Nafplio weather in August

In August, Nafplio sees average daytime highs of 31°C and overnight lows near 21°C, with 9 mm of rain across 1.9 wet days and about 13.4 hours of daylight. It is the 2nd-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 31°C in the first days to 30°C by the end. The sky is clear or mostly clear about 91% of the time in August, and the air most often feels comfortable.

Daylight stretches from about 14 hours at the start of August to 12 h 54 min by month's end. Set against the rest of the year, August is Nafplio's 2nd-clearest and 1st-windiest month. For the whole year in context, see Nafplio's year-round climate.

Daytime high
31°
2nd warmest
Overnight low
21°
12th coldest
Rainfall
9 mm
1.9 wet days
Daylight
13 h 30 min
5:49 AM – 7:17 PM
Cloud cover
14%
2nd clearest
Wind
8 km/h
1st windiest
Solar energy
6.65 kWh/m²
Travel score
6.0
out of 10

Nafplio is town in Argolis, Peloponnese, Greece.

Density
434/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 31°C in the first days to 30°C by the end.

A typical August day in Nafplio reaches about 31°C in the afternoon and slips back to 21°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 34°C. Set against its neighbours, August runs on par with July and about 4°C warmer than September.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13121
23121
33121
43121
53121
63121
73121
83121
93121
103121
113121
123121
133121
143121
153121
163121
173121
183121
193121
203121
213121
223121
233121
243121
253021
263020
273020
283020
293020
303020
313020

Nafplio weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan12° / 6391.29.73.0
Feb12° / 598.71.510.63.5
Mar15° / 637.90.511.74.8
Apr19° / 325.9012.96.8
May24° / 13°254.40148.1
Jun29° / 18°162.8014.57.2
Jul31° / 21°71.5014.35.9
Aug31° / 21°91.9013.46.0
Sep27° / 18°344.3012.37.7
Oct22° / 14°385.40117.6
Nov17° / 10°556.50105.9
Dec13° / 6490.79.53.6

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 91% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 7% of August, with mostly cloudy or overcast conditions the remaining 2%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13982
14982
15982
16982
17973
18973
19973
20973
21973
22973
23973
24973
25973
26964
27964
28964
29955
30946
31946

Chance of precipitation in August

Any precipitation

Nafplio gets around 9 mm of rain over 1.9 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 6% and peaks near 8% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
15
26
36
46
56
66
77
87
97
107
117
127
137
147
156
166
176
186
196
205
215
225
235
245
256
266
276
287
297
308
318

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 46% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
11448354
21447354
31347354
41446364
51446364
61446354
71446354
81546354
91546344
101546344
111647344
121647334
131647334
141747334
151747324
161847324
171846324
181946314
191946313
202046313
212045313
222145313
232145313
242244313
252244313
262244313
272244312
282244312
292344312
302344312
312344312

Wind in August

Winds average 8 km/h in August, the windiest month of the year.

Across August, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 14 hours at the start of August to 12 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 66 minutes over August. Sunrise moves from 5:36 AM to 6:02 AM, and sunset from 7:34 PM to 6:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.05:367:34
213.95:377:33
313.95:387:32
413.95:397:31
513.85:407:30
613.85:407:28
713.85:417:27
813.75:427:26
913.75:437:25
1013.75:447:24
1113.65:457:23
1213.65:467:22
1313.65:467:20
1413.55:477:19
1513.55:487:18
1613.55:497:17
1713.45:507:15
1813.45:517:14
1913.35:527:13
2013.35:537:11
2113.35:537:10
2213.25:547:09
2313.25:557:07
2413.25:567:06
2513.15:577:04
2613.15:587:03
2713.05:597:01
2813.06:007:00
2913.06:006:58
3012.96:016:57
3112.96:026:55

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.65 kWh/m².

For context, solar energy here swings from a low near 1.89 kWh/m² to a high of 7.38 kWh/m² in June across the year — August's 6.65 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
17.0Intense
27.0Intense
37.0Intense
47.0Intense
56.9Intense
66.9Intense
76.9Intense
86.9Intense
96.8Intense
106.8Intense
116.8Intense
126.8Intense
136.8Intense
146.7Intense
156.7Intense
166.7Intense
176.6Intense
186.6Intense
196.6Intense
206.5Intense
216.5Intense
226.5Intense
236.4Intense
246.4Intense
256.3Intense
266.3Intense
276.3Intense
286.2Intense
296.2Intense
306.1Intense
316.1Intense
Planning a trip in August

Is August a good time to visit Nafplio?

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

6.0
Sightseeing
6th-best month of the year
8.7
Beach & pool
2nd-best month of the year

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

What to pack for Nafplio in August

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

In August, Nafplio sees daytime highs around 31°C and nights near 21°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Nafplio in August

The nearest coast averages about 26°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 22 km away) is warmest in August at about 26°C and coldest in February near 15°C.

It's comfortable for a long swim from May 24 to Nov 21 — about 6 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan16Cool
Feb15Cool
Mar15Cool
Apr16Cool
May19Cool
Jun23Refreshing
Jul26Warm
Aug26Warm
Sep25Warm
Oct23Refreshing
Nov21Refreshing
Dec18Cool

UV index in Nafplio in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Nafplio peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highVery highHighModerateJun 23UV 9Jan 10UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5High
Apr8Very high
May7High
Jun9Very high
Jul9Very high
Aug9Very high
Sep7Very high
Oct5High
Nov3Moderate
Dec2Low

Air quality in Nafplio 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 Nafplio is worst in April — around 17 µg/m³ PM2.5 (moderate), about 1.7× the cleanest month (December, 10 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateGoodApr 1416 µg/m³Dec 1310 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb14Moderate
Mar16Moderate
Apr17Moderate
May15Moderate
Jun12Moderate
Jul12Good
Aug14Moderate
Sep10Good
Oct11Good
Nov11Good
Dec10Good
Location & terrain

Where is Nafplio?

Nafplio sits at 37.6°N, 22.8°E, 0 m above sea level, in Greece. The nearest listed city is Árgos, 10 km away.

KórinthosSpartaMégaraSalamínaPéramaElefsína

Topography around Nafplio

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

Within 3 km, the terrain around Nafplio has significant variations in elevation — a maximum elevation change of 295 m around an average of 34 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,122 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,374 m.

The land around Nafplio is covered by water (38%) within 3 km, trees (29%), water (29%) and shrubs (22%) within 16 km, and trees (40%) and water (35%) within 80 km.

3 km
295 m
16 km
1,122 m
80 km
2,374 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
August weather nearby: Árgos 10 km · Trípoli 38 km · Kórinthos 43 km · Sparta 64 km · Mégara 67 km · Salamína 75 km · Pérama 81 km · Elefsína 83 km

Greece travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 60% of US
price level, 2025
GDP per capita
$26,948
2025
Happiness
5.7 / 10
World Happiness, 2025
Safe drinking water
97%
of population, 2024
Homicide rate
0.8
per 100k, 2023
Road deaths
8.3
per 100k/yr, 2019
Income group
High
World Bank
English
High
EF EPI 592
Religion
other 3%Muslim 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 Nafplio (37.5686°, 22.8069°, 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. 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).