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Weather Forecast for Port Jefferson (New York)
Forecast Overview
| Monday, January 6 | Port Jefferson sunrise: 07:17 sunset: 16:38 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 01:00 04:00 |  | Clear. | -2°C | 42 km/h | 55% | N/A |
| 04:00 07:00 | | Clear. | -2°C | 40 km/h | 56% | N/A |
| 07:00 10:00 | | Sunny. | -1°C | 40 km/h | 55% | N/A |
| 10:00 13:00 | | Overcast. | -0°C | 36 km/h | 49% | N/A |
| 13:00 16:00 | | Partly cloudy. | 1°C | 38 km/h | 51% | N/A |
| 16:00 19:00 | | Clear. | 0°C | 34 km/h | 56% | N/A |
| 19:00 22:00 | | Partly cloudy. | -1°C | 26 km/h | 59% | N/A |
| 22:00 01:00 | | Overcast. | -1°C | 19 km/h | 62% | N/A |
| Tuesday, January 7 | Port Jefferson sunrise: 07:17 sunset: 16:39 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 01:00 04:00 | | Overcast. | -1°C | 14 km/h | 60% | N/A |
| 04:00 07:00 | | Overcast. | -2°C | 7 km/h | 60% | N/A |
| 07:00 10:00 | | Overcast. | -1°C | 13 km/h | 65% | N/A |
| 10:00 13:00 | | Overcast. Precipitation: 0.0625 mm. | -2°C | 10 km/h | 63% | N/A |
| 13:00 16:00 | | More sun than clouds. | -0°C | 16 km/h | 54% | N/A |
| 16:00 19:00 | | Overcast. | -1°C | 27 km/h | 54% | N/A |
| 19:00 22:00 | | Overcast. | -2°C | 33 km/h | 58% | N/A |
| 22:00 01:00 | | Overcast. | -3°C | 34 km/h | 63% | N/A |
| Wednesday, January 8 | Port Jefferson sunrise: 07:17 sunset: 16:40 |
| Time | Skies | Conditions | Temp | Wind | Humidity | Soil Moisture |
| 01:00 04:00 | | Clear. | -4°C | 37 km/h | 59% | N/A |
| 04:00 07:00 | | Clear. | -4°C | 31 km/h | 56% | N/A |
| 07:00 10:00 | | Overcast. | -2°C | 34 km/h | 53% | N/A |
| 10:00 13:00 | | Sunny. | 0°C | 37 km/h | 49% | N/A |
| 13:00 16:00 | | Sunny. | 0°C | 40 km/h | 50% | N/A |
| 16:00 19:00 | | Clear. | -1°C | 45 km/h | 57% | N/A |
| 19:00 22:00 | | Clear. | -2°C | 42 km/h | 57% | N/A |
| 22:00 01:00 | | Clear. | -3°C | 41 km/h | 61% | N/A |
| Thursday, January 9 | Port Jefferson sunrise: 07:17 sunset: 16:41 |
 | Low around -7°C, high around -3°C. Sunny skies. |
| Friday, January 10 | Port Jefferson sunrise: 07:16 sunset: 16:42 |
 | Low around -7°C, high around -1°C. A few passing clouds. |
| Saturday, January 11 | Port Jefferson sunrise: 07:16 sunset: 16:43 |
| Low around -3°C, high around 2°C. A few passing clouds. |
| Sunday, January 12 | Port Jefferson sunrise: 07:16 sunset: 16:44 |
 | Low around -1°C, high around 6°C. Chance of heavy rain from 1 pm till 1 am. Chance of heavy snow in the morning (between 10 am and 1 pm). Estimated precipitation: 37.9375 mm. Overcast skies. |
Port Jefferson (latitude 40°57'N, longitude 073°04'W)
Port Jefferson - other nearby places: Poquott (1.4 km away), Belle Terre (1.9 km away), Port Jefferson Station (2.3 km away), Mount Sinai (2.8 km away), Setauket-East Setauket (3.4 km away), Terryville (4 km away), Miller Place (5.9 km away), Old Field (5.9 km away), Stony Brook (6.7 km away), Sound Beach (8.6 km away), Glen Cove (48 km away), Glenwood Landing (49 km away), Greenvale (50 km away), Roslyn Harbor (50 km away), Sea Cliff (50 km away), Port Chester (51 km away), Ridgefield (52 km away), Roslyn (52 km away), Rye (52 km away), Albertson (52 km away), Rye Brook (52 km away), Roslyn Heights (53 km away).
View weather forecasts for other places in New York
Forecasts for Other Places:
Port Richey10°C ... 20°C
Times of sun and clouds.
Port Orange8°C ... 20°C
Times of sun and clouds.
Port Royal2°C ... 15°C
More clouds than sun.
Port Republic-6°C ... -0°C
More clouds than sun.
Port Jefferson-9°C ... -4°C
Chance of light snow after 4 pm. Estimated precipitation: 2.25 mm.
Port Reading-4°C ... 0°C
Times of sun and clouds.
Port Jefferson Station-2°C ... 1°C
More clouds than sun.
weather Port Jefferson Station
Port Orford10°C ... 12°C
Chance of rain almost all night and day, except between 7 am and 10 am. Estimated precipitation: 10.375 mm.
Port Orchard6°C ... 9°C
Chance of light rain in the morning (between 10 am and 1 pm). Estimated precipitation: 0.3125 mm.
Port Protection-1°C ... 3°C
Chance of light rain during the morning and early afternoon (between 6 am and 3 pm). Chance of light snow between midnight and 3 am. Estimated precipitation: 1.875 mm.