Oakley climate

Oakley Weather in January

NOAA 1991-2020 normals for Antioch Pumping Plt #3, 3.9 km from Oakley

Average highs run from 55°F on January 1 to 58°F on January 31, and lows from 40°F to 42°F. Normal precipitation for the month is 2.68 in over about 11 wet days.

January day by day

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

Normal daily high and low temperature at Oakley, in °F, with the record for each date.020406080151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

January at a glance

Average high
56°F
Average low
40°F
Precipitation
2.68 in
Record high
74°FJan 18, 2021
Record low
18°FJan 2, 1961
Chance of a freeze
56%
Daylight
9 h 35 min to 10 h 17 min
Cloud cover
60%
Humidity
78%
Dew point
40°F
Wind
6.0 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation.

DateNormal highNormal lowRecord highRecord lowChance wet
Jan 155°F40°F65°F 199721°F 197932%
Jan 255°F40°F68°F 199618°F 196132%
Jan 355°F40°F65°F 202623°F 197632%
Jan 455°F40°F66°F 201222°F 199332%
Jan 555°F40°F68°F 201223°F 196033%
Jan 655°F40°F66°F 201226°F 197033%
Jan 755°F40°F66°F 202521°F 197333%
Jan 855°F40°F66°F 202527°F 198233%
Jan 955°F40°F68°F 202526°F 196433%
Jan 1055°F40°F68°F 202525°F 195734%
Jan 1155°F40°F67°F 195928°F 196234%
Jan 1255°F40°F69°F 200920°F 196334%
Jan 1355°F40°F69°F 200918°F 196334%
Jan 1455°F40°F68°F 198021°F 196334%
Jan 1555°F40°F68°F 200921°F 196334%
Jan 1656°F40°F73°F 202123°F 196235%
Jan 1756°F40°F73°F 202124°F 196335%
Jan 1856°F40°F74°F 202123°F 196635%
Jan 1956°F40°F73°F 202126°F 196335%
Jan 2056°F41°F70°F 199124°F 196335%
Jan 2156°F41°F67°F 197622°F 198735%
Jan 2256°F41°F70°F 196825°F 196235%
Jan 2356°F41°F68°F 198926°F 196235%
Jan 2457°F41°F70°F 197620°F 196235%
Jan 2557°F41°F72°F 201423°F 196235%
Jan 2657°F41°F71°F 201426°F 196234%
Jan 2757°F41°F68°F 201429°F 195734%
Jan 2857°F41°F70°F 201428°F 196634%
Jan 2957°F42°F70°F 201429°F 197934%
Jan 3058°F42°F74°F 202425°F 199134%
Jan 3158°F42°F72°F 201526°F 196234%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Oakley, in percent.0102030401102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (PST).

January 1
sunrise 7:23 AM, sunset 4:58 PM
January 31
sunrise 7:12 AM, sunset 5:29 PM

Every day of January: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00040232 (Antioch Pumping Plt #3), public domain. Records: NOAA GHCN-Daily, station USC00049001, 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.