Hanoi, Vietnam weather records
Record high and low temperatures for Hanoi, Vietnam, by month, by season, and all-time, with the dates they occurred, across 1981–2026 of daily climate history. Its hottest day on record reached 45°C on 1994-05-03; its coldest fell to 0°C on 1999-12-23.
Records by month
The warmest (▲) and coldest (▼) both the daytime high and the overnight low have ever been in each calendar month, so each column shows its record high and its record low. Tap a month for its full averages and typical range.
| Month | Daytime high | Overnight low |
|---|---|---|
| January | 33°C1983-01-31
6°C2016-01-24
|
21°C2001-01-24
1°C1983-01-23
|
| February | 37°C1994-02-23
8°C2022-02-20
|
22°C1990-02-19
2°C2000-02-01
|
| March | 43°C1988-03-15
12°C2011-03-17
|
24°C1988-03-14
5°C1986-03-03
|
| April | 45°C1984-04-04
18°C1996-04-03
|
27°C1984-04-04
11°C2018-04-08
|
| May | 45°C1994-05-03
20°C1981-05-04
|
30°C1994-05-03
14°C1981-05-04
|
| June | 44°C1982-06-01
24°C1981-06-05
|
31°C1983-06-19
19°C2013-06-13
|
| July | 43°C1983-07-06
27°C1986-07-23
|
30°C1988-07-20
22°C2015-07-08
|
| August | 42°C1987-08-07
26°C1997-08-23
|
29°C1987-08-07
21°C1986-08-26
|
| September | 40°C1989-09-04
20°C1997-09-26
|
28°C1989-09-12
16°C1997-09-28
|
| October | 38°C1989-10-01
17°C1988-10-29
|
26°C1989-10-01
9°C2010-10-31
|
| November | 35°C1989-11-04
12°C1981-11-09
|
24°C1987-11-01
5°C1983-11-28
|
| December | 32°C1984-12-16
7°C1991-12-29
|
21°C2002-12-06
0°C1999-12-23
|
Records by season
The warmest (▲) and coldest (▼) both the daytime high and the overnight low have reached in each meteorological season (Northern Hemisphere, each a three-month span).
| Season | Daytime high | Overnight low |
|---|---|---|
| Winter (Dec–Feb) | 37°C1994-02-23
6°C2016-01-24
|
22°C1990-02-19
0°C1999-12-23
|
| Spring (Mar–May) | 45°C1994-05-03
12°C2011-03-17
|
30°C1994-05-03
5°C1986-03-03
|
| Summer (Jun–Aug) | 44°C1982-06-01
24°C1981-06-05
|
31°C1983-06-19
19°C2013-06-13
|
| Autumn (Sep–Nov) | 40°C1989-09-04
12°C1981-11-09
|
28°C1989-09-12
5°C1983-11-28
|
All-time records
The most extreme value Hanoi has recorded for each metric across its entire history.
High
Low
Feels-like
Humidity
Wind
Precip
For rainfall, the “driest” figure is the longest run of consecutive days without measurable rain, dated to when that dry spell began.