Norristown, PA 19403 Air Quality

Air quality index40Good

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

050100150200300+

Next 24 hours

US AQI

1. 41Now
2. 40
3. 39
4. 3711 PM
5. 36
6. 35
7. 332 AM
8. 33
9. 33
10. 335 AM
11. 34
12. 35
13. 358 AM
14. 37
15. 38
16. 3911 AM
17. 39
18. 39
19. 392 PM
20. 42
21. 44
22. 475 PM
23. 48
24. 50

Air quality outlook

Worst hour each day

• Today41Good
• Wed 2153Moderate
• Thu 2250Good
• Fri 2353Moderate
• Sat 2441Good

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 19403

ZIP code 19403 is Norristown, in Montgomery County, Pennsylvania. This forecast is for the centre of the ZIP area at 40.149°, -75.379°. Right now it’s 56° and clear; today’s high is 67° with a 0% chance of rain.

Nearby ZIP codes

19401 · Norristown, PA19490 · Worcester, PA19406 · King Of Prussia, PA19405 · Bridgeport, PA19426 · Collegeville, PA19456 · Oaks, PA19422 · Blue Bell, PA19474 · Skippack, PA19462 · Plymouth Meeting, PA19087 · Wayne, PA19428 · Conshohocken, PA19453 · Mont Clare, PA

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