Ft Defiance Weather Records (USC00023102)

Record envelope, standing records and threshold days for Ft Defiance (USC00023102), Arizona, United States, with 53 years of record.

Key Facts for Ft Defiance

Ft Defiance (USC00023102) is a weather station in Arizona, United States at 35.75 latitude and -109.08 longitude, 2,105 m (6,906 ft) above sea level.
The station reports from 1897 to 1949, 53 years of record.
1,464 records set at Ft Defiance still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: Arizona, United States, 35.75 latitude, -109.08 longitude.
Elevation: 2,105 m (6,906 ft).
Period of record: 1897 to 1949, 53 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 Ft Defiance. 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 Ft Defiance, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	18.3 C (64.9 F)	-30.6 C (-23.1 F)	n/a	n/a
Feb	20.0 C (68.0 F)	-32.2 C (-26.0 F)	n/a	n/a
Mar	22.2 C (72.0 F)	-21.1 C (-6.0 F)	n/a	n/a
Apr	26.1 C (79.0 F)	-11.7 C (10.9 F)	n/a	n/a
May	31.1 C (88.0 F)	-7.2 C (19.0 F)	n/a	n/a
Jun	36.7 C (98.1 F)	-2.2 C (28.0 F)	n/a	n/a
Jul	36.1 C (97.0 F)	-0.6 C (30.9 F)	n/a	n/a
Aug	36.7 C (98.1 F)	3.9 C (39.0 F)	n/a	n/a
Sep	34.4 C (93.9 F)	-3.9 C (25.0 F)	n/a	n/a
Oct	27.2 C (81.0 F)	-12.2 C (10.0 F)	n/a	n/a
Nov	23.9 C (75.0 F)	-30.0 C (-22.0 F)	n/a	n/a
Dec	17.2 C (63.0 F)	-32.2 C (-26.0 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Ft Defiance still stand. 1931 holds the most, with 115.

Standing records at Ft Defiance by the year they were set
Year set	Standing records
1897	53
1898	105
1899	71
1900	87
1901	95
1902	87
1903	94
1904	67
1905	71
1929	30
1930	85
1931	115
1932	92
1933	96
1934	115
1935	63
1936	73
1948	34
1949	31

Wettest Day of Each Month

Feb: 45.7 mm (1.8 in)

The wettest day on record for each calendar month at Ft Defiance. The most was 45.7 mm (1.8 in) on 6 February 1899.

Record daily precipitation for each month at Ft Defiance
Month	Record daily precipitation (mm)	Date
Jan	25.4 mm (1.0 in)	23 January 1898
Feb	45.7 mm (1.8 in)	6 February 1899
Mar	20.3 mm (0.8 in)	26 March 1903
Apr	22.9 mm (0.9 in)	23 April 1905
May	30.5 mm (1.2 in)	3 May 1904
Jun	27.9 mm (1.1 in)	12 June 1903
Jul	42.7 mm (1.7 in)	27 July 1948
Aug	30.5 mm (1.2 in)	15 August 1903
Sep	27.9 mm (1.1 in)	4 September 1905
Oct	20.1 mm (0.8 in)	30 October 1936
Nov	43.2 mm (1.7 in)	26 November 1905
Dec	45.7 mm (1.8 in)	12 December 1932

Period of Record Coverage

1897 to 1949

19 years of record at Ft Defiance, 1897 to 1949. 10 years have data for under 90 percent of days and are left out of rankings: 1897, 1899, 1929, 1930, 1931, 1933, 1935, 1936 and others.

Days with data per year at Ft Defiance
Year	Days with data	Share of year	Complete
1897	196	54%	No
1898	363	99%	Yes
1899	310	85%	No
1900	365	100%	Yes
1901	360	99%	Yes
1902	356	98%	Yes
1903	357	98%	Yes
1904	355	97%	Yes
1905	361	99%	Yes
1929	131	36%	No
1930	287	79%	No
1931	318	87%	No
1932	356	97%	Yes
1933	316	87%	No
1934	350	96%	Yes
1935	319	87%	No
1936	296	81%	No
1948	184	50%	No
1949	120	33%	No

Latest Records

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

Extremes by Year

1897 to 1949

Yearly extremes at Ft Defiance: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	36.7 C (98.1 F)	1901	33.3 C (91.9 F)	19
Coldest night (TNn)	-32.2 C (-26.0 F)	1931	-26.1 C (-15.0 F)	19
Wettest day (Rx1day)	45.7 mm (1.8 in)	1899	27.9 mm (1.1 in)	19
Wettest five days (Rx5day)	86.3 mm (3.4 in)	1903	40.7 mm (1.6 in)	19
Longest dry spell (CDD)	94 days	1903	52 days	19

Hottest day (TXx)

The hottest day of the year at Ft Defiance, 1897 to 1949. The record is 36.7 C (98.1 F) in 1901, marked on the chart; the median year is 33.3 C (91.9 F).

