Grantley Adams Weather Records (BB000078954)

Record envelope, standing records and threshold days for Grantley Adams (BB000078954), Barbados, with 61 years of record.

Key Facts for Grantley Adams

Grantley Adams (BB000078954) is a weather station in Barbados at 13.07 latitude and -59.48 longitude, 52 m (171 ft) above sea level.
The station reports from 1944 to 2004, 61 years of record.
1,464 records set at Grantley Adams still stand.
Records are tracked for tmax, tmin: an element needs 30 years of data to be eligible.
Grantley Adams tied a daily record high maximum temperature of 30.4 C (86.7 F) on 21 December 2004.

About the Station

Location: Barbados, 13.07 latitude, -59.48 longitude.
Elevation: 52 m (171 ft).
Period of record: 1944 to 2004, 61 years.
Eligible elements: tmax, tmin.

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 Grantley Adams. 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 Grantley Adams, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	31.1 C (88.0 F)	15.1 C (59.2 F)	n/a	n/a
Feb	31.2 C (88.2 F)	16.0 C (60.8 F)	n/a	n/a
Mar	31.5 C (88.7 F)	16.0 C (60.8 F)	n/a	n/a
Apr	31.6 C (88.9 F)	19.0 C (66.2 F)	n/a	n/a
May	33.1 C (91.6 F)	19.4 C (66.9 F)	n/a	n/a
Jun	32.3 C (90.1 F)	20.0 C (68.0 F)	n/a	n/a
Jul	32.0 C (89.6 F)	19.3 C (66.7 F)	n/a	n/a
Aug	32.9 C (91.2 F)	19.8 C (67.6 F)	n/a	n/a
Sep	32.5 C (90.5 F)	21.0 C (69.8 F)	n/a	n/a
Oct	33.3 C (91.9 F)	20.6 C (69.1 F)	n/a	n/a
Nov	33.3 C (91.9 F)	18.0 C (64.4 F)	n/a	n/a
Dec	31.0 C (87.8 F)	17.4 C (63.3 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Grantley Adams still stand. 1974 holds the most, with 124.

Standing records at Grantley Adams by the year they were set
Year set	Standing records
1944	1
1973	73
1974	124
1975	104
1976	97
1977	43
1978	62
1979	27
1980	9
1981	33
1982	27
1983	25
1984	50
1985	44
1986	33
1987	40
1988	29
1989	21
1990	29
1991	48
1992	30
1993	42
1994	40
1995	32
1996	38
1997	27
1998	111
1999	26
2000	23
2001	33
2002	33
2003	69
2004	41

Wettest Day of Each Month

Nov: 295.9 mm (11.6 in)

The wettest day on record for each calendar month at Grantley Adams. The most was 295.9 mm (11.6 in) on 20 November 1980.

Record daily precipitation for each month at Grantley Adams
Month	Record daily precipitation (mm)	Date
Jan	89.9 mm (3.5 in)	24 January 1977
Feb	80.0 mm (3.1 in)	18 February 1979
Mar	48.0 mm (1.9 in)	10 March 1973
Apr	64.3 mm (2.5 in)	19 April 1998
May	108.0 mm (4.3 in)	24 May 2004
Jun	88.4 mm (3.5 in)	2 June 1992
Jul	93.2 mm (3.7 in)	14 July 2001
Aug	156.2 mm (6.1 in)	4 August 1995
Sep	98.3 mm (3.9 in)	10 September 1994
Oct	258.1 mm (10.2 in)	6 October 1980
Nov	295.9 mm (11.6 in)	20 November 1980
Dec	171.7 mm (6.8 in)	28 December 1998

Period of Record Coverage

1944 to 2004

33 years of record at Grantley Adams, 1944 to 2004. 24 years have data for under 90 percent of days and are left out of rankings: 1944, 1973, 1974, 1976, 1977, 1979, 1980, 1981 and others.

