South Dublin, Leinster, Ireland weather records
Record high and low temperatures for South Dublin, Leinster, Ireland, 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 26°C on 1983-07-13; its coldest fell to -3°C on 1987-01-13.
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 | 14°C2015-01-09
-2°C1987-01-12
|
11°C1998-01-09
-3°C1987-01-13
|
| February | 14°C1998-02-13
0°C1985-02-10
|
10°C1990-02-05
-2°C2018-02-28
|
| March | 15°C2022-03-24
1°C2018-03-01
|
10°C2000-03-08
-2°C2018-03-01
|
| April | 18°C2025-04-30
4°C1989-04-24
|
11°C2007-04-24
-1°C1998-04-10
|
| May | 22°C2026-05-25
6°C1993-05-14
|
14°C2026-05-28
1°C1982-05-05
|
| June | 25°C2026-06-23
10°C2009-06-06
|
17°C2026-06-26
5°C1991-06-04
|
| July | 26°C1983-07-13
11°C1997-07-01
|
19°C1983-07-13
8°C1993-07-12
|
| August | 24°C2003-08-09
12°C1986-08-25
|
18°C1995-08-20
7°C1986-08-31
|
| September | 24°C2023-09-08
10°C2020-09-24
|
17°C1999-09-05
6°C1992-09-05
|
| October | 19°C2023-10-06
6°C2008-10-28
|
15°C2023-10-06
2°C1983-10-29
|
| November | 16°C2022-11-11
1°C2010-11-28
|
13°C2015-11-10
0°C2010-11-28
|
| December | 14°C1994-12-10
1°C2000-12-28
|
12°C1994-12-11
-2°C2010-12-21
|
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) | 14°C1994-12-10
-2°C1987-01-12
|
12°C1994-12-11
-3°C1987-01-13
|
| Spring (Mar–May) | 22°C2026-05-25
1°C2018-03-01
|
14°C2026-05-28
-2°C2018-03-01
|
| Summer (Jun–Aug) | 26°C1983-07-13
10°C2009-06-06
|
19°C1983-07-13
5°C1991-06-04
|
| Autumn (Sep–Nov) | 24°C2023-09-08
1°C2010-11-28
|
17°C1999-09-05
0°C2010-11-28
|
All-time records
The most extreme value South Dublin 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.