Castelo Branco Weather Records (POM00008570)

Record envelope, standing records and threshold days for Castelo Branco (POM00008570), Portugal, with 37 years of record.

Key Facts for Castelo Branco

Castelo Branco (POM00008570) is a weather station in Portugal at 39.83 latitude and -7.48 longitude, 384 m (1,260 ft) above sea level.
The station reports from 1990 to 2026, 37 years of record.
1,464 records set at Castelo Branco still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Portugal, 39.83 latitude, -7.48 longitude.
Elevation: 384 m (1,260 ft).
Period of record: 1990 to 2026, 37 years.
Eligible elements: none yet.

Daily Record Envelope and 2026

0 days at or beyond a record

The band shows the record high and record low for each calendar day at Castelo Branco. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Castelo Branco, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	22.1 C (71.8 F)	-2.4 C (27.7 F)	n/a	n/a
Feb	23.0 C (73.4 F)	-7.2 C (19.0 F)	n/a	n/a
Mar	27.5 C (81.5 F)	-1.6 C (29.1 F)	n/a	n/a
Apr	30.5 C (86.9 F)	1.0 C (33.8 F)	n/a	n/a
May	35.5 C (95.9 F)	2.9 C (37.2 F)	n/a	n/a
Jun	40.6 C (105.1 F)	7.3 C (45.1 F)	n/a	n/a
Jul	42.6 C (108.7 F)	8.9 C (48.0 F)	n/a	n/a
Aug	42.2 C (108.0 F)	9.3 C (48.7 F)	n/a	n/a
Sep	41.4 C (106.5 F)	8.9 C (48.0 F)	n/a	n/a
Oct	32.9 C (91.2 F)	4.2 C (39.6 F)	n/a	n/a
Nov	24.9 C (76.8 F)	-0.6 C (30.9 F)	n/a	n/a
Dec	19.5 C (67.1 F)	-2.5 C (27.5 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Castelo Branco still stand. 1997 holds the most, with 89.

Standing records at Castelo Branco by the year they were set
Year set	Standing records
1990	1
1996	37
1997	89
1998	62
1999	58
2000	66
2001	64
2002	64
2003	57
2004	67
2005	64
2006	40
2007	51
2008	68
2009	71
2010	71
2011	71
2012	66
2013	66
2014	57
2015	60
2016	38
2017	28
2018	25
2019	21
2020	22
2021	30
2022	50

Wettest Day of Each Month

Sep: 98.0 mm (3.9 in)

The wettest day on record for each calendar month at Castelo Branco. The most was 98.0 mm (3.9 in) on 30 September 2007.

Record daily precipitation for each month at Castelo Branco
Month	Record daily precipitation (mm)	Date
Jan	41.1 mm (1.6 in)	23 January 2002
Feb	62.0 mm (2.4 in)	1 February 2009
Mar	42.9 mm (1.7 in)	10 March 2018
Apr	40.9 mm (1.6 in)	2 April 2000
May	53.1 mm (2.1 in)	18 May 1997
Jun	54.1 mm (2.1 in)	1 June 1998
Jul	20.1 mm (0.8 in)	15 July 1997
Aug	32.3 mm (1.3 in)	25 August 1997
Sep	98.0 mm (3.9 in)	30 September 2007
Oct	72.9 mm (2.9 in)	24 October 2013
Nov	83.1 mm (3.3 in)	3 November 1997
Dec	72.9 mm (2.9 in)	7 December 2000

Period of Record Coverage

1990 to 2022

28 years of record at Castelo Branco, 1990 to 2022. 11 years have data for under 90 percent of days and are left out of rankings: 1990, 1996, 1999, 2015, 2016, 2017, 2018, 2019 and others.