Hottest day (TXx) at Ft Defiance by year
Year	Hottest day (TXx)
1897	32.2 C (90.0 F)
1898	35.0 C (95.0 F)
1899	32.8 C (91.0 F)
1900	35.6 C (96.1 F)
1901	36.7 C (98.1 F)
1902	35.6 C (96.1 F)
1903	32.8 C (91.0 F)
1904	32.2 C (90.0 F)
1905	32.8 C (91.0 F)
1929	31.1 C (88.0 F)
1930	35.0 C (95.0 F)
1931	35.6 C (96.1 F)
1932	32.8 C (91.0 F)
1933	32.8 C (91.0 F)
1934	36.7 C (98.1 F)
1935	33.9 C (93.0 F)
1936	33.3 C (91.9 F)
1948	34.4 C (93.9 F)
1949	25.6 C (78.1 F)

Coldest night (TNn)

The coldest night of the year at Ft Defiance, 1897 to 1949. The record is -32.2 C (-26.0 F) in 1931, marked on the chart; the median year is -26.1 C (-15.0 F).

Coldest night (TNn) at Ft Defiance by year
Year	Coldest night (TNn)
1897	-22.2 C (-8.0 F)
1898	-30.6 C (-23.1 F)
1899	-31.1 C (-24.0 F)
1900	-17.2 C (1.0 F)
1901	-22.8 C (-9.0 F)
1902	-26.7 C (-16.1 F)
1903	-27.8 C (-18.0 F)
1904	-21.7 C (-7.1 F)
1905	-28.9 C (-20.0 F)
1929	-15.0 C (5.0 F)
1930	-27.2 C (-17.0 F)
1931	-32.2 C (-26.0 F)
1932	-26.1 C (-15.0 F)
1933	-32.2 C (-26.0 F)
1934	-16.1 C (3.0 F)
1935	-25.6 C (-14.1 F)
1936	-16.1 C (3.0 F)
1948	-18.9 C (-2.0 F)
1949	-26.1 C (-15.0 F)

Wettest day (Rx1day)

The wettest day of the year at Ft Defiance, 1897 to 1949. The record is 45.7 mm (1.8 in) in 1899, marked on the chart; the median year is 27.9 mm (1.1 in).

Wettest day (Rx1day) at Ft Defiance by year
Year	Wettest day (Rx1day)
1897	29.2 mm (1.1 in)
1898	27.9 mm (1.1 in)
1899	45.7 mm (1.8 in)
1900	20.8 mm (0.8 in)
1901	25.4 mm (1.0 in)
1902	25.4 mm (1.0 in)
1903	30.5 mm (1.2 in)
1904	30.5 mm (1.2 in)
1905	43.2 mm (1.7 in)
1929	25.1 mm (1.0 in)
1930	29.2 mm (1.1 in)
1931	34.3 mm (1.4 in)
1932	45.7 mm (1.8 in)
1933	24.1 mm (0.9 in)
1934	19.8 mm (0.8 in)
1935	16.5 mm (0.6 in)
1936	26.7 mm (1.1 in)
1948	42.7 mm (1.7 in)
1949	8.6 mm (0.34 in)

Wettest five days (Rx5day)

The wettest five days of the year at Ft Defiance, 1897 to 1949. The record is 86.3 mm (3.4 in) in 1903, marked on the chart; the median year is 40.7 mm (1.6 in).

Wettest five days (Rx5day) at Ft Defiance by year
Year	Wettest five days (Rx5day)
1897	30.5 mm (1.2 in)
1898	33.0 mm (1.3 in)
1899	45.7 mm (1.8 in)
1900	33.5 mm (1.3 in)
1901	48.8 mm (1.9 in)
1902	36.1 mm (1.4 in)
1903	86.3 mm (3.4 in)
1904	38.1 mm (1.5 in)
1905	49.6 mm (2.0 in)
1929	52.7 mm (2.1 in)
1930	46.0 mm (1.8 in)
1931	40.7 mm (1.6 in)
1932	55.1 mm (2.2 in)
1933	30.4 mm (1.2 in)
1934	21.6 mm (0.9 in)
1935	27.9 mm (1.1 in)
1936	67.4 mm (2.7 in)
1948	72.4 mm (2.9 in)
1949	16.2 mm (0.6 in)

Longest dry spell (CDD)

The longest dry spell of the year at Ft Defiance, 1897 to 1949. The record is 94 days in 1903, marked on the chart; the median year is 52 days.

Longest dry spell (CDD) at Ft Defiance by year
Year	Longest dry spell (CDD)
1897	37 days
1898	79 days
1899	36 days
1900	79 days
1901	52 days
1902	41 days
1903	94 days
1904	58 days
1905	34 days
1929	42 days
1930	46 days
1931	61 days
1932	61 days
1933	58 days
1934	83 days
1935	70 days
1936	50 days
1948	51 days
1949	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 Ft Defiance standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Ft Defiance 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 2026-10-15 (15 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).