West Wyomissing, Pennsylvania Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
West Wyomissing weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Rain50%0.15″101°74°—
- SundayJul 5Heavy Rain90%0.79″96°72°-5°
- MondayJul 6Thunderstorm90%0.15″77°63°-19°
- TuesdayJul 7Light Drizzle72%0.01″71°59°-6°
- WednesdayJul 8Overcast16%—82°57°+11°
- ThursdayJul 9Light Drizzle34%—88°63°+6°
- FridayJul 10Light Drizzle36%0.01″88°69°0°
AQI 60 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±4 points). PM2.5 at 12.4 µg/m³ (AQI 57) with a 0.94 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
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 43 now. With UV 4.7 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 27 around 1 PM.
- Present
- AQI 43
- UV peak
- 4.7 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 27
PM × Wind × Precip
PM2.5 at 12.4 µg/m³ (AQI 57) 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).








































If the first of July be rainy weather, 'twill rain more or less for four weeks together.
- Moonrise
- 10:57 PM
- Moonset
- 10:07 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
West Wyomissing at a glance
- Today vs. normal: 14°F above the seasonal normal for this latitude
- Last frost: April 18 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
16-Day Forecast — West Wyomissing
- Sat101°74°50%
- Sun96°72°90%
- Mon77°63°90%
- Tue71°59°72%
- Wed82°57°16%
- Thu88°63°34%
- Fri88°69°36%
- Sat83°71°31%
- Sun72°65°29%
- Mon73°65°14%
- Tue79°65°17%
- Wed86°65°30%
- Thu91°71°29%
- Fri92°71°36%
- Sat80°71°36%
- Sun87°68°39%
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 — West Wyomissing
SPC has placed West Wyomissing 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 185 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
In West Wyomissing, July runs warmest near 76°F and January coldest around 29°F, while May is the wettest month (4.0 inches) and February the driest (2.8 inches).
| Month | Mean temp | Precip | Rainy days |
|---|---|---|---|
| January | 29° | 3.2″ | 14 |
| February | 32° | 2.8″ | 13 |
| March | 40° | 3.5″ | 16 |
| April | 52° | 3.8″ | 17 |
| May | 61° | 4.0″ | 18 |
| June | 70° | 3.9″ | 17 |
| July | 76° | 3.3″ | 17 |
| August | 75° | 3.8″ | 17 |
| September | 68° | 3.6″ | 14 |
| October | 57° | 3.0″ | 12 |
| November | 43° | 3.6″ | 14 |
| December | 34° | 4.0″ | 14 |
Regional context
Per NOAA NCEI 1991-2020 normals, West Wyomissing runs from a 29°F January mean to 76°F in July, a 47°F seasonal spread, with near 42.6 inches of precipitation across about 183 wet days.
Rainfall in West Wyomissing stays even across the calendar: May tops out at 4.0 inches over 18.4 rainy days, and February still logs 2.8 inches across 13.4 — a narrow range for West Wyomissing. It is a balanced pattern West Wyomissing shares with places like West Lawn, PA, Springmont, PA and Lincoln Park, PA.
Around mid-April, West Wyomissing sheds its freezing nights — kale, peas, spinach, and parsnips go into West Wyomissing's beds. West Wyomissing's heat-lovers — tomatoes, peppers, squash — hold off until West Wyomissing's frost risk clears, 10-14 days on. By mid-November, frost is back in West Wyomissing — protect or harvest anything tender. A creek-bottom lot in West Wyomissing can lag West Wyomissing's last frost 7-10 days behind a south slope.
Similar climates: West Lawn, PA, Springmont, PA, Lincoln Park, PA, Whitfield, PA, Montrose Manor, PA.
Frequently asked
- When does it freeze in West Wyomissing?
- In West Wyomissing, expect the last spring frost near mid-April; West Wyomissing's first autumn frost comes around mid-November.
- What is the rainy season in West Wyomissing?
- May is the wettest month in West Wyomissing, about 4.0 inches on average; the year totals roughly 43 inches.
- What is the warmest month in West Wyomissing?
- On average July tops the year in West Wyomissing at about 76°F.
- What is the coldest month in West Wyomissing?
- The coldest stretch in West Wyomissing falls in January, around 29°F on average.
- When can I start a vegetable garden in West Wyomissing?
- In West Wyomissing, sow peas and hardy greens around mid-April; West Wyomissing's tomatoes and peppers wait two weeks more.
- How many rainy days does West Wyomissing get?
- West Wyomissing records around 183 days of measurable precipitation annually.
- What hardiness zone is West Wyomissing?
- Since January in West Wyomissing averages 29°F, West Wyomissing's USDA zone follows that floor — confirm it by ZIP.
- What is the 10-day forecast for West Wyomissing?
- West Wyomissing'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 West Wyomissing?
- See this week's day-by-day rain chances for West Wyomissing in the daily forecast above, and the next 24 hours in the hourly chart.
- What is the weather like right now in West Wyomissing?
- Current conditions for West Wyomissing and the next 24 hours — temperature, precipitation chance, and wind by the hour — are in the hourly forecast chart above.
- How often is the West Wyomissing forecast updated?
- The West Wyomissing forecast on this page is built from Open-Meteo weather-model data and refreshes regularly through the day.
- When are sunrise and sunset in West Wyomissing?
- Today's sunrise and sunset times for West Wyomissing 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 West Wyomissing?
- The next few days in West Wyomissing'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, West Wyomissing, Pennsylvania swings from 29°F in the heart of winter to 76°F at midsummer — a 47°F arc.
Across the year, West Wyomissing collects about 43 inches of precipitation over roughly 183 days with measurable rain or snow.
West Wyomissing sits at 40.3°N; that 47°F seasonal swing frames planting windows and frost dates across West Wyomissing.
ZIP codes in West Wyomissing
- 19609