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California · THREADEX · 1899–2026

Merced, CA

37.286°N, 120.518°W · station MCEthr · 128 years of record
88°F
forecast high · Sep 7

7-Day Forecast

NWS NDFD forecast high temperature for Merced.
79°TUE9/184°WED9/285°THU9/381°FRI9/483°SAT9/583°SUN9/688°MON9/7

This Day in History

Every year's high on each of the next 7 forecast dates at Merced — toggle a day below. The forecast line shows where it lands; the ringed bar is the hottest on record.

Ranks

#89 / 124
warmest Sep 7 in 124 yrs of record

Warmest Sep 7 ever

111°F
set in 2022

Coolest Sep 7 ever

79°F
set in 1919
Forecast high 88°F — 89th warmest Sep 7 of 124 years · record 111°F (2022) · warmest since 2025.
1899: 91°F1901: 83°F1902: 104°F1903: 92°F1904: 108°F1905: 95°F1906: 98°F1908: 84°F1909: 91°F1910: 82°F1911: 86°F1912: 80°F1913: 95°F1914: 84°F1915: 92°F1916: 86°F1917: 96°F1918: 80°F1919: 79°F1920: 81°F1921: 94°F1922: 93°F1923: 107°F1924: 106°F1925: 82°F1926: 91°F1927: 88°F1928: 95°F1929: 84°F1930: 89°F1931: 98°F1932: 103°F1933: 84°F1934: 98°F1935: 83°F1936: 89°F1937: 91°F1938: 90°F1939: 94°F1940: 89°F1941: 87°F1942: 85°F1943: 88°F1944: 102°F1945: 98°F1946: 88°F1947: 87°F1948: 94°F1949: 88°F1950: 87°F1951: 92°F1952: 87°F1953: 90°F1954: 86°F1955: 96°F1956: 100°F1957: 103°F1959: 97°F1960: 97°F1961: 98°F1962: 94°F1963: 96°F1964: 91°F1965: 79°F1966: 90°F1967: 96°F1968: 94°F1969: 95°F1970: 97°F1971: 94°F1972: 92°F1973: 88°F1974: 101°F1975: 96°F1976: 96°F1977: 104°F1978: 79°F1979: 101°F1980: 90°F1981: 94°F1982: 97°F1983: 97°F1984: 98°F1985: 82°F1986: 94°F1987: 85°F1988: 101°F1989: 92°F1990: 92°F1991: 92°F1992: 92°F1993: 95°F1994: 99°F1995: 99°F1996: 90°F1997: 93°F1998: 101°F1999: 98°F2000: 85°F2001: 92°F2002: 80°F2003: 87°F2004: 101°F2005: 90°F2006: 97°F2007: 85°F2008: 103°F2009: 87°F2010: 91°F2011: 101°F2012: 96°F2013: 99°F2014: 97°F2015: 95°F2016: 93°F2017: 86°F2018: 98°F2019: 85°F2020: 107°F2021: 104°F2022: 111°F2023: 92°F2024: 105°F2025: 89°F88° forecast7580859095100105110115191019201930194019501960197019801990200020102020
📖 Merced's full Climate Almanac →

The Numbers

Forecast high · Sep 788°F
Hottest this date since2025
This-date record111°F
This-date rank#89 of 124
Hottest at any time since2026
All-time record116°F (2022)
Odds to tie/break0.0% (daily)
Period of record1899–2026

Record Book

The hottest and coldest ever recorded at Merced in each calendar month, and for the whole 1899–2026 record — with the year each was set.
MonthRecord HighRecord Low
Jan75°FJan 9, 195316°FJan 10, 1949
Feb84°FFeb 19, 193020°FFeb 9, 1904
Mar90°FMar 20, 202620°FMar 7, 1908
Apr98°FApr 14, 198525°FApr 2, 1979
May109°FMay 25, 192830°FMay 16, 1978
Jun111°FJun 24, 192537°FJun 18, 1979
Jul114°FJul 24, 190240°FJul 16, 1904
Aug114°FAug 8, 190536°FAug 23, 1979
Sep116°FSep 6, 202232°FSep 22, 1906
Oct106°FOct 3, 202428°FOct 14, 1905
Nov90°FNov 2, 193021°FNov 30, 1906
Dec76°FDec 7, 191215°FDec 24, 1990
All-time116°FSep 6, 202215°FDec 24, 1990

2026 Records So Far

Records set or tied at Merced so far this year — through Aug 30.

