Mariánské Lázně weather in August

In August, Mariánské Lázně sees average daytime highs of 22°C and overnight lows near 12°C, with 77 mm of rain across 12.4 wet days and about 14.3 hours of daylight. It is the 2nd-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 23°C in the first days to 20°C by the end. The sky is clear or mostly clear about 24% of the time in August, and the air most often feels dry.

Daylight stretches from about 15 h 06 min at the start of August to 13 h 24 min by month's end. Set against the rest of the year, August is Mariánské Lázně's 1st-clearest and 12th-windiest month. For the whole year in context, see Mariánské Lázně's year-round climate.

Daytime high
22°
2nd warmest
Overnight low
12°
11th coldest
Rainfall
77 mm
12.4 wet days
Daylight
14 h 18 min
5:05 AM – 7:22 PM
Cloud cover
60%
1st clearest
Wind
9 km/h
12th windiest
Solar energy
4.63 kWh/m²
Travel score
6.2
out of 10

Mariánské Lázně is town in the Czech Republic.

Density
271/km²
people per km²
Founded
1273

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 23°C in the first days to 20°C by the end.

A typical August day in Mariánské Lázně reaches about 22°C in the afternoon and slips back to 12°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 28°C. Set against its neighbours, August runs on par with July and about 5°C warmer than September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12313
22313
32313
42313
52313
62313
72313
82313
92313
102213
112212
122212
132212
142212
152212
162212
172212
182212
192212
202212
212112
222112
232112
242111
252111
262111
272011
282011
292011
302011
312011

How August really feels in Mariánské Lázně

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

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
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.

Mariánské Lázně weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -4°4811.47.78.40.0
Feb / -3°398.85.79.70.0
Mar / -1°5111.54.411.50.8
Apr12° / 4510.71.313.53.2
May17° / 6713.3015.14.8
Jun20° / 11°7212.90165.7
Jul22° / 12°8513.7015.76.1
Aug22° / 12°7712.4014.36.2
Sep17° / 579.9012.45.2
Oct11° / 5210.40.510.52.8
Nov / 479.43.18.80.4
Dec / -2°4810.46.47.90.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% 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 53%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14852
24951
35050
45050
54951
64951
74951
84852
94852
104951
114951
124951
134852
144951
154951
164951
174951
185050
195050
205050
215050
224951
234852
244753
254654
264456
274456
284258
294258
304258
314060

Chance of precipitation in August

Any precipitation

Mariánské Lázně gets around 77 mm of rain over 12.4 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 41% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
140
240
340
440
540
641
741
841
941
1041
1141
1241
1341
1441
1541
1641
1741
1841
1941
2040
2140
2240
2340
2439
2539
2639
2739
2839
2938
3038
3138

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the dry band about 65% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
157349
258339
359338
459338
560328
661327
761327
863316
963316
1064315
1164315
1264315
1364315
1464315
1563325
1664324
1763325
1863325
1963325
2063325
2164315
2264315
2366304
2466304
2567294
2668284
2770273
2871263
2972253
3074242
3175232

Wind in August

Winds average 9 km/h in August, the calmest month.

Across August, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 15 h 06 min at the start of August to 13 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 102 minutes over August. Sunrise moves from 4:43 AM to 5:28 AM, and sunset from 7:48 PM to 6:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
115.14:437:48
215.04:447:46
315.04:467:44
414.94:477:43
514.94:497:41
614.84:507:40
714.84:527:38
814.74:537:36
914.74:547:34
1014.64:567:33
1114.64:577:31
1214.54:597:29
1314.45:007:27
1414.45:027:25
1514.35:037:24
1614.35:057:22
1714.25:067:20
1814.25:087:18
1914.15:107:16
2014.05:117:14
2114.05:137:12
2213.95:147:10
2313.95:167:08
2413.85:177:06
2513.75:197:03
2613.75:207:01
2713.65:226:59
2813.65:236:57
2913.55:256:55
3013.45:266:53
3113.45:286:51

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.63 kWh/m².

For context, solar energy here swings from a low near 0.71 kWh/m² to a high of 5.47 kWh/m² in June across the year — August's 4.63 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.1Bright
45.1Bright
55.0Bright
65.0Bright
75.0Bright
84.9Bright
94.9Bright
104.9Bright
114.8Bright
124.8Bright
134.8Bright
144.7Bright
154.7Bright
164.7Bright
174.6Bright
184.6Bright
194.5Bright
204.5Bright
214.4Bright
224.4Bright
234.3Bright
244.3Bright
254.2Bright
264.2Bright
274.1Bright
284.0Bright
294.0Bright
303.9Moderate
313.9Moderate
Planning a trip in August

Is August a good time to visit Mariánské Lázně?

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

6.2
Sightseeing
1st-best month of the year
4.2
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Mariánské Lázně for sightseeing.

What to pack for Mariánské Lázně in August

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

In August, Mariánské Lázně sees daytime highs around 22°C and nights near 12°C. Worth packing: rain gear and sun protection. About 12 days see rain.

rain gearsun protection

UV index in Mariánské Lázně 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 Mariánské Lázně peaks around June 22 at about 7 (very high) — sunscreen and a hat are worth it in the middle of the day. It bottoms out near January 1 at about 1 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 7 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighVery highHighModerateLowJun 22UV 7Jan 1UV 1
UV index (midday)Level
Jan1Low
Feb2Low
Mar4Moderate
Apr4Moderate
May6High
Jun7Very high
Jul7Very high
Aug7High
Sep4Moderate
Oct3Moderate
Nov1Low
Dec1Low

Air quality in Mariánské Lázně 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 Mariánské Lázně is worst in April — around 18 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (December, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodApr 1518 µg/m³Dec 1311 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb14Moderate
Mar17Moderate
Apr18Moderate
May16Moderate
Jun18Moderate
Jul16Moderate
Aug16Moderate
Sep16Moderate
Oct13Moderate
Nov12Good
Dec11Good
Location & terrain

Where is Mariánské Lázně?

Mariánské Lázně sits at 50.0°N, 12.7°E, 0 m above sea level, in Czechia. The nearest listed city is Sokolov, 24 km away.

Karlovy VaryOstrovMarktredwitzSelbWeidenPilsen

Topography around Mariánské Lázně

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Mariánské Lázně.

Within 3 km, the terrain around Mariánské Lázně has significant variations in elevation — a maximum elevation change of 292 m around an average of 636 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 546 m; within 80 km, large variations in elevation — a maximum elevation change of 1,057 m.

The land around Mariánské Lázně is covered by trees (64%) and grassland (24%) within 3 km, trees (56%) and grassland (32%) within 16 km, and trees (51%) and cropland (26%) within 80 km.

3 km
292 m
16 km
546 m
80 km
1,057 m
treesgrasslandcroplandartificial surfaceswater
August weather nearby: Sokolov 24 km · Cheb 27 km · Karlovy Vary 32 km · Ostrov 42 km · Marktredwitz 44 km · Selb 47 km · Weiden 51 km · Pilsen 54 km

Czechia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / E
230 V · 50 Hz
Prices
≈ 59% of US
price level, 2025
GDP per capita
$35,917
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
0.8
per 100k, 2023
Road deaths
5.9
per 100k/yr, 2019
Income group
High
World Bank
English
High
EF EPI 582
Religion
none 48%believers unaffiliated with a religious society 9%Roman Catholic 7%other believers belonging to a church or religious society 6%

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 Mariánské Lázně (49.9646°, 12.7012°, elevation 0 m), 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. 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).