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Hour-by-Hour Forecast for Stony Brook, New York, USA

Currently: 75 °F. Passing clouds. (Weather station: Sikorsky Memorial Airport, USA). See more current weather

Hour-by-hour Forecast in Stony Brook — Graph

°F
Time
Wind
(mph)
Rain/Snow
()
Temp
(°F)
59
62
65
68
71
74
77
80
83
86
89
92
Saturday, July 19, 2025
11 pm
74
8
Sunday, July 20, 2025
0.01
12 am
74
7
0.01
1 am
73
7
0.03
2 am
73
6
0.02
3 am
73
5
4 am
73
4
5 am
73
4
6 am
73
3
7 am
74
1
8 am
75
0
9 am
76
1
10 am
78
3
11 am
79
4
12 pm
81
4
1 pm
84
5
2 pm
85
5
3 pm
86
5
4 pm
86
5
5 pm
85
6
6 pm
83
7
0.01
7 pm
82
8
0.01
8 pm
80
9
0.02
9 pm
79
7
0.04
10 pm
76
6
0.06
11 pm
76
6
Monday, July 21, 2025
0.04
12 am
75
7
0.02
1 am
72
8
2 am
72
8
3 am
71
8
4 am
69
9
5 am
69
9
6 am
68
9
7 am
69
9
8 am
71
9
9 am
73
9
10 am
75
9
11 am
77
10
12 pm
78
9
1 pm
80
9
2 pm
81
9
3 pm
81
10
4 pm
81
11
5 pm
81
11
6 pm
80
10
7 pm
78
9
8 pm
76
8
9 pm
72
9
10 pm
69
10
11 pm
69
12
Tuesday, July 22, 2025
12 am
68
13
1 am
65
13
2 am
65
14
3 am
64
13
4 am
62
12
5 am
61
11
6 am
61
11
7 am
63
11
8 am
65
11
9 am
67
9
10 am
70
8
11 am
71
7
12 pm
73
5
1 pm
75
5
2 pm
76
5
3 pm
77
4
4 pm
77
4
5 pm
77
4
6 pm
77
5
7 pm
75
6
8 pm
73
7
9 pm
70
7
10 pm
67
6
11 pm
68
5
Wednesday, July 23, 2025
12 am
67
4
1 am
65
3
2 am
64
2
3 am
64
2
4 am
63
2
5 am
62
2
6 am
62
2
7 am
65
3
8 am
68
3
9 am
71
3
10 am
74
2
11 am
76
1
12 pm
77
3
1 pm
78
5
2 pm
79
8
3 pm
80
9
4 pm
79
10
5 pm
79
11
6 pm
78
11
7 pm
76
11
8 pm
74
11
9 pm
72
10
10 pm
71
10
11 pm
71
9
Thursday, July 24, 2025
12 am
71
8
1 am
70
7
2 am
70
7
3 am
70
6
4 am
69
5
5 am
69
4
6 am
69
5
7 am
70
7
8 am
72
8
9 am
74
8
10 am
77
9
11 am
78
10
12 pm
81
11
1 pm
82
11
2 pm
83
12
3 pm
84
12
4 pm
84
12
5 pm
84
13
6 pm
82
12
7 pm
80
12
8 pm
78
12
9 pm
76
12
10 pm
75
12
11 pm
75
12
Friday, July 25, 2025
12 am
75
11
1 am
74
10
2 am
74
10
3 am
74
10
4 am
74
10
5 am
74
10
6 am
74
10
7 am
74
11
8 am
76
11
9 am
79
11
10 am
82
11
11 am
85
10
12 pm
87
10
1 pm
89
10
2 pm
91
10
3 pm
91
11
4 pm
92
12
5 pm
91
14
0.02
6 pm
87
12
0.05
7 pm
83
11
0.07
8 pm
82
10
0.05
9 pm
80
5
0.02
10 pm
77
3
11 pm
78
8
Saturday, July 26, 2025
12 am
77
5
1 am
75
3
2 am
75
4
3 am
74
3
4 am
73
3
5 am
72
3
6 am
72
3
7 am
74
3
8 am
78
4
9 am
81
3
10 am
84
2
11 am
86
3
12 pm
87
3
1 pm
88
4
Sat, Jul 19 at 11:00 pm
74 °F
Partly cloudy.
Feels Like: 74 °F
Humidity: 83%
Precipitation: Rain: 0 Snow: 0
Precipitation Chance: 6%
S
Wind: 8 mph

