Currently: 80 °F. Sunny. (Weather station: Sikorsky Memorial Airport, USA). See more current weatherPort Jefferson Extended Forecast with high and low temperatures
°F
Time
Wind
(mph)
(mph)
Rain/Snow
()
()
Temp
(°F)
(°F)
61
64
67
70
73
76
79
82
85
88
91
94
97
Jun 22 – Jun 28
0.07
Lo:71
Sun, 22
Hi:91
11
Lo:73
Mon, 23
Hi:90
3
Lo:70
Tue, 24
Hi:96
8
0.13
Lo:72
Wed, 25
Hi:90
7
0.28
Lo:69
Thu, 26
Hi:82
6
0.14
Lo:63
Fri, 27
Hi:71
10
Lo:62
Sat, 28
Hi:83
4
Jun 29 – Jul 5
0.23
Lo:72
Sun, 29
Hi:96
10
Lo:74
Mon, 30
Hi:88
6
Lo:73
Tue, 1
Hi:85
9
0.15
Lo:73
Wed, 2
Hi:85
7
0.11
Lo:73
Thu, 3
Hi:84
6
Lo:72
Fri, 4
Hi:88
5
Lo:68
Sat, 5
Hi:94
6
Jul 6 – Jul 12
Lo:69
Sun, 6
Hi:95
6
Sun, Jun 22
91 / 71 °F
Passing showers. Cloudy.
Feels Like: 95 °F
Humidity: 53%
Precipitation: Rain: 0.07 Snow: 0
Precipitation Chance: 73%
W
Wind: 11 mph
2 Week Extended Forecast in Port Jefferson, New York, USA
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| Conditions | Comfort | Precipitation | Sun | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | Temperature | Weather | Feels Like | Wind | Humidity | Chance | Amount | UV | Sunrise | Sunset | ||
| Sun Jun 22 |  | 91 / 71 °F | Passing showers. Cloudy. | 95 °F | 11 mph | ↑ | 53% | 73% | 0.07" | 5 (Moderate) | 5:20 am | 8:27 pm |
| Mon Jun 23 |  | 90 / 73 °F | Mostly sunny. | 95 °F | 3 mph | ↑ | 53% | 0% | 0.00" | 7 (High) | 5:21 am | 8:28 pm |
| Tue Jun 24 | | 96 / 70 °F | Sunny. | 99 °F | 8 mph | ↑ | 40% | 0% | 0.00" | 7 (High) | 5:21 am | 8:28 pm |
| Wed Jun 25 | | 90 / 72 °F | Showers late. Afternoon clouds. | 93 °F | 7 mph | ↑ | 57% | 51% | 0.13" | 5 (Moderate) | 5:21 am | 8:28 pm |
| Thu Jun 26 |  | 82 / 69 °F | Thundershowers. Overcast. | 84 °F | 6 mph | ↑ | 71% | 67% | 0.28" | 5 (Moderate) | 5:22 am | 8:28 pm |
| Fri Jun 27 |  | 71 / 63 °F | Light rain early. Overcast. | 72 °F | 10 mph | ↑ | 77% | 51% | 0.14" | 3 (Moderate) | 5:22 am | 8:28 pm |
| Sat Jun 28 |  | 83 / 62 °F | Cloudy. | 81 °F | 4 mph | ↑ | 72% | 4% | 0.00" | 5 (Moderate) | 5:22 am | 8:28 pm |
| Sun Jun 29 | | 96 / 72 °F | Tstorms late. Partly cloudy. | 98 °F | 10 mph | ↑ | 40% | 79% | 0.23" | 7 (High) | 5:23 am | 8:28 pm |
| Mon Jun 30 | | 88 / 74 °F | Sunny. | 88 °F | 6 mph | ↑ | 44% | 4% | 0.00" | 7 (High) | 5:23 am | 8:28 pm |
| Tue Jul 1 | | 85 / 73 °F | Mostly sunny. | 85 °F | 9 mph | ↑ | 44% | 5% | 0.00" | 7 (High) | 5:24 am | 8:28 pm |
| Wed Jul 2 | | 85 / 73 °F | Thundershowers. Overcast. | 93 °F | 7 mph | ↑ | 75% | 67% | 0.15" | 3 (Moderate) | 5:24 am | 8:27 pm |
| Thu Jul 3 | | 84 / 73 °F | Sprinkles early. Decreasing cloudiness. | 84 °F | 6 mph | ↑ | 44% | 59% | 0.11" | 3 (Moderate) | 5:25 am | 8:27 pm |
| Fri Jul 4 | | 88 / 72 °F | Mostly sunny. | 83 °F | 5 mph | ↑ | 35% | 4% | 0.00" | 7 (High) | 5:25 am | 8:27 pm |
| Sat Jul 5 |  | 94 / 68 °F | Broken clouds. | 83 °F | 6 mph | ↑ | 37% | 5% | 0.00" | 5 (Moderate) | 5:26 am | 8:27 pm |
| Sun Jul 6 | | 95 / 69 °F | Cloudy. | 83 °F | 6 mph | ↑ | 37% | 6% | 0.00" | 3 (Moderate) | 5:27 am | 8:26 pm |
| * Updated Sunday, June 22, 2025 11:24:15 am Port Jefferson time - Weather by CustomWeather, © 2025 | ||||||||||||