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California · THREADEX · 1945–2026

Lancaster, CA

34.741°N, 118.213°W · station WJFthr · 82 years of record
84°F
forecast high · Oct 17

7-Day Forecast

NWS NDFD forecast high temperature for Lancaster.
84°SAT10/1783°SUN10/1884°MON10/1971°TUE10/2065°WED10/2165°THU10/2267°FRI10/23

This Day in History

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

Ranks

#28 / 78
warmest Oct 17 in 78 yrs of record

Warmest Oct 17 ever

96°F
set in 1958

Coolest Oct 17 ever

58°F
set in 1971
Forecast high 84°F — 28th warmest Oct 17 of 78 years · record 96°F (1958) · warmest since 2024.
1945: 82°F1946: 72°F1947: 83°F1948: 82°F1949: 67°F1950: 83°F1952: 89°F1953: 82°F1954: 91°F1955: 93°F1956: 87°F1957: 73°F1958: 96°F1959: 92°F1960: 75°F1961: 92°F1962: 70°F1963: 63°F1964: 84°F1965: 76°F1966: 77°F1967: 83°F1968: 73°F1969: 66°F1970: 80°F1971: 58°F1974: 89°F1975: 84°F1976: 81°F1977: 87°F1978: 81°F1979: 81°F1980: 64°F1981: 75°F1982: 82°F1983: 72°F1984: 70°F1985: 83°F1986: 65°F1987: 83°F1988: 91°F1989: 85°F1990: 81°F1991: 89°F1992: 82°F1993: 66°F1994: 69°F1995: 87°F1996: 79°F1997: 85°F1998: 69°F1999: 72°F2000: 80°F2001: 85°F2002: 79°F2003: 90°F2004: 77°F2005: 69°F2006: 68°F2007: 65°F2008: 86°F2009: 93°F2010: 80°F2011: 90°F2012: 91°F2013: 80°F2014: 76°F2015: 80°F2016: 73°F2017: 93°F2018: 75°F2019: 72°F2020: 89°F2021: 77°F2022: 86°F2023: 90°F2024: 89°F2025: 75°F84° forecast55606570758085909510019501960197019801990200020102020
📖 Lancaster's full Climate Almanac →

The Numbers

Forecast high · Oct 1784°F
Hottest this date since2024
This-date record96°F
This-date rank#28 of 78
Hottest at any time since2026
All-time record115°F (2013)
Odds to tie/break0.0% (daily)
Period of record1945–2026

Record Book

The hottest and coldest ever recorded at Lancaster in each calendar month, and for the whole 1945–2026 record — with the year each was set.
MonthRecord HighRecord Low
Jan80°FJan 7, 19693°FJan 14, 2007
Feb84°FFeb 13, 201411°FFeb 3, 1948
Mar95°FMar 20, 202617°FMar 4, 2002
Apr98°FApr 22, 194923°FApr 3, 1945
May106°FMay 28, 200332°FMay 1, 1967
Jun115°FJun 30, 201338°FJun 2, 1967
Jul115°FJul 7, 202445°FJul 5, 1948
Aug113°FAug 19, 195043°FAug 28, 1945
Sep113°FSep 2, 202227°FSep 26, 1948
Oct104°FOct 2, 202418°FOct 31, 2019
Nov90°FNov 1, 194912°FNov 17, 1958
Dec85°FDec 4, 19582°FDec 24, 1984
All-time115°FJun 30, 20132°FDec 24, 1984

2026 Records So Far

Records set or tied at Lancaster so far this year — through Oct 15.

Record Highs in 2026

14 broke
plus 2 tied — daily record highs set this year
Monthly high records this year: Feb (84°F), Mar (95°F)

Record Lows in 2026

2 broke
plus 1 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 · Jul 11, 2021

Coldest high ever

29°F
record low maximum — the day it never warmed · Jan 11, 1949
MonthWarmest lowColdest high
Jan56°FJan 13, 198029°FJan 11, 1949
Feb56°FFeb 15, 198233°FFeb 8, 1989
Mar60°FMar 18, 200738°FMar 7, 1952
Apr69°FApr 20, 195045°FApr 12, 1956
May77°FMay 30, 198452°FMay 8, 1977
Jun82°FJun 23, 195458°FJun 2, 1999
Jul86°FJul 11, 202171°FJul 17, 1987
Aug81°FAug 3, 199370°FAug 15, 1976
Sep77°FSep 1, 199661°FSep 24, 1986
Oct69°FOct 4, 201250°FOct 16, 1946
Nov59°FNov 3, 198837°FNov 17, 1964
Dec57°FDec 23, 196431°FDec 21, 1984
All-time86°FJul 11, 202129°FJan 11, 1949

Hot Streaks

Current run

0 days
consecutive days with a high ≥ 90°F

Longest ever

89 days
record run, ended Sep 15 2018

So far in 2026

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

Climate Normals

Normal high & low by month, from Lancaster's own 1991–2020 record. Today's normal high: 80°F · forecast is +4° vs normal.
Jan: 59°FJan: 31°FFeb: 61°FFeb: 35°FMar: 67°FMar: 40°FApr: 73°FApr: 45°FMay: 81°FMay: 54°FJun: 91°FJun: 62°FJul: 98°FJul: 68°FAug: 98°FAug: 65°FSep: 92°FSep: 57°FOct: 80°FOct: 46°FNov: 67°FNov: 35°FDec: 58°FDec: 30°FJFMAMJJASOND

Sun & Location

Sun & Daylight Today

Sunrise5:59 AM
Sunset5:17 PM
Solar noon11:38 AM
Daylight11h 18m · losing 15 min/wk
Local standard time (no DST), level horizon.

Location

34.74°N, 118.21°W

Nearby Stations

Palmdale, CA10 mi SEBurbank Glendale Pasadena, CA38 mi SLos Angeles Downtown, CA46 mi SLos Angeles Airport, CA56 mi SCamarillo, CA61 mi SWLong Beach, CA64 mi S

The Last 6 Weeks

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

2026 So Far

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

Every Day Since 1945

Each cell is one day's high at Lancaster, coloured by temperature — 82 years of record, so heat waves read as warm streaks and cold snaps as blue.
Lancaster, CA daily high heat map 1945–2026

Days Above the Mark

How many days a year hit a given high at Lancaster — counted through Oct 17 each year, so you can see whether 2026 is running hot. Pick a threshold:
117 days ≥90°F so far in 2026 — the 15th most in 82 years. Normal for this point: 103. Record: 134 in 2020.

Share Card

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