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Villanova, Pennsylvania Weather

Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →

Villanova weather forecast — hour by hour, 7-day outlook, NOAA radar

Villanova, PA
Saturday, July 4 at 2:27 PM
99
°
Clear
Feels like
105°
Humidity
31%
Wind
6 mph
Sunrise
1:37 AM
Sunset
4:33 PM
Villanova, PA
Hour by hour · 24h
24-Hour ForecastVillanova, PA: 24-hour forecast. Temperatures range from 74 to 100 degrees Fahrenheit with a 40% chance of precipitation at 10 PM.
L 74°H 100°
Villanova, PA
7-day forecast
  1. Today
    Jul 4
    Light Drizzle
    40%
    —
    100°75°—
  2. Sunday
    Jul 5
    Heavy Drizzle
    45%
    0.10″
    92°72°-8°
  3. Monday
    Jul 6
    Thunderstorm
    95%
    0.27″
    75°70°-17°
  4. Tuesday
    Jul 7
    Drizzle
    75%
    —
    78°67°+3°
  5. Wednesday
    Jul 8
    Light Drizzle
    17%
    —
    79°65°+1°
  6. Thursday
    Jul 9
    Overcast
    16%
    —
    89°67°+10°
  7. Friday
    Jul 10
    Light Drizzle
    38%
    —
    87°71°-2°
Villanova, PA
Next 24 hours · Hot now
HOT 90°65°85°105°12p6p12a6anow 98°high 100°low 74°PRECIP %
Villanova, PA
Anemometer · 24h winds · from true
NESW
From · True
W
268° · veering 14°
Direction
W
268°
Sustained
6
mph
Gust
19
mph
Peak 24h
30
avg 6
Beaufort · 2 · LIGHT BRZ
0
CALM
<1
1
LIGHT AIR
1–3
2
LIGHT BRZ
4–7
3
GENTLE BRZ
8–12
4
MOD BRZ
13–18
5
FRESH BRZ
19–24
6
STRONG BRZ
25–31
7
NEAR GALE
32–38
24h · sust vs gust · mph
avg 6 · pk 30 @ 8:00p
010203040MPHB1B2B3B4B5B6B7B8-21h-18h-15h-12h-9h-6h-3h-24hNOWpk 367SUSTGUST
−24h−18h−12h−6hnow
Light breeze veering 14° from the w.
Villanova, PA
Barometer · 24h pressure · mb
STORMRAINCHANGEFAIRDRY9901000101010201030
Pressure · mb
997.3
-1.5 mb in 3h · falling · 29.45 inHg
Now
997.3
mb
3h
-1.5
mb
12h
-0.5
mb
24h
-1.7
mb
Regime · STORM
STORM
RAIN
CHANGE
FAIR
DRY
24h · Pressure · mb
range 997–999
9909951000STORM|RAIN10051010RAIN|CHG1015CHG|FAIR10201025FAIR|DRY1030-21h-18h-15h-12h-9h-6h-3h-24hNOW999.1996.7997.4
−24h−18h−12h−6hnow
Deep low still deepening — rough seas, strong wind, persistent rain.
Villanova, PA
Air quality
71
AQI
Moderate
↑+7 in 6h▲Peak ~125 @ 10 PM

AQI 71 (Moderate), driven by Ozone. AQI up 7 over the last 6 hours (gradual rise). Ozone at AQI 128 now. With UV 8.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 142 around 1 PM.

OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 10 PM.

PM 2.5Good
9.1μg/m³
PM 10Good
10μg/m³
NO₂Good
2μg/m³
OzoneDRIVERUnhealthy
154μg/m³
UV IndexVery high
8.3

What's driving it

Ozone × UV × Sky

Ozone at AQI 128 now. With UV 8.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 142 around 1 PM.

Present
AQI 128
UV peak
8.3 at 1 PM
Sky at peak
clear
Projected peak
AQI 142

PM × Wind × Precip

PM2.5 at 9.1 µg/m³ (AQI 51) with a 0.94 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.

PM2.5/PM10
0.94
Wind
light
Recent rain
0h in last 6h
Pattern
stagnant smoke

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).

7-DAY AQI TREND50100SATSUNMONTUEWEDTHUFRISAT7-DAY PM2.5 TREND · μg/m³450
Villanova, PA
Sky cover · visibility · 24h
Cloud cover
1%
CLEAR
100%0%−24h−18h−12h−6hnow
Visibility
121.1mi
UNLIMITED
123 mi0 mi−24h−18h−12h−6hnow
Earth · GOES-19 ABI
Full Disk · Visible · GeoColor
GOES-19 full disk Visible · GeoColor
True-color daytime, blue/IR sandwich at night
18:27 UTC · Villanova, PA · NOAA NESDIS / STAR · up to 10848 px
Continental US · GOES-19 ABI
CONUS Sector · Visible · GeoColor
GOES-19 CONUS Visible · GeoColor
Daytime true-color, blue-light/IR sandwich at night
18:27 UTC · Villanova, PA · NOAA NESDIS / STAR · 5-min cadence · up to 10000 px
Villanova, PA
Satellite · infrared · animated
Villanova, PA
Loading IR frames…
IR · cloud-top temp© RainViewer · Carto
Villanova, PA
Almanac · Saturday, July 4
If the first of July be rainy weather, 'twill rain more or less for four weeks together.
Civil dawn
5:06 AM
Sunrise
1:37 AM
Daylight
14h 56m
Sunset
4:33 PM
Civil dusk
9:07 PM
Planting note
Harvest early potatoes. Begin drying onions on the surface.
Villanova, PA
The moon
Waning Gibbous
79% illuminated
Moonrise
10:55 PM
Moonset
10:05 AM
In sign
♓︎ Pisces
Villanova, PA
Microseason
Jul 1–5

