Thermograph

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

Hamilton, Waikato Region, New Zealand weather records

Record high and low temperatures for Hamilton, Waikato Region, New Zealand, 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 29°C on 2018-01-26; its coldest fell to 1°C on 1982-07-09.

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
29°C2018-01-26
15°C1997-01-05
20°C1998-01-30
8°C1997-01-06
February
28°C2005-02-01
16°C1993-02-02
23°C2022-02-12
8°C1992-02-29
March
27°C2013-03-11
14°C1993-03-22
21°C1990-03-10
7°C2010-03-18
April
25°C1999-04-07
11°C1992-04-03
19°C2025-04-19
4°C1994-04-24
May
22°C1989-05-02
9°C1989-05-30
17°C1999-05-16
2°C2001-05-29
June
19°C1998-06-08
7°C1996-06-12
16°C1989-06-11
1°C1986-06-18
July
18°C2025-07-04
7°C2011-07-25
14°C2025-07-04
1°C1982-07-09
August
18°C1989-08-24
8°C2011-08-15
15°C2022-08-19
1°C2008-08-10
September
21°C2023-09-21
9°C1994-09-08
14°C1998-09-16
1°C2009-09-06
October
23°C1983-10-29
9°C2009-10-05
16°C1998-10-28
3°C2003-10-06
November
26°C2010-11-28
12°C2002-11-17
17°C1988-11-28
5°C2015-11-06
December
27°C2017-12-06
13°C2004-12-05
20°C2010-12-21
5°C1992-12-21

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)
29°C2018-01-26
13°C2004-12-05
23°C2022-02-12
5°C1992-12-21
Autumn (Mar–May)
27°C2013-03-11
9°C1989-05-30
21°C1990-03-10
2°C2001-05-29
Winter (Jun–Aug)
19°C1998-06-08
7°C1996-06-12
16°C1989-06-11
1°C1982-07-09
Spring (Sep–Nov)
26°C2010-11-28
9°C2009-10-05
17°C1988-11-28
1°C2009-09-06

All-time records

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

High

Highest 29°C 2018-01-26
Lowest 7°C 1996-06-12

Low

Highest 23°C 2022-02-12
Lowest 1°C 1982-07-09

Feels-like

Highest 35°C 2018-01-26
Lowest -5°C 2015-08-11

Humidity

Highest 20.5 g/m³ 2022-02-12
Lowest 4.8 g/m³ 1989-09-02

Wind

Highest 72 km/h 2014-04-17
Lowest 6 km/h 1989-07-24

Precip

Wettest 73 mm 2011-01-23
Driest 25-day dry spell 2013-02-06

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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