Record envelope, standing records and threshold days for Al Ahsa (SAM00040420), Saudi Arabia, with 45 years of record.
Key Facts for Al Ahsa
Al Ahsa (SAM00040420) is a weather station in Saudi Arabia at 25.29 latitude and 49.48 longitude, 179 m (588 ft) above sea level.
The station reports from 1981 to 2025, 45 years of record.
1,464 records set at Al Ahsa still stand.
Records are tracked for tmax, tmin: an element needs 30 years of data to be eligible.
Al Ahsa set a daily record high minimum temperature of 32.5 C (90.5 F) on 18 August 2025.
About the Station
Location: Saudi Arabia, 25.29 latitude, 49.48 longitude.
Elevation: 179 m (588 ft).
Period of record: 1981 to 2025, 45 years.
Eligible elements: tmax, tmin.
Daily Record Envelope and 2026
18 days at or beyond a record
Record highRecord low2026 daily maximum2026 daily minimum
The band shows the record high and record low for each calendar day at Al Ahsa. The lines show the 2026 daily maximum and minimum. 18 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Al Ahsa, with 2026 drawn through them
Month
Highest record high
Lowest record low
2026 highest maximum
2026 lowest minimum
Jan
32.7 C (90.9 F)
-2.3 C (27.9 F)
24.7 C (76.5 F)
4.7 C (40.5 F)
Feb
37.8 C (100.0 F)
0.2 C (32.4 F)
30.1 C (86.2 F)
6.6 C (43.9 F)
Mar
41.8 C (107.2 F)
4.3 C (39.7 F)
39.0 C (102.2 F)
7.4 C (45.3 F)
Apr
45.0 C (113.0 F)
7.3 C (45.1 F)
44.0 C (111.2 F)
18.3 C (64.9 F)
May
49.3 C (120.7 F)
17.0 C (62.6 F)
49.3 C (120.7 F)
22.5 C (72.5 F)
Jun
50.6 C (123.1 F)
17.0 C (62.6 F)
49.6 C (121.3 F)
23.7 C (74.7 F)
Jul
51.3 C (124.3 F)
21.8 C (71.2 F)
49.9 C (121.8 F)
27.9 C (82.2 F)
Aug
50.8 C (123.4 F)
21.4 C (70.5 F)
48.9 C (120.0 F)
27.4 C (81.3 F)
Sep
48.1 C (118.6 F)
17.3 C (63.1 F)
n/a
n/a
Oct
44.5 C (112.1 F)
10.8 C (51.4 F)
n/a
n/a
Nov
38.1 C (100.6 F)
5.8 C (42.4 F)
n/a
n/a
Dec
33.0 C (91.4 F)
0.8 C (33.4 F)
n/a
n/a
Which Years Hold Standing Records
1,464 standing records
Year with most
1,464 records at Al Ahsa still stand. 1991 holds the most, with 66.
Standing records at Al Ahsa by the year they were set
Year set
Standing records
1982
22
1983
65
1984
57
1985
27
1986
26
1987
28
1988
34
1989
50
1990
22
1991
66
1992
57
1993
35
1994
37
1995
51
1996
15
1997
28
1998
37
1999
33
2000
28
2001
42
2002
27
2003
22
2004
24
2005
17
2006
28
2007
23
2008
30
2009
25
2010
36
2011
36
2012
25
2013
24
2014
11
2015
57
2016
27
2017
28
2018
34
2019
42
2020
18
2021
23
2022
33
2023
43
2024
42
2025
29
All-Time Record Progression
2 new records
2 all-time records were set at Al Ahsa between 27 July 2018 and 12 July 2024. Each dot is a new record.
When Al Ahsa set new all-time records
Date
Kind
Detail
2018-07-27
Record high minimum temperature
Record high minimum temperature 36.4 C (97.5 F)
2024-07-12
Record high maximum temperature
Record high maximum temperature 51.3 C (124.3 F)
Wettest Day of Each Month
Nov: 67.1 mm (2.6 in)
The wettest day on record for each calendar month at Al Ahsa. The most was 67.1 mm (2.6 in) on 20 November 2013.
Record daily precipitation for each month at Al Ahsa
Month
Record daily precipitation (mm)
Date
Jan
30.0 mm (1.2 in)
6 January 2023
Feb
30.0 mm (1.2 in)
17 February 2017
Mar
19.1 mm (0.8 in)
26 March 2012
Apr
21.1 mm (0.8 in)
15 April 2011
May
0.3 mm (0.01 in)
1 May 2010
Jun
0.0 mm (0.00 in)
1 June 1997
Jul
0.0 mm (0.00 in)
1 July 1997
Aug
0.0 mm (0.00 in)
1 August 1997
Sep
0.0 mm (0.00 in)
1 September 1997
Oct
25.1 mm (1.0 in)
28 October 2018
Nov
67.1 mm (2.6 in)
20 November 2013
Dec
25.9 mm (1.0 in)
17 December 2006
Period of Record Coverage
1981 to 2025
Complete yearUnder 90 percent of days
45 years of record at Al Ahsa, 1981 to 2025. 23 years have data for under 90 percent of days and are left out of rankings: 1981, 1982, 1985, 1986, 1987, 1988, 1989, 1990 and others.
