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 78. Southwest wind around 5 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: Jul 24, 2026 3:53 PM EDT.
The active forecast window currently covers Jul 24 to Jul 30, 2026 for Northumberland, NY.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 24 to Jul 30, 2026
- Latest sync
- Jul 24, 2026 3:53 PM EDT
- Forecast office
- ALY
- Source
- NOAA / NWS
Daily Outlook
This Week in Northumberland
Sunday looks like the warmest upcoming period in Northumberland at 81 degrees F.
Tonight is the coolest period ahead with temperatures near 54 degrees F.
The strongest winds are forecast for Wednesday at about 8 mph W.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 24, 2026 3:53 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
Mostly clear, with a low around 54. Southeast wind 0 to 3 mph.
Sunny, with a high near 80. South wind 0 to 5 mph.
Partly cloudy, with a low around 58. Southeast wind around 2 mph.
Sunny, with a high near 81. South wind 1 to 5 mph.
Partly cloudy, with a low around 60.
A slight chance of showers and thunderstorms between 8am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 79. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Rain showers likely before 8am, then showers and thunderstorms. Mostly cloudy, with a high near 75. Chance of precipitation is 80%.
Showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 80%.
A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 75. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.
A slight chance of rain showers after 2pm. Mostly sunny, with a high near 77.
A slight chance of rain showers before 2am. Partly cloudy, with a low around 59.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Jul 24
|
Sunny
|
78°F |
5 mph
SW
|
|
Tonight
Jul 24
|
Mostly Clear
|
54°F |
0 to 3 mph
SE
|
|
Saturday
Jul 25
|
Sunny
|
80°F |
0 to 5 mph
S
|
|
Saturday Night
Jul 25
|
Partly Cloudy
|
58°F |
2 mph
SE
|
|
Sunday
Jul 26
|
Sunny
|
81°F |
1 to 5 mph
S
|
|
Sunday Night
Jul 26
|
Partly Cloudy
|
60°F |
3 mph
SW
|
|
Monday
Jul 27
|
Slight Chance Showers And Thunderstorms
|
79°F |
1 to 7 mph
S
|
|
Monday Night
Jul 27
|
Showers And Thunderstorms Likely
|
61°F |
5 mph
S
|
|
Tuesday
Jul 28
|
Showers And Thunderstorms
|
75°F |
2 to 7 mph
S
|
|
Tuesday Night
Jul 28
|
Showers And Thunderstorms
|
60°F |
6 mph
S
|
|
Wednesday
Jul 29
|
Chance Rain Showers
|
75°F |
8 mph
W
|
|
Wednesday Night
Jul 29
|
Chance Showers And Thunderstorms
|
58°F |
7 mph
NW
|
|
Thursday
Jul 30
|
Mostly Sunny then Slight Chance Rain Showers
|
77°F |
6 mph
NW
|
|
Thursday Night
Jul 30
|
Slight Chance Rain Showers
|
59°F |
5 mph
NW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Northumberland.