Ciudad Obregon (Ffcc) Weather Records (MXN00026104)

Record envelope, standing records and threshold days for Ciudad Obregon (Ffcc) (MXN00026104), Mexico, with 38 years of record.

Key Facts for Ciudad Obregon (Ffcc)

Ciudad Obregon (Ffcc) (MXN00026104) is a weather station in Mexico at 27.50 latitude and -110.00 longitude, 30 m (98 ft) above sea level.
The station reports from 1941 to 1978, 38 years of record.
1,464 records set at Ciudad Obregon (Ffcc) still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Mexico, 27.50 latitude, -110.00 longitude.
Elevation: 30 m (98 ft).
Period of record: 1941 to 1978, 38 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 Ciudad Obregon (Ffcc). 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 Ciudad Obregon (Ffcc), with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	46.7 C (116.1 F)	-2.2 C (28.0 F)	n/a	n/a
Feb	45.0 C (113.0 F)	0.6 C (33.1 F)	n/a	n/a
Mar	48.9 C (120.0 F)	0.6 C (33.1 F)	n/a	n/a
Apr	48.9 C (120.0 F)	0.6 C (33.1 F)	n/a	n/a
May	50.0 C (122.0 F)	6.7 C (44.1 F)	n/a	n/a
Jun	50.0 C (122.0 F)	12.8 C (55.0 F)	n/a	n/a
Jul	50.6 C (123.1 F)	12.8 C (55.0 F)	n/a	n/a
Aug	50.0 C (122.0 F)	10.6 C (51.1 F)	n/a	n/a
Sep	50.0 C (122.0 F)	10.6 C (51.1 F)	n/a	n/a
Oct	50.0 C (122.0 F)	8.9 C (48.0 F)	n/a	n/a
Nov	48.9 C (120.0 F)	3.9 C (39.0 F)	n/a	n/a
Dec	46.7 C (116.1 F)	0.0 C (32.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Ciudad Obregon (Ffcc) still stand. 1949 holds the most, with 110.

Standing records at Ciudad Obregon (Ffcc) by the year they were set
Year set	Standing records
1941	56
1942	37
1943	24
1944	53
1945	44
1946	19
1947	35
1949	110
1950	99
1951	73
1952	105
1953	20
1954	11
1955	70
1956	44
1957	64
1958	59
1959	5
1966	24
1967	24
1968	43
1969	45
1973	59
1974	46
1975	28
1976	95
1977	68
1978	104

Wettest Day of Each Month

Jan: 89.9 mm (3.5 in)

The wettest day on record for each calendar month at Ciudad Obregon (Ffcc). The most was 89.9 mm (3.5 in) on 21 January 1956.

Record daily precipitation for each month at Ciudad Obregon (Ffcc)
Month	Record daily precipitation (mm)	Date
Jan	89.9 mm (3.5 in)	21 January 1956
Feb	43.9 mm (1.7 in)	22 February 1973
Mar	19.8 mm (0.8 in)	10 March 1957
Apr	9.9 mm (0.39 in)	19 April 1952
May	0.0 mm (0.00 in)	1 May 1941
Jun	19.8 mm (0.8 in)	27 June 1956
Jul	59.9 mm (2.4 in)	26 July 1951
Aug	54.9 mm (2.2 in)	28 August 1958
Sep	54.9 mm (2.2 in)	8 September 1941
Oct	59.9 mm (2.4 in)	20 October 1978
Nov	49.8 mm (2.0 in)	8 November 1974
Dec	72.9 mm (2.9 in)	8 December 1943

Period of Record Coverage

1941 to 1978

28 years of record at Ciudad Obregon (Ffcc), 1941 to 1978. 19 years have data for under 90 percent of days and are left out of rankings: 1946, 1947, 1950, 1953, 1954, 1955, 1956, 1958 and others.

