Cumberland, Maryland Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Cumberland weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 4Overcast27%—96°72°—
- SundayJul 5Overcast41%—95°72°-1°
- MondayJul 6Thunderstorm85%—88°70°-7°
- TuesdayJul 7Thunderstorm71%0.01″79°69°-9°
- WednesdayJul 8Light Showers22%0.06″76°67°-3°
- ThursdayJul 9Overcast12%—93°65°+17°
- FridayJul 10Light Drizzle48%0.04″88°69°-5°
AQI 72 (Moderate), driven by PM2.5. AQI up 21 in the last 6 hours — air quality is degrading. PM2.5 at 8.0 µg/m³, PM10 at 8.4 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 43. Overcast through the UV peak window (cloud cover ~89%) — afternoon ozone should stay flat.
- Present
- AQI 43
- UV peak
- 0.0 at 1 PM
- Sky at peak
- overcast
- Projected peak
- AQI 5
PM × Wind × Precip
PM2.5 at 8.0 µg/m³, PM10 at 8.4 µg/m³ — typical background levels with no transport signature.
- PM2.5/PM10
- 0.95
- 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
- 11:32 PM
- Moonset
- 11:25 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Cumberland at a glance
- Today vs. normal: 10°F above the seasonal normal for this latitude
- Last frost: April 14 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 21502
16-Day Forecast — Cumberland
- Sat96°72°27%
- Sun95°72°41%
- Mon88°70°85%
- Tue79°69°71%
- Wed76°67°22%
- Thu93°65°12%
- Fri88°69°48%
- Sat76°65°30%
- Sun79°62°24%
- Mon85°56°21%
- Tue91°59°21%
- Wed83°60°39%
- Thu87°59°42%
- Fri90°63°44%
- Sat95°67°42%
- Sun78°68°47%
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 — Cumberland
SPC has placed Cumberland 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 Cumberland
- 21502
- 21501
- 21503
- 21504
- 21505