Arizona · THREADEX · 1898–2026

Flagstaff, AZ

35.144°N, 111.666°W · station FLGthr · 129 years of record
86°F
forecast high · Jul 13

7-Day Forecast

NWS NDFD forecast high temperature for Flagstaff.
86°MON7/1385°TUE7/1484°WED7/1580°THU7/1677°FRI7/1778°SAT7/1881°SUN7/19

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.
7082931899: 79°F1900: 87°F1901: 85°F1902: 86°F1903: 86°F1904: 84°F1905: 76°F1906: 78°F1907: 76°F1908: 83°F1909: 90°F1910: 77°F1911: 82°F1912: 77°F1913: 82°F1914: 74°F1915: 82°F1916: 77°F1917: 83°F1918: 70°F1919: 72°F1920: 79°F1921: 78°F1922: 86°F1923: 76°F1924: 81°F1925: 86°F1926: 82°F1927: 86°F1928: 83°F1929: 76°F1930: 77°F1931: 85°F1932: 78°F1933: 85°F1934: 92°F1935: 85°F1936: 80°F1937: 77°F1938: 75°F1939: 93°F1940: 88°F1941: 85°F1942: 89°F1943: 76°F1944: 84°F1945: 88°F1946: 80°F1947: 87°F1948: 88°F1949: 84°F1950: 88°F1951: 88°F1952: 78°F1953: 78°F1954: 79°F1955: 79°F1956: 79°F1957: 79°F1958: 88°F1959: 82°F1960: 86°F1961: 85°F1962: 74°F1963: 86°F1964: 84°F1965: 80°F1966: 83°F1967: 79°F1968: 86°F1969: 83°F1970: 92°F1971: 90°F1972: 91°F1973: 77°F1974: 86°F1975: 73°F1976: 79°F1977: 83°F1978: 90°F1979: 86°F1980: 79°F1981: 74°F1982: 87°F1983: 87°F1984: 79°F1985: 86°F1986: 86°F1987: 88°F1988: 82°F1989: 86°F1990: 79°F1991: 86°F1992: 71°F1993: 79°F1994: 87°F1995: 75°F1996: 81°F1997: 83°F1998: 85°F1999: 77°F2000: 84°F2001: 79°F2002: 92°F2003: 90°F2004: 87°F2005: 92°F2006: 87°F2007: 86°F2008: 77°F2009: 87°F2010: 85°F2011: 76°F2012: 78°F2013: 80°F2014: 84°F2015: 80°F2016: 83°F2017: 83°F2018: 78°F2019: 87°F2020: 91°F2021: 85°F2022: 81°F2023: 90°F2024: 90°F2025: 88°F86° forecast189919392025

The Numbers

Forecast high · Jul 1386°F
Hottest this date since2025
This-date record93°F
This-date rank#47 of 127
Hottest at any time since2026
All-time record97°F (1973)
Odds to tie/break0.0% (daily)
Period of record1898–2026

Record Book

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.
MonthRecord HighRecord Low
Jan66°F1971-30°F1937
Feb71°F1986-23°F1985
Mar84°F2026-16°F1966
Apr80°F1989-2°F1975
May89°F20027°F1915
Jun96°F197022°F1951
Jul97°F197332°F1912
Aug93°F190224°F1968
Sep91°F194820°F1912
Oct85°F1980-2°F1971
Nov74°F1973-13°F1958
Dec68°F1950-23°F1978
All-time97°F1973-30°F1937

2026 Records So Far

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

Hot Streaks

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

Climate Normals

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°FJan: 18°FFeb: 46°FFeb: 20°FMar: 52°FMar: 24°FApr: 59°FApr: 28°FMay: 68°FMay: 35°FJun: 79°FJun: 42°FJul: 82°FJul: 51°FAug: 79°FAug: 50°FSep: 74°FSep: 42°FOct: 64°FOct: 32°FNov: 52°FNov: 23°FDec: 43°FDec: 17°FJFMAMJJASOND

Sun & Location

Sun & Daylight Today

Sunrise5:22 AM
Sunset7:42 PM
Solar noon12:32 PM
Daylight14h 20m · losing 6 min/wk
Local standard time (no DST), level horizon.

Location

35.14°N, 111.67°W

Nearby Stations

Winslow, AZ53 mi EPhoenix, AZ120 mi SKingman, AZ128 mi WLake Havasu City, AZ160 mi WNeedles, CA169 mi WLas Vegas, NV206 mi W

The Last 6 Weeks

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.
Flagstaff, AZ — last six weeks of daily high

2026 So Far

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.
Flagstaff, AZ — 2026 daily high trace
Download year chart

Every Day Since 1898

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.
Flagstaff, AZ daily high heat map 1898–2026

Days Above the Mark

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:
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.

Share Card

A ready-to-share summary of Flagstaff's outlook — post it, or link this page.
Flagstaff, AZ hot share card
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part of Weather Trader · supported by Substack Subscribers · data: NWS NDFD forecast + NOAA/ACIS ThreadEx records · updated 2026-07-13T13:58:11Z
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