Days with data per year at Castelo Branco
Year	Days with data	Share of year	Complete
1990	5	1%	No
1996	116	32%	No
1997	344	94%	Yes
1998	337	92%	Yes
1999	328	90%	No
2000	348	95%	Yes
2001	355	97%	Yes
2002	340	93%	Yes
2003	353	97%	Yes
2004	359	98%	Yes
2005	359	98%	Yes
2006	351	96%	Yes
2007	357	98%	Yes
2008	355	97%	Yes
2009	349	96%	Yes
2010	353	97%	Yes
2011	355	97%	Yes
2012	356	97%	Yes
2013	353	97%	Yes
2014	355	97%	Yes
2015	280	77%	No
2016	230	63%	No
2017	1	0%	No
2018	17	5%	No
2019	4	1%	No
2020	2	1%	No
2021	45	12%	No
2022	161	44%	No

Latest Records

No records were set at this station in the latest data.

Extremes by Year

1990 to 2026

Yearly extremes at Castelo Branco: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	42.6 C (108.7 F)	2022	39.5 C (103.1 F)	29
Coldest night (TNn)	-7.2 C (19.0 F)	2001	-0.9 C (30.4 F)	30
Wettest day (Rx1day)	98.0 mm (3.9 in)	2007	54.1 mm (2.1 in)	29
Wettest five days (Rx5day)	185.3 mm (7.3 in)	2026	89.6 mm (3.5 in)	25
Longest dry spell (CDD)	53 days	2026	5 days	28

Hottest day (TXx)

The hottest day of the year at Castelo Branco, 1990 to 2026. The record is 42.6 C (108.7 F) in 2022, marked on the chart; the median year is 39.5 C (103.1 F).

Hottest day (TXx) at Castelo Branco by year
Year	Hottest day (TXx)
1990	21.4 C (70.5 F)
1991	n/a
1996	33.0 C (91.4 F)
1997	38.6 C (101.5 F)
1998	39.3 C (102.7 F)
1999	40.6 C (105.1 F)
2000	38.4 C (101.1 F)
2001	37.7 C (99.9 F)
2002	38.1 C (100.6 F)
2003	41.6 C (106.9 F)
2004	40.8 C (105.4 F)
2005	41.6 C (106.9 F)
2006	39.5 C (103.1 F)
2007	39.5 C (103.1 F)
2008	38.6 C (101.5 F)
2009	38.1 C (100.6 F)
2010	39.8 C (103.6 F)
2011	38.4 C (101.1 F)
2012	40.5 C (104.9 F)
2013	40.9 C (105.6 F)
2014	37.1 C (98.8 F)
2015	40.6 C (105.1 F)
2016	41.4 C (106.5 F)
2017	14.9 C (58.8 F)
2018	42.2 C (108.0 F)
2019	29.0 C (84.2 F)
2020	37.5 C (99.5 F)
2021	40.4 C (104.7 F)
2022	42.6 C (108.7 F)
2025	n/a
2026	41.4 C (106.5 F)

Coldest night (TNn)

The coldest night of the year at Castelo Branco, 1990 to 2026. The record is -7.2 C (19.0 F) in 2001, marked on the chart; the median year is -0.9 C (30.4 F).

Coldest night (TNn) at Castelo Branco by year
Year	Coldest night (TNn)
1990	9.9 C (49.8 F)
1991	5.5 C (41.9 F)
1996	1.5 C (34.7 F)
1997	-1.8 C (28.8 F)
1998	-0.1 C (31.8 F)
1999	-1.2 C (29.8 F)
2000	-0.8 C (30.6 F)
2001	-7.2 C (19.0 F)
2002	-1.2 C (29.8 F)
2003	-2.4 C (27.7 F)
2004	-1.6 C (29.1 F)
2005	-1.4 C (29.5 F)
2006	-1.8 C (28.8 F)
2007	-1.0 C (30.2 F)
2008	0.2 C (32.4 F)
2009	-2.5 C (27.5 F)
2010	-1.8 C (28.8 F)
2011	0.0 C (32.0 F)
2012	-2.0 C (28.4 F)
2013	-0.6 C (30.9 F)
2014	-0.4 C (31.3 F)
2015	-1.6 C (29.1 F)
2016	1.3 C (34.3 F)
2017	-1.8 C (28.8 F)
2018	0.4 C (32.7 F)
2019	0.6 C (33.1 F)
2020	-0.1 C (31.8 F)
2021	-1.3 C (29.7 F)
2022	1.9 C (35.4 F)
2025	n/a
2026	5.4 C (41.7 F)

Wettest day (Rx1day)

The wettest day of the year at Castelo Branco, 1990 to 2026. The record is 98.0 mm (3.9 in) in 2007, marked on the chart; the median year is 54.1 mm (2.1 in).

