Hanoi, Vietnam All-Time Weather Extremes
The most extreme temperature, precipitation, and snowfall ever recorded in Hanoi, from NOAA GHCN daily weather observations.
Station: LONGZHOU
| Temperature | ||
|---|---|---|
| Record High | 106.8°F (42°C) | May 7, 2003 |
| Record Low | 26.6°F (-3°C) | January 12, 1955 |
| Lowest High | 42.2°F (6°C) | February 1, 2008 |
| Highest Low | 83.6°F (29°C) | June 19, 2010 |
| Highest Mean | 93.0°F (34°C) | May 6, 2003 and May 6, 2023 |
| Lowest Mean | 40.4°F (5°C) | January 31, 1977 |
| Precipitation | ||
| Max in One Calendar Day | 8.52" (216.5 mm) | June 12, 1966 |
| Max in One Month | 22.43" (569.8 mm) | June 1966 |
| Least in One Month | 0.00" (0.0 mm) | December 1979 |
| Max in One Year | 69.09" (1755.0 mm) | 1986 |
| Least in One Year | 33.14" (841.8 mm) | 2007 |
| Period of Record | ||
| Temperature | January 1, 1953 – August 24, 2025 | |
| Precipitation | January 1, 1953 – August 24, 2025 | |
Note: Records compiled from NOAA GHCN-Daily observations at LONGZHOU (109 mi from Hanoi, Vietnam). Quality-flagged readings are excluded. Monthly and annual totals require substantially complete reporting for “least” records.
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Frequently Asked Questions
What is the hottest temperature ever recorded in Hanoi, Vietnam?
The all-time record high in Hanoi, Vietnam is 106.8°F (42°C), set on May 7, 2003.
What is the coldest temperature ever recorded in Hanoi, Vietnam?
The all-time record low in Hanoi, Vietnam is 26.6°F (-3°C), set on January 12, 1955.
What is the most rain Hanoi, Vietnam has ever had in one day?
The most precipitation recorded in one calendar day near Hanoi, Vietnam is 8.52 inches, on June 12, 1966.
Hanoi Weather History
Monthly averages and climate data for Hanoi
Vietnam Weather History
Historical weather for other Vietnam cities