Lititz, Pennsylvania Weather
Cicadas claim the afternoon. Day 14 of summer. Read this microseason across nine climate regions →
Lititz weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Light Rain53%0.16″100°73°—
- SundayJul 5Rain90%0.27″94°71°-6°
- MondayJul 6Light Showers90%0.10″76°63°-18°
- TuesdayJul 7Light Drizzle71%0.01″70°58°-6°
- WednesdayJul 8Mostly Clear14%—82°56°+12°
- ThursdayJul 9Light Drizzle31%—87°62°+5°
- FridayJul 10Light Drizzle39%—87°68°0°
AQI 54 (Moderate), driven by PM2.5. AQI flat over the last 6 hours (within ±3 points). PM2.5 at 10.5 µg/m³, PM10 at 11.5 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 during the projected peak around 6 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 40 now. With UV 1.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 10 around 1 PM.
- Present
- AQI 40
- UV peak
- 1.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 10
PM × Wind × Precip
PM2.5 at 10.5 µg/m³, PM10 at 11.5 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.91
- Wind
- light
- Recent rain
- 0h 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
- 10:58 PM
- Moonset
- 10:08 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Lititz at a glance
- Today vs. normal: 9°F above the seasonal normal for this latitude
- Last frost: April 17 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 17543
16-Day Forecast — Lititz
- Sat100°73°53%
- Sun94°71°90%
- Mon76°63°90%
- Tue70°58°71%
- Wed82°56°14%
- Thu87°62°31%
- Fri87°68°39%
- Sat84°71°32%
- Sun74°65°29%
- Mon72°63°14%
- Tue78°63°15%
- Wed87°66°24%
- Thu91°70°26%
- Fri91°73°35%
- Sat79°71°42%
- Sun85°68°44%
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 — Lititz
SPC has placed Lititz 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.
ZIP codes in Lititz
- 17543