Bushehr Weather Records (IRM00040858)

Record envelope, standing records and threshold days for Bushehr (IRM00040858), Iran, with 51 years of record.

Key Facts for Bushehr

Bushehr (IRM00040858) is a weather station in Iran at 28.95 latitude and 50.84 longitude, 21 m (68 ft) above sea level.
The station reports from 1975 to 2025, 51 years of record.
1,464 records set at Bushehr still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Iran, 28.95 latitude, 50.84 longitude.
Elevation: 21 m (68 ft).
Period of record: 1975 to 2025, 51 years.
Eligible elements: none yet.

Daily Record Envelope and 2026

24 days at or beyond a record

The band shows the record high and record low for each calendar day at Bushehr. The lines show the 2026 daily maximum and minimum. 24 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.

Daily record high and record low at Bushehr, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	31.4 C (88.5 F)	3.5 C (38.3 F)	23.4 C (74.1 F)	6.8 C (44.2 F)
Feb	32.2 C (90.0 F)	3.4 C (38.1 F)	22.0 C (71.6 F)	6.8 C (44.2 F)
Mar	36.2 C (97.2 F)	7.0 C (44.6 F)	33.8 C (92.8 F)	7.6 C (45.7 F)
Apr	40.5 C (104.9 F)	11.8 C (53.2 F)	40.5 C (104.9 F)	16.0 C (60.8 F)
May	44.0 C (111.2 F)	16.0 C (60.8 F)	39.4 C (102.9 F)	21.0 C (69.8 F)
Jun	45.5 C (113.9 F)	22.4 C (72.3 F)	40.4 C (104.7 F)	23.4 C (74.1 F)
Jul	47.2 C (117.0 F)	24.0 C (75.2 F)	42.6 C (108.7 F)	27.6 C (81.7 F)
Aug	47.4 C (117.3 F)	24.0 C (75.2 F)	41.2 C (106.2 F)	28.0 C (82.4 F)
Sep	43.2 C (109.8 F)	21.6 C (70.9 F)	n/a	n/a
Oct	42.4 C (108.3 F)	15.0 C (59.0 F)	n/a	n/a
Nov	34.5 C (94.1 F)	10.0 C (50.0 F)	n/a	n/a
Dec	32.8 C (91.0 F)	6.0 C (42.8 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Bushehr still stand. 2013 holds the most, with 94.

Standing records at Bushehr by the year they were set
Year set	Standing records
1975	30
1976	51
1977	25
1978	77
1979	6
1980	18
1991	1
1992	3
2008	84
2009	48
2010	59
2011	84
2012	77
2013	94
2014	54
2015	60
2016	67
2017	72
2018	64
2019	84
2020	79
2021	69
2022	83
2023	61
2024	66
2025	48

Wettest Day of Each Month

Oct: 172.5 mm (6.8 in)

The wettest day on record for each calendar month at Bushehr. The most was 172.5 mm (6.8 in) on 21 October 2009.

Record daily precipitation for each month at Bushehr
Month	Record daily precipitation (mm)	Date
Jan	80.5 mm (3.2 in)	15 January 2023
Feb	27.4 mm (1.1 in)	17 February 2017
Mar	81.0 mm (3.2 in)	26 March 2017
Apr	7.1 mm (0.28 in)	15 April 2010
May	12.7 mm (0.5 in)	2 May 2024
Jun	70.1 mm (2.8 in)	10 June 2010
Jul	1.0 mm (0.04 in)	26 July 2020
Aug	0.0 mm (0.00 in)	28 August 1990
Sep	0.0 mm (0.00 in)	7 September 1990
Oct	172.5 mm (6.8 in)	21 October 2009
Nov	84.1 mm (3.3 in)	22 November 2017
Dec	66.0 mm (2.6 in)	31 December 2021

Period of Record Coverage

1975 to 2025

29 years of record at Bushehr, 1975 to 2025. 29 years have data for under 90 percent of days and are left out of rankings: 1975, 1976, 1977, 1978, 1979, 1980, 1990, 1991 and others.

