Great Mills, MD 20634 Air Quality

Air quality index37Good

Air quality is great — a good day to be outside.

050100150200300+

Next 24 hours

US AQI

1. 37Now
2. 37
3. 36
4. 352 AM
5. 33
6. 30
7. 285 AM
8. 29
9. 30
10. 318 AM
11. 31
12. 30
13. 2911 AM
14. 31
15. 33
16. 352 PM
17. 37
18. 39
19. 415 PM
20. 43
21. 44
22. 458 PM
23. 44
24. 44

Air quality outlook

Worst hour each day

• Today37Good
• Wed 2145Good
• Thu 2257Moderate
• Fri 2339Good
• Sat 2441Good

From our air-quality forecast models (GEOS-CF / GEFS aerosols). AQI uses the US EPA scale.

Air quality map

Open full map

Layer Radar Temperature Feels like Wind Humidity Dew point UV Air quality Pressure Visibility Satellite Lightning

About ZIP code 20634

ZIP code 20634 is Great Mills, in St. Mary's County, Maryland. This forecast is for the centre of the ZIP area at 38.242°, -76.498°. Right now it’s 52° and clear; today’s high is 65° with a 0% chance of rain.

Nearby ZIP codes

20620 · Callaway, MD20667 · Park Hall, MD20653 · Lexington Park, MD20619 · California, MD20692 · Valley Lee, MD20686 · Saint Marys City, MD20670 · Patuxent River, MD20630 · Drayden, MD20690 · Tall Timbers, MD20688 · Solomons, MD20674 · Piney Point, MD20650 · Leonardtown, MD

More Maryland cities

AnnapolisBaltimoreBethesdaBowieColumbiaDundalkEllicott CityFrederickGaithersburgGermantownGlen BurnieOcean CityRockvilleSilver SpringTowsonWaldorf