Days with data per year at Grantley Adams
Year	Days with data	Share of year	Complete
1944	1	0%	No
1973	187	51%	No
1974	297	81%	No
1975	347	95%	Yes
1976	293	80%	No
1977	298	82%	No
1978	355	97%	Yes
1979	324	89%	No
1980	148	40%	No
1981	299	82%	No
1982	324	89%	No
1983	332	91%	Yes
1984	323	88%	No
1985	257	70%	No
1986	219	60%	No
1987	260	71%	No
1988	233	64%	No
1989	220	60%	No
1990	220	60%	No
1991	228	62%	No
1992	325	89%	No
1993	325	89%	No
1994	337	92%	Yes
1995	266	73%	No
1996	263	72%	No
1997	328	90%	No
1998	330	90%	Yes
1999	352	96%	Yes
2000	332	91%	Yes
2001	335	92%	Yes
2002	334	92%	Yes
2003	316	87%	No
2004	305	83%	No

Latest Records

Latest records at Grantley Adams
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
21 December 2004	Grantley Adams, BB	daily high max (Tie)	30.4 C (86.7 F)	tie	22 years	3 of 100 (Routine)
20 December 2004	Grantley Adams, BB	daily high min	25.6 C (78.1 F)	0.2 C (0.4 F)	9 years	9 of 100 (Routine)
20 December 2004	Grantley Adams, BB	daily high max (Tie)	30.4 C (86.7 F)	tie	22 years	3 of 100 (Routine)
15 December 2004	Grantley Adams, BB	daily high max (Tie)	30.5 C (86.9 F)	tie	22 years	3 of 100 (Routine)
5 December 2004	Grantley Adams, BB	daily high min	25.6 C (78.1 F)	0.1 C (0.2 F)	6 years	7 of 100 (Routine)
5 December 2004	Grantley Adams, BB	daily high max (Tie)	30.3 C (86.5 F)	tie	5 years	1 of 100 (Routine)
1 December 2004	Grantley Adams, BB	daily low min	21.6 C (70.9 F)	0.4 C (0.7 F)	30 years	17 of 100 (Routine)
22 November 2004	Grantley Adams, BB	daily high max	31.3 C (88.3 F)	0.2 C (0.4 F)	3 years	8 of 100 (Routine)
20 November 2004	Grantley Adams, BB	daily high max (Tie)	31.0 C (87.8 F)	tie	28 years	3 of 100 (Routine)
19 November 2004	Grantley Adams, BB	daily high max	31.2 C (88.2 F)	0.1 C (0.2 F)	5 years	8 of 100 (Routine)
18 November 2004	Grantley Adams, BB	daily high max	31.2 C (88.2 F)	0.1 C (0.2 F)	5 years	8 of 100 (Routine)
17 November 2004	Grantley Adams, BB	daily high max (Tie)	31.3 C (88.3 F)	tie	3 years	1 of 100 (Routine)
13 November 2004	Grantley Adams, BB	daily high max	32.0 C (89.6 F)	0.7 C (1.3 F)	1 year	13 of 100 (Routine)
12 November 2004	Grantley Adams, BB	daily high max	31.5 C (88.7 F)	0.2 C (0.4 F)	1 year	8 of 100 (Routine)
5 November 2004	Grantley Adams, BB	daily high max (Tie)	31.4 C (88.5 F)	tie	1 year	1 of 100 (Routine)
31 October 2004	Grantley Adams, BB	daily high max	31.5 C (88.7 F)	0.2 C (0.4 F)	1 year	8 of 100 (Routine)
27 October 2004	Grantley Adams, BB	daily high max	32.0 C (89.6 F)	0.4 C (0.7 F)	9 years	12 of 100 (Routine)
26 October 2004	Grantley Adams, BB	daily high max	32.0 C (89.6 F)	0.1 C (0.2 F)	1 year	7 of 100 (Routine)
23 October 2004	Grantley Adams, BB	monthly high min	27.4 C (81.3 F)	0.2 C (0.4 F)	14 years	21 of 100 (Routine)
23 October 2004	Grantley Adams, BB	daily high max	32.1 C (89.8 F)	0.2 C (0.4 F)	5 years	9 of 100 (Routine)

Climate Trend

14 complete years, 1975 to 2004

One stripe for each of 14 complete years at Grantley Adams, 1975 to 2004. Blue stripes are years cooler than the station's own mean of 26.9 C (80.4 F); red stripes are warmer. The coolest year was 1975, at 26.2 C (79.1 F), and the warmest was 1998, at 27.6 C (81.6 F). The strongest colour marks a difference of 0.8 C (1.4 F).

