Orange County climate

Orange County Weather in October

NOAA 1991-2020 normals for Chelsea 2 Nw, 8.5 km from Orange County

Average highs run from 61°F on October 1 to 48°F on October 31, and lows from 40°F to 31°F. Normal precipitation for the month is 4.42 in over about 14 wet days.

October day by day

The normal high and low for each date, and the record, in °F.

Normal daily high and low temperature at Orange County, in °F, with the record for each date.020406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
55°F
Average low
35°F
Precipitation
4.42 in
Snowfall
1.1 in
Record high
85°FOct 4, 2023
Record low
14°FOct 20, 1972
Chance of a freeze
100%
Daylight
11 h 43 min to 10 h 16 min
Cloud cover
71%
Humidity
84%
Dew point
40°F
Wind
4.7 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Oct 161°F40°F79°F 195024°F 196341%0%
Oct 261°F40°F84°F 195024°F 194942%0%
Oct 360°F40°F82°F 196728°F 195542%1%
Oct 460°F39°F85°F 202323°F 194842%1%
Oct 559°F39°F84°F 202523°F 199643%1%
Oct 659°F39°F83°F 202520°F 196443%1%
Oct 758°F38°F83°F 196322°F 196443%1%
Oct 858°F38°F77°F 199315°F 196443%1%
Oct 957°F38°F78°F 194923°F 195343%1%
Oct 1057°F37°F80°F 194924°F 195244%1%
Oct 1157°F37°F83°F 194919°F 198644%2%
Oct 1256°F37°F82°F 194919°F 195644%2%
Oct 1356°F36°F79°F 197322°F 195144%2%
Oct 1455°F36°F76°F 195417°F 195844%2%
Oct 1555°F36°F81°F 195622°F 200245%2%
Oct 1654°F35°F81°F 195622°F 195045%2%
Oct 1754°F35°F78°F 196820°F 197845%3%
Oct 1854°F35°F78°F 196819°F 201545%3%
Oct 1953°F34°F78°F 195017°F 201545%3%
Oct 2053°F34°F76°F 196314°F 197245%3%
Oct 2152°F34°F77°F 197915°F 197245%3%
Oct 2252°F33°F80°F 197915°F 195945%4%
Oct 2352°F33°F77°F 202419°F 195545%4%
Oct 2451°F33°F76°F 196318°F 196945%4%
Oct 2551°F33°F79°F 196317°F 198145%5%
Oct 2650°F32°F74°F 199117°F 195245%5%
Oct 2750°F32°F71°F 202320°F 198744%5%
Oct 2850°F32°F73°F 197119°F 199944%6%
Oct 2949°F31°F70°F 198916°F 201344%6%
Oct 3049°F31°F70°F 195018°F 196644%6%
Oct 3148°F31°F75°F 202415°F 202044%7%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Orange County, in percent, and of at least 0.1 inch of snowfall.010203040501102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

October 1
sunrise 6:47 AM, sunset 6:30 PM
October 31
sunrise 7:25 AM, sunset 5:41 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00431363 (Chelsea 2 Nw), public domain. Records: NOAA GHCN-Daily, station USW00094705, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.