🔎 Weather for a date or period
Actual day-by-day weather for the selected period (ERA5). Up to 1 year.
📆 On this day before
Data for previous years is being prepared.
🏆 Hottest and coldest day in Hong Kong (over the full observation series)
+35°
Hottest day
July 10, 1980
+2°
Coldest day
January 24, 2024
🗓 Monthly climate in Hong Kong (10-year normals)
| Month | Day | Night | Precip |
|---|---|---|---|
| January | +19° | +13° | 40 mm |
| February | +20° | +14° | 47 mm |
| March | +22° | +18° | 88 mm |
| April | +25° | +20° | 162 mm |
| May | +27° | +24° | 289 mm |
| June | +29° | +26° | 371 mm |
| July | +30° | +26° | 291 mm |
| August | +30° | +26° | 392 mm |
| September | +29° | +25° | 279 mm |
| October | +27° | +22° | 180 mm |
| November | +24° | +19° | 88 mm |
| December | +20° | +14° | 27 mm |
🕰 Weather in Hong Kong September 8 in past years
+33°
Heat record · 1990
+23°
Cold record · 2022
📜
This day in history. The hottest September 8 in Hong Kong was in 1990 (+33°), the coldest in 2022 (+23°). 86 years of observations. Normal for September: day +29°, night +25°.
📒 For school and home
Weather diary
ready-made observation table for a month — for school
Weather for the month
September calendar: forecast + climate normal
City water
South China Sea +27° — where to swim
FAQ about the weather archive in Hong Kong ❓
What was the weather in Hong Kong on a specific date?
Pick a date or range in the form above — we show actual day-by-day weather (ERA5 reanalysis, up to a year back). For today’s date in past years see “On this day before”.
Hottest and coldest day in the history in Hong Kong?
Heat record — +35° (July 10, 1980), cold record — +2° (January 24, 2024). Observations over the full available series.
What's the typical weather in Hong Kong in September?
On average +29° by day, +25° at night, precipitation about 279 mm (ERA5 climate normal).
Since what year is the weather archive in Hong Kong kept?
Climate normals and records come from the ERA5 reanalysis. Actual day-by-day weather is available for the last year.
Climate and weather archive in Hong Kong
Monthly climate normals in Hong Kong (average day and night temperatures, precipitation) are computed from the ERA5 reanalysis. The observation archive accrues from launch. Data: Open-Meteo (ERA5).