Lieto weather in August

In August, Lieto sees average daytime highs of 20°C and overnight lows near 11°C, with 76 mm of rain across 12.2 wet days and about 15.4 hours of daylight. It is the 2nd-warmest and 2nd-wettest month of the year here.

Highs ease over the month, from about 22°C in the first days to 18°C by the end. The sky is clear or mostly clear about 21% of the time in August, and the air most often feels dry.

Daylight stretches from about 16 h 42 min at the start of August to 14 h 06 min by month's end. Set against the rest of the year, August is Lieto's 4th-clearest and 11th-windiest month. For the whole year in context, see Lieto's year-round climate.

Daytime high
20°
2nd warmest
Overnight low
11°
11th coldest
Rainfall
76 mm
12.2 wet days
Daylight
15 h 24 min
4:51 AM – 8:18 PM
Cloud cover
64%
4th clearest
Wind
11 km/h
11th windiest
Solar energy
4.19 kWh/m²
Travel score
6.0
out of 10

Lieto is village in Lieto, Finland.

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 22°C in the first days to 18°C by the end.

A typical August day in Lieto reaches about 20°C in the afternoon and slips back to 11°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 16°C and 25°C. Set against its neighbours, August runs about 1°C cooler than July and about 5°C warmer than September.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12213
22213
32213
42213
52212
62212
72212
82112
92112
102112
112112
122112
132112
142112
152111
162011
172011
182011
192011
202011
212011
222011
231911
241910
251910
261910
271910
281910
291810
301810
311810

How August really feels in Lieto

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.

Lieto 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-2° / -6°4810.18.96.30.0
Feb-2° / -8°378.27.48.60.0
Mar / -5°368.5611.30.0
Apr / -0°338.31.914.21.7
May15° / 419.10.116.94.6
Jun19° / 6611.2018.55.8
Jul22° / 12°7912.3017.86.3
Aug20° / 11°7612.2015.46.0
Sep15° / 559.5012.64.5
Oct / 5810.20.69.71.6
Nov / -0°53113.67.10.0
Dec / -4°5511.375.50.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 21% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 21% of August, with mostly cloudy or overcast conditions the remaining 58%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14951
24852
34852
44753
54753
64753
74654
84555
94555
104555
114456
124456
134456
144357
154357
164456
174456
184357
194258
204258
214159
224159
234060
244060
253961
263862
273763
283763
293664
303664
313664

Chance of precipitation in August

Any precipitation

Lieto gets around 76 mm of rain over 12.2 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 39% and peaks near 40% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
139
239
339
439
539
639
739
839
938
1038
1138
1238
1338
1439
1539
1639
1739
1839
1939
2040
2140
2240
2340
2440
2540
2640
2740
2840
2940
3040
3140

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 63% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
15035123
25134132
35134132
45333122
55333122
65333122
75532121
85632111
95731111
105831101
115831101
125930101
13603091
14603091
15622981
16632980
17642970
18652870
19662860
20662860
21662860
22682750
23682750
24692650
25702640
26712540
27712540
28732430
29742330
30742330
31752230

Wind in August

Winds average 11 km/h in August.

Across August, daily wind ranges from about 11 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3112calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 16 h 42 min at the start of August to 14 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 156 minutes over August. Sunrise moves from 4:14 AM to 5:28 AM, and sunset from 8:59 PM to 7:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
116.74:148:59
216.74:168:56
316.64:198:54
416.54:218:51
516.44:238:48
616.34:268:46
716.24:288:43
816.24:318:40
916.14:338:38
1016.04:368:35
1115.94:388:32
1215.84:418:29
1315.74:438:26
1415.64:468:24
1515.54:488:21
1615.44:518:18
1715.44:538:15
1815.34:568:12
1915.24:588:09
2015.15:018:06
2115.05:038:03
2214.95:068:00
2314.85:087:57
2414.75:117:54
2514.65:137:51
2614.55:167:48
2714.45:187:45
2814.35:217:41
2914.25:237:38
3014.25:267:35
3114.15:287:32

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.19 kWh/m².

For context, solar energy here swings from a low near 0.15 kWh/m² to a high of 5.79 kWh/m² in June across the year — August's 4.19 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
15.0Bright
24.9Bright
34.9Bright
44.8Bright
54.8Bright
64.7Bright
74.7Bright
84.6Bright
94.6Bright
104.5Bright
114.5Bright
124.4Bright
134.4Bright
144.3Bright
154.3Bright
164.2Bright
174.2Bright
184.1Bright
194.0Bright
204.0Moderate
213.9Moderate
223.9Moderate
233.8Moderate
243.7Moderate
253.7Moderate
263.6Moderate
273.5Moderate
283.5Moderate
293.4Moderate
303.4Moderate
313.3Moderate
Planning a trip in August

Is August a good time to visit Lieto?

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

6.0
Sightseeing
2nd-best month of the year
3.3
Beach & pool
2nd-best month of the year

August is a reasonable time to visit Lieto for sightseeing.

What to pack for Lieto in August

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

In August, Lieto sees daytime highs around 20°C and nights near 11°C. Worth packing: rain gear. About 12 days see rain.

rain gear

Sea temperature near Lieto in August

The nearest coast averages about 17°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 43 km away) is warmest in August at about 17°C and coldest in March 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
Apr2Bracing
May6Bracing
Jun12Bracing
Jul16Cool
Aug17Cool
Sep14Bracing
Oct10Bracing
Nov7Bracing
Dec5Bracing

UV index in Lieto 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 Lieto peaks around June 17 at about 5 (high) — a little sun protection helps at midday. It bottoms out near January 1 at about 0 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecLowModerateModerateLowJun 17UV 5Jan 1UV 0
UV index (midday)Level
Jan0Low
Feb1Low
Mar2Low
Apr3Moderate
May4Moderate
Jun5High
Jul5Moderate
Aug4Moderate
Sep2Moderate
Oct1Low
Nov0Low
Dec0Low
Location & terrain

Where is Lieto?

Lieto sits at 60.5°N, 22.5°E, 15 m above sea level, in Finland. The nearest listed city is Turku, 12 km away.

Forssa

Topography around Lieto

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

Within 3 km, the terrain around Lieto has only modest variations in elevation — a maximum elevation change of 65 m around an average of 33 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 96 m; within 80 km, significant variations in elevation — a maximum elevation change of 276 m.

The land around Lieto is covered by trees (46%) and cropland (39%) within 3 km, trees (55%) and cropland (27%) within 16 km, and trees (52%) and water (28%) within 80 km.

3 km
65 m
16 km
96 m
80 km
276 m
treesgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: Turku 12 km · Kaarina 13 km · Raisio 16 km · Naantali 24 km · Väståboland 25 km · Salo 39 km · Loimaa 50 km · Forssa 72 km

Finland travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 85% of US
price level, 2025
GDP per capita
$56,149
2025
Happiness
7.8 / 10
World Happiness, 2025
Safe drinking water
100%
of population, 2024
Homicide rate
1
per 100k, 2023
Road deaths
3.9
per 100k/yr, 2019
Income group
High
World Bank
English
Very high
EF EPI 603
Religion
Lutheran 67%none 31%other 2%Greek Orthodox 1%

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 Lieto (60.5103°, 22.4618°, elevation 15 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).