Plattsburgh weather in August

In August, Plattsburgh sees average daytime highs of 76°F and overnight lows near 60°F, with 4.2 in of rain across 12.6 wet days and about 13.9 hours of daylight. It is the 2nd-warmest and 4th-wettest month of the year here.

Highs ease over the month, from about 78°F in the first days to 75°F by the end. 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 30 min at the start of August to 13 h 06 min by month's end. Set against the rest of the year, August is Plattsburgh's 1st-clearest and 12th-windiest month. For the whole year in context, see Plattsburgh's year-round climate.

Daytime high
76°
2nd warmest
Overnight low
60°
11th coldest
Rainfall
4.2 in
12.6 wet days
Daylight
13 h 54 min
5:01 AM – 6:54 PM
Cloud cover
57%
1st clearest
Wind
5 mph
12th windiest
Solar energy
5.08 kWh/m²
Travel score
6.6
out of 10

Plattsburgh is city in and county seat of Clinton County, New York, United States.

Density
1,163/km²
people per km²
Founded
1785

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 78°F in the first days to 75°F by the end.

A typical August day in Plattsburgh reaches about 76°F in the afternoon and slips back to 60°F overnight — a 16°F spread between the day's warmth and the night's chill. On most days the high lands between 68°F and 85°F. Set against its neighbours, August runs about 2°F cooler than July and about 8°F warmer than September.

40°50°60°70°80°151015202531
Avg high (°F)Avg low (°F)
17862
27862
37862
47862
57862
67862
77862
87862
97862
107761
117761
127761
137761
147761
157761
167761
177660
187660
197660
207660
217660
227660
237659
247559
257559
267559
277558
287558
297458
307458
317457

How August really feels in Plattsburgh

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.

Plattsburgh weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan26° / 12°2.59.88.790.0
Feb28° / 12°2.28.57.910.10.0
Mar37° / 22°2.911.16.711.60.1
Apr52° / 35°3.711.62.613.22.6
May65° / 46°4.0120.114.65.5
Jun74° / 55°4.412.3015.36.3
Jul78° / 62°4.212.80156.3
Aug76° / 60°4.212.6013.96.6
Sep69° / 53°3.79.8012.36.4
Oct56° / 42°4.312.40.510.73.5
Nov43° / 32°3.211.73.49.40.7
Dec33° / 22°3.011.68.88.70.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 31% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 23% of August, with mostly cloudy or overcast conditions the remaining 46%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15446
25446
35446
45446
55446
65446
75446
85446
95446
105248
115248
125248
135248
145248
155248
165248
175347
185347
195347
205347
215446
225446
235446
245545
255545
265545
275545
285644
295644
305545
315545

Chance of precipitation in August

Any precipitation

Plattsburgh gets around 4.2 in of rain over 12.6 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 40% and peaks near 45% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
145
245
345
445
545
645
745
845
944
1044
1143
1243
1342
1442
1541
1640
1740
1839
1938
2038
2137
2236
2335
2435
2534
2634
2733
2833
2932
3032
3132

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 32% of days. Sticky, muggy-or-worse air turns up on roughly 21% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1142433263
2142533262
3142532262
4152532262
5152532262
6152532262
7152532262
8162533252
9162533252
10162533241
11172533231
12182534231
13182534221
14192535211
15192535201
16202535201
17212535191
18212535181
19222535181
20232534171
21242534171
22252533161
23262632161
24272631161
25282629151
26292728151
27302727151
28312726151
29322825141
30332824141
31342823131

Wind in August

Winds average 5 mph in August, the calmest month.

Across August, daily wind ranges from about 5 mph on the calmest days to 6 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 h 30 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 84 minutes over August. Sunrise moves from 4:44 AM to 5:20 AM, and sunset from 7:16 PM to 6:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.54:447:16
214.54:457:15
314.54:467:13
414.44:477:12
514.44:487:11
614.34:507:09
714.34:517:08
814.24:527:07
914.24:537:05
1014.24:547:04
1114.14:557:02
1214.14:577:01
1314.04:586:59
1414.04:596:58
1513.95:006:56
1613.95:016:54
1713.85:036:53
1813.85:046:51
1913.75:056:49
2013.75:066:48
2113.65:076:46
2213.65:096:44
2313.55:106:43
2413.55:116:41
2513.45:126:39
2613.45:136:37
2713.35:156:36
2813.35:166:34
2913.25:176:32
3013.25:186:30
3113.15:206:28

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.08 kWh/m².

For context, solar energy here swings from a low near 1.17 kWh/m² to a high of 5.87 kWh/m² in July across the year — August's 5.08 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.4Bright
65.4Bright
75.4Bright
85.3Bright
95.3Bright
105.3Bright
115.2Bright
125.2Bright
135.2Bright
145.1Bright
155.1Bright
165.1Bright
175.0Bright
185.0Bright
195.0Bright
205.0Bright
214.9Bright
224.9Bright
234.9Bright
244.8Bright
254.8Bright
264.8Bright
274.8Bright
284.7Bright
294.7Bright
304.7Bright
314.6Bright
Planning a trip in August

Hazard calendar for Plattsburgh

In seasonPeak

In August, Plattsburgh sits inside its atlantic hurricane season. The full year is below, with each hazard's peak months called out.

Plattsburgh sits in the Atlantic hurricane belt; the season peaks August–October.

Atlantic hurricane
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is August a good time to visit Plattsburgh?

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

6.6
Sightseeing
1st-best month of the year
5.8
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Plattsburgh for sightseeing.

What to pack for Plattsburgh in August

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

In August, Plattsburgh sees daytime highs around 76°F and nights near 60°F. Worth packing: light clothes, rain gear and sun protection. About 13 days see rain.

light clothesrain gearsun protection

UV index in Plattsburgh in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Plattsburgh peaks around July 13 at about 8 (very high) — sunscreen and a hat are worth it in the middle of the day. 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 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateModerateLowJul 13UV 8Dec 22UV 1
UV index (midday)Level
Jan1Low
Feb2Moderate
Mar4Moderate
Apr5Moderate
May7High
Jun6High
Jul8Very high
Aug4Moderate
Sep5High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Plattsburgh?

Plattsburgh sits at 44.7°N, 73.5°W, 138 ft above sea level, in United States. The nearest listed city is Colchester, 19 mi away.

Topography around Plattsburgh

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

Within 2 miles, the terrain around Plattsburgh has only modest variations in elevation — a maximum elevation change of 272 ft around an average of 151 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 1,457 ft; within 50 miles, very significant variations in elevation — a maximum elevation change of 5,325 ft.

The land around Plattsburgh is covered by water (34%), trees (26%) and artificial surfaces (22%) within 2 miles, trees (45%) and water (28%) within 10 miles, and trees (69%) within 50 miles.

2 miles
272 ft
10 miles
1,457 ft
50 miles
5,325 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: Colchester 19 mi · Burlington 19 mi · South Burlington 21 mi · Saint-Jean-sur-Richelieu 43 mi · Saint-Constant 47 mi · Candiac 47 mi · Sainte-Catherine 49 mi · Châteauguay 50 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 Plattsburgh (44.6995°, -73.4529°, elevation 138 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). 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).