Days with data per year at Bushehr
Year	Days with data	Share of year	Complete
1975	57	16%	No
1976	114	31%	No
1977	69	19%	No
1978	143	39%	No
1979	20	5%	No
1980	33	9%	No
1990	4	1%	No
1991	4	1%	No
1992	2	1%	No
1993	1	0%	No
1994	1	0%	No
2008	302	83%	No
2009	222	61%	No
2010	258	71%	No
2011	315	86%	No
2012	320	87%	No
2013	296	81%	No
2014	243	67%	No
2015	214	59%	No
2016	321	88%	No
2017	308	84%	No
2018	300	82%	No
2019	303	83%	No
2020	304	83%	No
2021	284	78%	No
2022	301	82%	No
2023	261	72%	No
2024	255	70%	No
2025	153	42%	No

Latest Records

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

Extremes by Year

1975 to 2025

Yearly extremes at Bushehr: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	47.4 C (117.3 F)	2023	42.6 C (108.7 F)	29
Coldest night (TNn)	3.4 C (38.1 F)	2017	6.9 C (44.3 F)	28
Wettest day (Rx1day)	172.5 mm (6.8 in)	2009	38.4 mm (1.5 in)	24
Wettest five days (Rx5day)	172.5 mm (6.8 in)	2009	80.6 mm (3.2 in)	18
Longest dry spell (CDD)	247 days	2023	79 days	24

Hottest day (TXx)

The hottest day of the year at Bushehr, 1975 to 2025. The record is 47.4 C (117.3 F) in 2023, marked on the chart; the median year is 42.6 C (108.7 F).

Hottest day (TXx) at Bushehr by year
Year	Hottest day (TXx)
1975	41.0 C (105.8 F)
1976	40.0 C (104.0 F)
1977	40.0 C (104.0 F)
1978	44.0 C (111.2 F)
1979	38.0 C (100.4 F)
1980	41.0 C (105.8 F)
1989	n/a
1990	36.5 C (97.7 F)
1991	32.5 C (90.5 F)
1992	38.4 C (101.1 F)
1993	26.0 C (78.8 F)
1994	36.0 C (96.8 F)
2004	n/a
2008	45.0 C (113.0 F)
2009	45.5 C (113.9 F)
2010	44.4 C (111.9 F)
2011	43.6 C (110.5 F)
2012	46.0 C (114.8 F)
2013	41.8 C (107.2 F)
2014	41.4 C (106.5 F)
2015	42.6 C (108.7 F)
2016	43.2 C (109.8 F)
2017	46.0 C (114.8 F)
2018	43.0 C (109.4 F)
2019	43.4 C (110.1 F)
2020	44.1 C (111.4 F)
2021	47.2 C (117.0 F)
2022	42.2 C (108.0 F)
2023	47.4 C (117.3 F)
2024	40.4 C (104.7 F)
2025	42.6 C (108.7 F)

Coldest night (TNn)

The coldest night of the year at Bushehr, 1975 to 2025. The record is 3.4 C (38.1 F) in 2017, marked on the chart; the median year is 6.9 C (44.3 F).

Coldest night (TNn) at Bushehr by year
Year	Coldest night (TNn)
1975	7.0 C (44.6 F)
1976	8.0 C (46.4 F)
1977	5.0 C (41.0 F)
1978	7.0 C (44.6 F)
1979	10.0 C (50.0 F)
1980	5.0 C (41.0 F)
1989	20.0 C (68.0 F)
1990	14.0 C (57.2 F)
1991	8.0 C (46.4 F)
1992	7.6 C (45.7 F)
1993	n/a
1994	n/a
2004	n/a
2008	4.5 C (40.1 F)
2009	5.8 C (42.4 F)
2010	4.5 C (40.1 F)
2011	7.0 C (44.6 F)
2012	3.5 C (38.3 F)
2013	5.0 C (41.0 F)
2014	6.0 C (42.8 F)
2015	7.3 C (45.1 F)
2016	6.0 C (42.8 F)
2017	3.4 C (38.1 F)
2018	6.9 C (44.4 F)
2019	7.4 C (45.3 F)
2020	5.8 C (42.4 F)
2021	7.0 C (44.6 F)
2022	5.8 C (42.4 F)
2023	8.7 C (47.7 F)
2024	6.6 C (43.9 F)
2025	6.8 C (44.2 F)

Wettest day (Rx1day)

The wettest day of the year at Bushehr, 1975 to 2025. The record is 172.5 mm (6.8 in) in 2009, marked on the chart; the median year is 38.4 mm (1.5 in).

