Riverhead, NY 14 Day Weather - 11901 WeatherWorld.com
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Riverhead, NY Weather Forecast


Riverhead, NY Weather Forecast Dated: 219 AM Sat Sep 05 2026
Expect a mild stretch with a mix of sun and clouds and mostly dry weather over the coming period. moderate humidity and no major pressure swings will dominate.
Saturday, September 5, 2026
Mid-Morning
70°F 21°C
Sunny
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
70°F 21°C
Scattered Showers
Pleasant near 75°F 24°C, periods of heavy rain and gusty conditions, with steady humidity and steady pressure. Winds turning from the NNW to the E at 14 mph 22 km/h.
Sunday, September 6, 2026
Mid-Morning
66°F 19°C
Scattered Showers
Mid-Afternoon
68°F 20°C
Scattered Showers
Early-Evening
67°F 19°C
Scattered Showers
Comfortable with temperatures reaching 68°F 20°C, scattered downpours possible, with steady humidity and steady pressure. Winds switching from the NE to the SSW at 5 mph 8 km/h.
Monday, September 7, 2026
Mid-Morning
66°F 19°C
Sunny
Mid-Afternoon
76°F 24°C
Sunny
Early-Evening
73°F 23°C
Sunny
Enjoyable around 76°F 24°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and steady pressure. Winds NNW at 9 mph 14 km/h.
Tuesday, September 8, 2026
Mid-Morning
70°F 21°C
Overcast
Mid-Afternoon
74°F 23°C
Partly Cloudy
Early-Evening
73°F 23°C
Overcast
Mild temperatures up to 74°F 23°C, overcast in the morning, partly cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure. Winds swinging from the NNW to the SW at 10 mph 16 km/h.
Wednesday, September 9, 2026
Mid-Morning
72°F 22°C
Cloudy
Mid-Afternoon
75°F 24°C
Sunny
Early-Evening
74°F 24°C
Sunny
Mild with a high of 75°F 24°C, overcast in the morning, becoming sunny through the afternoon and evening, with steady humidity and barometric pressure falling. Winds building from SW at 17 mph 27 km/h to SW at 27 mph 44 km/h. Gusts up to 42 mph 68 km/h.
Thursday, September 10, 2026
Mid-Morning
75°F 24°C
Sunny
Mid-Afternoon
74°F 24°C
Sunny
Early-Evening
68°F 20°C
Overcast
Pleasant near 74°F 24°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and steady pressure. Winds turning from the WNW to the NW at 20 mph 32 km/h. Gusts up to 26 mph 43 km/h.
Friday, September 11, 2026
Mid-Morning
60°F 16°C
Overcast
Mid-Afternoon
65°F 19°C
Sunny
Early-Evening
65°F 19°C
Sunny
Comfortable at 65°F 19°C, overcast in the morning, cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds out of the NNE at 9 mph 14 km/h.
Saturday, September 12, 2026
Mid-Morning
61°F 16°C
Sunny
Mid-Afternoon
66°F 19°C
Sunny
Early-Evening
65°F 18°C
Sunny
Cool with a high near 66°F 19°C, sunny throughout the day, with steady humidity and steady pressure. Winds moving from the NNE to the SSW at 9 mph 14 km/h.
Sunday, September 13, 2026
Mid-Morning
68°F 20°C
Overcast
Mid-Afternoon
70°F 21°C
Partly Cloudy
Early-Evening
69°F 21°C
Sunny
Mild temperatures up to 70°F 21°C, overcast in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds swinging from the SW to the SSW at 13 mph 22 km/h.
Monday, September 14, 2026
Mid-Morning
71°F 21°C
Overcast
Mid-Afternoon
70°F 21°C
Scattered Showers
Early-Evening
71°F 22°C
Overcast
Mild with a high of 70°F 21°C, periods of heavy rain and gusty conditions, with increasing humidity and steady pressure. Winds shifting from the WSW to the SW at 14 mph 22 km/h.
Tuesday, September 15, 2026
Mid-Morning
73°F 23°C
Sunny
Mid-Afternoon
74°F 23°C
Sunny
Early-Evening
73°F 23°C
Sunny
Pleasant near 74°F 23°C, sunny throughout the day, with steady humidity and steady pressure. Winds blowing from the SSW at 14 mph 22 km/h.
Wednesday, September 16, 2026
Mid-Morning
73°F 23°C
Sunny
Mid-Afternoon
74°F 24°C
Sunny
Early-Evening
74°F 23°C
Sunny
Comfortable with temperatures reaching 74°F 24°C, sunny throughout the day, with steady humidity and steady pressure. Winds SW at 14 mph 22 km/h. Gusts up to 21 mph 33 km/h.
Thursday, September 17, 2026
Mid-Morning
73°F 23°C
Overcast
Mid-Afternoon
74°F 23°C
Overcast
Early-Evening
73°F 23°C
Overcast
Enjoyable around 74°F 23°C, partly cloudy in the morning, becoming overcast through the afternoon and evening, with steady humidity and barometric pressure falling. Winds out of the SW at 15 mph 25 km/h. Gusts up to 27 mph 43 km/h.
Friday, September 18, 2026
Mid-Morning
73°F 23°C
Sunny
Mid-Afternoon
76°F 25°C
Sunny
Early-Evening
70°F 21°C
Sunny
Mild temperatures up to 76°F 25°C, sunny in the morning, cloudy in the afternoon, and sunny this evening, with lower humidity and steady pressure. Winds swinging from the W to the NNW at 19 mph 30 km/h. Gusts up to 25 mph 39 km/h.
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