Thermograph

How unusual is the weather? Graded against ~45 years of local climate history.

Nantes weather records

Record high and low temperatures for Nantes, by month, by season, and all-time, with the dates they occurred, across 1980–2026 of daily climate history. Its hottest day on record reached 42°C on 2022-07-18; its coldest fell to -13°C on 1986-02-09.

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.

MonthDaytime highOvernight low
January
16°C1993-01-13
-9°C1987-01-12
13°C2007-01-18
-12°C1985-01-16
February
22°C2019-02-27
-5°C1991-02-07
13°C2020-02-02
-13°C1986-02-09
March
24°C2021-03-30
1°C2013-03-12
13°C2002-03-19
-9°C2005-03-01
April
27°C2005-04-30
5°C2013-04-05
14°C2018-04-21
-3°C2022-04-04
May
36°C2026-05-27
10°C1991-05-04
21°C2026-05-29
1°C2016-05-01
June
38°C2022-06-18
14°C1987-06-09
24°C2026-06-24
4°C2006-06-01
July
42°C2022-07-18
16°C1990-07-02
23°C2026-07-11
8°C2016-07-15
August
38°C2003-08-10
15°C1986-08-28
22°C2003-08-05
7°C2014-08-21
September
34°C2023-09-04
11°C1986-09-17
21°C2023-09-04
3°C2010-09-26
October
29°C2011-10-02
5°C1985-10-30
19°C2013-10-03
-1°C1997-10-30
November
21°C2015-11-01
-1°C1980-11-05
16°C2005-11-02
-6°C1998-11-24
December
17°C2000-12-07
-5°C1996-12-29
14°C2022-12-31
-12°C1996-12-31

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).

SeasonDaytime highOvernight low
Winter (Dec–Feb)
22°C2019-02-27
-9°C1987-01-12
14°C2022-12-31
-13°C1986-02-09
Spring (Mar–May)
36°C2026-05-27
1°C2013-03-12
21°C2026-05-29
-9°C2005-03-01
Summer (Jun–Aug)
42°C2022-07-18
14°C1987-06-09
24°C2026-06-24
4°C2006-06-01
Autumn (Sep–Nov)
34°C2023-09-04
-1°C1980-11-05
21°C2023-09-04
-6°C1998-11-24

All-time records

The most extreme value Nantes has recorded for each metric across its entire history.

High

Highest 42°C 2022-07-18
Lowest -9°C 1987-01-12

Low

Highest 24°C 2026-06-24
Lowest -13°C 1986-02-09

Feels-like

Highest 55°C 2026-06-23
Lowest -22°C 1987-01-12

Humidity

Highest 21.5 g/m³ 2026-06-24
Lowest 1.4 g/m³ 1987-01-12

Wind

Highest 64 km/h 1999-12-26
Lowest 4 km/h 2017-12-05

Gust

Highest 132 km/h 1999-12-26
Lowest 10 km/h 2024-12-28

Precip

Wettest 73 mm 2024-10-09
Driest 18-day dry spell 1997-04-07

For rainfall, the “driest” figure is the longest run of consecutive days without measurable rain, dated to when that dry spell began.

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