La Mesa climate

La Mesa Weather in July

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

Average highs run from 97°F on July 1 to 95°F on July 31, and lows from 68°F to 69°F. Normal precipitation for the month is 1.77 in over about 9 wet days.

July 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.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

July at a glance

Average high
96°F
Average low
69°F
Precipitation
1.77 in
Record high
108°FJul 13, 2020
Record low
58°FJul 10, 2015
Chance of a freeze
0%
Days of 90°F or more
27.3
Daylight
14 h 13 min to 13 h 44 min
Cloud cover
54%
Humidity
41%
Dew point
53°F
Wind
7.6 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
Jul 197°F68°F107°F 200561°F 201819%0%
Jul 297°F68°F107°F 200560°F 200420%0%
Jul 397°F68°F104°F 200563°F 200420%0%
Jul 497°F68°F104°F 200564°F 200921%0%
Jul 597°F69°F103°F 200562°F 200222%0%
Jul 697°F69°F103°F 200563°F 200422%0%
Jul 796°F69°F105°F 200563°F 201423%0%
Jul 896°F69°F105°F 200562°F 201824%0%
Jul 996°F69°F107°F 202065°F 200824%0%
Jul 1096°F69°F106°F 202058°F 201525%0%
Jul 1196°F69°F107°F 202062°F 201525%0%
Jul 1296°F69°F107°F 202064°F 202126%0%
Jul 1396°F69°F108°F 202063°F 200826%0%
Jul 1496°F69°F107°F 201663°F 200727%0%
Jul 1596°F69°F103°F 201665°F 200627%0%
Jul 1696°F70°F103°F 201961°F 200628%0%
Jul 1795°F70°F105°F 202364°F 200328%0%
Jul 1895°F70°F107°F 202363°F 201329%0%
Jul 1995°F70°F107°F 202365°F 200829%0%
Jul 2095°F70°F107°F 202366°F 200229%0%
Jul 2195°F70°F104°F 201964°F 202530%0%
Jul 2295°F70°F104°F 201862°F 201730%0%
Jul 2395°F70°F104°F 201865°F 202430%0%
Jul 2495°F70°F105°F 202663°F 201031%0%
Jul 2595°F69°F103°F 202360°F 201031%0%
Jul 2695°F69°F105°F 202364°F 200431%0%
Jul 2795°F69°F108°F 202661°F 201331%0%
Jul 2895°F69°F105°F 202663°F 200531%0%
Jul 2995°F69°F103°F 202663°F 200431%0%
Jul 3095°F69°F105°F 202062°F 200431%0%
Jul 3195°F69°F107°F 202664°F 200531%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.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (MDT).

July 1
sunrise 6:04 AM, sunset 8:17 PM
July 31
sunrise 6:21 AM, sunset 8:05 PM

Every day of July: 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.