SmogRank / Canada / British Columbia / North Vancouver

North Vancouver, month by month

North Vancouver has a measured daily mean on 1,284 days since 1 January 2023. Its worst month was August 2026, at 52 US AQI (9.6 µg/m³), 997th of 2,896 cities on that month's world ranking. Its cleanest was March 2026, at 13 US AQI (2.3 µg/m³). 2025 averaged 22 US AQI (4.0 µg/m³), against 22 US AQI (3.9 µg/m³) in 2024.

Every month since 2023

Each square is a month's mean PM2.5 in US AQI from North Vancouver's measured days, with its place on that month's world ranking under it. A month has a mean once 70% of its days are measured, the rule the monthly rankings use; under that, the square gives the days measured. Each square opens that month's ranking with North Vancouver marked; each year, the year's. A dashed square is the running month, so far.
Good0–50
Moderate51–100
Sensitive groups101–150
Unhealthy151–200
Very unhealthy201–300
Hazardous301+

The US EPA's Air Quality Index for PM2.5 (2024 breakpoints). Show values as: µg/m³ · US AQI · India AQI · China AQI · European AQI · UK DAQI · Canada AQHI+. About the scales

Months without a mean, and why

2 months
MonthWhy
Mar 20238 of 31 days measured; a month needs 22. The others: 20 missing from OpenAQ's archive, 3 with under 18 hours of readings or readings that failed our checks.
Feb 20231 of 28 days measured; a month needs 20. The others: 25 missing from OpenAQ's archive, 2 with under 18 hours of readings or readings that failed our checks.

A day counts once 18 hours of it are measured; a month needs 70% of its days.

North Vancouver's worst months

MonthUS AQIDays measuredWorld rankEpisode
August 2026 529.6 µg/m³31 of 31997thof 2,896North-western United States and Canada, 4 to 22 August 2026
August 2023 509.0 µg/m³31 of 31777thof 1,980North-western United States and Canada, August 2023
September 2025 437.7 µg/m³30 of 301,388thof 3,104North-western United States and Canada, August and September 2025
May 2023 346.2 µg/m³31 of 311,262ndof 1,600–
August 2024 315.5 µg/m³31 of 311,824thof 2,010–
August 2025 305.4 µg/m³31 of 312,635thof 2,901North-western United States and Canada, August and September 2025

Monthly means over the days measured; finished months only. World rank: its place on that month's world ranking of every city with enough days. Each month opens that ranking.

North Vancouver's worst days

DayUS AQIEpisode
5 Aug 2026 10336.5 µg/m³North-western United States and Canada, 4 to 22 August 2026
25 Aug 2023 9935.1 µg/m³North-western United States and Canada, August 2023
3 Sept 2025 9935.1 µg/m³North-western United States and Canada, August and September 2025
20 Aug 2023 9733.8 µg/m³North-western United States and Canada, August 2023
6 Aug 2026 9130.5 µg/m³North-western United States and Canada, 4 to 22 August 2026
26 Aug 2023 8426.9 µg/m³North-western United States and Canada, August 2023
21 Aug 2023 7924.2 µg/m³North-western United States and Canada, August 2023
5 Sept 2025 7723.2 µg/m³North-western United States and Canada, August and September 2025
27 Aug 2023 7421.7 µg/m³North-western United States and Canada, August 2023
14 Aug 2026 7320.8 µg/m³North-western United States and Canada, 4 to 22 August 2026

Daily means, the highest since 1 Jan 2023; the WHO's daily guideline is 15 µg/m³. Each date opens that day's world ranking, and each episode the bad-air spell it was part of.

Use this history

SmogRank, PM2.5 monthly and daily means, North Vancouver, Canada, 1 Jan 2023 – 11 Oct 2026. Monitor data from AirNow, via OpenAQ and from the publisher directly; sources listed at smogrank.com/sources. smogrank.com/ca/north-vancouver/history (accessed 13 Oct 2026).

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You're welcome to reuse a single chart, image or figure with this citation and a link. Terms. Raw monitor readings in bulk are published by OpenAQ, under each provider's licence.

North Vancouver now: the last 24 hours, its ranks today and the last 12 months day by day.

Updated 2026-10-13 01:07 UTC. Values are PM2.5 (fine particles), the median of each city's monitors, as the US AQI PM2.5 sub-index. Some low-cost readings: Sensor.Community, ODbL (data and licence). Some readings: Uzhydromet (Uzbekistan's Hydrometeorological Service); Department of Environment, Nepal; Vietnam's government monitors; Aurassure; Umhverfisstofnun (Environment Agency of Iceland); RMCAB (Secretaría Distrital de Ambiente, Bogotá); Love My Air (City and County of Denver), no reuse terms published (why we use them).