Wettest day (Rx1day) at Castelo Branco by year
Year	Wettest day (Rx1day)
1990	15.2 mm (0.6 in)
1991	n/a
1996	52.1 mm (2.1 in)
1997	83.1 mm (3.3 in)
1998	54.1 mm (2.1 in)
1999	34.0 mm (1.3 in)
2000	72.9 mm (2.9 in)
2001	38.9 mm (1.5 in)
2002	55.1 mm (2.2 in)
2003	38.1 mm (1.5 in)
2004	54.1 mm (2.1 in)
2005	38.1 mm (1.5 in)
2006	59.9 mm (2.4 in)
2007	98.0 mm (3.9 in)
2008	59.9 mm (2.4 in)
2009	62.0 mm (2.4 in)
2010	55.1 mm (2.2 in)
2011	50.0 mm (2.0 in)
2012	56.9 mm (2.2 in)
2013	72.9 mm (2.9 in)
2014	39.9 mm (1.6 in)
2015	27.9 mm (1.1 in)
2016	50.0 mm (2.0 in)
2017	31.0 mm (1.2 in)
2018	42.9 mm (1.7 in)
2019	71.9 mm (2.8 in)
2020	63.0 mm (2.5 in)
2021	40.4 mm (1.6 in)
2022	49.0 mm (1.9 in)
2025	n/a
2026	68.6 mm (2.7 in)

Wettest five days (Rx5day)

The wettest five days of the year at Castelo Branco, 1990 to 2026. The record is 185.3 mm (7.3 in) in 2026, marked on the chart; the median year is 89.6 mm (3.5 in).

Wettest five days (Rx5day) at Castelo Branco by year
Year	Wettest five days (Rx5day)
1990	n/a
1991	n/a
1996	136.7 mm (5.4 in)
1997	124.0 mm (4.9 in)
1998	41.9 mm (1.6 in)
1999	111.9 mm (4.4 in)
2000	149.1 mm (5.9 in)
2001	126.6 mm (5.0 in)
2002	57.6 mm (2.3 in)
2003	89.6 mm (3.5 in)
2004	57.1 mm (2.2 in)
2005	20.1 mm (0.8 in)
2006	147.9 mm (5.8 in)
2007	n/a
2008	n/a
2009	33.1 mm (1.3 in)
2010	131.1 mm (5.2 in)
2011	58.2 mm (2.3 in)
2012	n/a
2013	92.2 mm (3.6 in)
2014	63.7 mm (2.5 in)
2015	48.3 mm (1.9 in)
2016	91.1 mm (3.6 in)
2017	73.2 mm (2.9 in)
2018	132.8 mm (5.2 in)
2019	174.0 mm (6.9 in)
2020	71.2 mm (2.8 in)
2021	85.1 mm (3.4 in)
2022	59.7 mm (2.4 in)
2025	n/a
2026	185.3 mm (7.3 in)

Longest dry spell (CDD)

The longest dry spell of the year at Castelo Branco, 1990 to 2026. The record is 53 days in 2026, marked on the chart; the median year is 5 days.

Longest dry spell (CDD) at Castelo Branco by year
Year	Longest dry spell (CDD)
1990	n/a
1991	n/a
1996	19 days
1997	42 days
1998	29 days
1999	21 days
2000	4 days
2001	2 days
2002	8 days
2003	22 days
2004	21 days
2005	49 days
2006	1 day
2007	1 day
2008	1 day
2009	1 day
2010	1 day
2011	1 day
2012	1 day
2013	1 day
2014	1 day
2015	43 days
2016	20 days
2017	3 days
2018	7 days
2019	3 days
2020	5 days
2021	5 days
2022	26 days
2025	n/a
2026	53 days

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 Castelo Branco standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Castelo Branco 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 2026-10-14 (14 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).