Muhu weather in August

In August, Muhu sees average daytime highs of 20°C and overnight lows near 15°C, with 70 mm of rain across 11.7 wet days and about 15.2 hours of daylight. It is the 2nd-warmest and 1st-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 18°C by the end. The sky is clear or mostly clear about 31% of the time in August, and the air most often feels comfortable.

Daylight stretches from about 16 h 24 min at the start of August to 13 h 54 min by month's end. Set against the rest of the year, August is Muhu's 4th-clearest and 9th-windiest month. For the whole year in context, see Muhu's year-round climate.

Daytime high
20°
2nd warmest
Overnight low
15°
11th coldest
Rainfall
70 mm
11.7 wet days
Daylight
15 h 12 min
4:56 AM – 8:06 PM
Cloud cover
58%
4th clearest
Wind
18 km/h
9th windiest
Solar energy
4.36 kWh/m²
Travel score
6.1
out of 10

Muhu is village in Muhu Rural Municipality, Saare County, Estonia.

Founded
1267

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 21°C in the first days to 18°C by the end.

A typical August day in Muhu reaches about 20°C in the afternoon and slips back to 15°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 24°C. Set against its neighbours, August runs on par with July and about 4°C warmer than September.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12116
22116
32116
42116
52116
62116
72116
82116
92116
102116
112116
122016
132016
142016
152016
162015
172015
182015
192015
202015
212015
221915
231915
241915
251915
261915
271914
281914
291814
301814
311814

How August really feels in Muhu

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.

Muhu weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-0° / -3°4411.27.76.80.0
Feb-1° / -5°389.478.80.0
Mar / -2°337.95.411.40.0
Apr / 348.21.6140.9
May12° / 347.60.116.53.6
Jun17° / 12°569.5017.95.6
Jul20° / 16°609.5017.36.6
Aug20° / 15°7011.7015.26.1
Sep16° / 12°5410.1012.54.7
Oct10° / 6512.50.39.92.1
Nov / 5911.52.77.50.3
Dec / -1°5012.46.66.10.0

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 19% of August, with mostly cloudy or overcast conditions the remaining 50%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15743
25743
35743
45644
55644
65644
75644
85545
95545
105446
115347
125347
135248
145149
155050
165050
174852
184852
194753
204753
214753
224654
234654
244555
254456
264555
274357
284357
294357
304357
314357

Chance of precipitation in August

Any precipitation

Muhu gets around 70 mm of rain over 11.7 wet days in August, the wettest month. 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 39% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
133
234
334
435
536
636
737
837
937
1037
1138
1238
1338
1438
1539
1639
1739
1839
1939
2039
2139
2239
2339
2439
2539
2639
2738
2838
2938
3038
3138

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the comfortable band about 43% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
12745226
22745226
32845216
42846206
52946205
63046205
73046194
83146194
93146194
103247183
113346183
123346183
133446172
143546172
153645162
163745162
173845162
183944152
194044151
204144141
214243141
224442131
234542131
244641121
254840111
265040101
27523990
28543880
29543880
30563770
31573760

Wind in August

Winds average 18 km/h in August.

Across August, daily wind ranges from about 17 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1018light breeze
1118light breeze
1218light breeze
1318light breeze
1418light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2218light breeze
2319light breeze
2419light breeze
2519light breeze
2619light breeze
2719light breeze
2819light breeze
2919light breeze
3019light breeze
3119light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 16 h 24 min at the start of August to 13 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 150 minutes over August. Sunrise moves from 4:22 AM to 5:30 AM, and sunset from 8:44 PM to 7:24 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
116.44:228:44
216.34:258:41
316.24:278:39
416.14:298:37
516.14:318:34
616.04:338:32
715.94:368:30
815.84:388:27
915.74:408:25
1015.74:428:22
1115.64:448:20
1215.54:478:17
1315.44:498:14
1415.34:518:12
1515.34:538:09
1615.24:568:06
1715.14:588:04
1815.05:008:01
1914.95:037:58
2014.85:057:56
2114.85:077:53
2214.75:097:50
2314.65:127:47
2414.55:147:44
2514.45:167:42
2614.35:187:39
2714.35:217:36
2814.25:237:33
2914.15:257:30
3014.05:287:27
3113.95:307:24

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.36 kWh/m².

For context, solar energy here swings from a low near 0.22 kWh/m² to a high of 5.98 kWh/m² in June across the year — August's 4.36 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.0Bright
35.0Bright
45.0Bright
54.9Bright
64.9Bright
74.8Bright
84.8Bright
94.7Bright
104.7Bright
114.6Bright
124.6Bright
134.5Bright
144.5Bright
154.4Bright
164.4Bright
174.3Bright
184.2Bright
194.2Bright
204.1Bright
214.1Bright
224.0Bright
234.0Moderate
243.9Moderate
253.8Moderate
263.8Moderate
273.7Moderate
283.7Moderate
293.6Moderate
303.5Moderate
313.5Moderate
Planning a trip in August

Is August a good time to visit Muhu?

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

6.1
Sightseeing
2nd-best month of the year
3.1
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Muhu for sightseeing.

What to pack for Muhu in August

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

In August, Muhu sees daytime highs around 20°C and nights near 15°C. Worth packing: rain gear. About 12 days see rain.

rain gear

Sea temperature near Muhu in August

The nearest coast averages about 18°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 18°C and coldest in February near 1°C.

The water stays below 20°C all year — cool enough that most swimmers want a wetsuit.

0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshing
Sea temperature (°C)Comfort
Jan2Bracing
Feb1Bracing
Mar1Bracing
Apr3Bracing
May8Bracing
Jun13Bracing
Jul17Cool
Aug18Cool
Sep15Bracing
Oct11Bracing
Nov8Bracing
Dec5Bracing

UV index in Muhu in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Muhu peaks around June 18 at about 5 (high) — a little sun protection helps at midday. It bottoms out near December 19 at about 0 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 4 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateHighModerateLowJun 18UV 5Dec 19UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May4Moderate
Jun6High
Jul5Moderate
Aug5Moderate
Sep3Moderate
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Muhu?

Muhu sits at 58.6°N, 23.2°E, 0 m above sea level, in Estonia. The nearest listed city is Haapsalu, 41 km away.

HaapsaluKuressaarePärnuRuhnuNõmmeMustamäeHaaberstiKristiine

Topography around Muhu

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

Within 3 km, the terrain around Muhu has only modest variations in elevation — a maximum elevation change of 29 m around an average of 17 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 37 m; within 80 km, only modest variations in elevation — a maximum elevation change of 72 m.

The land around Muhu is covered by trees (55%) and grassland (41%) within 3 km, water (59%) within 16 km, and water (54%) and trees (29%) within 80 km.

3 km
29 m
16 km
37 m
80 km
72 m
treesgrasslandcroplandwaterwetland
August weather nearby: Haapsalu 41 km · Kuressaare 59 km · Pärnu 77 km · Ruhnu 89 km · Nõmme 119 km · Mustamäe 121 km · Haabersti 121 km · Kristiine 123 km

Estonia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 66% of US
price level, 2025
GDP per capita
$34,418
2025
Happiness
6.4 / 10
World Happiness, 2025
Safe drinking water
99%
of population, 2024
Homicide rate
1.5
per 100k, 2023
Road deaths
4.5
per 100k/yr, 2019
Income group
High
World Bank
English
High
EF EPI 561
Religion
none 58%Orthodox 17%Protestant 9%other 3%

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 Muhu (58.6019°, 23.2469°, 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. 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).