Detailed Hourly Forecast — Next 24 hours

Scroll right to see more
 ConditionsComfortPrecipitation
Time TempWeatherFeels LikeWind HumidityChanceAmount
11:00 pm
Sat, Jul 19
74 °FPartly cloudy.74 °F8 mph83%6%0.00" (snow)
0.00" (rain)
12:00 am
Sun, Jul 20
74 °FPassing showers. Partly cloudy.73 °F7 mph85%14%0.00" (snow)
0.01" (rain)
1:00 am73 °FPassing showers. Partly cloudy.72 °F7 mph87%14%0.00" (snow)
0.01" (rain)
2:00 am73 °FLight showers. Broken clouds.72 °F6 mph88%24%0.00" (snow)
0.03" (rain)
3:00 am73 °FA few showers. Mostly cloudy.71 °F5 mph89%19%0.00" (snow)
0.02" (rain)
4:00 am73 °FPassing showers. Cloudy.71 °F4 mph90%15%0.00" (snow)
0.00" (rain)
5:00 am73 °FPassing showers. Cloudy.71 °F4 mph91%24%0.00" (snow)
0.00" (rain)
6:00 am73 °FPassing showers. Cloudy.70 °F3 mph92%23%0.00" (snow)
0.00" (rain)
7:00 am74 °FPassing showers. Overcast.72 °F1 mph87%23%0.00" (snow)
0.00" (rain)
8:00 am75 °FIsolated tstorms. Overcast.74 °F0 mph88%11%0.00" (snow)
0.00" (rain)
9:00 am76 °FIsolated tstorms. Cloudy.77 °F1 mph84%14%0.00" (snow)
0.00" (rain)
10:00 am78 °FIsolated tstorms. Mostly cloudy.80 °F3 mph81%20%0.00" (snow)
0.00" (rain)
11:00 am79 °FThundershowers. Mostly cloudy.82 °F4 mph78%43%0.00" (snow)
0.00" (rain)
12:00 pm81 °FPassing showers. Broken clouds.86 °F4 mph73%40%0.00" (snow)
0.00" (rain)
1:00 pm84 °FPassing showers. Partly cloudy.89 °F5 mph66%36%0.00" (snow)
0.00" (rain)
2:00 pm85 °FPassing showers. Scattered clouds.90 °F5 mph63%33%0.00" (snow)
0.00" (rain)
3:00 pm86 °FPassing showers. Partly cloudy.91 °F5 mph62%28%0.00" (snow)
0.00" (rain)
4:00 pm86 °FPassing showers. Partly cloudy.91 °F5 mph62%24%0.00" (snow)
0.00" (rain)
5:00 pm85 °FThundershowers. Cloudy.90 °F6 mph64%23%0.00" (snow)
0.00" (rain)
6:00 pm83 °FPassing showers. Cloudy.88 °F7 mph69%27%0.00" (snow)
0.00" (rain)
7:00 pm82 °FPassing showers. Cloudy.87 °F8 mph72%37%0.00" (snow)
0.01" (rain)
8:00 pm80 °FPassing showers. Cloudy.84 °F9 mph77%45%0.00" (snow)
0.01" (rain)
9:00 pm79 °FA few showers. Cloudy.82 °F7 mph80%43%0.00" (snow)
0.02" (rain)
10:00 pm76 °FLight showers. Overcast.77 °F6 mph84%30%0.00" (snow)
0.04" (rain)
* Updated Saturday, July 19, 2025 3:42:25 pm Stony Brook time - Weather by CustomWeather, © 2025

14 days extended forecast