Climate Yearbook

Hong Kong weather in 2023

Hong Kong weather in 2023, with 365 daily observations from Open-Meteo archive data.

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Open Hong Kong in the interactive graph

Use the graph view to inspect 2023 alongside other available years for Hong Kong.

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Year summary

In 2023, Hong Kong averaged 25.8 C for daily highs and 20.9 C for daily lows.

A 1991-2020 normal is not available for this location yet, so this page compares 2023 with the 2023-2025 archive baseline. The 2023 average daily high was -0.4 C from that baseline, and total precipitation was -255.5 mm from the baseline total.

The warmest month was July, with an average high of 30.9 C, while January had the lowest average low at 12.9 C.

The wettest month was September, totaling 463.3 mm. The hottest day reached 34.3 C on July 27, 2023.

Monthly averages and precipitation

MonthAvg low CAvg high CRain and snow mmDays
January12.918.233.031
February15.220.817.528
March18.022.796.631
April21.124.8111.530
May23.827.1177.031
June25.929.3365.130
July26.430.9287.831
August25.930.7220.331
September25.229.3463.330
October22.427.5263.931
November18.925.78.430
December14.322.19.831

Daily records in 2023

RecordDateValue
Hottest dayJuly 27, 202334.3 C
Coldest nightDecember 22, 20235.2 C
Wettest daySeptember 8, 2023117.9 mm

Weather data source: Open-Meteo Archive API. City metadata source: GeoNames cities15000.