Sheffield air quality now

Great Britain · The summary is refreshed every 15 minutes.

Now

No current value: fewer than four sensors at different places are reporting now.

Open map

Sheffield, November 10, 2026: daily mean PM2.5 28 µg/m³ (4 sensors), level “Moderate” — as in the Atmy Data Hub. Open methodology and data in JSON: Methodology and data sources · JSON

In Sheffield the air is moderate right now (approximate, US EPA scale). From 09:00 to 19:00 local time the city mean PM2.5 rose from 5.8 to 12.7 µg/m³.

Cold weather (5°C) possibly means more heating, a common source of particles.

Weather now: partly cloudy, 5°C, wind 3 m/s, humidity 76%. No major change in the wind is expected in the coming hours.

Written automatically at 21:07 local time (21:07 UTC) from sensor measurements and the weather forecast. Values are approximate; hypotheses are marked.

3 m/s

Wind, WNW

0 mm

Precipitation today

Sheffield: air quality for the completed day

Metric: PM2.5, µg/m³ · Color scale: EPA AQI · November 10, 2026 · 00:00–24:00 UTC

28 µg/m³ Moderate

Daily mean PM2.5 on November 10, 2026 (00:00–24:00 UTC): 28 µg/m³ from 4 sensors that passed the quality check — the same value as in the Atmy Data Hub.

LowModerateElevatedHighVery highExtremely high

Pollution accumulation index now

24/100Low · An estimate of weather conditions · not a PM2.5 forecast

Now2420
22.0006.0013.0021.00

Pollution accumulation forecast

Today — November 11

8°/5°

Index by time of day

40/100Moderate

  1. 40/100Night
  2. 38/100Morning
  3. 12/100Day
  4. 26/100Evening

Thursday — November 12

6°/2°

Index by time of day

37/100Moderate

  1. 37/100Night
  2. 37/100Morning
  3. 9/100Day
  4. 20/100Evening

Friday — November 13

7°/1°

Index by time of day

47/100Moderate

  1. 47/100Night
  2. 36/100Morning
  3. 9/100Day
  4. 21/100Evening

Saturday — November 14

7°/5°

Index by time of day

44/100Moderate

  1. 44/100Night
  2. 34/100Morning
  3. 5/100Day
  4. 16/100Evening

Sunday — November 15

8°/5°

Index by time of day

36/100Moderate

  1. 36/100Night
  2. 33/100Morning
  3. 7/100Day
  4. 16/100Evening

Monday — November 16

8°/3°

Index by time of day

42/100Moderate

  1. 42/100Night
  2. 29/100Morning
  3. 6/100Day
  4. 24/100Evening

Forecast of conditions that trap pollution near the surface

Weather

5°

Partly cloudy. Feels like 2°C

  1. MorningCloudy5°C91%
  2. DayPartly cloudy8°C75%
  3. EveningPartly cloudy5°C76%

Wind

3m/sWind from the WNW

6m/sWind gusts

Wind force: 2

Gusts up to 8 m/s are expected.

10-day weather forecast for Sheffield

Great Britain

  1. TodayNov 11Cloudy8°C5°C
  2. ThuNov 12Cloudy6°C2°C
  3. FriNov 13Partly cloudy7°C1°C
  4. SatNov 14Cloudy7°C5°C
  5. SunNov 15Rain8°C5°C
  6. MonNov 16Rain8°C3°C
  7. TueNov 17Cloudy4°C1°C
  8. WedNov 18Rain6°C0°C
  9. ThuNov 19Rain3°C1°C
  10. FriNov 20Rain5°C0°C

Great Britain: sensors in total

49

  1. City of LondonGreat Britain

    15

  2. DundeeGreat Britain

    4

  3. Milton KeynesGreat Britain

    4

Cities with the most sensors

All sensors on the map, by city as the map assigns them; the city’s values count only the sensors that pass the Data Hub’s quality check.

Air quality calendar: Sheffield

Daily mean PM2.5 of the city sensors, µg/m³

Click a day to see its date and value.

LowModerateElevatedHighVery highExtremely high

Great Britain · City ranking · All pilot cities

Questions

What was the air quality in Sheffield over the last completed day?

Daily mean PM2.5 on November 10, 2026 (00:00–24:00 UTC): 28 µg/m³ from 4 sensors that passed the quality check — the same value as in the Atmy Data Hub.

What is the air quality in Sheffield right now?

Fresh data for Sheffield are insufficient (last update: 20:45 local time, 20:45 UTC). Open the map for the latest readings of individual sensors.

Where do these data come from?

From Atmy sensors and connected public networks (citizen, experimental and government monitors), aggregated by Atmy. Values are approximate; see the methodology.

How often is this page updated?

The summary is rebuilt every 15 minutes from the latest reading of each sensor, each no older than one hour.

Data

Where do these data come from?

The daily value is the Data Hub’s: the mean of the city’s sensors that passed the nightly quality check, each with at least 12 valid hours, and only with sensors at four places 500 m apart; days are UTC.

“Now” uses the same sensors and rule: the mean of their latest readings, each at most 60 minutes old, shown only with sensors at four places 500 m apart reporting.

Source: public Atmy monitoring data. Methodology and data sources · Data terms