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Rock Stream, NY Weather Forecast
Rock Stream, NY Weather Forecast Dated: 121 AM Fri Sep 18 2026
Expect a cool pattern with more clouds than sun and frequent chances of rain over the coming period. generally humid conditions and a stable pattern will dominate.
Friday, September 18, 2026
Mid-Morning
56°F 14°C
Cloudy
Mid-Afternoon
66°F 19°C
Partly Cloudy
Early-Evening
59°F 15°C
Cloudy
Refreshing around 66°F 19°C, cloudy in the morning, partly cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds turning from the NNW to the N at 7 mph 11 km/h.
Saturday, September 19, 2026
Mid-Morning
45°F 7°C
Overcast
Mid-Afternoon
59°F 15°C
Overcast
Early-Evening
56°F 13°C
Overcast
Mildly cool near 59°F 15°C, overcast throughout the day, with steady humidity and barometric pressure falling.
Sunday, September 20, 2026
Mid-Morning
51°F 11°C
Light Showers
Mid-Afternoon
55°F 13°C
Scattered Showers
Early-Evening
54°F 13°C
Light Fog
Chilly near 55°F 13°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds switching from the SSE to the NNE at 4 mph 6 km/h.
Monday, September 21, 2026
Mid-Morning
47°F 8°C
Overcast
Mid-Afternoon
59°F 15°C
Overcast
Early-Evening
55°F 13°C
Overcast
Cool with a high near 59°F 15°C, overcast throughout the day, with lower humidity and steady pressure. Winds moving from the NNE to the ENE at 6 mph 9 km/h.
Tuesday, September 22, 2026
Mid-Morning
47°F 8°C
Heavy Rain Showers
Mid-Afternoon
47°F 8°C
Light Showers
Early-Evening
46°F 8°C
Light Showers
Brisk around 47°F 8°C, persistent showers off and on through the day, with steady humidity and steady pressure. Winds swinging from the E to the ESE at 9 mph 13 km/h. Gusts up to 25 mph 39 km/h.
Wednesday, September 23, 2026
Mid-Morning
45°F 7°C
Scattered Showers
Mid-Afternoon
49°F 10°C
Light Showers
Early-Evening
49°F 9°C
Light Showers
Cool and brisk at 49°F 10°C, locally heavy downpours at times, with steady humidity and steady pressure. Winds blowing from the SE at 12 mph 19 km/h. Gusts up to 30 mph 49 km/h.
Thursday, September 24, 2026
Mid-Morning
48°F 9°C
Light Showers
Mid-Afternoon
50°F 10°C
Scattered Showers
Early-Evening
48°F 9°C
Light Showers
Chilly near 50°F 10°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds turning from the SE to the SSE at 8 mph 13 km/h. Gusts up to 25 mph 40 km/h.
Friday, September 25, 2026
Mid-Morning
50°F 10°C
Light Fog
Mid-Afternoon
50°F 10°C
Light Showers
Early-Evening
49°F 9°C
Fog
Crisp with a high near 50°F 10°C, clouds building with afternoon showers likely, with steady humidity and steady pressure.
Saturday, September 26, 2026
Mid-Morning
51°F 11°C
Cloudy
Mid-Afternoon
60°F 15°C
Sunny
Early-Evening
56°F 14°C
Sunny
Refreshing around 60°F 15°C, overcast in the morning, becoming sunny through the afternoon and evening, with steady humidity and steady pressure. Winds switching from the SW to the NNW at 7 mph 12 km/h.
Sunday, September 27, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
60°F 16°C
Sunny
Early-Evening
57°F 14°C
Sunny
Mildly cool near 60°F 16°C, sunny throughout the day, with steady humidity and steady pressure.
Monday, September 28, 2026
Mid-Morning
50°F 10°C
Sunny
Mid-Afternoon
60°F 15°C
Sunny
Early-Evening
56°F 13°C
Sunny
Comfortable at 60°F 15°C, sunny throughout the day, with steady humidity and steady pressure. Winds blowing from the ENE at 8 mph 12 km/h.
Tuesday, September 29, 2026
Mid-Morning
52°F 11°C
Sunny
Mid-Afternoon
62°F 16°C
Overcast
Early-Evening
60°F 15°C
Partly Cloudy
Cool with a high near 62°F 16°C, sunny in the morning, overcast in the afternoon, and cloudy this evening, with steady humidity and barometric pressure falling.
Wednesday, September 30, 2026
Mid-Morning
56°F 14°C
Scattered Showers
Mid-Afternoon
59°F 15°C
Overcast
Early-Evening
60°F 15°C
Overcast
Refreshing around 59°F 15°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure.
Thursday, October 1, 2026
Mid-Morning
52°F 11°C
Overcast
Mid-Afternoon
58°F 14°C
Light Showers
Early-Evening
51°F 11°C
Scattered Showers
Mildly cool near 58°F 14°C, scattered downpours possible, with steady humidity and steady pressure. Winds swinging from the SSE to the NNW at 9 mph 14 km/h.
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