Air Quality in Ratchaburi, Thailand

Cloudy
26.3°C · 72.4% humidity
26.3°
Feels 26.3°
63
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
3 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
67 3am
59
57
63 6am
60
60
59 9am
59
59
59 12pm
59
59
59 3pm
59
60
60 6pm
60
60
60 9pm
60
60
62 12am
62
62
Station readings
67
59
57
59
CAMS model adj +35
25
25
25
25
25
25
24
24
24
24
24
24
24
24
25
25
25
25
25
25
25
27
27
27
AD 728×90

Air Quality Index Trend

27h · 2 stn

Ratchaburi's air quality is influenced by vehicle emissions, industrial activity, and seasonal agricultural burning. The worst conditions typically occur from February to April during the regional burning season. Current PM2.5 concentration in Ratchaburi is 1.2× the WHO 24-hour guideline of 15 µg/m³.

72.4%
Humidity
33.5 km/h
Wind SW
1008.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
63
17.73 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Ratchaburi?

Temperature & Precipitation

PM2.5 Trend

27h · 2 stations
PM2.517.73 µg/m³ ×1.2 WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (3 stations within 25 km)
17.73
Median
15.2
Average
10.0
Low
19.7
High
PM2.5 µg/m³ · Model: 5.9 · Bias: -11.8

What is the 7-day forecast for Ratchaburi?

08-03
34.6° 25.3°
1.0 mm
08-04
30.5° 24.1°
2.0 mm
08-05
30.9° 26.0°
0.88 mm
08-06
33.1° 26.2°
0.62 mm
08-07
31.5° 25.2°
1.37 mm
08-08
28.8° 25.5°
2.13 mm
08-09
29.3° 26.4°
0.25 mm
Both models agree Avg diff: 2.1°C

Where are air quality stations near Ratchaburi?

59
Regional Environmental Office 8, Thailand (สำนักงานสิ่งแวดล้อมภาคที่ 8 ราชบุรี)
1.5 km PM2.5: 15.9 µg/m³
67
Regional Environmental Office 8, Thailand (สำนักงานสิ่งแวดล้อมภาคที่ 8 ราชบุรี)
1.5 km PM2.5: 19.7 µg/m³
59
Regional Environmental Office 8, Thailand (สำนักงานสิ่งแวดล้อมภาคที่ 8 ราชบุรี)
1.5 km PM2.5: 15.9 µg/m³
67
Regional Environmental Office 8, Thailand (สำนักงานสิ่งแวดล้อมภาคที่ 8 ราชบุรี)
1.5 km PM2.5: 19.7 µg/m³
33
สวนมะพร้าวน้ำหอม อะโรแมติก ฟาร์ม ต.แพงพวย อ.ดำเนินสะดวก จ.ราชบุรี
11.0 km 31.1°C 78.3% RH PM2.5: 8.0 µg/m³ PM10: 9.0 µg/m³
41
Lat Yai,Mueang,Samut Songkhram, Thailand (ต.ลาดใหญ่ อ.เมือง จ.สมุทรสงคราม)
25.5 km PM2.5: 9.8 µg/m³
23
Lat Yai,Mueang,Samut Songkhram, Thailand (ต.ลาดใหญ่ อ.เมือง จ.สมุทรสงคราม)
25.5 km PM2.5: 5.5 µg/m³
29
Lat Yai,Mueang,Samut Songkhram, Thailand (ต.ลาดใหญ่ อ.เมือง จ.สมุทรสงคราม)
25.5 km PM2.5: 7.0 µg/m³

What cities are near Ratchaburi?

50 Damnoen Saduak 47 Photharam 43 Bang Phae 40 Ban I Chang 42 Samut Songkhram 30 Chom Bueng 19 Ban Pong 30 Ban Phaeo 27 Khao Yoi 32 Nakhon Pathom
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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 2026-08-07T23:56 UTC.