Thermograph

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

Osasco weather records

Record high and low temperatures for Osasco, 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 37°C on 2020-10-02; its coldest fell to 1°C on 1981-06-20.

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
34°C2015-01-19
17°C2012-01-27
23°C2019-01-03
12°C1980-01-04
February
36°C2014-02-07
19°C1983-02-02
23°C2014-02-08
13°C1991-02-25
March
33°C2025-03-09
17°C1983-03-21
23°C2024-03-17
13°C1987-03-12
April
32°C1996-04-03
17°C1990-04-19
21°C2005-04-09
8°C1999-04-19
May
31°C2024-05-02
13°C2022-05-18
21°C2021-05-29
4°C1990-05-23
June
29°C2010-06-20
12°C1985-06-08
20°C1982-06-28
1°C1981-06-20
July
29°C1983-07-10
8°C2013-07-24
20°C1983-07-08
2°C2021-07-30
August
33°C2005-08-29
10°C1999-08-15
22°C2005-08-30
3°C1984-08-27
September
36°C2023-09-24
11°C1990-09-14
23°C2012-09-19
5°C2002-09-03
October
37°C2020-10-02
13°C1995-10-30
23°C2020-10-02
9°C1981-10-21
November
36°C2023-11-13
14°C1986-11-12
24°C2023-11-18
10°C1989-11-02
December
34°C2025-12-28
17°C1985-12-03
23°C2012-12-26
12°C1995-12-15

Records by season

The warmest (▲) and coldest (▼) both the daytime high and the overnight low have reached in each meteorological season (Southern Hemisphere, each a three-month span).

SeasonDaytime highOvernight low
Summer (Dec–Feb)
36°C2014-02-07
17°C2012-01-27
23°C2019-01-03
12°C1980-01-04
Autumn (Mar–May)
33°C2025-03-09
13°C2022-05-18
23°C2024-03-17
4°C1990-05-23
Winter (Jun–Aug)
33°C2005-08-29
8°C2013-07-24
22°C2005-08-30
1°C1981-06-20
Spring (Sep–Nov)
37°C2020-10-02
11°C1990-09-14
24°C2023-11-18
5°C2002-09-03

All-time records

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

High

Highest 37°C 2020-10-02
Lowest 8°C 2013-07-24

Low

Highest 24°C 2023-11-18
Lowest 1°C 1981-06-20

Feels-like

Highest 51°C 2020-10-07
Lowest -3°C 1981-07-21

Humidity

Highest 20.7 g/m³ 1987-01-15
Lowest 4.7 g/m³ 1981-07-21

Wind

Highest 47 km/h 2025-12-10
Lowest 5 km/h 2017-06-29

Gust

Highest 96 km/h 2025-09-22
Lowest 12 km/h 1993-07-21

Precip

Wettest 107 mm 1991-01-27
Driest 10-day dry spell 1981-07-30

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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