Georgetown, Maryland Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Georgetown weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Light Rain42%0.06″93°74°—
- MondayJul 6Rain76%0.18″87°73°-6°
- TuesdayJul 7Light Showers74%0.01″79°70°-8°
- WednesdayJul 8Overcast38%—78°68°-1°
- ThursdayJul 9Overcast23%—83°67°+5°
- FridayJul 10Light Drizzle42%—84°73°+1°
- SaturdayJul 11Overcast31%—84°68°0°
AQI 51 (Moderate), driven by PM2.5. AQI down 80 over the last 6 hours — air quality is improving sharply. PM2.5 at 14.0 µg/m³ (AQI 60) with a 0.95 fine-to-coarse ratio and 3 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 32 now. With UV 3.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 14 around 1 PM.
- Present
- AQI 32
- UV peak
- 3.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 14
PM × Wind × Precip
PM2.5 at 14.0 µg/m³ (AQI 60) with a 0.95 fine-to-coarse ratio and 3 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.95
- Wind
- calm
- 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
- 11:21 PM
- Moonset
- 11:14 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Georgetown at a glance
- Today vs. normal: 3°F above the seasonal normal for this latitude
- Last frost: April 11 (climatological average for this latitude)
- Microseason: Jul 1–5
- Planting window: Harvest early potatoes. Begin drying onions on the surface.
ZIP code: 21930
15-Day Forecast — Georgetown
- Sun93°74°42%
- Mon87°73°76%
- Tue79°70°74%
- Wed78°68°38%
- Thu83°67°23%
- Fri84°73°42%
- Sat84°68°31%
- Sun82°68°16%
- Mon78°71°11%
- Tue85°66°10%
- Wed85°65°16%
- Thu90°69°25%
- Fri86°74°32%
- Sat85°73°27%
- Sun87°73°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 — Georgetown
SPC has placed Georgetown in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWTSTMGeneral Thunderstorms
- 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 Georgetown
- 21620