Lancaster climate

Lancaster Weather in August

NOAA 1991-2020 normals for Monroe 2 Se, 36.7 km from Lancaster

Average highs run from 91°F on August 1 to 87°F on August 31, and lows from 69°F to 66°F. Normal precipitation for the month is 4.89 in over about 10 wet days.

August day by day

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

Normal daily high and low temperature at Lancaster, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
89°F
Average low
68°F
Precipitation
4.89 in
Record high
106°FAug 10, 2007
Record low
49°FAug 26, 1942
Chance of a freeze
0%
Days of 90°F or more
14.1
Daylight
13 h 52 min to 12 h 56 min
Cloud cover
57%
Humidity
71%
Dew point
68°F
Wind
3.4 mph

Every day of the month

A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.

DateNormal highNormal lowRecord highRecord lowChance wetChance of snow
Aug 191°F69°F102°F 199958°F 196634%0%
Aug 290°F69°F100°F 192161°F 192534%0%
Aug 390°F69°F100°F 193561°F 191234%0%
Aug 490°F69°F100°F 193458°F 198534%0%
Aug 590°F69°F99°F 193555°F 192934%0%
Aug 690°F69°F102°F 195656°F 191234%0%
Aug 790°F69°F102°F 193554°F 200434%0%
Aug 890°F69°F101°F 199957°F 200433%0%
Aug 990°F69°F103°F 200759°F 198933%0%
Aug 1090°F69°F106°F 200758°F 190433%0%
Aug 1190°F69°F100°F 190061°F 193133%0%
Aug 1289°F69°F101°F 192558°F 193133%0%
Aug 1389°F69°F102°F 192557°F 197933%0%
Aug 1489°F68°F101°F 192558°F 193032%0%
Aug 1589°F68°F100°F 200758°F 196432%0%
Aug 1689°F68°F103°F 195459°F 196432%0%
Aug 1789°F68°F100°F 195458°F 196331%0%
Aug 1889°F68°F104°F 198861°F 194831%0%
Aug 1989°F68°F101°F 192560°F 194330%0%
Aug 2089°F68°F106°F 192558°F 191830%0%
Aug 2188°F68°F106°F 198355°F 191829%0%
Aug 2288°F67°F103°F 198353°F 193129%0%
Aug 2388°F67°F103°F 198351°F 193028%0%
Aug 2488°F67°F100°F 193855°F 193028%0%
Aug 2588°F67°F100°F 191851°F 195227%0%
Aug 2688°F67°F99°F 194349°F 194227%0%
Aug 2788°F67°F100°F 194352°F 194227%0%
Aug 2887°F66°F98°F 190054°F 194426%0%
Aug 2987°F66°F101°F 193252°F 196826%0%
Aug 3087°F66°F102°F 193254°F 196826%0%
Aug 3187°F66°F100°F 193253°F 194625%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Lancaster, in percent, and of at least 0.1 inch of snowfall.0102030401102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

August 1
sunrise 6:33 AM, sunset 8:25 PM
August 31
sunrise 6:55 AM, sunset 7:51 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00315771 (Monroe 2 Se), public domain. Records: NOAA GHCN-Daily, station USC00389350, 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.