Seneca County climate

Seneca County Weather in August

NOAA 1991-2020 normals for Tiffin, 3.3 km from Seneca County

Average highs run from 83°F on August 1 to 81°F on August 31, and lows from 63°F to 60°F. Normal precipitation for the month is 3.54 in over about 8 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 Seneca County, in °F, with the record for each date.20406080100120151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
83°F
Average low
62°F
Precipitation
3.54 in
Record high
105°FAug 7, 1918
Record low
34°FAug 25, 1934
Chance of a freeze
0%
Days of 90°F or more
4.2
Daylight
14 h 21 min to 13 h 09 min
Cloud cover
65%
Humidity
71%
Dew point
61°F
Wind
7.6 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°F63°F100°F 193345°F 191833%0%
Aug 283°F63°F102°F 193045°F 191832%0%
Aug 383°F63°F103°F 193047°F 190732%0%
Aug 483°F63°F103°F 193045°F 195032%0%
Aug 583°F63°F98°F 191847°F 191232%0%
Aug 683°F63°F103°F 191847°F 199231%0%
Aug 783°F63°F105°F 191849°F 190231%0%
Aug 883°F63°F101°F 191848°F 198930%0%
Aug 983°F63°F102°F 193047°F 192230%0%
Aug 1083°F63°F100°F 191147°F 192230%0%
Aug 1183°F62°F98°F 191147°F 196729%0%
Aug 1283°F62°F99°F 191845°F 196729%0%
Aug 1383°F62°F95°F 191844°F 193029%0%
Aug 1483°F62°F100°F 191845°F 193029%0%
Aug 1583°F62°F95°F 196545°F 196429%0%
Aug 1683°F62°F96°F 196544°F 197928%0%
Aug 1783°F62°F96°F 192246°F 190228%0%
Aug 1883°F62°F98°F 192245°F 198128%0%
Aug 1983°F62°F98°F 195547°F 191528%0%
Aug 2083°F62°F97°F 191646°F 192928%0%
Aug 2182°F62°F97°F 195546°F 190827%0%
Aug 2282°F61°F98°F 191644°F 192327%0%
Aug 2382°F61°F100°F 192442°F 192327%0%
Aug 2482°F61°F96°F 191444°F 192327%0%
Aug 2582°F61°F94°F 195934°F 193427%0%
Aug 2682°F61°F98°F 195343°F 192327%0%
Aug 2782°F61°F98°F 193042°F 193427%0%
Aug 2882°F60°F97°F 195341°F 198227%0%
Aug 2982°F60°F97°F 192840°F 193427%0%
Aug 3082°F60°F99°F 195340°F 193427%0%
Aug 3181°F60°F101°F 192539°F 191527%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Seneca County, 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 6:28 AM, sunset 8:49 PM
August 31
sunrise 6:58 AM, sunset 8:07 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00338313 (Tiffin), public domain. Records: NOAA GHCN-Daily, station USC00332974, 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.