Casement Weather Records (EIM00003967)

Record envelope, standing records and threshold days for Casement (EIM00003967), Ireland, with 39 years of record.

Key Facts for Casement

Casement (EIM00003967) is a weather station in Ireland at 53.30 latitude and -6.45 longitude, 97 m (319 ft) above sea level.
The station reports from 1987 to 2025, 39 years of record.
1,464 records set at Casement still stand.
Records are tracked for tmax, tmin, prcp: an element needs 30 years of data to be eligible.
Casement tied a daily record high minimum temperature of 15.6 C (60.1 F) on 19 August 2025.

About the Station

Location: Ireland, 53.30 latitude, -6.45 longitude.
Elevation: 97 m (319 ft).
Period of record: 1987 to 2025, 39 years.
Eligible elements: tmax, tmin, prcp.

Daily Record Envelope and 2026

4 days at or beyond a record

The band shows the record high and record low for each calendar day at Casement. The lines show the 2026 daily maximum and minimum. 4 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Casement, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	14.2 C (57.6 F)	-12.4 C (9.7 F)	12.3 C (54.1 F)	-6.3 C (20.7 F)
Feb	15.9 C (60.6 F)	-8.0 C (17.6 F)	13.1 C (55.6 F)	-3.2 C (26.2 F)
Mar	19.8 C (67.6 F)	-8.4 C (16.9 F)	17.6 C (63.7 F)	-3.2 C (26.2 F)
Apr	22.7 C (72.9 F)	-5.9 C (21.4 F)	13.1 C (55.6 F)	0.3 C (32.5 F)
May	24.9 C (76.8 F)	-3.6 C (25.5 F)	18.4 C (65.1 F)	-0.2 C (31.6 F)
Jun	27.6 C (81.7 F)	0.2 C (32.4 F)	18.9 C (66.0 F)	5.5 C (41.9 F)
Jul	31.0 C (87.8 F)	2.8 C (37.0 F)	21.3 C (70.3 F)	8.7 C (47.7 F)
Aug	29.5 C (85.1 F)	2.2 C (36.0 F)	24.0 C (75.2 F)	8.5 C (47.3 F)
Sep	25.4 C (77.7 F)	-1.2 C (29.8 F)	n/a	n/a
Oct	20.2 C (68.4 F)	-3.0 C (26.6 F)	n/a	n/a
Nov	17.7 C (63.9 F)	-8.9 C (16.0 F)	n/a	n/a
Dec	14.5 C (58.1 F)	-12.0 C (10.4 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Casement still stand. 2010 holds the most, with 78.

Standing records at Casement by the year they were set
Year set	Standing records
1987	66
1988	29
1989	52
1990	29
1991	49
1992	36
1993	30
1994	42
1995	65
1996	47
1997	45
1998	45
1999	42
2000	41
2001	37
2002	34
2003	39
2004	42
2006	55
2007	46
2008	41
2009	46
2010	78
2011	62
2012	37
2013	68
2014	17
2015	35
2016	23
2017	36
2018	27
2019	13
2020	14
2021	16
2022	21
2023	20
2024	19
2025	20

Wettest Day of Each Month

Dec: 90.9 mm (3.6 in)

The wettest day on record for each calendar month at Casement. The most was 90.9 mm (3.6 in) on 6 December 2007.

Record daily precipitation for each month at Casement
Month	Record daily precipitation (mm)	Date
Jan	23.1 mm (0.9 in)	25 January 1995
Feb	41.9 mm (1.6 in)	2 February 2009
Mar	38.1 mm (1.5 in)	13 March 1994
Apr	33.0 mm (1.3 in)	9 April 1998
May	38.1 mm (1.5 in)	27 May 2017
Jun	72.9 mm (2.9 in)	11 June 1993
Jul	33.0 mm (1.3 in)	28 July 1988
Aug	43.9 mm (1.7 in)	5 August 2007
Sep	41.9 mm (1.6 in)	5 September 2008
Oct	86.9 mm (3.4 in)	24 October 2011
Nov	64.0 mm (2.5 in)	6 November 2000
Dec	90.9 mm (3.6 in)	6 December 2007

Period of Record Coverage

1987 to 2025

38 years of record at Casement, 1987 to 2025. 33 years have data for under 90 percent of days and are left out of rankings: 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994 and others.

