Brest climate

Brest Weather in October

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

Average highs run from 17°C on October 1 to 9°C on October 31, and lows from 7°C to 2°C. Normal precipitation for the month is 47 mm over about 9 wet days.

October day by day

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

Normal daily high and low temperature at Brest, in °C, with the record for each date.-20-100102030151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

October at a glance

Average high
13°C
Average low
4°C
Precipitation
47 mm
Reanalysis high
25°COct 14, 1993
Reanalysis low
-11°COct 29, 2012
Daylight
11 h 37 min to 9 h 40 min
Cloud cover
70%
Humidity
81%
Dew point
4°C
Wind
16.6 km/h

Every day of the month

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

DateNormal highNormal lowReanalysis highReanalysis lowChance wet
Oct 117°C7°C23°C 2006-4°C 199328%
Oct 216°C6°C25°C 2016-2°C 199328%
Oct 316°C6°C24°C 19990°C 199829%
Oct 416°C6°C24°C 2000-2°C 201330%
Oct 516°C6°C22°C 2000-1°C 201330%
Oct 615°C6°C22°C 2004-1°C 199830%
Oct 715°C6°C24°C 1991-2°C 201030%
Oct 815°C5°C24°C 2009-3°C 201029%
Oct 915°C5°C23°C 2014-4°C 201529%
Oct 1014°C5°C24°C 2014-3°C 200230%
Oct 1114°C5°C23°C 1995-4°C 200229%
Oct 1214°C5°C23°C 1995-3°C 200428%
Oct 1314°C4°C22°C 2000-4°C 200428%
Oct 1413°C4°C25°C 1993-3°C 199228%
Oct 1513°C4°C23°C 2019-2°C 201128%
Oct 1613°C4°C23°C 2019-3°C 200929%
Oct 1712°C4°C21°C 2018-3°C 200930%
Oct 1812°C3°C21°C 2018-3°C 201131%
Oct 1912°C3°C21°C 2019-3°C 199430%
Oct 2012°C3°C22°C 2019-4°C 199430%
Oct 2111°C3°C23°C 2019-4°C 199430%
Oct 2211°C3°C23°C 2019-4°C 199431%
Oct 2311°C3°C20°C 2005-3°C 200332%
Oct 2411°C2°C20°C 2019-6°C 201432%
Oct 2510°C2°C18°C 2019-6°C 201432%
Oct 2610°C2°C19°C 2019-5°C 201433%
Oct 2710°C2°C20°C 2006-5°C 199734%
Oct 2810°C2°C16°C 2013-8°C 201233%
Oct 2910°C2°C18°C 2013-11°C 201234%
Oct 309°C2°C19°C 2018-7°C 201234%
Oct 319°C2°C17°C 2018-6°C 201236%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Brest, in percent.0102030401102030
  • Chance of a wet day

Sunrise and sunset

Times for 2026, local time (GMT+3).

October 1
sunrise 7:26 AM, sunset 7:03 PM
October 31
sunrise 8:18 AM, sunset 5:58 PM

Every day of October: sun and moon

Other months

Sources

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.