Home / United States / Arizona / Flagstaff Arizona · THREADEX · 1898–2026
Flagstaff, AZ 35.144°N, 111.666°W · station FLGthr · 129 years of record
86°F
HOTTEST JUL 13 SINCE 2025
forecast high · Jul 13
NWS NDFD forecast high temperature for Flagstaff.
86° MON 7/13 85° TUE 7/14 84° WED 7/15 80° THU 7/16 77° FRI 7/17 78° SAT 7/18 81° SUN 7/19 This Day in History · Jul 13
Today ranks #47 / 127
warmest Jul 13 in 127 yrs of record
Hottest Jul 13 ever 93°F
set in 1939
Coolest Jul 13 ever 70°F
set in 1918
Hottest Jul 13 — Year by Year
Every year's high on Jul 13 at Flagstaff. The forecast line shows where today lands; the ringed bar is the hottest on record.
70 82 93 1899: 79°F 1900: 87°F 1901: 85°F 1902: 86°F 1903: 86°F 1904: 84°F 1905: 76°F 1906: 78°F 1907: 76°F 1908: 83°F 1909: 90°F 1910: 77°F 1911: 82°F 1912: 77°F 1913: 82°F 1914: 74°F 1915: 82°F 1916: 77°F 1917: 83°F 1918: 70°F 1919: 72°F 1920: 79°F 1921: 78°F 1922: 86°F 1923: 76°F 1924: 81°F 1925: 86°F 1926: 82°F 1927: 86°F 1928: 83°F 1929: 76°F 1930: 77°F 1931: 85°F 1932: 78°F 1933: 85°F 1934: 92°F 1935: 85°F 1936: 80°F 1937: 77°F 1938: 75°F 1939: 93°F 1940: 88°F 1941: 85°F 1942: 89°F 1943: 76°F 1944: 84°F 1945: 88°F 1946: 80°F 1947: 87°F 1948: 88°F 1949: 84°F 1950: 88°F 1951: 88°F 1952: 78°F 1953: 78°F 1954: 79°F 1955: 79°F 1956: 79°F 1957: 79°F 1958: 88°F 1959: 82°F 1960: 86°F 1961: 85°F 1962: 74°F 1963: 86°F 1964: 84°F 1965: 80°F 1966: 83°F 1967: 79°F 1968: 86°F 1969: 83°F 1970: 92°F 1971: 90°F 1972: 91°F 1973: 77°F 1974: 86°F 1975: 73°F 1976: 79°F 1977: 83°F 1978: 90°F 1979: 86°F 1980: 79°F 1981: 74°F 1982: 87°F 1983: 87°F 1984: 79°F 1985: 86°F 1986: 86°F 1987: 88°F 1988: 82°F 1989: 86°F 1990: 79°F 1991: 86°F 1992: 71°F 1993: 79°F 1994: 87°F 1995: 75°F 1996: 81°F 1997: 83°F 1998: 85°F 1999: 77°F 2000: 84°F 2001: 79°F 2002: 92°F 2003: 90°F 2004: 87°F 2005: 92°F 2006: 87°F 2007: 86°F 2008: 77°F 2009: 87°F 2010: 85°F 2011: 76°F 2012: 78°F 2013: 80°F 2014: 84°F 2015: 80°F 2016: 83°F 2017: 83°F 2018: 78°F 2019: 87°F 2020: 91°F 2021: 85°F 2022: 81°F 2023: 90°F 2024: 90°F 2025: 88°F 86° forecast 1899 1939 2025 Forecast high · Jul 13 86°F Hottest this date since 2025 This-date record 93°F This-date rank #47 of 127
Hottest at any time since 2026 All-time record 97°F (1973) Odds to tie/break 0.0% (daily) Period of record 1898–2026
The hottest and coldest ever recorded at Flagstaff in each calendar month, and for the whole 1898–2026 record — with the year each was set.
Month Record High Record Low Jan 66°F 1971 -30°F 1937 Feb 71°F 1986 -23°F 1985 Mar 84°F 2026 -16°F 1966 Apr 80°F 1989 -2°F 1975 May 89°F 2002 7°F 1915 Jun 96°F 1970 22°F 1951 Jul 97°F 1973 32°F 1912 Aug 93°F 1902 24°F 1968 Sep 91°F 1948 20°F 1912 Oct 85°F 1980 -2°F 1971 Nov 74°F 1973 -13°F 1958 Dec 68°F 1950 -23°F 1978 All-time 97°F 1973 -30°F 1937
Records set or tied at Flagstaff so far this year — through Jul 11.
Record Highs in 2026 12 broke
plus 3 tied — daily record highs set this year
Monthly high record this year: Mar (84°F)
Record Lows in 2026 0 broke
plus 0 tied — daily record lows set this year
Current run 1 days
consecutive days with a high ≥ 90°F
Longest ever 11 days
record run, ended Jul 1 1990
So far in 2026 3 days
days with a high ≥ 90°F this year
Normal high & low by month, from Flagstaff's own 1991–2020 record. Today's normal high: 82°F · forecast is +4° vs normal .
Jan: 43°F Jan: 18°F Feb: 46°F Feb: 20°F Mar: 52°F Mar: 24°F Apr: 59°F Apr: 28°F May: 68°F May: 35°F Jun: 79°F Jun: 42°F Jul: 82°F Jul: 51°F Aug: 79°F Aug: 50°F Sep: 74°F Sep: 42°F Oct: 64°F Oct: 32°F Nov: 52°F Nov: 23°F Dec: 43°F Dec: 17°F J F M A M J J A S O N D Sun & Daylight Today Sunrise 5:22 AM Sunset 7:42 PM Solar noon 12:32 PM Daylight 14h 20m · losing 6 min/wk
Local standard time (no DST), level horizon.
Location 35.14°N, 111.67°W Flagstaff's observed daily high for the last six weeks — a white ring marks any day that broke or tied its daily record for that date.
Every day this year against Flagstaff's own record — the record high, the normal, and the full span ever seen. A shareable look at where the year stands.
Each cell is one day's high at Flagstaff, coloured by temperature — 129 years of record, so heat waves read as warm streaks and cold snaps as blue.
How many days a year hit a given high at Flagstaff — counted through Jul 13 each year, so you can see whether 2026 is running hot. Pick a threshold:
70° 75° 80° 85° 90° 95° 100° 105° 110°
3 days ≥90°F so far in 2026 — tied for the 25th most in 129 years. Normal for this point: 2 . Record: 15 in 1974.
A ready-to-share summary of Flagstaff's outlook — post it, or link this page.
See Flagstaff on coldestsince.com →