Record Highs in 2026

6 broke
plus 1 tied — daily record highs set this year
Monthly high record this year: Mar (90°F)

Record Lows in 2026

0 broke
plus 0 tied — daily record lows set this year

Record Warm Nights & Cold Days

Two more daily records, kept separate from the rankings: the warmest a night has ever stayed (record high minimum) and the coldest a day has ever gotten (record low maximum) — the flip side of the usual record high and low.

Warmest low ever

86°F
record high minimum — the night it never cooled · May 21, 1904

Coldest high ever

34°F
record low maximum — the day it never warmed · Jan 8, 1937
MonthWarmest lowColdest high
Jan59°FJan 1, 199734°FJan 8, 1937
Feb59°FFeb 24, 195743°FFeb 20, 1920
Mar59°FMar 22, 201845°FMar 17, 2002
Apr65°FApr 27, 192648°FApr 7, 1999
May86°FMay 21, 190452°FMay 4, 1930
Jun83°FJun 5, 192863°FJun 9, 1964
Jul84°FJul 18, 192572°FJul 4, 1910
Aug81°FAug 5, 200572°FAug 29, 2000
Sep75°FSep 3, 199863°FSep 23, 1904
Oct67°FOct 3, 195255°FOct 31, 2003
Nov60°FNov 22, 190345°FNov 30, 1972
Dec60°FDec 11, 193735°FDec 14, 1972
All-time86°FMay 21, 190434°FJan 8, 1937

Hot Streaks

Current run

3 days
consecutive days with a high ≥ 90°F

Longest ever

78 days
record run, ended Sep 16 1967

So far in 2026

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

Climate Normals

Normal high & low by month, from Merced's own 1991–2020 record. Today's normal high: 93°F · forecast is -5° vs normal.
Jan: 56°FJan: 38°FFeb: 62°FFeb: 40°FMar: 68°FMar: 43°FApr: 74°FApr: 46°FMay: 83°FMay: 52°FJun: 91°FJun: 58°FJul: 96°FJul: 62°FAug: 95°FAug: 61°FSep: 91°FSep: 57°FOct: 80°FOct: 49°FNov: 66°FNov: 41°FDec: 56°FDec: 37°FJFMAMJJASOND

Sun & Location

Sun & Daylight Today

Sunrise5:32 AM
Sunset6:31 PM
Solar noon12:02 PM
Daylight12h 59m · losing 15 min/wk
Local standard time (no DST), level horizon.

Location

37.29°N, 120.52°W

Nearby Stations

Madera, CA30 mi SEFresno, CA56 mi SEStockton, CA56 mi NWSan Jose, CA77 mi WHanford, CA83 mi SESacramento, CA99 mi NW

The Last 6 Weeks

Merced'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.
Merced, CA — last six weeks of daily high

2026 So Far

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

Every Day Since 1899

Each cell is one day's high at Merced, coloured by temperature — 128 years of record, so heat waves read as warm streaks and cold snaps as blue.
Merced, CA daily high heat map 1899–2026

Days Above the Mark

How many days a year hit a given high at Merced — counted through Sep 7 each year, so you can see whether 2026 is running hot. Pick a threshold:
84 days ≥90°F so far in 2026 — tied for the 35th most in 128 years. Normal for this point: 77. Record: 98 in 1904.

Share Card

A ready-to-share summary of Merced's outlook — post it, or link this page.
Merced, CA hot share card
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