Henrietta weather in August

In August, Henrietta sees average daytime highs of 78°F and overnight lows near 61°F, with 3.3 in of rain across 11.7 wet days and about 13.8 hours of daylight. It is the 2nd-warmest and 6th-wettest month of the year here.

Day-to-day highs hold fairly steady near 78°F through the month. The sky is clear or mostly clear about 31% of the time in August, and the air most often feels humid.

Daylight stretches from about 14 h 24 min at the start of August to 13 h 06 min by month's end. Set against the rest of the year, August is Henrietta's 2nd-clearest and 12th-windiest month. For the whole year in context, see Henrietta's year-round climate.

Daytime high
78°
2nd warmest
Overnight low
61°
11th coldest
Rainfall
3.3 in
11.7 wet days
Daylight
13 h 48 min
5:21 AM – 7:08 PM
Cloud cover
56%
2nd clearest
Wind
6 mph
12th windiest
Solar energy
5.23 kWh/m²
Travel score
6.5
out of 10

Henrietta is town in Monroe County, New York, United States of America.

Founded
1818

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 78°F through the month.

A typical August day in Henrietta reaches about 78°F in the afternoon and slips back to 61°F overnight — a 17°F spread between the day's warmth and the night's chill. On most days the high lands between 70°F and 86°F. Set against its neighbours, August runs about 2°F cooler than July and about 7°F warmer than September.

50°60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18063
28063
38063
48063
58063
67963
77962
87962
97962
107962
117962
127962
137962
147962
157962
167861
177861
187861
197861
207861
217861
227861
237860
247860
257860
267860
277760
287760
297760
307759
317759

How August really feels in Henrietta

Once humidity and wind are folded in, August averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

August sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Henrietta weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan32° / 19°2.711.810.19.20.0
Feb34° / 20°2.39.88.110.20.0
Mar42° / 27°3.111.8611.60.5
Apr56° / 38°3.8122.113.13.4
May67° / 49°3.412.5014.45.8
Jun76° / 58°3.712015.16.5
Jul80° / 63°3.812.6014.96.2
Aug78° / 61°3.311.7013.86.5
Sep72° / 54°3.310.1012.36.6
Oct59° / 44°3.712.30.110.84.3
Nov47° / 34°3.011.73.29.51.4
Dec37° / 26°3.011.88.58.90.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 24% of August, with mostly cloudy or overcast conditions the remaining 46%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25644
35644
45644
55644
65644
75545
85545
95446
105446
115446
125446
135446
145545
155545
165446
175446
185446
195446
205446
215446
225446
235446
245347
255446
265446
275446
285446
295446
305446
315347

Chance of precipitation in August

Any precipitation

Henrietta gets around 3.3 in of rain over 11.7 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 38% and peaks near 43% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
143
243
343
443
543
642
742
842
941
1041
1140
1240
1340
1439
1539
1638
1738
1837
1937
2036
2135
2235
2334
2433
2533
2632
2732
2831
2931
3031
3131

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

Most of August feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, August lands in the humid band about 31% of days. Sticky, muggy-or-worse air turns up on roughly 20% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1142735222
2142734222
3152734222
4152733222
5152733222
6162833222
7162832222
8162832222
9172832222
10172831222
11182831212
12182831212
13182832202
14192832202
15192832192
16202832192
17202733182
18212733181
19212733171
20222733171
21232732171
22242732171
23252731161
24252731161
25262730161
26272729161
27282728161
28292827151
29292827151
30302826151
31312825151

Wind in August

Winds average 6 mph in August, the calmest month.

Across August, daily wind ranges from about 6 mph on the calmest days to 6 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 24 min at the start of August to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 78 minutes over August. Sunrise moves from 5:05 AM to 5:38 AM, and sunset from 7:28 PM to 6:43 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.45:057:28
214.45:067:27
314.35:077:26
414.35:087:25
514.25:097:23
614.25:107:22
714.25:117:21
814.15:127:19
914.15:137:18
1014.05:157:17
1114.05:167:15
1214.05:177:14
1313.95:187:12
1413.95:197:11
1513.85:207:09
1613.85:217:08
1713.75:227:06
1813.75:237:05
1913.65:257:03
2013.65:267:02
2113.65:277:00
2213.55:286:58
2313.55:296:57
2413.45:306:55
2513.45:316:53
2613.35:326:52
2713.35:346:50
2813.25:356:48
2913.25:366:46
3013.15:376:45
3113.15:386:43

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.23 kWh/m².

For context, solar energy here swings from a low near 1.27 kWh/m² to a high of 6.17 kWh/m² in June across the year — August's 5.23 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.6Bright
35.6Bright
45.6Bright
55.6Bright
65.5Bright
75.5Bright
85.5Bright
95.4Bright
105.4Bright
115.4Bright
125.3Bright
135.3Bright
145.3Bright
155.2Bright
165.2Bright
175.2Bright
185.1Bright
195.1Bright
205.1Bright
215.1Bright
225.0Bright
235.0Bright
245.0Bright
254.9Bright
264.9Bright
274.9Bright
284.8Bright
294.8Bright
304.8Bright
314.7Bright
Planning a trip in August

Is August a good time to visit Henrietta?

Our two travel scores rate August for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

6.5
Sightseeing
2nd-best month of the year
6.2
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Henrietta for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Henrietta in August

From August's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In August, Henrietta sees daytime highs around 78°F and nights near 61°F. Worth packing: light clothes, rain gear and sun protection. About 12 days see rain.

light clothesrain gearsun protection

Sea temperature near Henrietta in August

The nearest coast averages about 72°F in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 22 mi away) is warmest in August at about 72°F and coldest in March near 37°F.

It's comfortable for a long swim from Jul 16 to Sep 11 — about 1.9 months when the water holds above 68°F.

30°40°50°60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmcomfortable to swim
Sea temperature (°F)Comfort
Jan39Bracing
Feb37Bracing
Mar37Bracing
Apr38Bracing
May42Bracing
Jun56Bracing
Jul69Refreshing
Aug72Refreshing
Sep67Cool
Oct58Bracing
Nov49Bracing
Dec43Bracing

UV index in Henrietta in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Henrietta peaks around June 23 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 23UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5High
May7High
Jun8Very high
Jul8Very high
Aug6High
Sep6High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Henrietta?

Henrietta sits at 43.1°N, 77.6°W, 600 ft above sea level, in United States. The nearest listed city is Rochester, 6.8 mi away.

Topography around Henrietta

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Henrietta.

Within 2 miles, the terrain around Henrietta has only modest variations in elevation — a maximum elevation change of 253 ft around an average of 591 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 807 ft; within 50 miles, large variations in elevation — a maximum elevation change of 2,067 ft.

The land around Henrietta is covered by trees (47%) and grassland (30%) within 2 miles, trees (52%) and grassland (23%) within 10 miles, and trees (40%) and water (30%) within 50 miles.

2 miles
253 ft
10 miles
807 ft
50 miles
2,067 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Rochester 6.8 mi · Brighton 6.8 mi · Gates-North Gates 8.7 mi · Irondequoit 11 mi · Batavia 29 mi · Auburn 53 mi · East Amherst 55 mi · Lockport 55 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Henrietta (43.0592°, -77.6122°, elevation 600 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).