Wyoming · THREADEX · 1872–2026

Cheyenne, WY

41.158°N, 104.808°W · station CYSthr · 155 years of record
93°F
forecast high · Jul 13

7-Day Forecast

NWS NDFD forecast high temperature for Cheyenne.
93°MON7/1390°TUE7/1489°WED7/1590°THU7/1691°FRI7/1790°SAT7/1889°SUN7/19

This Day in History · Jul 13

Today ranks

#10 / 153
warmest Jul 13 in 153 yrs of record

Hottest Jul 13 ever

97°F
set in 2003

Coolest Jul 13 ever

59°F
set in 1930

Hottest Jul 13 — Year by Year

Every year's high on Jul 13 at Cheyenne. The forecast line shows where today lands; the ringed bar is the hottest on record.
5978971873: 90°F1874: 93°F1875: 80°F1876: 83°F1877: 90°F1878: 91°F1879: 93°F1880: 78°F1881: 94°F1882: 82°F1883: 83°F1884: 82°F1885: 84°F1886: 88°F1887: 86°F1888: 92°F1889: 85°F1890: 90°F1891: 74°F1892: 78°F1893: 85°F1894: 71°F1895: 67°F1896: 88°F1897: 90°F1898: 79°F1899: 77°F1900: 87°F1901: 90°F1902: 86°F1903: 85°F1904: 84°F1905: 84°F1906: 78°F1907: 79°F1908: 75°F1909: 81°F1910: 86°F1911: 72°F1912: 76°F1913: 92°F1914: 85°F1915: 82°F1916: 77°F1917: 86°F1918: 77°F1919: 83°F1920: 81°F1921: 83°F1922: 84°F1923: 78°F1924: 84°F1925: 92°F1926: 76°F1927: 62°F1928: 80°F1929: 85°F1930: 59°F1931: 92°F1932: 80°F1933: 90°F1934: 91°F1935: 80°F1936: 73°F1937: 76°F1938: 86°F1939: 92°F1940: 80°F1941: 70°F1942: 85°F1943: 83°F1944: 79°F1945: 80°F1946: 86°F1947: 89°F1948: 81°F1949: 78°F1950: 79°F1951: 80°F1952: 81°F1953: 85°F1954: 94°F1955: 83°F1956: 79°F1957: 81°F1958: 89°F1959: 84°F1960: 82°F1961: 72°F1962: 75°F1963: 82°F1964: 76°F1965: 76°F1966: 90°F1967: 77°F1968: 86°F1969: 92°F1970: 89°F1971: 80°F1972: 82°F1973: 60°F1974: 87°F1975: 82°F1976: 92°F1977: 85°F1978: 86°F1979: 88°F1980: 91°F1981: 78°F1982: 81°F1983: 86°F1984: 90°F1985: 82°F1986: 89°F1987: 74°F1988: 86°F1989: 80°F1990: 73°F1991: 78°F1992: 69°F1993: 66°F1994: 77°F1995: 87°F1996: 76°F1997: 81°F1998: 91°F1999: 94°F2000: 88°F2001: 81°F2002: 91°F2003: 97°F2004: 92°F2005: 91°F2006: 88°F2007: 84°F2008: 77°F2009: 89°F2010: 90°F2011: 79°F2012: 85°F2013: 87°F2014: 78°F2015: 86°F2016: 87°F2017: 83°F2018: 86°F2019: 85°F2020: 96°F2021: 85°F2022: 94°F2023: 88°F2024: 94°F2025: 85°F93° forecast187320032025

The Numbers

Forecast high · Jul 1393°F
Hottest this date since2024
This-date record97°F
This-date rank#10 of 153
Hottest at any time since2026
All-time record100°F (1881)
Odds to tie/break0.0% (daily)
Period of record1872–2026

Record Book

The hottest and coldest ever recorded at Cheyenne in each calendar month, and for the whole 1872–2026 record — with the year each was set.
MonthRecord HighRecord Low
Jan70°F2015-38°F1875
Feb71°F1962-34°F1936
Mar83°F2026-21°F1943
Apr84°F2020-8°F1975
May91°F20008°F1907
Jun100°F195425°F1951
Jul100°F188133°F1915
Aug98°F200825°F1910
Sep97°F20228°F1985
Oct85°F1910-5°F1878
Nov75°F1891-21°F1916
Dec70°F2021-28°F1919
All-time100°F1881-38°F1875

2026 Records So Far

Records set or tied at Cheyenne so far this year — through Jul 11.

Record Highs in 2026

7 broke
plus 1 tied — daily record highs set this year
Monthly high record this year: Mar (83°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

10 days
record run, ended Jul 21 2003

So far in 2026

4 days
days with a high ≥ 90°F this year

Climate Normals

Normal high & low by month, from Cheyenne's own 1991–2020 record. Today's normal high: 84°F · forecast is +8° vs normal.
Jan: 40°FJan: 18°FFeb: 41°FFeb: 18°FMar: 49°FMar: 25°FApr: 55°FApr: 30°FMay: 64°FMay: 40°FJun: 77°FJun: 49°FJul: 84°FJul: 56°FAug: 82°FAug: 54°FSep: 73°FSep: 46°FOct: 59°FOct: 34°FNov: 48°FNov: 24°FDec: 39°FDec: 18°FJFMAMJJASOND

Sun & Location

Sun & Daylight Today

Sunrise4:38 AM
Sunset7:32 PM
Solar noon12:05 PM
Daylight14h 54m · losing 8 min/wk
Local standard time (no DST), level horizon.

Location

41.16°N, 104.81°W

Nearby Stations

Scottsbluff, NE79 mi NEDenver, CO90 mi SCasper, WY147 mi NWColorado Springs, CO162 mi SPueblo, CO198 mi SGoodland, KS205 mi SE

The Last 6 Weeks

Cheyenne'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.
Cheyenne, WY — last six weeks of daily high

2026 So Far

Every day this year against Cheyenne's own record — the record high, the normal, and the full span ever seen. A shareable look at where the year stands.
Cheyenne, WY — 2026 daily high trace
Download year chart

Every Day Since 1872

Each cell is one day's high at Cheyenne, coloured by temperature — 155 years of record, so heat waves read as warm streaks and cold snaps as blue.
Cheyenne, WY daily high heat map 1872–2026

Days Above the Mark

How many days a year hit a given high at Cheyenne — counted through Jul 13 each year, so you can see whether 2026 is running hot. Pick a threshold:
4 days ≥90°F so far in 2026 — tied for the 51st most in 155 years. Normal for this point: 4. Record: 20 in 1874.

Share Card

A ready-to-share summary of Cheyenne's outlook — post it, or link this page.
Cheyenne, WY hot share card
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part of Weather Trader · supported by Substack Subscribers · data: NWS NDFD forecast + NOAA/ACIS ThreadEx records · updated 2026-07-13T12:58:10Z
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