Jay County climate

Jay County Weather in August

NOAA 1991-2020 normals for Portland 1 Sw, 2.5 km from Jay County

Average highs run from 83°F on August 1 to 81°F on August 31, and lows from 61°F to 57°F. Normal precipitation for the month is 3.83 in over about 7 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 Jay County, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
82°F
Average low
60°F
Precipitation
3.83 in
Record high
100°FAug 18, 1988
Record low
38°FAug 14, 1964
Chance of a freeze
0%
Days of 90°F or more
2.9
Daylight
14 h 18 min to 13 h 07 min
Cloud cover
51%
Humidity
73%
Dew point
62°F
Wind
7.2 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 183°F61°F96°F 199940°F 196425%0%
Aug 283°F61°F97°F 199949°F 197725%0%
Aug 383°F61°F95°F 199147°F 197625%0%
Aug 483°F61°F95°F 198848°F 197625%0%
Aug 583°F61°F92°F 201240°F 196425%0%
Aug 683°F61°F91°F 198843°F 199425%0%
Aug 783°F61°F92°F 200742°F 196425%0%
Aug 882°F61°F93°F 200744°F 197625%0%
Aug 982°F61°F95°F 200747°F 198924%0%
Aug 1082°F60°F93°F 198847°F 199424%0%
Aug 1182°F60°F94°F 198847°F 199424%0%
Aug 1282°F60°F94°F 198847°F 198224%0%
Aug 1382°F60°F94°F 198840°F 196424%0%
Aug 1482°F60°F93°F 198838°F 196424%0%
Aug 1582°F60°F92°F 198840°F 196424%0%
Aug 1682°F60°F96°F 198842°F 196424%0%
Aug 1782°F60°F97°F 198844°F 197924%0%
Aug 1882°F60°F100°F 198842°F 196423%0%
Aug 1982°F59°F98°F 198844°F 196423%0%
Aug 2082°F59°F98°F 198342°F 196423%0%
Aug 2182°F59°F99°F 198345°F 197823%0%
Aug 2282°F59°F98°F 198346°F 202423%0%
Aug 2382°F59°F90°F 200740°F 196423%0%
Aug 2481°F59°F92°F 202343°F 198723%0%
Aug 2581°F59°F91°F 200845°F 196422%0%
Aug 2681°F58°F93°F 198347°F 201722%0%
Aug 2781°F58°F92°F 198344°F 196422%0%
Aug 2881°F58°F93°F 202443°F 198622%0%
Aug 2981°F58°F92°F 197339°F 198622%0%
Aug 3081°F58°F93°F 201041°F 198622%0%
Aug 3181°F57°F96°F 202443°F 197622%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Jay County, in percent, and of at least 0.1 inch of snowfall.01020301102030
  • Chance of a wet day
  • Chance of snowfall

Sunrise and sunset

Times for 2026, local time (EDT).

August 1
sunrise 6:37 AM, sunset 8:55 PM
August 31
sunrise 7:06 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 USC00127069 (Portland 1 Sw), public domain. Records: NOAA GHCN-Daily, station USC00127069, 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.