Cicadas claim the afternoon

plant
Jan 151% of the yearDec 31

Read this microseason across nine climate regions →

Villanova at a glance

  • Today vs. normal: 27°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.

ZIP code: 19085

16-Day Forecast — Villanova

  1. Sat100°75°40%
  2. Sun92°72°45%
  3. Mon75°70°95%
  4. Tue78°67°75%
  5. Wed79°65°17%
  6. Thu89°67°16%
  7. Fri87°71°38%
  8. Sat87°72°32%
  9. Sun82°68°28%
  10. Mon80°69°22%
  11. Tue86°67°21%
  12. Wed89°67°26%
  13. Thu89°71°29%
  14. Fri93°75°32%
  15. Sat92°72°26%
  16. Sun89°74°24%

Forecast data from Open-Meteo (CC BY 4.0).

Right now in the garden

Peak growing season

As of July 4, 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 — Villanova

SPC has placed Villanova 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.

January 1–5: The year turns in silence.January 6–10: Ice thickens on still water.January 11–15: Shortest shadows lengthen.January 16–20: Pheasants begin to call.January 21–25: Springs begin to thaw.January 26–31: Chickadees announce dawn.February 1–5: East wind softens the frost.February 6–10: Sap begins to rise.February 11–15: First snowdrops appear.February 16–20: Red-winged blackbirds return.February 21–25: Rain begins to replace snow.February 26–28: Skunk cabbage pushes through ice.March 1–5: Ice withdraws from the reservoir.March 6–10: Crocuses open to weak sun.March 11–15: Peepers call from the marsh.March 16–20: Woodcocks spiral at dusk.March 21–25: Equinox — light overtakes dark.March 26–31: Forsythia opens along the fences.April 1–5: Cherry blossoms drift like snow.April 6–10: Warblers appear in the understory.April 11–15: Magnolias bloom and fall in a day.April 16–20: Dogwoods float above the forest.April 21–25: Lilacs perfume the evening.April 26–30: Last frost releases the garden.May 1–5: Warblers flood the Ramble.May 6–10: Tulip poplars light their candles.May 11–15: Shad run up the rivers.May 16–20: Roses open along the stoops.May 21–25: Firefly scouts appear at dusk.May 26–31: Strawberries ripen in the sun.June 1–5: Fireflies rise from the lawn.June 6–10: Elderflowers open in hedgerows.June 11–15: Solstice approaches — longest light.June 16–20: Honeysuckle sweetens the night.June 21–25: Solstice — the sun stands still.June 26–30: Lightning bugs drift through oaks.July 1–5: Cicadas claim the afternoon.July 6–10: Queen Anne's lace lines the roads.July 11–15: Thunder builds each afternoon.July 16–20: Corn reaches for the tassels.July 21–25: Dog days settle in the haze.July 26–31: Katydids begin their chorus.August 1–5: Night falls a minute earlier.August 6–10: Sunflowers face the morning.August 11–15: Goldenrod begins to bloom.August 16–20: Crickets pulse through warm nights.August 21–25: First cool morning surprises.August 26–31: Monarchs stage for flight.September 1–5: School buses reappear.September 6–10: Asters purple the roadsides.September 11–15: Hawk migration over the Hudson.September 16–20: Equinox — dark overtakes light.September 21–25: Apples hang heavy on the branch.September 26–30: Geese begin to chevron south.October 1–5: Witch hazel blooms as others fade.October 6–10: Maples begin to blaze.October 11–15: Frost paints the garden black.October 16–20: Oaks turn bronze and russet.October 21–25: Leaves rattle down the gutters.October 26–31: Clocks fall back — dusk at five.November 1–5: Ginkgos drop overnight.November 6–10: Last leaves cling stubbornly.November 11–15: Juncos arrive from the north.November 16–20: Bare branches reveal the sky.November 21–25: First flurries dust the rooftops.November 26–30: Woodsmoke curls through the block.December 1–5: Darkness settles before dinner.December 6–10: Holly and winterberry persist.December 11–15: Shortest day approaches.December 16–20: Ice begins to form at the edges.December 21–25: Solstice — the sun begins return.December 26–31: The year turns in silence.🌱February 14 — First skunk-cabbage spathes thaw their way up☀️March 20 — Spring equinox — day and night balance🌸April 5 — Cherry blossoms peak in the parks🐦May 10 — Warbler migration peaks along the coast✨May 25 — First fireflies scout the meadows at dusk🌞June 21 — Summer solstice — longest day🦗July 25 — Peak cicada chorus in the afternoons🌊August 18 — Warmest sea-surface temperatures of the year🍂September 22 — Autumn equinox — the slow turn❄️October 25 — First widespread frost in the suburbs🍁November 10 — Peak leaf color across the Hudson Valley🌙December 21 — Winter solstice — longest night

Microseason · July 1–5

Cicadas claim the afternoon

Annual cicada buzz begins, peaking in the heat of the day.

