Port Jefferson Hourly Forecast
Next 48 Hours
Rest Of Today
Sunny. Highs in the upper 50s. East winds around 5 mph.
Tonight
Clear. Lows in the mid 30s. East winds 5 to 10 mph.
| Sat, Nov 2nd | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
1 PM Sunny UV Index: 3.2 |
53°F Feels 52°F |
54% | 4.5 ESE | 30.41 inHg | 38°F | 0% |
2 PM SunnyUV Index: 3.3 |
55°F Feels 55°F |
47% | 3.6 SE | 30.37 inHg | 36°F | 0% |
3 PM SunnyUV Index: 2.7 |
58°F Feels 58°F |
48% | 3.6 ESE | 30.39 inHg | 37°F | 0% |
4 PM SunnyUV Index: 1.7 |
58°F Feels 58°F |
47% | 3.6 E | 30.38 inHg | 41.1°F | 0% |
5 PM SunnyUV Index: 0.7 |
56°F Feels 55°F |
44% | 3.4 E | 30.34 inHg | 37°F | 0% |
6 PM SunnyUV Index: 0.2 |
55°F Feels 54°F |
56% | 4.7 ENE | 30.38 inHg | 38.1°F | 0% |
7 PM Clear  UV Index: 0 |
51°F Feels 49°F |
60% | 6 E | 30.39 inHg | 40.1°F | 0% |
8 PM Clear UV Index: 0 |
47°F Feels 45°F |
65% | 6.7 E | 30.38 inHg | 35.7°F | 0% |
9 PM Clear UV Index: 0 |
45°F Feels 41°F |
73% | 6.5 E | 30.41 inHg | 35.9°F | 0% |
10 PM Clear UV Index: 0 |
43°F Feels 39°F |
79% | 7.2 ESE | 30.42 inHg | 35.8°F | 0% |
11 PM Clear UV Index: 0 |
41°F Feels 36°F |
82% | 7.6 ESE | 30.38 inHg | 35.5°F | 0% |
Sunday
Mostly sunny in the morning, then becoming partly cloudy. Highs in the upper 60s. Southeast winds 5 to 10 mph.
Sunday Night
Partly cloudy in the evening, then becoming mostly cloudy. A 20 percent chance of showers. Warmer with lows in the mid 50s. Southeast winds 10 to 15 mph with gusts up to 25 mph.
| Sun, Nov 3rd | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM Clear UV Index: 0 |
39°F Feels 34°F |
89% | 7.2 ESE | 30.4 inHg | 35.5°F | 0% |
1 AM Clear UV Index: 0 |
40°F Feels 35°F |
91% | 7.4 ESE | 30.4 inHg | 35.2°F | 0% |
2 AM Overcast  UV Index: 0 |
42°F Feels 37°F |
79% | 7.4 ESE | 30.35 inHg | 35.2°F | 0% |
3 AM Overcast UV Index: 0 |
43°F Feels 38°F |
74% | 7.4 ESE | 30.34 inHg | 35.2°F | 0% |
4 AM Overcast UV Index: 0 |
44°F Feels 39°F |
72% | 7.8 ESE | 30.33 inHg | 35.3°F | 0% |
5 AM Cloudy  UV Index: 0 |
43°F Feels 38°F |
69% | 7.8 ESE | 30.32 inHg | 35.3°F | 0% |
6 AM Cloudy UV Index: 0 |
42°F Feels 37°F |
74% | 8.1 ESE | 30.32 inHg | 34.9°F | 0% |
7 AM Cloudy UV Index: 0 |
42°F Feels 36°F |
77% | 8.3 ESE | 30.31 inHg | 34.8°F | 0% |
8 AM Partly Cloudy  UV Index: 0 |
45°F Feels 40°F |
79% | 9.2 ESE | 30.31 inHg | 34.6°F | 0% |
9 AM Partly Cloudy  UV Index: 0.6 |
48°F Feels 44°F |
66% | 8.3 ESE | 30.29 inHg | 36.9°F | 0% |
10 AM Partly Cloudy UV Index: 1.4 |
52°F Feels 48°F |
60% | 11.6 ESE | 30.28 inHg | 38°F | 0% |
11 AM SunnyUV Index: 2.3 |
56°F Feels 54°F |
54% | 13.2 SE | 30.27 inHg | 39.1°F | 0% |
