Northumberland, NY Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Northumberland, NY in one place.
Sunny, with a high near 76. Southeast wind around 3 mph.
Local Weather Overview
This forecast page for Northumberland, NY 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: Jun 8, 2026 4:58 PM EDT.
The active forecast window currently covers Jun 8 to Jun 14, 2026 for Northumberland, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 8 to Jun 14, 2026
- Latest sync
- Jun 8, 2026 4:58 PM EDT
- Forecast office
- ALY
- Source
- NOAA / NWS
Daily Outlook
This Week in Northumberland
Friday looks like the warmest upcoming period in Northumberland at 88 degrees F.
Tonight is the coolest period ahead with temperatures near 50 degrees F.
The strongest winds are forecast for Saturday at about 6 to 10 mph W.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 8, 2026 4:58 PM EDT
- Coverage
- 7 days
- Time zone
- America/New_York
- Forecast office
- ALY
- Radar station
- KENX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Patchy fog after 5am. Mostly clear, with a low around 50. Southeast wind 0 to 3 mph.
Sunny, with a high near 84. Southwest wind 2 to 8 mph.
A slight chance of rain showers after 5am. Partly cloudy, with a low around 61. South wind 2 to 7 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Rain showers likely before 2pm, then showers and thunderstorms. Mostly cloudy, with a high near 77. Southeast wind 3 to 7 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of rain showers before 11am, then a slight chance of showers and thunderstorms between 11am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Showers and thunderstorms likely before 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Showers and thunderstorms likely after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 70%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.
A slight chance of rain showers before 8am. Mostly sunny, with a high near 82.
Mostly clear, with a low around 60.
A slight chance of rain showers between 8am and 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 82. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Jun 8
|
Sunny
|
76°F |
3 mph
SE
|
|
Tonight
Jun 8
|
Mostly Clear then Patchy Fog
|
50°F |
0 to 3 mph
SE
|
|
Tuesday
Jun 9
|
Sunny
|
84°F |
2 to 8 mph
SW
|
|
Tuesday Night
Jun 9
|
Partly Cloudy then Slight Chance Rain Showers
|
61°F |
2 to 7 mph
S
|
|
Wednesday
Jun 10
|
Showers And Thunderstorms
|
77°F |
3 to 7 mph
SE
|
|
Wednesday Night
Jun 10
|
Showers And Thunderstorms
|
64°F |
6 mph
SW
|
|
Thursday
Jun 11
|
Slight Chance Showers And Thunderstorms
|
86°F |
6 to 9 mph
W
|
|
Thursday Night
Jun 11
|
Showers And Thunderstorms Likely
|
66°F |
2 to 8 mph
W
|
|
Friday
Jun 12
|
Partly Sunny then Showers And Thunderstorms Likely
|
88°F |
2 to 8 mph
SW
|
|
Friday Night
Jun 12
|
Showers And Thunderstorms Likely
|
62°F |
8 mph
SW
|
|
Saturday
Jun 13
|
Slight Chance Rain Showers then Mostly Sunny
|
82°F |
6 to 10 mph
W
|
|
Saturday Night
Jun 13
|
Mostly Clear
|
60°F |
3 to 9 mph
W
|
|
Sunday
Jun 14
|
Chance Showers And Thunderstorms
|
82°F |
3 to 9 mph
SW
|
|
Sunday Night
Jun 14
|
Chance Showers And Thunderstorms
|
56°F |
3 to 7 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Northumberland.