Annual mean temperature at Grantley Adams as warming stripes, 1975 to 2004
Year	Annual mean temperature	Difference from the station mean
1975	26.2 C	-0.74 C
1978	27.1 C	+0.19 C
1982	26.6 C	-0.30 C
1983	26.8 C	-0.08 C
1984	26.3 C	-0.60 C
1992	26.9 C	-0.02 C
1994	27.0 C	+0.08 C
1997	26.9 C	-0.01 C
1998	27.6 C	+0.65 C
1999	27.0 C	+0.05 C
2000	26.9 C	-0.05 C
2001	27.1 C	+0.19 C
2002	27.3 C	+0.41 C
2004	27.2 C	+0.29 C

This station does not have enough complete years (30 are needed) to fit a temperature trend.

A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.

Extremes by Year

1944 to 2004

Yearly extremes at Grantley Adams: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	33.3 C (91.9 F)	1982	32.0 C (89.6 F)	33
Coldest night (TNn)	15.1 C (59.2 F)	1988	19.0 C (66.2 F)	33
Wettest day (Rx1day)	295.9 mm (11.6 in)	1980	88.4 mm (3.5 in)	32
Wettest five days (Rx5day)	314.6 mm (12.4 in)	1995	128.3 mm (5.1 in)	27
Longest dry spell (CDD)	15 days	2004	7 days	30

Hottest day (TXx)

The hottest day of the year at Grantley Adams, 1944 to 2004. The record is 33.3 C (91.9 F) in 1982, marked on the chart; the median year is 32.0 C (89.6 F).

Hottest day (TXx) at Grantley Adams by year
Year	Hottest day (TXx)
1944	28.0 C (82.4 F)
1973	32.0 C (89.6 F)
1974	31.0 C (87.8 F)
1975	31.0 C (87.8 F)
1976	32.0 C (89.6 F)
1977	31.0 C (87.8 F)
1978	32.0 C (89.6 F)
1979	32.0 C (89.6 F)
1980	31.0 C (87.8 F)
1981	32.0 C (89.6 F)
1982	33.3 C (91.9 F)
1983	31.7 C (89.1 F)
1984	32.0 C (89.6 F)
1985	33.3 C (91.9 F)
1986	32.0 C (89.6 F)
1987	31.8 C (89.2 F)
1988	31.8 C (89.2 F)
1989	32.3 C (90.1 F)
1990	31.9 C (89.4 F)
1991	32.3 C (90.1 F)
1992	31.6 C (88.9 F)
1993	32.5 C (90.5 F)
1994	33.1 C (91.6 F)
1995	32.0 C (89.6 F)
1996	32.5 C (90.5 F)
1997	32.2 C (90.0 F)
1998	32.9 C (91.2 F)
1999	32.2 C (90.0 F)
2000	32.3 C (90.1 F)
2001	31.8 C (89.2 F)
2002	32.2 C (90.0 F)
2003	32.5 C (90.5 F)
2004	32.4 C (90.3 F)

Coldest night (TNn)

The coldest night of the year at Grantley Adams, 1944 to 2004. The record is 15.1 C (59.2 F) in 1988, marked on the chart; the median year is 19.0 C (66.2 F).

Coldest night (TNn) at Grantley Adams by year
Year	Coldest night (TNn)
1944	19.1 C (66.4 F)
1973	16.0 C (60.8 F)
1974	19.0 C (66.2 F)
1975	19.0 C (66.2 F)
1976	19.0 C (66.2 F)
1977	20.0 C (68.0 F)
1978	21.0 C (69.8 F)
1979	18.0 C (64.4 F)
1980	19.0 C (66.2 F)
1981	19.0 C (66.2 F)
1982	17.9 C (64.2 F)
1983	19.0 C (66.2 F)
1984	16.5 C (61.7 F)
1985	18.5 C (65.3 F)
1986	17.4 C (63.3 F)
1987	18.7 C (65.7 F)
1988	15.1 C (59.2 F)
1989	20.2 C (68.4 F)
1990	19.1 C (66.4 F)
1991	18.9 C (66.0 F)
1992	18.6 C (65.5 F)
1993	18.0 C (64.4 F)
1994	20.4 C (68.7 F)
1995	19.9 C (67.8 F)
1996	17.4 C (63.3 F)
1997	19.0 C (66.2 F)
1998	21.0 C (69.8 F)
1999	20.6 C (69.1 F)
2000	19.4 C (66.9 F)
2001	19.0 C (66.2 F)
2002	19.9 C (67.8 F)
2003	19.8 C (67.6 F)
2004	20.4 C (68.7 F)

Wettest day (Rx1day)

The wettest day of the year at Grantley Adams, 1944 to 2004. The record is 295.9 mm (11.6 in) in 1980, marked on the chart; the median year is 88.4 mm (3.5 in).