Days with data per year at Ciudad Obregon (Ffcc)
Year	Days with data	Share of year	Complete
1941	364	100%	Yes
1942	365	100%	Yes
1943	365	100%	Yes
1944	366	100%	Yes
1945	365	100%	Yes
1946	182	50%	No
1947	181	50%	No
1949	361	99%	Yes
1950	318	87%	No
1951	352	96%	Yes
1952	342	93%	Yes
1953	120	33%	No
1954	92	25%	No
1955	240	66%	No
1956	244	67%	No
1957	365	100%	Yes
1958	325	89%	No
1959	59	16%	No
1966	284	78%	No
1967	226	62%	No
1968	308	84%	No
1969	225	62%	No
1973	253	69%	No
1974	297	81%	No
1975	302	83%	No
1976	308	84%	No
1977	282	77%	No
1978	304	83%	No

Latest Records

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

Climate Trend

13 complete years, 1941 to 1978

One stripe for each of 13 complete years at Ciudad Obregon (Ffcc), 1941 to 1978. Blue stripes are years cooler than the station's own mean of 26.8 C (80.3 F); red stripes are warmer. The coolest year was 1974, at 24.1 C (75.4 F), and the warmest was 1978, at 29.9 C (85.8 F). The strongest colour marks a difference of 3.1 C (5.6 F).

Annual mean temperature at Ciudad Obregon (Ffcc) as warming stripes, 1941 to 1978
Year	Annual mean temperature	Difference from the station mean
1941	26.8 C	+0.00 C
1942	26.6 C	-0.20 C
1943	27.0 C	+0.19 C
1944	26.2 C	-0.67 C
1945	26.9 C	+0.03 C
1949	28.0 C	+1.16 C
1951	29.1 C	+2.30 C
1952	29.2 C	+2.34 C
1957	24.2 C	-2.60 C
1968	24.2 C	-2.61 C
1974	24.1 C	-2.71 C
1975	26.5 C	-0.31 C
1978	29.9 C	+3.03 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

1941 to 1978

Yearly extremes at Ciudad Obregon (Ffcc): the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	50.6 C (123.1 F)	1952	47.3 C (117.1 F)	28
Coldest night (TNn)	-2.2 C (28.0 F)	1956	2.8 C (37.0 F)	28
Wettest day (Rx1day)	89.9 mm (3.5 in)	1956	49.8 mm (2.0 in)	28
Wettest five days (Rx5day)	120.7 mm (4.8 in)	1941	61.2 mm (2.4 in)	28
Longest dry spell (CDD)	193 days	1942	81 days	28

Hottest day (TXx)

The hottest day of the year at Ciudad Obregon (Ffcc), 1941 to 1978. The record is 50.6 C (123.1 F) in 1952, marked on the chart; the median year is 47.3 C (117.1 F).

Hottest day (TXx) at Ciudad Obregon (Ffcc) by year
Year	Hottest day (TXx)
1941	47.8 C (118.0 F)
1942	48.9 C (120.0 F)
1943	46.7 C (116.1 F)
1944	47.8 C (118.0 F)
1945	48.9 C (120.0 F)
1946	47.8 C (118.0 F)
1947	42.8 C (109.0 F)
1949	50.0 C (122.0 F)
1950	50.0 C (122.0 F)
1951	50.0 C (122.0 F)
1952	50.6 C (123.1 F)
1953	48.9 C (120.0 F)
1954	48.9 C (120.0 F)
1955	50.0 C (122.0 F)
1956	47.8 C (118.0 F)
1957	46.7 C (116.1 F)
1958	47.8 C (118.0 F)
1959	33.9 C (93.0 F)
1966	43.9 C (111.0 F)
1967	40.0 C (104.0 F)
1968	45.0 C (113.0 F)
1969	41.7 C (107.1 F)
1973	41.7 C (107.1 F)
1974	40.0 C (104.0 F)
1975	41.7 C (107.1 F)
1976	42.8 C (109.0 F)
1977	41.7 C (107.1 F)
1978	43.9 C (111.0 F)

Coldest night (TNn)

The coldest night of the year at Ciudad Obregon (Ffcc), 1941 to 1978. The record is -2.2 C (28.0 F) in 1956, marked on the chart; the median year is 2.8 C (37.0 F).

Coldest night (TNn) at Ciudad Obregon (Ffcc) by year
Year	Coldest night (TNn)
1941	2.8 C (37.0 F)
1942	2.8 C (37.0 F)
1943	2.8 C (37.0 F)
1944	0.6 C (33.1 F)
1945	2.8 C (37.0 F)
1946	1.7 C (35.1 F)
1947	0.6 C (33.1 F)
1949	0.0 C (32.0 F)
1950	1.7 C (35.1 F)
1951	2.8 C (37.0 F)
1952	2.8 C (37.0 F)
1953	3.9 C (39.0 F)
1954	1.7 C (35.1 F)
1955	0.6 C (33.1 F)
1956	-2.2 C (28.0 F)
1957	5.0 C (41.0 F)
1958	3.9 C (39.0 F)
1959	3.9 C (39.0 F)
1966	2.8 C (37.0 F)
1967	2.8 C (37.0 F)
1968	3.9 C (39.0 F)
1969	5.0 C (41.0 F)
1973	0.0 C (32.0 F)
1974	0.6 C (33.1 F)
1975	5.0 C (41.0 F)
1976	5.6 C (42.1 F)
1977	7.8 C (46.0 F)
1978	15.6 C (60.1 F)

Wettest day (Rx1day)

The wettest day of the year at Ciudad Obregon (Ffcc), 1941 to 1978. The record is 89.9 mm (3.5 in) in 1956, marked on the chart; the median year is 49.8 mm (2.0 in).