Days with data per year at Casement
Year	Days with data	Share of year	Complete
1987	286	78%	No
1988	309	84%	No
1989	319	87%	No
1990	308	84%	No
1991	323	88%	No
1992	313	86%	No
1993	215	59%	No
1994	308	84%	No
1995	322	88%	No
1996	320	87%	No
1997	333	91%	Yes
1998	308	84%	No
1999	315	86%	No
2000	325	89%	No
2001	334	92%	Yes
2002	315	86%	No
2003	320	88%	No
2004	327	89%	No
2006	325	89%	No
2007	339	93%	Yes
2008	326	89%	No
2009	331	91%	Yes
2010	333	91%	Yes
2011	323	88%	No
2012	326	89%	No
2013	314	86%	No
2014	229	63%	No
2015	243	67%	No
2016	248	68%	No
2017	233	64%	No
2018	81	22%	No
2019	13	4%	No
2020	6	2%	No
2021	13	4%	No
2022	88	24%	No
2023	18	5%	No
2024	14	4%	No
2025	22	6%	No

Latest Records

Latest records at Casement
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
19 August 2025	Casement, IE	daily high min (Tie)	15.6 C (60.1 F)	tie	7 years	1 of 100 (Routine)
17 July 2025	Casement, IE	daily high min	14.4 C (57.9 F)	0.1 C (0.2 F)	4 years	4 of 100 (Routine)
13 July 2025	Casement, IE	daily high min	14.8 C (58.6 F)	0.5 C (0.9 F)	28 years	13 of 100 (Routine)
12 July 2025	Casement, IE	daily high min	14.9 C (58.8 F)	1.1 C (2.0 F)	28 years	15 of 100 (Routine)
21 June 2025	Casement, IE	daily high min	15.4 C (59.7 F)	2.1 C (3.8 F)	8 years	12 of 100 (Routine)
20 June 2025	Casement, IE	daily high min	16.0 C (60.8 F)	1.9 C (3.4 F)	36 years	20 of 100 (Routine)
17 June 2025	Casement, IE	daily high min (Tie)	13.8 C (56.8 F)	tie	2 years	0 of 100 (Routine)
30 May 2025	Casement, IE	monthly high min	13.9 C (57.0 F)	0.2 C (0.4 F)	6 years	14 of 100 (Routine)
28 April 2025	Casement, IE	daily high min	11.5 C (52.7 F)	1.3 C (2.3 F)	15 years	10 of 100 (Routine)
27 April 2025	Casement, IE	daily high min	10.2 C (50.4 F)	0.2 C (0.4 F)	31 years	12 of 100 (Routine)
26 April 2025	Casement, IE	daily high min	10.0 C (50.0 F)	0.7 C (1.3 F)	15 years	9 of 100 (Routine)
25 April 2025	Casement, IE	daily high min	9.6 C (49.3 F)	0.3 C (0.5 F)	19 years	8 of 100 (Routine)
19 April 2025	Casement, IE	daily high min	8.9 C (48.0 F)	0.6 C (1.1 F)	36 years	15 of 100 (Routine)
31 March 2025	Casement, IE	daily high max	17.6 C (63.7 F)	2.0 C (3.6 F)	26 years	17 of 100 (Routine)
21 March 2025	Casement, IE	daily high min	9.9 C (49.8 F)	1.9 C (3.4 F)	23 years	14 of 100 (Routine)
15 March 2025	Casement, IE	daily low min	-3.2 C (26.2 F)	1.8 C (3.2 F)	24 years	15 of 100 (Routine)
5 March 2025	Casement, IE	daily high min	6.0 C (42.8 F)	1.0 C (1.8 F)	28 years	13 of 100 (Routine)
2 March 2025	Casement, IE	daily high min	6.4 C (43.5 F)	1.5 C (2.7 F)	2 years	7 of 100 (Routine)
14 January 2025	Casement, IE	daily high min	10.4 C (50.7 F)	4.2 C (7.6 F)	35 years	24 of 100 (Routine)
13 January 2025	Casement, IE	daily high max	12.3 C (54.1 F)	0.3 C (0.5 F)	36 years	13 of 100 (Routine)

Extremes by Year

1987 to 2025

Yearly extremes at Casement: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	31.0 C (87.8 F)	2006	25.0 C (77.0 F)	38
Coldest night (TNn)	-12.4 C (9.7 F)	2010	-5.5 C (22.1 F)	38
Wettest day (Rx1day)	90.9 mm (3.6 in)	2007	34.6 mm (1.4 in)	38
Wettest five days (Rx5day)	146.3 mm (5.8 in)	1993	54.8 mm (2.2 in)	32
Longest dry spell (CDD)	18 days	2017	8 days	38

Hottest day (TXx)

The hottest day of the year at Casement, 1987 to 2025. The record is 31.0 C (87.8 F) in 2006, marked on the chart; the median year is 25.0 C (77.0 F).