Wettest day (Rx1day) at Grantley Adams by year
Year	Wettest day (Rx1day)
1944	n/a
1973	48.0 mm (1.9 in)
1974	25.9 mm (1.0 in)
1975	70.1 mm (2.8 in)
1976	25.7 mm (1.0 in)
1977	89.9 mm (3.5 in)
1978	89.9 mm (3.5 in)
1979	89.9 mm (3.5 in)
1980	295.9 mm (11.6 in)
1981	147.1 mm (5.8 in)
1982	44.7 mm (1.8 in)
1983	42.9 mm (1.7 in)
1984	98.6 mm (3.9 in)
1985	71.4 mm (2.8 in)
1986	45.0 mm (1.8 in)
1987	66.0 mm (2.6 in)
1988	85.6 mm (3.4 in)
1989	72.9 mm (2.9 in)
1990	94.5 mm (3.7 in)
1991	118.4 mm (4.7 in)
1992	88.4 mm (3.5 in)
1993	81.3 mm (3.2 in)
1994	98.3 mm (3.9 in)
1995	156.2 mm (6.1 in)
1996	58.2 mm (2.3 in)
1997	97.3 mm (3.8 in)
1998	171.7 mm (6.8 in)
1999	63.2 mm (2.5 in)
2000	88.4 mm (3.5 in)
2001	93.2 mm (3.7 in)
2002	100.6 mm (4.0 in)
2003	41.7 mm (1.6 in)
2004	128.0 mm (5.0 in)

Wettest five days (Rx5day)

The wettest five days of the year at Grantley Adams, 1944 to 2004. The record is 314.6 mm (12.4 in) in 1995, marked on the chart; the median year is 128.3 mm (5.1 in).

Wettest five days (Rx5day) at Grantley Adams by year
Year	Wettest five days (Rx5day)
1944	n/a
1973	52.1 mm (2.1 in)
1974	n/a
1975	n/a
1976	n/a
1977	n/a
1978	n/a
1979	42.6 mm (1.7 in)
1980	310.1 mm (12.2 in)
1981	148.1 mm (5.8 in)
1982	75.7 mm (3.0 in)
1983	69.8 mm (2.7 in)
1984	192.8 mm (7.6 in)
1985	96.5 mm (3.8 in)
1986	62.8 mm (2.5 in)
1987	166.5 mm (6.6 in)
1988	137.4 mm (5.4 in)
1989	101.1 mm (4.0 in)
1990	155.7 mm (6.1 in)
1991	182.7 mm (7.2 in)
1992	128.3 mm (5.1 in)
1993	123.3 mm (4.9 in)
1994	135.6 mm (5.3 in)
1995	314.6 mm (12.4 in)
1996	124.5 mm (4.9 in)
1997	101.1 mm (4.0 in)
1998	213.5 mm (8.4 in)
1999	93.0 mm (3.7 in)
2000	149.2 mm (5.9 in)
2001	143.7 mm (5.7 in)
2002	107.5 mm (4.2 in)
2003	98.1 mm (3.9 in)
2004	168.6 mm (6.6 in)

Longest dry spell (CDD)

The longest dry spell of the year at Grantley Adams, 1944 to 2004. The record is 15 days in 2004, marked on the chart; the median year is 7 days.

Longest dry spell (CDD) at Grantley Adams by year
Year	Longest dry spell (CDD)
1944	n/a
1973	8 days
1974	n/a
1975	1 day
1976	n/a
1977	1 day
1978	1 day
1979	4 days
1980	3 days
1981	5 days
1982	11 days
1983	12 days
1984	7 days
1985	7 days
1986	5 days
1987	5 days
1988	6 days
1989	6 days
1990	6 days
1991	7 days
1992	7 days
1993	7 days
1994	11 days
1995	10 days
1996	11 days
1997	12 days
1998	11 days
1999	7 days
2000	4 days
2001	6 days
2002	8 days
2003	9 days
2004	15 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 Grantley Adams standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Grantley Adams 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 2026-10-17. Last revised 17 October 2026 (2026-10-17).