Břeclav climate

Břeclav Weather in May

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

Average highs run from 19°C on May 1 to 22°C on May 31, and lows from 7°C to 11°C. Normal precipitation for the month is 62 mm over about 12 wet days.

May day by day

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

Normal daily high and low temperature at Břeclav, in °C, with the record for each date.-10010203040151015202530
  • Normal low
  • Normal high
  • Reanalysis extreme high
  • Reanalysis extreme low

May at a glance

Average high
20°C
Average low
9°C
Precipitation
62 mm
Reanalysis high
32°CMay 30, 2017
Reanalysis low
-1°CMay 4, 2011
Daylight
14 h 35 min to 15 h 51 min
Cloud cover
67%
Humidity
70%
Dew point
9°C
Wind
14.8 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
May 119°C7°C30°C 20122°C 200733%
May 219°C7°C30°C 20121°C 200734%
May 319°C7°C26°C 20180°C 199534%
May 419°C7°C26°C 2002-1°C 201134%
May 519°C8°C25°C 19971°C 201436%
May 619°C8°C28°C 20030°C 201137%
May 719°C8°C26°C 20031°C 201938%
May 819°C8°C29°C 20032°C 199140%
May 919°C8°C27°C 20032°C 199140%
May 1019°C8°C27°C 20001°C 201740%
May 1119°C8°C29°C 20122°C 201739%
May 1220°C8°C28°C 19982°C 200540%
May 1320°C8°C26°C 20182°C 200539%
May 1420°C8°C28°C 19973°C 201939%
May 1520°C8°C27°C 19972°C 199541%
May 1620°C9°C28°C 20002°C 199141%
May 1720°C9°C29°C 20003°C 201640%
May 1820°C9°C27°C 19942°C 201239%
May 1920°C9°C27°C 19934°C 200539%
May 2020°C9°C29°C 19932°C 200539%
May 2121°C9°C28°C 20075°C 200040%
May 2221°C9°C30°C 20075°C 202039%
May 2321°C9°C29°C 20122°C 200438%
May 2421°C10°C29°C 20073°C 199138%
May 2521°C10°C30°C 20071°C 199138%
May 2621°C10°C29°C 20073°C 199138%
May 2722°C10°C30°C 20073°C 199138%
May 2822°C10°C29°C 20004°C 199139%
May 2922°C10°C30°C 20055°C 199140%
May 3022°C11°C32°C 20176°C 199740%
May 3122°C11°C30°C 20183°C 199741%

Chance of rain

The chance of at least 1 mm of precipitation in the reanalysis on each date at Břeclav, in percent.010203040501102030
  • Chance of a wet day

Sunrise and sunset

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

May 1
sunrise 5:33 AM, sunset 8:08 PM
May 31
sunrise 4:55 AM, sunset 8:46 PM

Every day of May: 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.