Niagara Falls climate

Niagara Falls Weather in August

NOAA 1991-2020 normals for Niagara Falls, 7 km from Niagara Falls

Average highs run from 82°F on August 1 to 79°F on August 31, and lows from 63°F to 59°F. Normal precipitation for the month is 2.80 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 Niagara Falls, in °F, with the record for each date.406080100151015202530
  • Normal low
  • Normal high
  • Record high
  • Record low

August at a glance

Average high
80°F
Average low
61°F
Precipitation
2.80 in
Record high
95°FAug 4, 2012
Record low
45°FAug 6, 1951
Chance of a freeze
0%
Days of 90°F or more
1.5
Daylight
14 h 31 min to 13 h 13 min
Cloud cover
67%
Humidity
70%
Dew point
59°F
Wind
6.0 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 182°F63°F92°F 200650°F 195237%0%
Aug 282°F63°F94°F 200750°F 202537%0%
Aug 382°F63°F93°F 195548°F 195636%0%
Aug 482°F63°F95°F 201252°F 195136%0%
Aug 582°F63°F92°F 195550°F 195136%0%
Aug 681°F63°F90°F 202245°F 195136%0%
Aug 781°F63°F90°F 202249°F 200436%0%
Aug 881°F63°F88°F 200554°F 200436%0%
Aug 981°F63°F91°F 201650°F 201535%0%
Aug 1081°F62°F92°F 200553°F 200835%0%
Aug 1181°F62°F92°F 201651°F 201335%0%
Aug 1281°F62°F93°F 201650°F 200635%0%
Aug 1381°F62°F93°F 201650°F 200635%0%
Aug 1481°F62°F92°F 200251°F 201434%0%
Aug 1581°F62°F93°F 195951°F 196334%0%
Aug 1681°F62°F90°F 202549°F 196334%0%
Aug 1780°F62°F89°F 195548°F 195434%0%
Aug 1880°F61°F86°F 202246°F 195433%0%
Aug 1980°F61°F92°F 195549°F 196333%0%
Aug 2080°F61°F91°F 201648°F 200833%0%
Aug 2180°F61°F89°F 195549°F 201233%0%
Aug 2280°F61°F89°F 202146°F 200433%0%
Aug 2380°F61°F91°F 202147°F 195132%0%
Aug 2480°F60°F89°F 200750°F 195232%0%
Aug 2580°F60°F91°F 202149°F 195632%0%
Aug 2679°F60°F90°F 202145°F 195832%0%
Aug 2779°F60°F90°F 202446°F 195432%0%
Aug 2879°F59°F93°F 195346°F 195732%0%
Aug 2979°F59°F90°F 195350°F 201132%0%
Aug 3079°F59°F93°F 195350°F 200232%0%
Aug 3179°F59°F90°F 195148°F 200332%0%

Chance of rain

The chance of at least 0.01 inch of precipitation on each date at Niagara Falls, 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 6:07 AM, sunset 8:38 PM
August 31
sunrise 6:40 AM, sunset 7:53 PM

Every day of August: sun and moon

Other months

Sources

Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00305840 (Niagara Falls), public domain. Records: NOAA GHCN-Daily, station USW00004724, 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.