Thermograph

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

Windsor weather records

Record high and low temperatures for Windsor, 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 39°C on 1988-06-25; its coldest fell to -27°C on 1994-01-19.

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
15°C2008-01-08
-20°C2014-01-07
10°C2008-01-08
-27°C1994-01-19
February
19°C2024-02-27
-16°C2015-02-16
12°C2017-02-23
-26°C2015-02-20
March
24°C1986-03-30
-12°C2014-03-03
17°C1998-03-31
-22°C2003-03-03
April
29°C1990-04-25
-3°C1982-04-06
19°C2009-04-25
-12°C1982-04-08
May
33°C1987-05-29
7°C2023-05-02
24°C1991-05-29
-1°C2020-05-09
June
39°C1988-06-25
14°C1992-06-20
28°C1988-06-22
6°C1980-06-10
July
38°C1988-07-09
19°C2001-07-02
28°C2012-07-07
11°C1984-07-08
August
37°C2001-08-08
17°C1986-08-28
27°C2006-08-01
8°C1982-08-29
September
34°C2013-09-10
9°C2001-09-25
25°C1991-09-16
2°C1991-09-28
October
31°C2007-10-08
4°C1993-10-30
21°C2018-10-09
-3°C1988-10-30
November
23°C2016-11-01
-5°C2014-11-18
18°C2024-11-05
-11°C2019-11-13
December
18°C1998-12-06
-15°C1983-12-24
14°C1982-12-03
-23°C1989-12-23

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).

SeasonDaytime highOvernight low
Winter (Dec–Feb)
19°C2024-02-27
-20°C2014-01-07
14°C1982-12-03
-27°C1994-01-19
Spring (Mar–May)
33°C1987-05-29
-12°C2014-03-03
24°C1991-05-29
-22°C2003-03-03
Summer (Jun–Aug)
39°C1988-06-25
14°C1992-06-20
28°C2012-07-07
6°C1980-06-10
Autumn (Sep–Nov)
34°C2013-09-10
-5°C2014-11-18
25°C1991-09-16
-11°C2019-11-13

All-time records

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

High

Highest 39°C 1988-06-25
Lowest -20°C 2014-01-07

Low

Highest 28°C 2012-07-07
Lowest -27°C 1994-01-19

Feels-like

Highest 60°C 1995-07-14
Lowest -41°C 1994-01-19

Humidity

Highest 23.4 g/m³ 1995-07-14
Lowest 0.5 g/m³ 1982-01-17

Wind

Highest 60 km/h 1991-04-15
Lowest 6 km/h 1989-07-23

Gust

Highest 104 km/h 2002-03-09
Lowest 12 km/h 2019-11-19

Precip

Wettest 62 mm 1989-05-26
Driest 13-day dry spell 2023-05-21

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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