Swarthmore, PA Weather Forecast
Delaware County, Pennsylvania
Live radar, warnings and storm tracking for Swarthmore, with free alerts the moment it counts.
The next few hours
Dry for the moment, with rain moving in this morning
It is 51° with a dew point of 41°, which is dry for this time of year. The sky is mostly cloudy. The air is close to calm.
Pressure is easing down, 0.03 inHg over the last hour. The wind turns to the west-northwest around 3 PM. The first rain arrives between 11 AM and noon, with the best chance of it around 6 AM.
Taller, warmer bars mean heavier rain. Dotted means no reading for that hour.
Hour by hour
A long wet stretch ahead
Wet weather moves in around 11 AM. Total accumulation over the window comes to about 0.42 in.
The overnight low settles near 51°. Tomorrow reaches 59°, 8° warmer than today. It also gets muggier, so tomorrow will feel warmer than the number on its own suggests.
Sunrise and sunset
Next five days, scored 0 to 100The first day or two use the HRRR and NBM cloud layers. Later days only have total cloud, so treat them as a rough guide.
Know when sunset at this place will be worth a photo
We score every sunrise and sunset here from the cloud, haze and smoke forecast, and let you know when one is likely to light up. Sunrise the evening before, sunset a few hours ahead.
Seven-day outlook
34–61°F across the weekThe week runs between 34° and 59°, with tomorrow the warmest day of it. There is no real trend across it: one day looks much like the next. Friday is the wettest day, peaking near 100%. 5 of the 7 days stay dry.
Free alerts for Swarthmore
Every NWS warning, pushed to your phone, inbox or webhook the moment it is issued.
Swarthmore, PA at a glance
Swarthmore is home to about 6,536 people in Delaware County, across 1.4 square miles. It ranks 407th by population of 970 places in Pennsylvania with a forecast here. The nearest neighbour with its own forecast is Nether Providence, 1 miles away.
- County
- Delaware County
- Population
- 6,536 2023 est.
- Land area
- 1.4 sq mi
- People per sq mi
- 4,669
- Forecast point
- 39.9023°N, 75.3487°W
How well can the network see Swarthmore?
The nearest Doppler radar is KDIX (Philadelphia, PA), to the E. Its lowest scan passes about 3,500 ft above Swarthmore. Close enough to see rotation in the low part of a storm, where tornadoes form.
The closest weather station is KPHL (Philadelphia Intl). Representative on most days, though a thunderstorm can hit one and miss the other.
Forecasts near Swarthmore
- Nether Providence, PA1 mi
- Morton, PA1 mi
- Ridley, PA2 mi
- Springfield, PA2 mi
- Ridley Park, PA2 mi
- Media, PA2 mi
- Prospect Park, PA2 mi
- Glenolden, PA3 mi
Elsewhere in Pennsylvania
PhiladelphiaPittsburghAllentownReadingErieUpper DarbyAll Pennsylvania forecasts →

