Ardmore, Pennsylvania Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Ardmore weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Heavy Rain59%3.2″90°72°—
- MondayJul 6Light Showers89%0.20″81°68°-9°
- TuesdayJul 7Light Showers78%—72°66°-9°
- WednesdayJul 8Overcast23%—75°64°+3°
- ThursdayJul 9Light Drizzle24%—90°66°+15°
- FridayJul 10Light Drizzle47%0.01″89°74°-1°
- SaturdayJul 11Overcast35%—86°67°-3°
AQI 78 (Moderate), driven by PM2.5. AQI down 45 over the last 6 hours — air quality is improving sharply. PM2.5 at 11.6 µg/m³, PM10 at 11.9 µg/m³ — typical background levels with no transport signature.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 41. Overcast through the UV peak window (cloud cover ~100%) — afternoon ozone should stay flat.
- Present
- AQI 41
- UV peak
- 3.3 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 9
PM × Wind × Precip
PM2.5 at 11.6 µg/m³, PM10 at 11.9 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.97
- Wind
- calm
- Recent rain
- 1h in last 6h
- Pattern
- background
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 11:18 PM
- Moonset
- 11:10 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Ardmore at a glance
- Today vs. normal: 73°F — typical for the season
- Last frost: April 16 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 19003
15-Day Forecast — Ardmore
- Sun90°72°59%
- Mon81°68°89%
- Tue72°66°78%
- Wed75°64°23%
- Thu90°66°24%
- Fri89°74°47%
- Sat86°67°35%
- Sun76°67°15%
- Mon85°63°15%
- Tue88°66°12%
- Wed88°68°26%
- Thu87°69°30%
- Fri91°69°32%
- Sat87°71°29%
- Sun92°75°36%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of July 5, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
SPC Convective Outlook
Storm Prediction Center — Ardmore
SPC has placed Ardmore in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWSLGTSlight Risk
- DAY 3TSTMGeneral Thunderstorms
Scattered severe storms possible. A few tornadoes, hail, and damaging wind gusts possible.
Source: NOAA / NWS Storm Prediction Center categorical convective outlook. Outlooks are re-issued multiple times per day; this page reflects the most recent SPC polygons covering the city’s coordinates.
Microseason · July 1–5
Cicadas claim the afternoon
Annual cicada buzz begins, peaking in the heat of the day.
Day 186 of 365 · Wedge 37 of 72
Planting calendar
| Month | Plant | Harvest |
|---|---|---|
| January | — | — |
| February | — | — |
| March | — | — |
| April | lettuce, peas, spinach, radishes | — |
| May | lettuce, peas, spinach, radishes, tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| June | tomatoes, peppers, beans, squash | lettuce, peas, radishes |
| July | tomatoes, peppers, beans, squash | tomatoes, beans, summer squash |
| August | — | tomatoes, beans, summer squash |
| September | fall brassicas, garlic (overwinter), carrots | tomatoes, beans, summer squash |
| October | fall brassicas, garlic (overwinter), carrots | winter squash, tomatoes (last) |
| November | — | — |
| December | — | — |
A year in weather
July is Ardmore's warmest stretch (~77°F) and January its coldest (~31°F); precipitation crests in December at 4.2 inches and ebbs in February to 2.9 inches.
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 31° | 3.4″ | 13 |
| February | 33° | 2.9″ | 12 |
| March | 42° | 3.7″ | 15 |
| April | 53° | 3.9″ | 17 |
| May | 61° | 3.7″ | 17 |
| June | 71° | 3.7″ | 17 |
| July | 77° | 3.3″ | 16 |
| August | 75° | 4.0″ | 17 |
| September | 69° | 3.7″ | 13 |
| October | 58° | 3.0″ | 11 |
| November | 45° | 3.6″ | 13 |
| December | 36° | 4.2″ | 13 |
Regional context
Per NOAA NCEI 1991-2020 normals, Ardmore runs from a 31°F January mean to 77°F in July, a 46°F seasonal spread, with near 43.1 inches of precipitation across about 173 wet days.
Rainfall in Ardmore stays even across the calendar: December tops out at 4.2 inches over 13.0 rainy days, and February still logs 2.9 inches across 12.4 — a narrow range for Ardmore. That even rhythm groups Ardmore with places like Haverford College, PA, Wynnewood, PA and Bryn Mawr, PA.
Once Ardmore passes mid-April, overnight freezes fade and peas, lettuce, spinach, and radishes can be sown. Tomatoes and peppers do best set out two weeks later in Ardmore, once nights clear the mid-40s°F. Frost returns to Ardmore near mid-November, ending the tender-crop season. A creek-bottom lot in Ardmore can lag Ardmore's last frost 7-10 days behind a south slope.
Similar climates: Haverford College, PA, Wynnewood, PA, Bryn Mawr, PA, Penn Wynne, PA, Narberth, PA.
Frequently asked
- When does it freeze in Ardmore?
- Ardmore's last spring frost lands near mid-April, and in Ardmore the first fall frost follows around mid-November.
- What is the rainy season in Ardmore?
- Ardmore sees its heaviest rain in December (around 4.2 inches), part of roughly 43 inches a year.
- What is the warmest month in Ardmore?
- Ardmore peaks in July, when the mean runs near 77°F.
- What is the coldest month in Ardmore?
- January is Ardmore's coldest month, averaging about 31°F.
- When can I start a vegetable garden in Ardmore?
- In Ardmore, sow peas and hardy greens around mid-April; Ardmore's tomatoes and peppers wait two weeks more.
- How many rainy days does Ardmore get?
- Ardmore averages about 173 days with measurable rain or snow each year.
- What hardiness zone is Ardmore?
- Since January in Ardmore averages 31°F, Ardmore's USDA zone follows that floor — confirm it by ZIP.
- What is the 10-day forecast for Ardmore?
- Ardmore's extended outlook — daily high and low temperatures and precipitation chances for each upcoming day — is in the daily forecast above.
- Will it rain this week in Ardmore?
- See this week's day-by-day rain chances for Ardmore in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Ardmore?
- Current conditions for Ardmore and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Ardmore forecast updated?
- The Ardmore forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Ardmore?
- Today's sunrise and sunset times for Ardmore are in the Almanac section above, along with civil dawn, civil dusk, and day length. Day length is longest near the summer solstice and shortest near the winter solstice.
- How accurate is the weather forecast for Ardmore?
- The next few days in Ardmore's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
Set in a warm-summer humid continental zone, Ardmore, Pennsylvania swings from 31°F in the heart of winter to 77°F at midsummer — a 46°F arc.
Across the year, Ardmore collects about 43 inches of precipitation over roughly 173 days with measurable rain or snow.
Ardmore's 46°F range, set by its 40.0°N position, drives frost timing and what thrives in Ardmore.
ZIP codes in Ardmore
- 19096
- 19003