthur, DE Weather Forecast Dated: 1050 AM Wed Sep 02 2026 (Winterthur Time)
Expect a very warm period with a mix of sun and clouds and frequent chances of rain over the coming period. generally humid conditions and no major pressure swings will dominate. A few thunderstorms possible.
Wednesday, September 2, 2026
Mid-Morning
70°F 21°C
Light Rain
Mid-Afternoon
77°F 25°C
Light Rain
Early-Evening
75°F 24°C
Light Showers
Pleasant near 77°F 25°C, rounds of showers expected off and on all day, with lower humidity and steady pressure. Thunderstorms possible in the afternoon and evening. Winds turning from the ENE to the SE at 6 mph 10 km/h.
Thursday, September 3, 2026
Mid-Morning
71°F 22°C
Light Fog
Mid-Afternoon
86°F 30°C
Nearby Thunderstorms
Early-Evening
84°F 29°C
Nearby Thunderstorms
Quite warm reaching 86°F 30°C, feeling like 92°F 33°C during peak afternoon, locally heavy thunderstorms at times, with lower humidity and barometric pressure falling. A stray shower or storm late in the day. Winds switching from the ESE to the SSW at 4 mph 7 km/h.
Friday, September 4, 2026
Mid-Morning
75°F 24°C
Sunny
Mid-Afternoon
87°F 31°C
Cloudy
Early-Evening
81°F 27°C
Overcast
Very warm near 87°F 31°C, though humidity makes it feel like 91°F 33°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. A stray shower or storm late in the day. Winds NW at 10 mph 16 km/h.
Saturday, September 5, 2026
Mid-Morning
71°F 22°C
Sunny
Mid-Afternoon
82°F 28°C
Cloudy
Early-Evening
73°F 23°C
Partly Cloudy
Warm temperatures up to 82°F 28°C, sunny in the morning, cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds out of the NNW at 7 mph 12 km/h.
Sunday, September 6, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
78°F 25°C
Cloudy
Early-Evening
70°F 21°C
Overcast
Mild with a high of 78°F 25°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds shifting from the NNE to the SE at 5 mph 8 km/h.
Monday, September 7, 2026
Mid-Morning
66°F 19°C
Sunny
Mid-Afternoon
78°F 25°C
Overcast
Early-Evening
72°F 22°C
Overcast
Pleasant near 78°F 25°C, sunny in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds turning from the ESE to the S at 7 mph 12 km/h.
Tuesday, September 8, 2026
Mid-Morning
69°F 21°C
Overcast
Mid-Afternoon
71°F 22°C
Heavy Rain Showers
Early-Evening
68°F 20°C
Light Showers
Comfortable with temperatures reaching 71°F 22°C, drier morning followed by showers lasting through evening, with increasing humidity and barometric pressure falling. Winds out of the SSW at 7 mph 12 km/h. Gusts up to 25 mph 41 km/h.
Wednesday, September 9, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
70°F 21°C
Sunny
Early-Evening
65°F 19°C
Overcast
Enjoyable around 70°F 21°C, sunny in the morning, partly cloudy in the afternoon, and cloudy this evening, with lower humidity and steady pressure. Winds moving from the NNE to the WNW at 4 mph 6 km/h.
Thursday, September 10, 2026
Mid-Morning
62°F 17°C
Sunny
Mid-Afternoon
74°F 23°C
Overcast
Early-Evening
72°F 22°C
Sunny
Mild temperatures up to 74°F 23°C, sunny in the morning, overcast in the afternoon, and partly cloudy this evening, with steady humidity and barometric pressure falling. Winds swinging from the S to the SSW at 11 mph 17 km/h. Gusts up to 27 mph 42 km/h.
Friday, September 11, 2026
Mid-Morning
77°F 25°C
Sunny
Mid-Afternoon
97°F 36°C
Sunny
Early-Evening
91°F 32°C
Sunny
Sizzling hot near 97°F 36°C with a heat index reaching 106°F 41°C, sunny throughout the day, with lower humidity and steady pressure. Winds shifting from the SW to the NW at 11 mph 18 km/h. Gusts up to 28 mph 44 km/h.
Saturday, September 12, 2026
Mid-Morning
69°F 21°C
Partly Cloudy
Mid-Afternoon
71°F 22°C
Sunny
Early-Evening
71°F 22°C
Sunny
Pleasant near 71°F 22°C, overcast in the morning, cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds turning from the NNW to the N at 9 mph 14 km/h. Gusts up to 20 mph 32 km/h.
Sunday, September 13, 2026
Mid-Morning
64°F 18°C
Cloudy
Mid-Afternoon
76°F 24°C
Partly Cloudy
Early-Evening
71°F 22°C
Cloudy
Comfortable with temperatures reaching 76°F 24°C, overcast in the morning, sunny in the afternoon, and cloudy this evening, with steady humidity and steady pressure.
Monday, September 14, 2026
Mid-Morning
73°F 23°C
Partly Cloudy
Mid-Afternoon
84°F 29°C
Scattered Showers
Early-Evening
81°F 27°C
Light Showers
Warm and summery around 84°F 29°C (feels like 89°F 32°C), periods of heavy rain and gusty conditions, with steady humidity and barometric pressure falling. Winds switching from the SSW to the WSW at 6 mph 9 km/h. Gusts up to 20 mph 33 km/h.
Tuesday, September 15, 2026
Mid-Morning
65°F 18°C
Overcast
Mid-Afternoon
71°F 22°C
Overcast
Early-Evening
66°F 19°C
Cloudy
Mild temperatures up to 71°F 22°C, overcast through the afternoon, turning cloudy this evening, with lower humidity and steady pressure. Winds moving from the N to the WSW at 8 mph 13 km/h.
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