Wettest day (Rx1day) at Ciudad Obregon (Ffcc) by year
Year	Wettest day (Rx1day)
1941	54.9 mm (2.2 in)
1942	48.8 mm (1.9 in)
1943	72.9 mm (2.9 in)
1944	50.8 mm (2.0 in)
1945	49.8 mm (2.0 in)
1946	51.8 mm (2.0 in)
1947	51.8 mm (2.0 in)
1949	34.8 mm (1.4 in)
1950	53.8 mm (2.1 in)
1951	59.9 mm (2.4 in)
1952	49.8 mm (2.0 in)
1953	3.8 mm (0.15 in)
1954	0.0 mm (0.00 in)
1955	23.9 mm (0.9 in)
1956	89.9 mm (3.5 in)
1957	39.9 mm (1.6 in)
1958	54.9 mm (2.2 in)
1959	2.8 mm (0.11 in)
1966	49.8 mm (2.0 in)
1967	50.8 mm (2.0 in)
1968	25.9 mm (1.0 in)
1969	49.8 mm (2.0 in)
1973	43.9 mm (1.7 in)
1974	50.8 mm (2.0 in)
1975	49.8 mm (2.0 in)
1976	0.0 mm (0.00 in)
1977	38.9 mm (1.5 in)
1978	59.9 mm (2.4 in)

Wettest five days (Rx5day)

The wettest five days of the year at Ciudad Obregon (Ffcc), 1941 to 1978. The record is 120.7 mm (4.8 in) in 1941, marked on the chart; the median year is 61.2 mm (2.4 in).

Wettest five days (Rx5day) at Ciudad Obregon (Ffcc) by year
Year	Wettest five days (Rx5day)
1941	120.7 mm (4.8 in)
1942	82.3 mm (3.2 in)
1943	111.5 mm (4.4 in)
1944	78.5 mm (3.1 in)
1945	69.6 mm (2.7 in)
1946	61.7 mm (2.4 in)
1947	51.8 mm (2.0 in)
1949	71.4 mm (2.8 in)
1950	62.7 mm (2.5 in)
1951	59.9 mm (2.4 in)
1952	60.7 mm (2.4 in)
1953	3.8 mm (0.15 in)
1954	0.0 mm (0.00 in)
1955	37.6 mm (1.5 in)
1956	89.9 mm (3.5 in)
1957	58.7 mm (2.3 in)
1958	64.8 mm (2.6 in)
1959	2.8 mm (0.11 in)
1966	59.7 mm (2.4 in)
1967	67.3 mm (2.6 in)
1968	69.6 mm (2.7 in)
1969	62.7 mm (2.5 in)
1973	43.9 mm (1.7 in)
1974	32.8 mm (1.3 in)
1975	49.8 mm (2.0 in)
1976	0.0 mm (0.00 in)
1977	38.9 mm (1.5 in)
1978	111.7 mm (4.4 in)

Longest dry spell (CDD)

The longest dry spell of the year at Ciudad Obregon (Ffcc), 1941 to 1978. The record is 193 days in 1942, marked on the chart; the median year is 81 days.

Longest dry spell (CDD) at Ciudad Obregon (Ffcc) by year
Year	Longest dry spell (CDD)
1941	164 days
1942	193 days
1943	174 days
1944	127 days
1945	186 days
1946	73 days
1947	44 days
1949	147 days
1950	164 days
1951	93 days
1952	89 days
1953	61 days
1954	92 days
1955	185 days
1956	148 days
1957	108 days
1958	113 days
1959	40 days
1966	6 days
1967	14 days
1968	12 days
1969	6 days
1973	6 days
1974	8 days
1975	9 days
1976	6 days
1977	7 days
1978	13 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 Ciudad Obregon (Ffcc) standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Ciudad Obregon (Ffcc) 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 2026-10-12 (12 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).