Gambrills, Maryland Weather
Cicadas claim the afternoon. Day 15 of summer. Read this microseason across nine climate regions →
Gambrills weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJul 5Overcast74%—95°72°—
- MondayJul 6Rain69%0.28″84°74°-11°
- TuesdayJul 7Light Drizzle44%0.05″74°68°-10°
- WednesdayJul 8Light Drizzle41%0.01″77°67°+3°
- ThursdayJul 9Showers56%0.30″91°68°+14°
- FridayJul 10Drizzle40%0.07″92°71°+1°
- SaturdayJul 11Overcast25%—85°69°-7°
AQI 130 (Unhealthy for Sensitive Groups), driven by Ozone. AQI up 80 in the last 6 hours — air quality is degrading. Ozone at AQI 93 — peak already passed at 1 PM under partly cloudy skies. Levels should ease through evening.
CAUTION Sensitive groups (children, elderly, respiratory conditions) should limit prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 93 — peak already passed at 1 PM under partly cloudy skies. Levels should ease through evening.
- Present
- AQI 93
- UV peak
- 0.5 at earlier today
- Sky at peak
- partly cloudy
- Projected peak
- AQI 93
PM × Wind × Precip
PM2.5 at 11.8 µg/m³, PM10 at 13.0 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
- 11:23 PM
- Moonset
- 11:16 AM
- In sign
- ♓︎ Pisces
Cicadas claim the afternoon
Gambrills at a glance
- Today vs. normal: 21°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: 21054
16-Day Forecast — Gambrills
- Sun95°72°74%
- Mon84°74°69%
- Tue74°68°44%
- Wed77°67°41%
- Thu91°68°56%
- Fri92°71°40%
- Sat85°69°25%
- Sun84°69°22%
- Mon93°67°22%
- Tue72°65°16%
- Wed80°62°14%
- Thu87°64°26%
- Fri90°67°32%
- Sat89°68°32%
- Sun82°70°26%
- Mon83°68°30%
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 — Gambrills
SPC has placed Gambrills in the Slight Risk category for severe thunderstorms today.
- TODAYSLGTSlight Risk
- TOMORROWMRGLMarginal 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 Gambrills
- 21144
- 21108