Cornish, NJ Weather Forecast
Local 7-day forecast
Partly Sunny then Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Cornish, NJ in one place.
A chance of rain showers after 2pm. Partly sunny, with a high near 83. Southwest wind 0 to 5 mph. Chance of precipitation is 30%.
Local Weather Overview
This forecast page for Cornish, NJ is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 17, 2026 8:13 AM EDT.
The active forecast window currently covers Sep 17 to Sep 23, 2026 for Cornish, NJ.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 17 to Sep 23, 2026
- Latest sync
- Sep 17, 2026 8:13 AM EDT
- Forecast office
- PHI
- Source
- NOAA / NWS
Daily Outlook
This Week in Cornish
Today looks like the warmest upcoming period in Cornish at 83 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 51 degrees F.
The strongest winds are forecast for Friday at about 5 to 10 mph N.
Precipitation is mentioned in 12 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 17, 2026 8:13 AM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- PHI
- Radar station
- KDIX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of rain showers before 4am. Mostly cloudy, with a low around 65. Southwest wind 0 to 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Sunny, with a high near 80. North wind 5 to 10 mph. New rainfall amounts less than a tenth of an inch possible.
Partly cloudy, with a low around 55. North wind 0 to 5 mph.
Mostly sunny, with a high near 73. East wind 0 to 5 mph.
Rain showers likely after 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Rain showers likely before 8am, then showers and thunderstorms. Cloudy, with a high near 71. Chance of precipitation is 90%.
Showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 90%.
A slight chance of rain showers. Partly sunny, with a high near 68.
A slight chance of rain showers. Mostly cloudy, with a low around 53.
A chance of rain showers. Partly sunny, with a high near 66. Chance of precipitation is 30%.
A chance of rain showers. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
A slight chance of rain showers. Partly sunny, with a high near 67.
A chance of rain showers. Mostly cloudy, with a low around 53.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Sep 17
|
Partly Sunny then Chance Rain Showers
|
83°F |
0 to 5 mph
SW
|
|
Tonight
Sep 17
|
Chance Rain Showers
|
65°F |
0 to 5 mph
SW
|
|
Friday
Sep 18
|
Sunny
|
80°F |
5 to 10 mph
N
|
|
Friday Night
Sep 18
|
Partly Cloudy
|
55°F |
0 to 5 mph
N
|
|
Saturday
Sep 19
|
Mostly Sunny
|
73°F |
0 to 5 mph
E
|
|
Saturday Night
Sep 19
|
Mostly Cloudy then Rain Showers Likely
|
58°F |
0 to 5 mph
SE
|
|
Sunday
Sep 20
|
Showers And Thunderstorms
|
71°F |
5 mph
S
|
|
Sunday Night
Sep 20
|
Showers And Thunderstorms
|
57°F |
5 mph
NW
|
|
Monday
Sep 21
|
Slight Chance Rain Showers
|
68°F |
5 mph
NE
|
|
Monday Night
Sep 21
|
Slight Chance Rain Showers
|
53°F |
5 mph
NE
|
|
Tuesday
Sep 22
|
Chance Rain Showers
|
66°F |
5 to 10 mph
NE
|
|
Tuesday Night
Sep 22
|
Chance Rain Showers
|
51°F |
5 to 10 mph
NE
|
|
Wednesday
Sep 23
|
Slight Chance Rain Showers
|
67°F |
5 to 10 mph
E
|
|
Wednesday Night
Sep 23
|
Chance Rain Showers
|
53°F |
0 to 5 mph
E
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Cornish.