Montreuil-le-Gast climate

Montreuil-le-Gast Weather in August

1991-2020 means of the daily record at Rennes-St Jacques (GHCN FR000007130), 20 km from Montreuil-le-Gast

Average highs run from 26°C on August 1 to 23°C on August 31, and lows from 14°C to 12°C. Normal precipitation for the month is 44 mm over about 9 wet days.

August day by day

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

Normal daily high and low temperature at Montreuil-le-Gast, in °C, with the record for each date.01020304050151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
25°C
Average low
14°C
Precipitation
44 mm
Record high
40°CAug 13, 2026
Record low
4°CAug 30, 1956
Daylight
15 h 02 min to 13 h 27 min
Cloud cover
62%
Humidity
75%
Dew point
14°C
Wind
13.7 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
Aug 126°C14°C35°C 19906°C 196530%
Aug 226°C14°C35°C 19909°C 194630%
Aug 326°C15°C38°C 19907°C 196930%
Aug 425°C15°C38°C 19908°C 197229%
Aug 526°C14°C40°C 20037°C 196729%
Aug 626°C14°C35°C 20187°C 196729%
Aug 726°C14°C38°C 20208°C 194530%
Aug 826°C14°C37°C 20037°C 195631%
Aug 925°C14°C39°C 20038°C 195532%
Aug 1025°C14°C38°C 20036°C 194532%
Aug 1125°C14°C36°C 20267°C 197234%
Aug 1224°C14°C38°C 20269°C 195634%
Aug 1324°C14°C40°C 20268°C 196134%
Aug 1425°C14°C33°C 19737°C 195133%
Aug 1525°C14°C34°C 19476°C 195633%
Aug 1625°C13°C34°C 19477°C 195633%
Aug 1725°C14°C35°C 20128°C 194833%
Aug 1825°C14°C33°C 19478°C 196634%
Aug 1925°C14°C34°C 19477°C 196833%
Aug 2024°C14°C33°C 19876°C 196433%
Aug 2126°C13°C34°C 19556°C 195433%
Aug 2225°C14°C33°C 19556°C 195232%
Aug 2325°C15°C36°C 20166°C 198031%
Aug 2424°C14°C34°C 20196°C 198030%
Aug 2524°C14°C36°C 20017°C 196628%
Aug 2624°C14°C33°C 19645°C 196627%
Aug 2724°C15°C33°C 20167°C 194626%
Aug 2823°C13°C33°C 20175°C 197926%
Aug 2923°C12°C36°C 19616°C 198626%
Aug 3024°C12°C31°C 20054°C 195625%
Aug 3123°C12°C33°C 19615°C 198625%

Chance of rain

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

Sunrise and sunset

Times for 2026, local time (GMT+2).

August 1
sunrise 6:42 AM, sunset 9:44 PM
August 31
sunrise 7:23 AM, sunset 8:50 PM

Every day of August: sun and moon

Other months

Sources

Records: NOAA GHCN-Daily, station FR000007130, 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.