Yeadon, Pennsylvania Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Yeadon weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Rain37%0.16″100°77°—
- SundayJul 5Light Showers56%1.9″92°74°-8°
- MondayJul 6Thunderstorm94%0.26″82°70°-10°
- TuesdayJul 7Light Showers80%—73°67°-9°
- WednesdayJul 8Overcast29%—78°65°+5°
- ThursdayJul 9Light Drizzle12%—92°67°+14°
- FridayJul 10Light Drizzle42%0.02″93°74°+1°
AQI 109 (Unhealthy for Sensitive Groups), driven by Ozone. AQI up 21 in the last 6 hours — air quality is degrading. Ozone at AQI 61. Overcast through the UV peak window (cloud cover ~96%) — afternoon ozone should stay flat.
CAUTION Sensitive groups (children, elderly, respiratory conditions) should limit prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 61. Overcast through the UV peak window (cloud cover ~96%) — afternoon ozone should stay flat.
- Present
- AQI 61
- UV peak
- 0.0 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 7
PM × Wind × Precip
PM scrubbed by 3 hours of recent rain — PM2.5 down to 9.3 µg/m³, PM10 to 9.5 µg/m³.
- PM2.5/PM10
- 0.98
- Wind
- light
- Recent rain
- 3h in last 6h
- Pattern
- washed out
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
Yeadon at a glance
- Today vs. normal: 21°F above the seasonal normal for this latitude
- Last frost: April 16 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — Yeadon
- Sat100°77°37%
- Sun92°74°56%
- Mon82°70°94%
- Tue73°67°80%
- Wed78°65°29%
- Thu92°67°12%
- Fri93°74°42%
- Sat89°69°37%
- Sun76°69°29%
- Mon87°66°20%
- Tue90°66°17%
- Wed91°69°41%
- Thu90°72°41%
- Fri93°72°35%
- Sat89°72°29%
- Sun95°76°39%
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 — Yeadon
SPC has placed Yeadon in the Enhanced Risk category for severe thunderstorms today.
- TODAYENHEnhanced Risk
- TOMORROWSLGTSlight Risk
- DAY 3TSTMGeneral Thunderstorms
Numerous severe storms likely. Tornadoes, large hail, and damaging wind gusts possible across the area. Track NWS warnings if storms develop.
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
Yeadon's warmest month is July (~77°F mean) and its coldest is January (~31°F). Rainfall peaks in December (4.2 inches) and bottoms out in February (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
In Yeadon, NOAA NCEI 1991-2020 normals put January near 31°F and July near 77°F — a 46°F seasonal arc — with about 43.1 inches of precipitation over 173 rainy or snowy days.
No season owns Yeadon's rain: December reaches 4.2 inches across 13.0 days and February keeps 2.9 inches on 12.4, an even spread through Yeadon's year. That even rhythm groups Yeadon with places like East Lansdowne, PA, Darby, PA and Lansdowne, PA.
Around mid-April, Yeadon sheds its freezing nights — peas, lettuce, spinach, and radishes go into Yeadon's beds. Yeadon's heat-lovers — tomatoes, peppers, squash — hold off until Yeadon's frost risk clears, 10-14 days on. Frost returns to Yeadon near mid-November, ending the tender-crop season. A creek-bottom lot in Yeadon can lag Yeadon's last frost 7-10 days behind a south slope.
Similar climates: East Lansdowne, PA, Darby, PA, Lansdowne, PA, Colwyn, PA, Collingdale, PA.
Frequently asked
- When does it freeze in Yeadon?
- Frost typically leaves Yeadon by mid-April and returns to Yeadon near mid-November.
- What is the rainy season in Yeadon?
- Rainfall in Yeadon peaks in December near 4.2 inches, out of about 43 inches annually.
- What is the warmest month in Yeadon?
- Yeadon peaks in July, when the mean runs near 77°F.
- What is the coldest month in Yeadon?
- January is Yeadon's coldest month, averaging about 31°F.
- When can I start a vegetable garden in Yeadon?
- Hardy spring crops go in near mid-April in Yeadon; tender peppers and squash wait 10–14 days.
- How many rainy days does Yeadon get?
- Expect roughly 173 wet days a year in Yeadon.
- What hardiness zone is Yeadon?
- Because Yeadon bottoms near 31°F in January, that winter low sets Yeadon's USDA zone — verify by ZIP.
- What is the 10-day forecast for Yeadon?
- Yeadon'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 Yeadon?
- See this week's day-by-day rain chances for Yeadon in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in Yeadon?
- Current conditions for Yeadon and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the Yeadon forecast updated?
- The Yeadon forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in Yeadon?
- Today's sunrise and sunset times for Yeadon 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 Yeadon?
- The next few days in Yeadon's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.
Climate
In Yeadon, Pennsylvania, the warm-summer humid continental climate runs from about 31°F in January to 77°F in July, a 46°F seasonal range.
Yeadon sees close to 43 inches of precipitation annually, falling across some 173 wet days.
From 39.9°N, Yeadon sees a 46°F seasonal swing that governs Yeadon's planting and frost windows.
ZIP codes in Yeadon
- 19050