Hottest day (TXx) at Casement by year
Year	Hottest day (TXx)
1987	25.9 C (78.6 F)
1988	22.9 C (73.2 F)
1989	28.0 C (82.4 F)
1990	29.5 C (85.1 F)
1991	25.8 C (78.4 F)
1992	24.7 C (76.5 F)
1993	22.8 C (73.0 F)
1994	25.1 C (77.2 F)
1995	28.8 C (83.8 F)
1996	25.7 C (78.3 F)
1997	24.7 C (76.5 F)
1998	25.3 C (77.5 F)
1999	26.7 C (80.1 F)
2000	27.6 C (81.7 F)
2001	26.6 C (79.9 F)
2002	23.2 C (73.8 F)
2003	27.4 C (81.3 F)
2004	25.7 C (78.3 F)
2006	31.0 C (87.8 F)
2007	23.2 C (73.8 F)
2008	23.3 C (73.9 F)
2009	24.9 C (76.8 F)
2010	24.9 C (76.8 F)
2011	24.4 C (75.9 F)
2012	23.1 C (73.6 F)
2013	28.5 C (83.3 F)
2014	24.8 C (76.6 F)
2015	25.4 C (77.7 F)
2016	25.6 C (78.1 F)
2017	27.4 C (81.3 F)
2018	26.2 C (79.2 F)
2019	21.6 C (70.9 F)
2020	17.5 C (63.5 F)
2021	21.6 C (70.9 F)
2022	24.2 C (75.6 F)
2023	24.4 C (75.9 F)
2024	23.1 C (73.6 F)
2025	24.0 C (75.2 F)

Coldest night (TNn)

The coldest night of the year at Casement, 1987 to 2025. The record is -12.4 C (9.7 F) in 2010, marked on the chart; the median year is -5.5 C (22.1 F).

Coldest night (TNn) at Casement by year
Year	Coldest night (TNn)
1987	-7.3 C (18.9 F)
1988	-5.1 C (22.8 F)
1989	-4.2 C (24.4 F)
1990	-3.6 C (25.5 F)
1991	-8.0 C (17.6 F)
1992	-10.0 C (14.0 F)
1993	-4.7 C (23.5 F)
1994	-5.5 C (22.1 F)
1995	-5.5 C (22.1 F)
1996	-5.9 C (21.4 F)
1997	-3.8 C (25.2 F)
1998	-5.5 C (22.1 F)
1999	-7.0 C (19.4 F)
2000	-7.1 C (19.2 F)
2001	-8.4 C (16.9 F)
2002	-5.5 C (22.1 F)
2003	-4.1 C (24.6 F)
2004	-6.8 C (19.8 F)
2006	-7.5 C (18.5 F)
2007	-5.1 C (22.8 F)
2008	-4.9 C (23.2 F)
2009	-5.3 C (22.5 F)
2010	-12.4 C (9.7 F)
2011	-5.3 C (22.5 F)
2012	-4.6 C (23.7 F)
2013	-5.9 C (21.4 F)
2014	-4.8 C (23.4 F)
2015	-5.0 C (23.0 F)
2016	-5.5 C (22.1 F)
2017	-6.6 C (20.1 F)
2018	-5.1 C (22.8 F)
2019	-3.4 C (25.9 F)
2020	-4.3 C (24.3 F)
2021	-4.7 C (23.5 F)
2022	-6.1 C (21.0 F)
2023	-6.0 C (21.2 F)
2024	-6.1 C (21.0 F)
2025	-6.3 C (20.7 F)

Wettest day (Rx1day)

The wettest day of the year at Casement, 1987 to 2025. The record is 90.9 mm (3.6 in) in 2007, marked on the chart; the median year is 34.6 mm (1.4 in).

