Gary climate

Gary Weather in August

NOAA 1991-2020 normals for Indiana Dunes Nl, 21.9 km from Gary

Average highs run from 81°F on August 1 to 79°F on August 31, and lows from 64°F to 61°F. Normal precipitation for the month is 4.08 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 Gary, in °F, with the record for each date.406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
80°F
Average low
63°F
Precipitation
4.08 in
Record high
103°FAug 2, 1988
Record low
41°FAug 28, 1986
Chance of a freeze
0%
Days of 90°F or more
2.3
Daylight
14 h 23 min to 13 h 09 min
Cloud cover
51%
Humidity
74%
Dew point
63°F
Wind
8.1 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 181°F64°F96°F 200651°F 197733%0%
Aug 281°F64°F103°F 198854°F 196833%0%
Aug 381°F64°F99°F 199150°F 197633%0%
Aug 481°F64°F97°F 195647°F 196633%0%
Aug 581°F64°F98°F 198849°F 197233%0%
Aug 681°F64°F95°F 196849°F 199433%0%
Aug 781°F64°F94°F 196850°F 197633%0%
Aug 881°F64°F95°F 198450°F 197633%0%
Aug 981°F64°F99°F 198846°F 197233%0%
Aug 1081°F64°F95°F 198450°F 197233%0%
Aug 1180°F64°F93°F 201048°F 198232%0%
Aug 1280°F64°F92°F 198846°F 196732%0%
Aug 1380°F64°F95°F 198847°F 196732%0%
Aug 1480°F63°F94°F 198846°F 196432%0%
Aug 1580°F63°F93°F 195747°F 197932%0%
Aug 1680°F63°F96°F 198845°F 197932%0%
Aug 1780°F63°F101°F 198848°F 197632%0%
Aug 1880°F63°F99°F 198844°F 196332%0%
Aug 1980°F63°F96°F 198848°F 199232%0%
Aug 2080°F63°F96°F 196242°F 199232%0%
Aug 2180°F63°F96°F 195548°F 195632%0%
Aug 2280°F63°F95°F 195950°F 195332%0%
Aug 2380°F63°F94°F 195948°F 195232%0%
Aug 2479°F63°F95°F 202345°F 195232%0%
Aug 2579°F62°F96°F 202345°F 195832%0%
Aug 2679°F62°F95°F 195347°F 196432%0%
Aug 2779°F62°F95°F 195343°F 196832%0%
Aug 2879°F62°F95°F 195341°F 198631%0%
Aug 2979°F62°F96°F 195341°F 198631%0%
Aug 3079°F62°F96°F 195346°F 198831%0%
Aug 3179°F61°F98°F 195342°F 200331%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Gary, 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 (CDT).

August 1
sunrise 5:44 AM, sunset 8:07 PM
August 31
sunrise 6:15 AM, sunset 7:24 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00124244 (Indiana Dunes Nl), public domain. Records: NOAA GHCN-Daily, station USC00116616, 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.