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Northumberland, PA Weather (17857)

Current WeatherNorthumberland · 10:54 PM EDT
26° | 14°
19°C
Feels like 19°
Sunny
WindSW 2 mph · Gusts 7 mph
Precip7% · –
Humidity71% · Dew point 13°
UV index6 Moderate
Air Quality36 Good
Pressure30.06 inHg
Visibility6 mi
Sunrise / Sunset6:27 AM · 7:51 PM · 13h 24m

Weather map — Northumberland

Full radar →
Now
19°
7%
2 mph
23:00
18°
8%
1 mph
00:00
17°
8%
2 mph
01:00
17°
8%
2 mph
02:00
16°
9%
2 mph
03:00
16°
24%
2 mph
04:00
15°
23%
2 mph
05:00
15°
25%
2 mph
06:00
14°
10%
2 mph
07:00
15°
16%
1 mph
08:00
16°
10%
1 mph
09:00
18°
7%
1 mph
10:00
21°
4%
1 mph
11:00
23°
3%
4 mph
12:00
24°
12%
6 mph
13:00
24°
11%
6 mph
14:00
25°
11%
8 mph
15:00
25°
11%
7 mph
16:00
26°
11%
6 mph
17:00
25°
11%
6 mph
18:00
25°
13%
6 mph
19:00
24°
18%
6 mph
20:00
22°
22%
6 mph
21:00
22°
22%
6 mph

Today · Tue 8/25

High 26°
7% / –

Sunny. Winds NW at 11 mph.

Tonight · Tue 8/25

Low 14°
8% / –

Sunny. Winds W at 1 mph.

Tomorrow · Wed 8/26

26° | 14°
11% / –

Mostly cloudy. Winds SE at 8 mph.

7-day trend

Northumberland · temperature + precipitation

10-day forecast

Updated 10:54 PM

Details & indices

Wind
2 mph SW
Gusts 7 mph
Humidity
71%
Dew point 13°
Pressure
30.06 inHg
Rising
UV index
6 — Moderate
High today
Air Quality
Good
AQI 36 · US EPA
Allergy
Very high
Grass
Visibility
6 mi
Clear view
Allergy — Northumberland

🌿 Conditions right now

View all →
Birch
None
Grass
High
Oak
None
Alder
None
Hazel
None
Mugwort
High
Ragweed
Moderate

Sun & moon

Sunrise6:27 AM
Sunset7:51 PM
Length of day13h 24m
Moonrise6:46 PM
Moonset3:34 AM
Next full moonAug 28 Sturgeon Moon
Latitude40.8918°N
Longitude-76.7975°E

Water temps nearby

View all →
No beaches within 50 miles
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Great
Line-drying weather
Grilling
Great
Fire up the grill
Running
Fair
Lace up outside
Patio
Great
Dinner outdoors
Nearby places in {{REGION}}
🌤️
Philadelphia
🌤️
Pittsburgh
Data sources · Tuesday, August 25
Where the Northumberland forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 40.8918°N, -76.7975°.
NBM + global weather models
Updated: 10:54 PM
Weather in Northumberland
The 10-day span for Northumberland runs from a high near 32° on Monday down to 12° overnight on Thursday. About 0.75 in of precipitation is expected in total; the most likely wet day is Thursday (88% chance). Hold onto the patio furniture Tuesday: gusts could hit 28 mph. No watches or warnings are active for the area right now. Right now Northumberland is running about 51° warmer than Rochester. Longer view: classic Northeast mix — nor'easters, humid spells and a glorious fall.
Northumberland, PA · Elev 505 ft · 40.89°N, 76.80°W · Pennsylvania · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 10:54 PM