Day 185 of 365 · Wedge 37 of 72

The solar year drawn as a wheel of 72 five-day windows. Each wedge is one microseason; the four colored arcs mark winter, spring, summer, and autumn; the small icons sit at notable phenological events. The crimson pointer creeps clockwise as the year turns.

Planting calendar

MonthPlantHarvest
January——
February——
March——
Aprillettuce, peas, spinach, radishes—
Maylettuce, peas, spinach, radishes, tomatoes, peppers, beans, squashlettuce, peas, radishes
Junetomatoes, peppers, beans, squashlettuce, peas, radishes
Julytomatoes, peppers, beans, squashtomatoes, beans, summer squash
August—tomatoes, beans, summer squash
Septemberfall brassicas, garlic (overwinter), carrotstomatoes, beans, summer squash
Octoberfall brassicas, garlic (overwinter), carrotswinter squash, tomatoes (last)
November——
December——

A year in weather

Villanova peaks at about 77°F in July and bottoms near 31°F in January; December brings the heaviest rain (4.2 inches) and February the least (2.9 inches).

MonthMean tempPrecipRainy days
January31°3.4″13
February33°2.9″12
March42°3.7″15
April53°3.9″17
May61°3.7″17
June71°3.7″17
July77°3.3″16
August75°4.0″17
September69°3.7″13
October58°3.0″11
November45°3.6″13
December36°4.2″13

Regional context

Villanova swings from 31°F in January to 77°F in July (46°F) per NOAA NCEI 1991-2020 normals; precipitation in Villanova runs about 43.1 inches on roughly 173 measurable days.

No season owns Villanova's rain: December reaches 4.2 inches across 13.0 days and February keeps 2.9 inches on 12.4, an even spread through Villanova's year. That even rhythm groups Villanova with places like Rosemont, PA, Saint Davids, PA and Bryn Mawr, PA.

Around mid-April, Villanova sheds its freezing nights — peas, lettuce, spinach, and radishes go into Villanova's beds. Villanova's heat-lovers — tomatoes, peppers, squash — hold off until Villanova's frost risk clears, 10-14 days on. Frost returns to Villanova near mid-November, ending the tender-crop season. Villanova's low ground holds frost later into spring than Villanova's benches, which run 3-5 days ahead.

Similar climates: Rosemont, PA, Saint Davids, PA, Bryn Mawr, PA, West Conshohocken, PA, Wayne, PA.

Frequently asked

When does it freeze in Villanova?
In Villanova, expect the last spring frost near mid-April; Villanova's first autumn frost comes around mid-November.
What is the rainy season in Villanova?
Villanova sees its heaviest rain in December (around 4.2 inches), part of roughly 43 inches a year.
What is the warmest month in Villanova?
On average July tops the year in Villanova at about 77°F.
What is the coldest month in Villanova?
The coldest stretch in Villanova falls in January, around 31°F on average.
When can I start a vegetable garden in Villanova?
Hardy spring crops go in near mid-April in Villanova; tender peppers and squash wait 10–14 days.
How many rainy days does Villanova get?
Expect roughly 173 wet days a year in Villanova.
What hardiness zone is Villanova?
With January around 31°F, Villanova's zone reflects that minimum — the USDA ZIP map confirms Villanova's band.
What is the 10-day forecast for Villanova?
Villanova'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 Villanova?
See this week's day-by-day rain chances for Villanova in the daily forecast above, and the next 24 hours in the hourly chart.
What is the weather like right now in Villanova?
Current conditions for Villanova and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
How often is the Villanova forecast updated?
The Villanova forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
When are sunrise and sunset in Villanova?
Today's sunrise and sunset times for Villanova 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 Villanova?
The next few days in Villanova's forecast are the most reliable; accuracy declines beyond about a week as weather-model uncertainty grows.

Climate

In Villanova, Pennsylvania, the warm-summer humid continental climate runs from about 31°F in January to 77°F in July, a 46°F seasonal range.

Across the year, Villanova collects about 43 inches of precipitation over roughly 173 days with measurable rain or snow.

Villanova's 46°F range, set by its 40.0°N position, drives frost timing and what thrives in Villanova.

All cities in Pennsylvania →

Philadelphia, PA weather →

ZIP codes in Villanova

  • 19085

Climate normals from the Open-Meteo Climate API. Köppen approximation from NOAA NCEI U.S. Climate Regions. See methodology for data sources, editorial rules, and corrections. Maintainer: Brian Tighe.