Lisburn climate

Lisburn Weather in August

1991-2020 means of the daily record at Stormont Castle (GHCN UKE00105877), 15 km from Lisburn

Average highs run from 19°C on August 1 to 19°C on August 31, and lows from 12°C to 10°C. Normal precipitation for the month is 87 mm over about 19 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 Lisburn, in °C, with the record for each date.051015202530151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
19°C
Average low
12°C
Precipitation
87 mm
Record high
28°CAug 20, 1995
Record low
5°CAug 24, 1986
Daylight
15 h 50 min to 13 h 49 min
Cloud cover
77%
Humidity
87%
Dew point
12°C
Wind
17.3 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 119°C12°C26°C 19906°C 198664%
Aug 219°C12°C26°C 19757°C 196665%
Aug 320°C13°C26°C 19757°C 196565%
Aug 419°C13°C26°C 20037°C 198665%
Aug 519°C12°C27°C 20037°C 196764%
Aug 619°C12°C27°C 20035°C 197764%
Aug 719°C12°C27°C 20037°C 196163%
Aug 819°C12°C26°C 20036°C 196261%
Aug 919°C12°C28°C 20225°C 196162%
Aug 1019°C12°C27°C 20226°C 196062%
Aug 1119°C12°C26°C 20227°C 197262%
Aug 1219°C12°C27°C 20267°C 198562%
Aug 1319°C12°C27°C 19836°C 196262%
Aug 1420°C12°C25°C 19957°C 196262%
Aug 1519°C12°C25°C 19736°C 196663%
Aug 1619°C12°C24°C 19877°C 196864%
Aug 1719°C12°C23°C 19957°C 196263%
Aug 1819°C11°C25°C 19956°C 197063%
Aug 1919°C12°C26°C 19956°C 197462%
Aug 2019°C12°C28°C 19955°C 196462%
Aug 2119°C12°C22°C 19766°C 196462%
Aug 2219°C12°C23°C 20076°C 198861%
Aug 2318°C11°C23°C 20036°C 199360%
Aug 2419°C11°C25°C 19765°C 198658%
Aug 2519°C11°C27°C 19766°C 198757%
Aug 2618°C11°C25°C 19757°C 198856%
Aug 2718°C11°C23°C 20266°C 196555%
Aug 2818°C11°C25°C 19916°C 198954%
Aug 2918°C11°C23°C 19916°C 196354%
Aug 3018°C11°C24°C 19917°C 196453%
Aug 3119°C10°C25°C 19756°C 196452%

Chance of rain

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

Sunrise and sunset

Times for 2026, local time (GMT+1).

August 1
sunrise 5:35 AM, sunset 9:25 PM
August 31
sunrise 6:29 AM, sunset 8:18 PM

Every day of August: sun and moon

Other months

Sources

Records: NOAA GHCN-Daily, station UKE00105877, 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 2026-09-26. Sun and moon: computed with the NOAA solar equations and Meeus.