Cooler than the station meanWarmer than the station mean
One stripe for each of 16 complete years at Al Ahsa, 1984 to 2018. Blue stripes are years cooler than the station's own mean of 27.2 C (80.9 F); red stripes are warmer. The coolest year was 1989, at 25.8 C (78.5 F), and the warmest was 2018, at 28.5 C (83.3 F). The strongest colour marks a difference of 1.4 C (2.5 F).
Annual mean temperature at Al Ahsa as warming stripes, 1984 to 2018
Year
Annual mean temperature
Difference from the station mean
1984
26.2 C
-0.94 C
1989
25.8 C
-1.32 C
1990
26.7 C
-0.49 C
1993
26.5 C
-0.68 C
1994
27.0 C
-0.18 C
1995
26.2 C
-1.00 C
1996
26.8 C
-0.37 C
1997
26.3 C
-0.81 C
1998
27.7 C
+0.55 C
1999
28.0 C
+0.82 C
2000
27.3 C
+0.13 C
2001
27.8 C
+0.67 C
2002
28.0 C
+0.81 C
2012
28.0 C
+0.87 C
2016
27.8 C
+0.64 C
2018
28.5 C
+1.37 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
1981 to 2025
Yearly extremes at Al Ahsa: the record and the median year
Measure
Record
Year of the record
Median year
Years with a value
Hottest day (TXx)
51.3 C (124.3 F)
2024
49.2 C (120.6 F)
45
Coldest night (TNn)
-2.3 C (27.9 F)
1989
3.4 C (38.1 F)
44
Wettest day (Rx1day)
67.1 mm (2.6 in)
2013
14.0 mm (0.6 in)
25
Wettest five days (Rx5day)
96.3 mm (3.8 in)
2013
14.0 mm (0.5 in)
4
Longest dry spell (CDD)
40 days
1998
1 day
18
Hottest day (TXx)
The hottest day of the year at Al Ahsa, 1981 to 2025. The record is 51.3 C (124.3 F) in 2024, marked on the chart; the median year is 49.2 C (120.6 F).
Hottest day (TXx) at Al Ahsa by year
Year
Hottest day (TXx)
1981
39.0 C (102.2 F)
1982
31.0 C (87.8 F)
1983
49.2 C (120.6 F)
1984
47.0 C (116.6 F)
1985
48.2 C (118.8 F)
1986
48.2 C (118.8 F)
1987
49.4 C (120.9 F)
1988
47.8 C (118.0 F)
1989
47.4 C (117.3 F)
1990
47.6 C (117.7 F)
1991
47.5 C (117.5 F)
1992
48.0 C (118.4 F)
1993
48.6 C (119.5 F)
1994
49.2 C (120.6 F)
1995
48.2 C (118.8 F)
1996
48.5 C (119.3 F)
1997
49.2 C (120.6 F)
1998
49.7 C (121.5 F)
1999
49.3 C (120.7 F)
2000
50.7 C (123.3 F)
2001
49.5 C (121.1 F)
2002
50.6 C (123.1 F)
2003
49.1 C (120.4 F)
2004
49.8 C (121.6 F)
2005
49.9 C (121.8 F)
2006
48.4 C (119.1 F)
2007
50.8 C (123.4 F)
2008
49.2 C (120.6 F)
2009
49.0 C (120.2 F)
2010
50.6 C (123.1 F)
2011
50.8 C (123.4 F)
2012
50.5 C (122.9 F)
2013
45.0 C (113.0 F)
2014
48.4 C (119.1 F)
2015
50.0 C (122.0 F)
2016
50.0 C (122.0 F)
2017
50.0 C (122.0 F)
2018
49.5 C (121.1 F)
2019
49.7 C (121.5 F)
2020
49.8 C (121.6 F)
2021
49.4 C (120.9 F)
2022
49.2 C (120.6 F)
2023
50.5 C (122.9 F)
2024
51.3 C (124.3 F)
2025
49.9 C (121.8 F)
Coldest night (TNn)
The coldest night of the year at Al Ahsa, 1981 to 2025. The record is -2.3 C (27.9 F) in 1989, marked on the chart; the median year is 3.4 C (38.1 F).
