Atherton climate

Atherton Weather in July

NOAA 1991-2020 normals for Redwood City, 4 km from Atherton

Average highs run from 81°F on July 1 to 81°F on July 31, and lows from 55°F to 57°F. Normal precipitation for the month is 0.00 in over about 0 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 Atherton, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

July at a glance

Average high
81°F
Average low
57°F
Precipitation
0.00 in
Record high
110°FJul 14, 1972
Record low
40°FJul 3, 1979
Chance of a freeze
0%
Days of 90°F or more
3.6
Daylight
14 h 42 min to 14 h 06 min
Cloud cover
14%
Humidity
62%
Dew point
50°F
Wind
8.9 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 181°F55°F102°F 197243°F 19581%0%
Jul 281°F55°F104°F 197046°F 19471%0%
Jul 381°F56°F105°F 193140°F 19791%0%
Jul 481°F56°F106°F 193145°F 19331%0%
Jul 581°F56°F100°F 194044°F 19551%0%
Jul 681°F56°F100°F 198944°F 19691%0%
Jul 781°F56°F98°F 194146°F 19351%0%
Jul 881°F56°F96°F 193944°F 19481%0%
Jul 981°F56°F103°F 196145°F 19351%0%
Jul 1081°F56°F104°F 196145°F 19331%0%
Jul 1181°F56°F104°F 195946°F 19711%0%
Jul 1281°F57°F102°F 197245°F 19321%0%
Jul 1381°F57°F108°F 197246°F 19621%0%
Jul 1481°F57°F110°F 197247°F 19391%0%
Jul 1581°F57°F110°F 197246°F 19341%0%
Jul 1681°F57°F100°F 198846°F 19311%0%
Jul 1781°F57°F106°F 198845°F 19551%0%
Jul 1881°F57°F105°F 198848°F 19550%0%
Jul 1981°F57°F102°F 196144°F 19460%0%
Jul 2081°F57°F98°F 199648°F 19340%0%
Jul 2181°F57°F97°F 199648°F 19630%0%
Jul 2281°F57°F108°F 200648°F 19810%0%
Jul 2381°F57°F102°F 200646°F 19320%0%
Jul 2481°F57°F98°F 197446°F 19680%0%
Jul 2581°F57°F102°F 197347°F 19720%0%
Jul 2681°F57°F100°F 197346°F 19340%0%
Jul 2781°F57°F97°F 197548°F 19720%0%
Jul 2881°F57°F101°F 195448°F 19320%0%
Jul 2981°F57°F100°F 195445°F 19320%0%
Jul 3081°F57°F101°F 197746°F 19320%0%
Jul 3181°F57°F101°F 197748°F 19320%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Atherton, in percent, and of at least 0.1 inch of snowfall.00.511.51102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (PDT).

July 1
sunrise 5:52 AM, sunset 8:34 PM
July 31
sunrise 6:12 AM, sunset 8:18 PM

Every day of July: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00047339 (Redwood City), public domain. Records: NOAA GHCN-Daily, station USC00047339, 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.