Delta climate

Delta Weather in October

NASA POWER reanalysis for the half-degree grid cell around Delta, 1991-2020; a grid cell is an area average and can differ from a thermometer in town by several degrees

Average highs run from 16°C on October 1 to 11°C on October 31, and lows from 11°C to 7°C. Normal precipitation for the month is 136 mm over about 16 wet days.

October day by day

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

Normal daily high and low temperature at Delta, in °C, with the record for each date.-50510152025151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

October at a glance

Average high
13°C
Average low
9°C
Precipitation
136 mm
Record high
22°COct 6, 2013
Record low
-3°COct 25, 2020
Daylight
11 h 38 min to 9 h 54 min
Cloud cover
71%
Humidity
83%
Dew point
8°C
Wind
9.4 km/h

Every day of the month

A wet day has at least 1 mm of precipitation in the reanalysis.

DateNormal highNormal lowRecord highRecord lowChance wet
Oct 116°C11°C20°C 20205°C 201936%
Oct 216°C11°C20°C 20226°C 201837%
Oct 316°C11°C22°C 20223°C 201838%
Oct 415°C10°C20°C 20223°C 201838%
Oct 515°C10°C19°C 20145°C 201840%
Oct 615°C10°C22°C 20136°C 201742%
Oct 714°C10°C20°C 20225°C 202143%
Oct 814°C10°C21°C 20234°C 201745%
Oct 914°C10°C19°C 20221°C 201946%
Oct 1014°C10°C20°C 20222°C 201948%
Oct 1114°C9°C17°C 20142°C 201949%
Oct 1214°C9°C18°C 20232°C 201652%
Oct 1314°C9°C19°C 20234°C 201852%
Oct 1413°C9°C19°C 20233°C 201854%
Oct 1513°C9°C20°C 20233°C 201855%
Oct 1613°C9°C19°C 20225°C 201856%
Oct 1713°C9°C19°C 20224°C 201856%
Oct 1813°C9°C19°C 20146°C 201856%
Oct 1913°C9°C22°C 20143°C 202157%
Oct 2012°C8°C18°C 20224°C 201857%
Oct 2112°C8°C18°C 20214°C 201858%
Oct 2212°C8°C16°C 20174°C 201858%
Oct 2312°C8°C17°C 20163°C 202058%
Oct 2412°C8°C15°C 20180°C 202058%
Oct 2512°C8°C15°C 2016-3°C 202058%
Oct 2612°C8°C17°C 20181°C 202359%
Oct 2711°C7°C15°C 20130°C 202359%
Oct 2811°C7°C17°C 2016-1°C 202360%
Oct 2911°C7°C17°C 2014-1°C 202360%
Oct 3011°C7°C14°C 2017-1°C 202361%
Oct 3111°C7°C16°C 20150°C 202161%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Delta, in percent.0204060801102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (PDT).

October 1
sunrise 7:12 AM, sunset 6:50 PM
October 31
sunrise 7:58 AM, sunset 5:52 PM

Every day of October: sun and moon

Other months

Sources

Records: NOAA GHCN-Daily, station CA001108380, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine, and temperature and precipitation: 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.