What is the air quality in Old Jamestown today?

The current Air Quality Index (AQI) in Old Jamestown is 28 (Good). PM2.5 concentration is 6.7 µg/m³.

What is the temperature in Old Jamestown right now?

The current temperature in Old Jamestown is 28.1°C (feels like 31.9°C). Humidity is 62.1% and wind speed is 43.7 km/h.

Is it safe to go outside in Old Jamestown?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 9.4 (Very High).

Air Quality in Old Jamestown, United States

Windy

28.1°C · 62.1% humidity

28.1°

Feels 31.9°

Good

Air quality is satisfactory. Enjoy outdoor activities.

3 stations

Nearby Monitoring Stations

AQI Forecast

54 12pm

28 3pm

32 6pm

26 9pm

27 12am

24 3am

24 6am

25 9am

Air Quality Index Trend

41h · 6 stn

View full history →

Old Jamestown's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

62.1%

Humidity

43.7 km/h

Wind ENE

1013.1 hPa

Pressure

9.4

UV Very High

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

6.7 µg/m³

PM10

20.55 µg/m³

050100150200300500

What is the weather forecast for Old Jamestown?

Temperature & Precipitation

PM2.5 Trend

41h · 6 stations

PM2.56.7 µg/m³ ✓ WHO

Good

PM1020.55 µg/m³

Good

UV INDEX9.4

Very High

Station readings (3 stations within 25 km)

6.7

Median

6.63

Average

4.8

Low

9.8

High

PM2.5 µg/m³ · Model: 7.35 · Bias: +0.6

What is the 7-day forecast for Old Jamestown?

07-21

28.3° 22.2°

07-22

26.6° 20.4°

0.06 mm

07-23

20.8° 18.7°

0.69 mm

07-24

29.0° 18.9°

07-25

24.9° 19.6°

2.56 mm

07-26

29.9° 22.1°

1.81 mm

07-27

28.9° 21.3°

Both models agree Avg diff: 4.1°C

Where are air quality stations near Old Jamestown?

Forest Park, Missouri, USA

22.7 km PM2.5: 2.4 µg/m³

East St. Louis, Illinois, USA

27.1 km PM2.5: 11.3 µg/m³

What cities are near Old Jamestown?

29 Florissant 32 Spanish Lake 28 Ferguson 25 Hazelwood 44 Alton 44 Upper Alton 52 Godfrey 24 Overland 21 Saint Charles 23 Maryland Heights

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ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T20:30 UTC.