12 PM SunnyUV Index: 2.9 |
59°F Feels 58°F |
50% | 13.6 SE | 30.22 inHg | 41.9°F | 0% |
1 PM SunnyUV Index: 3 |
62°F Feels 61°F |
49% | 13.2 SE | 30.19 inHg | 43.2°F | 0% |
2 PM SunnyUV Index: 2.3 |
63°F Feels 63°F |
47% | 13.4 SE | 30.17 inHg | 44.6°F | 0% |
3 PM Cloudy  UV Index: 1.4 |
64°F Feels 64°F |
56% | 13.2 SE | 30.15 inHg | 48.1°F | 0% |
4 PM Cloudy UV Index: 0.6 |
64°F Feels 64°F |
60% | 13 SSE | 30.14 inHg | 49.9°F | 0% |
5 PM Cloudy UV Index: 0.2 |
63°F Feels 63°F |
65% | 10.7 SSE | 30.13 inHg | 51.6°F | 0% |
6 PM Cloudy UV Index: 0 |
63°F Feels 63°F |
72% | 8.9 SE | 30.13 inHg | 53.2°F | 0% |
7 PM Cloudy UV Index: 0 |
62°F Feels 62°F |
76% | 9.2 SE | 30.14 inHg | 54.1°F | 0% |
8 PM Overcast UV Index: 0 |
62°F Feels 62°F |
79% | 10.3 SE | 30.14 inHg | 54.9°F | 0% |
9 PM Overcast UV Index: 0 |
61°F Feels 61°F |
79% | 11.9 SE | 30.13 inHg | 54.4°F | 0% |
10 PM Overcast UV Index: 0 |
61°F Feels 61°F |
79% | 13 SE | 30.12 inHg | 54.2°F | 0% |
11 PM Clear UV Index: 0 |
60°F Feels 60°F |
59% | 12.3 SSE | 30.12 inHg | 46.2°F | 0% |
Monday
Partly cloudy in the morning, then becoming mostly cloudy. A 30 percent chance of showers. Mild with highs in the lower 70s. South winds 15 to 20 mph with gusts up to 30 mph.
Monday Night
Partly cloudy. Mild with lows in the lower 60s.
| Mon, Nov 4th | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM Overcast UV Index: 0 |
60°F Feels 59°F |
79% | 12.5 SSE | 30.1 inHg | 53.5°F | 0% |
1 AM Overcast UV Index: 0 |
60°F Feels 57°F |
80% | 12.8 SSE | 30.09 inHg | 53.3°F | 0% |
2 AM Overcast UV Index: 0 |
59°F Feels 57°F |
80% | 13.2 SSE | 30.09 inHg | 53°F | 0% |
3 AM Overcast UV Index: 0 |
59°F Feels 56°F |
82% | 12.8 SSE | 30.08 inHg | 53°F | 0% |
4 AM Overcast UV Index: 0 |
58°F Feels 56°F |
83% | 12.5 SSE | 30.08 inHg | 52.9°F | 0% |
5 AM Cloudy UV Index: 0 |
58°F Feels 55°F |
83% | 13 S | 30.08 inHg | 52.9°F | 0% |
6 AM Cloudy UV Index: 0 |
58°F Feels 55°F |
85% | 13.9 S | 30.09 inHg | 53°F | 0% |
7 AM Cloudy UV Index: 0 |
57°F Feels 54°F |
85% | 13.9 S | 30.09 inHg | 53°F | 0% |
8 AM Overcast  UV Index: 0 |
58°F Feels 55°F |
86% | 15.2 S | 30.09 inHg | 53°F | 0% |
9 AM Overcast UV Index: 0.3 |
58°F Feels 57°F |
73% | 16.3 S | 30.12 inHg | 49.3°F | 0% |
10 AM Overcast UV Index: 1.2 |
59°F Feels 58°F |
66% | 17.4 S | 30.13 inHg | 47.4°F | 0% |
11 AM Overcast UV Index: 1.9 |
61°F Feels 60°F |
60% | 18.6 S | 30.14 inHg | 45.5°F | 0% |
12 PM Overcast UV Index: 2.7 |
63°F Feels 62°F |
57% | 20.1 SSW | 30.1 inHg | 47.4°F | 0% |
Currently
 |
51°F |
30.42in
Barometer 66%
Humidity East 3.5mph Wind |
| Fair | ||
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