Gaithersburg, MD 20879 Air Quality

Air quality index51Moderate

Acceptable for most people; unusually sensitive people should take it easier outdoors.

050100150200300+

Next 24 hours

US AQI

1. 51Now
2. 53
3. 55
4. 572 PM
5. 57
6. 57
7. 575 PM
8. 56
9. 56
10. 558 PM
11. 54
12. 54
13. 5311 PM
14. 69
15. 84
16. 1002 AM
17. 82
18. 65
19. 475 AM
20. 44
21. 42
22. 398 AM
23. 38
24. 37

Air quality outlook

Worst hour each day

• Today57Moderate
• Wed 21100Moderate
• Thu 2245Good
• Fri 23394Hazardous
• Sat 2462Moderate

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

Air quality map

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

About ZIP code 20879

ZIP code 20879 is Gaithersburg, in Montgomery County, Maryland. This forecast is for the centre of the ZIP area at 39.167°, -77.164°, 3 mi from central Gaithersburg. Right now it’s 62° and clear; today’s high is 66° with a 0% chance of rain.

Gaithersburg, MD forecast

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