La Mesa climate

La Mesa Weather in October

NOAA 1991-2020 normals for State Univ, 18.5 km from La Mesa

Average highs run from 84°F on October 1 to 74°F on October 31, and lows from 55°F to 42°F. Normal precipitation for the month is 0.82 in over about 4 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 La Mesa, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
80°F
Average low
48°F
Precipitation
0.82 in
Snowfall
0.1 in
Record high
94°FOct 2, 2015
Record low
23°FOct 31, 2019
Chance of a freeze
12%
Days of 90°F or more
2.2
Daylight
11 h 50 min to 10 h 54 min
Cloud cover
33%
Humidity
43%
Dew point
37°F
Wind
8.3 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 184°F55°F93°F 201548°F 200813%0%
Oct 284°F55°F94°F 201546°F 200813%0%
Oct 384°F54°F93°F 201246°F 200813%0%
Oct 483°F54°F91°F 201241°F 200213%0%
Oct 583°F53°F91°F 202048°F 201313%0%
Oct 683°F53°F93°F 202440°F 200813%0%
Oct 783°F52°F91°F 202042°F 201313%0%
Oct 882°F52°F91°F 202044°F 201113%0%
Oct 982°F51°F91°F 202039°F 201112%0%
Oct 1082°F51°F90°F 202443°F 200912%0%
Oct 1181°F50°F91°F 202442°F 200512%0%
Oct 1281°F50°F91°F 202443°F 201112%0%
Oct 1381°F50°F89°F 202041°F 202112%0%
Oct 1480°F49°F93°F 202042°F 202112%0%
Oct 1580°F49°F89°F 201540°F 200812%0%
Oct 1680°F48°F89°F 201141°F 201812%0%
Oct 1779°F48°F88°F 201140°F 201312%0%
Oct 1879°F47°F89°F 202037°F 201312%0%
Oct 1979°F47°F88°F 202040°F 200612%0%
Oct 2078°F46°F88°F 200336°F 201312%0%
Oct 2178°F46°F89°F 202038°F 201312%0%
Oct 2278°F46°F87°F 200338°F 200712%0%
Oct 2377°F45°F87°F 202429°F 200712%0%
Oct 2477°F45°F90°F 202432°F 200812%0%
Oct 2577°F44°F85°F 202028°F 201912%0%
Oct 2676°F44°F85°F 200828°F 201912%0%
Oct 2776°F44°F89°F 202425°F 202011%0%
Oct 2876°F43°F87°F 202427°F 202011%0%
Oct 2975°F43°F85°F 201632°F 200911%0%
Oct 3075°F42°F85°F 201029°F 200911%0%
Oct 3174°F42°F84°F 201623°F 201911%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at La Mesa, in percent, and of at least 0.1 inch of snowfall.0510151102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MDT).

October 1
sunrise 7:01 AM, sunset 6:51 PM
October 31
sunrise 7:23 AM, sunset 6:17 PM

Every day of October: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00298535 (State Univ), public domain. Records: NOAA GHCN-Daily, station USC00298127, 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.