Yes

you do need a jacket based on the weather in Spring Valley, NY 10977, USA 1 second ago

Why? Because the air feels like the cozy middle ground between summer and winter!
50°F10°C & Cloudy

Wind is 7 mph11 km/h from the West, gusting to 17 mph27 km/h
May 25
1am50°F10°C7 mph12 km/h WestMostly Clear
2am50°F10°C7 mph12 km/h WestMostly Clear
3am49°F9°C8 mph12 km/h WestMostly Clear
4am49°F9°C7 mph12 km/h NorthwestMostly Clear
5am48°F9°C8 mph13 km/h WestMostly Clear
6am49°F9°C9 mph14 km/h NorthwestMostly Clear
7am51°F11°C9 mph15 km/h NorthwestMostly Clear
8am54°F12°C10 mph16 km/h NorthwestMostly Clear
9am56°F13°C11 mph18 km/h NorthwestPartly Cloudy
10am58°F14°C11 mph18 km/h NorthwestPartly Cloudy
11am59°F15°C11 mph18 km/h NorthwestMostly Cloudy
12pm60°F16°C11 mph18 km/h NorthwestMostly Cloudy
DateLowHighWindDayNight
May 2548°F9°C63°F17°C10 mph17 km/h from NorthwestPartly CloudyMostly Clear
May 2647°F9°C69°F20°C6 mph10 km/h from NorthMostly ClearMostly Clear
May 2749°F9°C72°F22°C3 mph5 km/h from SouthMostly CloudyMostly Cloudy
May 2854°F12°C65°F18°C4 mph7 km/h from SouthDrizzleDrizzle
May 2955°F13°C68°F20°C6 mph10 km/h from SouthDrizzleDrizzle
May 3057°F14°C73°F23°C6 mph10 km/h from WestPartly CloudyMostly Cloudy
May 3154°F12°C68°F20°C4 mph6 km/h from WestDrizzlePartly Cloudy

Yes

Low of 47°F9°C, High of 69°F21°C
Wind: 6 mph10 km/h
Precipitation: None

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