Coldest night (TNn) at Al Ahsa by year
Year
Coldest night (TNn)
1981
n/a
1982
3.4 C (38.1 F)
1983
0.2 C (32.4 F)
1984
3.0 C (37.4 F)
1985
3.1 C (37.6 F)
1986
2.0 C (35.6 F)
1987
3.4 C (38.1 F)
1988
2.3 C (36.1 F)
1989
-2.3 C (27.9 F)
1990
3.5 C (38.3 F)
1991
3.2 C (37.8 F)
1992
0.7 C (33.3 F)
1993
1.0 C (33.8 F)
1994
0.8 C (33.4 F)
1995
5.0 C (41.0 F)
1996
4.0 C (39.2 F)
1997
2.5 C (36.5 F)
1998
3.0 C (37.4 F)
1999
5.0 C (41.0 F)
2000
3.8 C (38.8 F)
2001
1.2 C (34.2 F)
2002
5.0 C (41.0 F)
2003
3.5 C (38.3 F)
2004
3.9 C (39.0 F)
2005
4.8 C (40.6 F)
2006
0.9 C (33.6 F)
2007
2.2 C (36.0 F)
2008
0.3 C (32.5 F)
2009
3.0 C (37.4 F)
2010
5.0 C (41.0 F)
2011
5.0 C (41.0 F)
2012
1.0 C (33.8 F)
2013
4.4 C (39.9 F)
2014
5.2 C (41.4 F)
2015
4.5 C (40.1 F)
2016
2.6 C (36.7 F)
2017
1.9 C (35.4 F)
2018
3.4 C (38.1 F)
2019
4.5 C (40.1 F)
2020
3.5 C (38.3 F)
2021
5.7 C (42.3 F)
2022
5.3 C (41.5 F)
2023
7.2 C (45.0 F)
2024
4.6 C (40.3 F)
2025
4.7 C (40.5 F)
Wettest day (Rx1day)
The wettest day of the year at Al Ahsa, 1981 to 2025. The record is 67.1 mm (2.6 in) in 2013, marked on the chart; the median year is 14.0 mm (0.6 in).
Wettest day (Rx1day) at Al Ahsa by year
Year
Wettest day (Rx1day)
1981
n/a
1982
n/a
1983
n/a
1984
n/a
1985
n/a
1986
n/a
1987
n/a
1988
n/a
1989
n/a
1990
n/a
1991
n/a
1992
n/a
1993
n/a
1994
0.0 mm (0.00 in)
1995
n/a
1996
0.0 mm (0.00 in)
1997
27.9 mm (1.1 in)
1998
0.0 mm (0.00 in)
1999
n/a
2000
n/a
2001
n/a
2002
n/a
2003
n/a
2004
n/a
2005
4.8 mm (0.19 in)
2006
25.9 mm (1.0 in)
2007
21.8 mm (0.9 in)
2008
8.1 mm (0.32 in)
2009
10.2 mm (0.4 in)
2010
5.6 mm (0.22 in)
2011
23.9 mm (0.9 in)
2012
19.1 mm (0.8 in)
2013
67.1 mm (2.6 in)
2014
8.9 mm (0.35 in)
2015
21.1 mm (0.8 in)
2016
35.1 mm (1.4 in)
2017
30.0 mm (1.2 in)
2018
25.1 mm (1.0 in)
2019
14.0 mm (0.6 in)
2020
9.9 mm (0.39 in)
2021
7.1 mm (0.28 in)
2022
7.9 mm (0.31 in)
2023
30.0 mm (1.2 in)
2024
19.1 mm (0.8 in)
2025
5.1 mm (0.20 in)
Wettest five days (Rx5day)
The wettest five days of the year at Al Ahsa, 1981 to 2025. The record is 96.3 mm (3.8 in) in 2013, marked on the chart; the median year is 14.0 mm (0.5 in).
Wettest five days (Rx5day) at Al Ahsa by year
Year
Wettest five days (Rx5day)
1981
n/a
1982
n/a
1983
n/a
1984
n/a
1985
n/a
1986
n/a
1987
n/a
1988
n/a
1989
n/a
1990
n/a
1991
n/a
1992
n/a
1993
n/a
1994
n/a
1995
n/a
1996
0.0 mm (0.00 in)
1997
27.9 mm (1.1 in)
1998
0.0 mm (0.00 in)
1999
n/a
2000
n/a
2001
n/a
2002
n/a
2003
n/a
2004
n/a
2005
n/a
2006
n/a
2007
n/a
2008
n/a
2009
n/a
2010
n/a
2011
n/a
2012
n/a
2013
96.3 mm (3.8 in)
2014
n/a
2015
n/a
2016
n/a
2017
n/a
2018
n/a
2019
n/a
2020
n/a
2021
n/a
2022
n/a
2023
n/a
2024
n/a
2025
n/a
Longest dry spell (CDD)
The longest dry spell of the year at Al Ahsa, 1981 to 2025. The record is 40 days in 1998, marked on the chart; the median year is 1 day.
Longest dry spell (CDD) at Al Ahsa by year
Year
Longest dry spell (CDD)
1981
n/a
1982
n/a
1983
n/a
1984
n/a
1985
n/a
1986
n/a
1987
n/a
1988
n/a
1989
n/a
1990
n/a
1991
n/a
1992
n/a
1993
n/a
1994
1 day
1995
n/a
1996
8 days
1997
27 days
1998
40 days
1999
n/a
2000
n/a
2001
n/a
2002
n/a
2003
n/a
2004
n/a
2005
n/a
2006
n/a
2007
n/a
2008
n/a
2009
1 day
2010
1 day
2011
1 day
2012
1 day
2013
1 day
2014
1 day
2015
1 day
2016
1 day
2017
1 day
2018
1 day
2019
2 days
2020
n/a
2021
n/a
2022
n/a
2023
1 day
2024
2 days
2025
2 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 Al Ahsa standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Al Ahsa 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 2026-10-13 (13 October 2026). Records are computed by this site and are not official.