Canyon Lake weather in August

In August, Canyon Lake sees average daytime highs of 94°F and overnight lows near 73°F, with 2.3 in of rain across 6.7 wet days and about 13.1 hours of daylight. It is the 1st-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 94°F in the first days to 92°F by the end. The sky is clear or mostly clear about 50% of the time in August, and the air most often feels muggy.

Daylight stretches from about 13 h 30 min at the start of August to 12 h 42 min by month's end. Set against the rest of the year, August is Canyon Lake's 2nd-clearest and 11th-windiest month. For the whole year in context, see Canyon Lake's year-round climate.

Daytime high
94°
1st warmest
Overnight low
73°
12th coldest
Rainfall
2.3 in
6.7 wet days
Daylight
13 h 06 min
6:05 AM – 7:10 PM
Cloud cover
45%
2nd clearest
Wind
6 mph
11th windiest
Solar energy
6.29 kWh/m²
Travel score
3.2
out of 10

Canyon Lake is census designated place in Comal County, Texas, United States.

Density
52/km²
people per km²

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 94°F in the first days to 92°F by the end.

A typical August day in Canyon Lake reaches about 94°F in the afternoon and slips back to 73°F overnight — a 21°F spread between the day's warmth and the night's chill. On most days the high lands between 87°F and 99°F. Set against its neighbours, August runs on par with July and about 6°F warmer than September.

70°80°90°100°151015202531
Avg high (°F)Avg low (°F)
19473
29473
39473
49473
59473
69473
79474
89474
99474
109474
119474
129473
139473
149473
159473
169473
179473
189473
199473
209373
219373
229373
239373
249373
259273
269273
279273
289272
299272
309272
319172

How August really feels in Canyon Lake

Once humidity and wind are folded in, August averages 31 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
31
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Canyon Lake weather by month

How August compares with the rest of the year at a glance. August is the 1st-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan60° / 41°2.36.910.35.4
Feb64° / 45°2.37.310.96.1
Mar71° / 51°2.99.311.86.8
Apr78° / 58°3.18.912.77.0
May84° / 66°4.211.613.55.4
Jun90° / 71°2.99.713.94.1
Jul93° / 73°1.86.113.73.4
Aug94° / 73°2.36.713.13.2
Sep87° / 68°3.08.312.24.9
Oct79° / 59°3.17.511.37.2
Nov69° / 50°2.6710.57.0
Dec62° / 43°2.67.710.15.6

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 20% of August, with mostly cloudy or overcast conditions the remaining 29%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17129
27129
37129
47228
57228
67228
77228
87228
97228
107327
117327
127327
137228
147228
157129
167129
177030
187030
197030
207030
217030
227030
237030
247030
256931
266931
276931
286931
296931
306832
316832

Chance of precipitation in August

Any precipitation

Canyon Lake gets around 2.3 in of rain over 6.7 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 22% and peaks near 27% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
116
216
316
416
517
617
718
818
918
1019
1119
1220
1320
1421
1522
1622
1723
1823
1924
2024
2124
2224
2325
2425
2525
2625
2726
2826
2926
3027
3127

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the muggy band about 56% of days. Sticky, muggy-or-worse air turns up on roughly 84% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
102126125
202126224
302116324
402116324
502116423
602116423
702116423
802106523
902106424
1002106424
1102106325
1202106325
1302106226
1402106127
1502106028
1602115928
1702115829
1802125630
1903125431
2013125232
2113135132
2213135033
2313144933
2413144833
2513154734
2614154734
2714164634
2814164534
2915164433
3025164433
3126164333

Wind in August

Winds average 6 mph in August.

Across August, daily wind ranges from about 6 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 h 30 min at the start of August to 12 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 48 minutes over August. Sunrise moves from 5:55 AM to 6:13 AM, and sunset from 7:23 PM to 6:53 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:557:23
213.45:567:22
313.45:577:21
413.45:577:20
513.45:587:20
613.35:597:19
713.35:597:18
813.36:007:17
913.36:007:16
1013.26:017:15
1113.26:027:15
1213.26:027:14
1313.26:037:13
1413.16:037:12
1513.16:047:11
1613.16:057:10
1713.16:057:09
1813.06:067:08
1913.06:067:07
2013.06:077:06
2112.96:077:04
2212.96:087:03
2312.96:097:02
2412.96:097:01
2512.86:107:00
2612.86:106:59
2712.86:116:58
2812.86:126:57
2912.76:126:55
3012.76:136:54
3112.76:136:53

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.29 kWh/m².

For context, solar energy here swings from a low near 2.72 kWh/m² to a high of 6.7 kWh/m² in July across the year — August's 6.29 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.7Intense
46.7Intense
56.7Intense
66.6Intense
76.6Intense
86.6Intense
96.5Intense
106.5Intense
116.5Intense
126.4Intense
136.4Intense
146.4Intense
156.3Intense
166.3Intense
176.2Intense
186.2Intense
196.2Intense
206.1Intense
216.1Intense
226.0Intense
236.0Intense
246.0Bright
255.9Bright
265.9Bright
275.8Bright
285.8Bright
295.8Bright
305.7Bright
315.7Bright
Planning a trip in August

Hazard calendar for Canyon Lake

In seasonPeak

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

Canyon Lake 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 Canyon Lake?

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

3.2
Sightseeing
12th-best month of the year
6.5
Beach & pool
6th-best month of the year

August is a weaker month for outdoor sightseeing in Canyon Lake. The water and warmth also suit a beach or pool day.

What to pack for Canyon Lake in August

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

In August, Canyon Lake sees daytime highs around 94°F and nights near 73°F. Pack light clothes and sun protection. About 7 days see rain.

light clothessun protection

UV index in Canyon Lake in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Canyon Lake peaks around August 11 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateAug 11UV 11Dec 20UV 4
UV index (midday)Level
Jan4Moderate
Feb6High
Mar7Very high
Apr10Very high
May10Extreme
Jun10Extreme
Jul11Extreme
Aug11Extreme
Sep9Very high
Oct6High
Nov5High
Dec4Moderate

Air quality in Canyon Lake in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in Canyon Lake is worst in July — around 17 µg/m³ PM2.5 (moderate), about 2.9× the cleanest month (December, 6 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1416 µg/m³Dec 136 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb7Good
Mar8Good
Apr9Good
May14Moderate
Jun14Moderate
Jul17Moderate
Aug12Good
Sep10Good
Oct6Good
Nov6Good
Dec6Good
Location & terrain

Where is Canyon Lake?

Canyon Lake sits at 29.9°N, 98.3°W, 965 ft above sea level, in United States. The nearest listed city is New Braunfels, 14 mi away.

Topography around Canyon Lake

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

Within 2 miles, the terrain around Canyon Lake has only modest variations in elevation — a maximum elevation change of 259 ft around an average of 961 ft above sea level; within 10 miles, significant variations in elevation — a maximum elevation change of 850 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,857 ft.

The land around Canyon Lake is covered by trees (39%) and water (39%) within 2 miles, trees (72%) and grassland (21%) within 10 miles, and trees (51%) and grassland (38%) within 50 miles.

2 miles
259 ft
10 miles
850 ft
50 miles
1,857 ft
treesgrasslandcroplandartificial surfaceswater
August weather nearby: New Braunfels 14 mi · San Marcos 19 mi · Cibolo 22 mi · Live Oak 22 mi · Schertz 22 mi · Universal City 22 mi · Kyle 24 mi · Converse 25 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 Canyon Lake (29.8752°, -98.2625°, elevation 965 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).