Alpena climate

Alpena Weather in August

NOAA 1991-2020 normals for Alpena Wwtp, 0.4 km from Alpena

Average highs run from 78°F on August 1 to 74°F on August 31, and lows from 60°F to 56°F. Normal precipitation for the month is 3.45 in over about 12 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 Alpena, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
76°F
Average low
58°F
Precipitation
3.45 in
Record high
102°FAug 2, 1988
Record low
29°FAug 30, 1934
Chance of a freeze
0%
Days of 90°F or more
1.0
Daylight
14 h 41 min to 13 h 18 min
Cloud cover
67%
Humidity
74%
Dew point
58°F
Wind
6.5 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 178°F60°F98°F 195538°F 191840%0%
Aug 278°F60°F102°F 198835°F 192440%0%
Aug 378°F60°F98°F 198839°F 191839%0%
Aug 478°F60°F95°F 195538°F 195139%0%
Aug 578°F60°F97°F 193137°F 195139%0%
Aug 677°F59°F100°F 194734°F 193439%0%
Aug 777°F59°F97°F 200140°F 191739%0%
Aug 877°F59°F97°F 194940°F 194439%0%
Aug 977°F59°F96°F 200138°F 192339%0%
Aug 1077°F59°F97°F 201639°F 192739%0%
Aug 1177°F59°F93°F 201637°F 193639%0%
Aug 1277°F59°F97°F 194740°F 193039%0%
Aug 1377°F59°F95°F 191835°F 195739%0%
Aug 1477°F59°F95°F 193835°F 196139%0%
Aug 1577°F59°F94°F 199136°F 196839%0%
Aug 1676°F58°F93°F 195535°F 196039%0%
Aug 1776°F58°F92°F 192533°F 196139%0%
Aug 1876°F58°F100°F 194734°F 196239%0%
Aug 1976°F58°F98°F 195535°F 193339%0%
Aug 2076°F58°F95°F 195534°F 192939%0%
Aug 2176°F58°F99°F 195531°F 192239%0%
Aug 2276°F57°F97°F 195532°F 195739%0%
Aug 2375°F57°F95°F 194730°F 193439%0%
Aug 2475°F57°F100°F 194732°F 194039%0%
Aug 2575°F57°F100°F 194836°F 192839%0%
Aug 2675°F57°F94°F 194832°F 192339%0%
Aug 2775°F56°F94°F 194836°F 193439%0%
Aug 2875°F56°F96°F 195331°F 192539%0%
Aug 2974°F56°F95°F 195330°F 198239%0%
Aug 3074°F56°F96°F 192529°F 193439%0%
Aug 3174°F56°F94°F 193231°F 193139%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Alpena, 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 6:19 AM, sunset 9:00 PM
August 31
sunrise 6:55 AM, sunset 8:13 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00014814 (Alpena Wwtp), public domain. Records: NOAA GHCN-Daily, station USW00094849, 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.