Wettest day (Rx1day) at Bushehr by year
Year	Wettest day (Rx1day)
1975	n/a
1976	n/a
1977	n/a
1978	n/a
1979	n/a
1980	n/a
1989	n/a
1990	0.0 mm (0.00 in)
1991	0.0 mm (0.00 in)
1992	0.0 mm (0.00 in)
1993	3.0 mm (0.12 in)
1994	0.0 mm (0.00 in)
2004	0.0 mm (0.00 in)
2008	21.6 mm (0.9 in)
2009	172.5 mm (6.8 in)
2010	70.1 mm (2.8 in)
2011	25.4 mm (1.0 in)
2012	29.0 mm (1.1 in)
2013	59.9 mm (2.4 in)
2014	59.4 mm (2.3 in)
2015	44.7 mm (1.8 in)
2016	23.1 mm (0.9 in)
2017	84.1 mm (3.3 in)
2018	47.5 mm (1.9 in)
2019	51.1 mm (2.0 in)
2020	78.0 mm (3.1 in)
2021	66.0 mm (2.6 in)
2022	53.3 mm (2.1 in)
2023	80.5 mm (3.2 in)
2024	22.1 mm (0.9 in)
2025	32.0 mm (1.3 in)

Wettest five days (Rx5day)

The wettest five days of the year at Bushehr, 1975 to 2025. The record is 172.5 mm (6.8 in) in 2009, marked on the chart; the median year is 80.6 mm (3.2 in).

Wettest five days (Rx5day) at Bushehr by year
Year	Wettest five days (Rx5day)
1975	n/a
1976	n/a
1977	n/a
1978	n/a
1979	n/a
1980	n/a
1989	n/a
1990	n/a
1991	n/a
1992	n/a
1993	n/a
1994	n/a
2004	n/a
2008	23.6 mm (0.9 in)
2009	172.5 mm (6.8 in)
2010	59.9 mm (2.4 in)
2011	38.9 mm (1.5 in)
2012	75.0 mm (3.0 in)
2013	78.2 mm (3.1 in)
2014	101.6 mm (4.0 in)
2015	87.7 mm (3.5 in)
2016	41.4 mm (1.6 in)
2017	92.0 mm (3.6 in)
2018	98.2 mm (3.9 in)
2019	73.0 mm (2.9 in)
2020	108.0 mm (4.3 in)
2021	83.0 mm (3.3 in)
2022	103.8 mm (4.1 in)
2023	170.7 mm (6.7 in)
2024	22.6 mm (0.9 in)
2025	65.0 mm (2.6 in)

Longest dry spell (CDD)

The longest dry spell of the year at Bushehr, 1975 to 2025. The record is 247 days in 2023, marked on the chart; the median year is 79 days.

Longest dry spell (CDD) at Bushehr by year
Year	Longest dry spell (CDD)
1975	n/a
1976	n/a
1977	n/a
1978	n/a
1979	n/a
1980	n/a
1989	n/a
1990	1 day
1991	1 day
1992	1 day
1993	1 day
1994	1 day
2004	1 day
2008	71 days
2009	27 days
2010	35 days
2011	57 days
2012	122 days
2013	49 days
2014	179 days
2015	93 days
2016	151 days
2017	240 days
2018	111 days
2019	197 days
2020	86 days
2021	135 days
2022	134 days
2023	247 days
2024	87 days
2025	55 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 Bushehr standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Bushehr 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).