Mount Union climate

Mount Union Weather in August

NOAA 1991-2020 normals for Raystown Lake 2, 16.4 km from Mount Union

Average highs run from 85°F on August 1 to 82°F on August 31, and lows from 63°F to 60°F. Normal precipitation for the month is 3.53 in over about 11 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 Mount Union, in °F, with the record for each date.20406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
84°F
Average low
62°F
Precipitation
3.53 in
Record high
96°FAug 2, 2002
Record low
36°FAug 29, 1982
Chance of a freeze
0%
Days of 90°F or more
4.4
Daylight
14 h 17 min to 13 h 07 min
Cloud cover
58%
Humidity
68%
Dew point
59°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 185°F63°F94°F 197550°F 196439%0%
Aug 285°F63°F96°F 200250°F 199839%0%
Aug 385°F63°F93°F 197547°F 202539%0%
Aug 485°F63°F96°F 200245°F 196639%0%
Aug 584°F63°F90°F 198845°F 195139%0%
Aug 684°F63°F92°F 196845°F 199439%0%
Aug 784°F63°F92°F 196547°F 200239%0%
Aug 884°F63°F93°F 198346°F 198938%0%
Aug 984°F63°F91°F 200146°F 198938%0%
Aug 1084°F63°F95°F 201649°F 198938%0%
Aug 1184°F63°F95°F 198849°F 198238%0%
Aug 1284°F63°F94°F 201640°F 198238%0%
Aug 1384°F63°F95°F 200545°F 200638%0%
Aug 1484°F62°F95°F 200244°F 198338%0%
Aug 1584°F62°F93°F 198846°F 201338%0%
Aug 1684°F62°F93°F 199747°F 196337%0%
Aug 1784°F62°F94°F 196545°F 197937%0%
Aug 1884°F62°F91°F 200245°F 198137%0%
Aug 1984°F62°F91°F 198345°F 197737%0%
Aug 2084°F62°F95°F 198345°F 194937%0%
Aug 2183°F62°F90°F 196844°F 200037%0%
Aug 2283°F61°F95°F 198341°F 198236%0%
Aug 2383°F61°F94°F 196842°F 195236%0%
Aug 2483°F61°F91°F 196842°F 195236%0%
Aug 2583°F61°F90°F 202144°F 196336%0%
Aug 2683°F61°F91°F 197544°F 196336%0%
Aug 2783°F61°F92°F 199343°F 202536%0%
Aug 2882°F60°F92°F 195342°F 202536%0%
Aug 2982°F60°F92°F 195336°F 198236%0%
Aug 3082°F60°F95°F 195338°F 198636%0%
Aug 3182°F60°F93°F 195339°F 202536%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Mount Union, 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 6:09 AM, sunset 8:26 PM
August 31
sunrise 6:38 AM, sunset 7:45 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00367312 (Raystown Lake 2), public domain. Records: NOAA GHCN-Daily, station USW00014736, 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.