Wettest day (Rx1day) at Casement by year
Year	Wettest day (Rx1day)
1987	45.0 mm (1.8 in)
1988	33.0 mm (1.3 in)
1989	33.0 mm (1.3 in)
1990	31.0 mm (1.2 in)
1991	31.0 mm (1.2 in)
1992	18.0 mm (0.7 in)
1993	72.9 mm (2.9 in)
1994	38.1 mm (1.5 in)
1995	33.0 mm (1.3 in)
1996	55.9 mm (2.2 in)
1997	23.9 mm (0.9 in)
1998	40.9 mm (1.6 in)
1999	38.9 mm (1.5 in)
2000	64.0 mm (2.5 in)
2001	21.8 mm (0.9 in)
2002	47.0 mm (1.9 in)
2003	41.9 mm (1.6 in)
2004	42.4 mm (1.7 in)
2006	36.1 mm (1.4 in)
2007	90.9 mm (3.6 in)
2008	41.9 mm (1.6 in)
2009	41.9 mm (1.6 in)
2010	52.1 mm (2.1 in)
2011	86.9 mm (3.4 in)
2012	31.8 mm (1.3 in)
2013	25.9 mm (1.0 in)
2014	43.9 mm (1.7 in)
2015	37.1 mm (1.5 in)
2016	26.9 mm (1.1 in)
2017	41.9 mm (1.6 in)
2018	21.1 mm (0.8 in)
2019	5.3 mm (0.21 in)
2020	15.0 mm (0.6 in)
2021	6.1 mm (0.24 in)
2022	17.0 mm (0.7 in)
2023	4.1 mm (0.16 in)
2024	14.0 mm (0.6 in)
2025	3.0 mm (0.12 in)

Wettest five days (Rx5day)

The wettest five days of the year at Casement, 1987 to 2025. The record is 146.3 mm (5.8 in) in 1993, marked on the chart; the median year is 54.8 mm (2.2 in).

Wettest five days (Rx5day) at Casement by year
Year	Wettest five days (Rx5day)
1987	53.4 mm (2.1 in)
1988	45.6 mm (1.8 in)
1989	36.3 mm (1.4 in)
1990	36.4 mm (1.4 in)
1991	41.7 mm (1.6 in)
1992	25.7 mm (1.0 in)
1993	146.3 mm (5.8 in)
1994	57.4 mm (2.3 in)
1995	73.1 mm (2.9 in)
1996	59.7 mm (2.4 in)
1997	34.0 mm (1.3 in)
1998	54.1 mm (2.1 in)
1999	77.2 mm (3.0 in)
2000	66.2 mm (2.6 in)
2001	50.3 mm (2.0 in)
2002	76.9 mm (3.0 in)
2003	66.7 mm (2.6 in)
2004	70.1 mm (2.8 in)
2006	50.3 mm (2.0 in)
2007	110.0 mm (4.3 in)
2008	71.9 mm (2.8 in)
2009	84.6 mm (3.3 in)
2010	68.3 mm (2.7 in)
2011	49.0 mm (1.9 in)
2012	63.3 mm (2.5 in)
2013	45.9 mm (1.8 in)
2014	75.8 mm (3.0 in)
2015	55.4 mm (2.2 in)
2016	49.2 mm (1.9 in)
2017	49.8 mm (2.0 in)
2018	41.4 mm (1.6 in)
2019	n/a
2020	n/a
2021	n/a
2022	32.3 mm (1.3 in)
2023	n/a
2024	n/a
2025	n/a

Longest dry spell (CDD)

The longest dry spell of the year at Casement, 1987 to 2025. The record is 18 days in 2017, marked on the chart; the median year is 8 days.

Longest dry spell (CDD) at Casement by year
Year	Longest dry spell (CDD)
1987	8 days
1988	8 days
1989	6 days
1990	11 days
1991	9 days
1992	6 days
1993	14 days
1994	11 days
1995	8 days
1996	9 days
1997	14 days
1998	11 days
1999	5 days
2000	4 days
2001	1 day
2002	9 days
2003	9 days
2004	9 days
2006	9 days
2007	8 days
2008	13 days
2009	6 days
2010	10 days
2011	8 days
2012	6 days
2013	6 days
2014	8 days
2015	9 days
2016	16 days
2017	18 days
2018	10 days
2019	1 day
2020	1 day
2021	1 day
2022	14 days
2023	1 day
2024	1 day
2025	1 day

Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.

Download the Data

Data for Casement standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Casement threshold days by year: CSV or JSON. Field meanings are on the data page.

Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).