Chaska weather in August

In August, Chaska sees average daytime highs of 79°F and overnight lows near 61°F, with 4.0 in of rain across 9.7 wet days and about 13.9 hours of daylight. It is the 2nd-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 80°F in the first days to 78°F by the end. The sky is clear or mostly clear about 40% 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 Chaska's 3rd-clearest and 12th-windiest month. For the whole year in context, see Chaska's year-round climate.

Daytime high
79°
2nd warmest
Overnight low
61°
11th coldest
Rainfall
4.0 in
9.7 wet days
Daylight
13 h 54 min
5:22 AM – 7:15 PM
Cloud cover
51%
3rd clearest
Wind
7 mph
12th windiest
Solar energy
5.46 kWh/m²
Travel score
6.9
out of 10

Chaska is city in Minnesota, United States.

Density
548/km²
people per km²
Founded
1891

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 80°F in the first days to 78°F by the end.

A typical August day in Chaska reaches about 79°F in the afternoon and slips back to 61°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 72°F and 87°F. Set against its neighbours, August runs about 2°F cooler than July and about 8°F warmer than September.

50°60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18163
28163
38063
48063
58063
68063
78062
88062
98062
108062
118062
127962
137962
147962
157962
167961
177961
187961
197961
207961
217961
227961
237861
247861
257860
267860
277860
287860
297860
307859
317759

How August really feels in Chaska

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.

Chaska weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan23° / 1.05.76.190.0
Feb28° / 12°1.05.34.910.10.0
Mar41° / 24°2.17.94.311.60.5
Apr55° / 37°3.210.82.213.23.5
May68° / 49°4.4120.114.65.9
Jun77° / 60°4.412.2015.36.4
Jul81° / 64°3.610.30156.5
Aug79° / 61°4.09.7013.96.9
Sep71° / 53°3.29.3012.36.8
Oct57° / 40°2.58.40.510.74.3
Nov41° / 27°1.96.83.59.40.5
Dec28° / 14°1.46.368.70.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 19% of August, with mostly cloudy or overcast conditions the remaining 41%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16337
26238
36238
46139
56139
66040
75941
85842
95842
105743
115743
125644
135743
145743
155743
165743
175743
185743
195842
205842
215941
225941
235941
246139
256139
266139
276139
286139
296238
306238
316238

Chance of precipitation in August

Any precipitation

Chaska gets around 4.0 in of rain over 9.7 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 31% and peaks near 34% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
132
232
332
432
532
633
733
833
933
1034
1134
1233
1333
1433
1532
1632
1731
1831
1930
2030
2130
2229
2329
2428
2528
2628
2727
2827
2927
3027
3128

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 28% of days. Sticky, muggy-or-worse air turns up on roughly 25% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11725302081
21725301981
31725301981
41725301971
51825301971
61825301971
71825301971
81925301961
91926301961
101926301960
111926301960
121926301950
132027291950
142027291950
152027292050
162027292050
172027282040
182027282140
192127282140
202127272140
212127272140
222227262140
232227262140
242327252040
252427252040
262527242040
272626241940
282826241940
293026231840
303226221730
313325221630

Wind in August

Winds average 7 mph in August, the calmest month.

Across August, daily wind ranges from about 6 mph on the calmest days to 8 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
57calm
67calm
76calm
86calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307light breeze
318light breeze

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 5:04 AM to 5:40 AM, and sunset from 7:37 PM to 6:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.55:047:37
214.55:057:36
314.55:067:34
414.45:087:33
514.45:097:32
614.35:107:30
714.35:117:29
814.35:127:27
914.25:137:26
1014.25:157:25
1114.15:167:23
1214.15:177:22
1314.05:187:20
1414.05:197:18
1513.95:217:17
1613.95:227:15
1713.85:237:14
1813.85:247:12
1913.75:257:10
2013.75:277:09
2113.75:287:07
2213.65:297:05
2313.65:307:03
2413.55:327:02
2513.55:337:00
2613.45:346:58
2713.45:356:56
2813.35:366:54
2913.25:386:53
3013.25:396:51
3113.15:406:49

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.46 kWh/m².

For context, solar energy here swings from a low near 1.43 kWh/m² to a high of 6.31 kWh/m² in July across the year — August's 5.46 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.0Bright
25.9Bright
35.9Bright
45.9Bright
55.8Bright
65.8Bright
75.8Bright
85.7Bright
95.7Bright
105.6Bright
115.6Bright
125.6Bright
135.5Bright
145.5Bright
155.5Bright
165.4Bright
175.4Bright
185.4Bright
195.3Bright
205.3Bright
215.3Bright
225.3Bright
235.2Bright
245.2Bright
255.2Bright
265.2Bright
275.1Bright
285.1Bright
295.1Bright
305.0Bright
315.0Bright
Planning a trip in August

Hazard calendar for Chaska

In seasonPeak

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

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

Chaska's rainy season runs March–October, when most of the year's rain falls.

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

Is August a good time to visit Chaska?

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

6.9
Sightseeing
1st-best month of the year
6.6
Beach & pool
2nd-best month of the year

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

What to pack for Chaska in August

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

In August, Chaska sees daytime highs around 79°F and nights near 61°F. Worth packing: light clothes, rain gear and sun protection. About 10 days see rain.

light clothesrain gearsun protection

UV index in Chaska in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Chaska peaks around June 17 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 13 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 17UV 8Jan 13UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr5Moderate
May7Very high
Jun9Very high
Jul7Very high
Aug7Very high
Sep6High
Oct3Moderate
Nov2Low
Dec1Low
Location & terrain

Where is Chaska?

Chaska sits at 44.8°N, 93.6°W, 732 ft above sea level, in United States. The nearest listed city is Shakopee, 3.7 mi away.

Topography around Chaska

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

Within 2 miles, the terrain around Chaska has only modest variations in elevation — a maximum elevation change of 305 ft around an average of 810 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 430 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 669 ft.

The land around Chaska is covered by trees (46%) and grassland (21%) within 2 miles, trees (37%), cropland (25%) and grassland (22%) within 10 miles, and cropland (48%) and trees (27%) within 50 miles.

2 miles
305 ft
10 miles
430 ft
50 miles
669 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: Shakopee 3.7 mi · Chanhassen 6.2 mi · Eden Prairie 8.1 mi · Minnetonka 9.9 mi · Prior Lake 11 mi · Hopkins 12 mi · Savage 13 mi · Minnetonka Mills 13 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 Chaska (44.7894°, -93.6022°, elevation 732 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).