What is the air quality in Grantham today?

The current Air Quality Index (AQI) in Grantham is 37 (Good). PM2.5 concentration is 8.9 µg/m³.

What is the temperature in Grantham right now?

The current temperature in Grantham is 12.1°C (feels like 12.1°C). Humidity is 81.1% and wind speed is 49.2 km/h.

Is it safe to go outside in Grantham?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.7 (Low).

Air Quality in Grantham, United Kingdom

Windy

12.1°C · 81.1% humidity

12.1°

Feels 12.1°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

27 1am

37 4am

29 7am

27 10am

28 1pm

25 4pm

25 7pm

25 10pm

Air Quality Index Trend

24h · 1 stn

View full history →

Grantham's air quality is shaped by traffic emissions and residential heating. Pollution levels tend to peak during winter months when cold air traps emissions close to ground level.

81.1%

Humidity

49.2 km/h

Wind NNE

1016.8 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

8.9 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Grantham?

Temperature & Precipitation

PM2.5 Trend

24h · 1 station

PM2.58.9 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

What is the 7-day forecast for Grantham?

07-22

24.0° 10.3°

0.31 mm

07-23

20.6° 12.0°

07-24

17.6° 14.6°

17.63 mm

07-25

26.9° 10.1°

0.25 mm

07-26

25.8° 10.9°

0.19 mm

07-27

24.0° 15.7°

11.56 mm

07-28

24.5° 15.9°

Both models agree Avg diff: 2.5°C

What cities are near Grantham?

40 Sleaford 43 Newark on Trent 27 Melton Mowbray 36 Stamford 39 West Bridgford 38 Arnold 39 Nottingham 52 Spalding 53 Lincoln 39 Basford

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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 2026-07-22T03:13 UTC.