Chalkída weather in July

In July, Chalkída sees average daytime highs of 31°C and overnight lows near 22°C, with 11 mm of rain across 2.2 wet days and about 14.4 hours of daylight. It is the 1st-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 93% of the time in July, and the air most often feels humid.

Daylight stretches from about 14 h 42 min at the start of July to 14 h 06 min by month's end. Set against the rest of the year, July is Chalkída's 1st-clearest and 2nd-windiest month. For the whole year in context, see Chalkída's year-round climate.

Daytime high
31°
1st warmest
Overnight low
22°
12th coldest
Rainfall
11 mm
2.2 wet days
Daylight
14 h 24 min
5:18 AM – 7:44 PM
Cloud cover
12%
1st clearest
Wind
8 km/h
2nd windiest
Solar energy
7.35 kWh/m²
Travel score
6.2
out of 10

Chalkída is Greek city in Central Greece region.

Density
143/km²
people per km²

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical July day in Chalkída reaches about 31°C in the afternoon and slips back to 22°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 35°C. Set against its neighbours, July runs about 2°C warmer than June and on par with August.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13021
23021
33021
43021
53021
63121
73121
83121
93121
103121
113121
123121
133121
143122
153122
163122
173122
183122
193122
203122
213122
223122
233122
243122
253122
263122
273122
283122
293122
303122
313122

Chalkída weather by month

How July compares with the rest of the year at a glance. July is the 1st-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan12° / 679.51.49.63.0
Feb13° / 608.31.210.53.6
Mar15° / 637.70.511.75.0
Apr19° / 10°335.90136.9
May24° / 15°314.9014.18.0
Jun29° / 19°142.8014.67.1
Jul31° / 22°112.2014.46.2
Aug30° / 22°102.2013.56.4
Sep27° / 19°293.9012.37.8
Oct22° / 15°4060117.5
Nov17° / 10°52709.95.9
Dec13° / 779.30.99.43.6

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 93% of the time in July, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 5% of July, with mostly cloudy or overcast conditions the remaining 2%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1973
2982
3982
4982
5973
6973
7982
8982
9982
10982
11982
12982
13982
14982
15982
16982
17982
18982
19982
20982
21982
22982
23982
24982
25982
26991
27991
28991
29991
30991
31982

Chance of precipitation in July

Any precipitation

Chalkída gets around 11 mm of rain over 2.2 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 7% and peaks near 8% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
18
28
38
48
58
68
78
88
98
108
118
127
137
147
157
167
177
186
196
206
216
226
236
246
257
267
277
287
297
308
318

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the humid band about 47% of days. Sticky, muggy-or-worse air turns up on roughly 14% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
183843100
273844110
373745120
463745120
563646120
653646130
753547130
853547130
943548130
1043548130
1143548130
1243549130
1333549120
1433649120
1533649120
1633748120
1733748120
1833748120
1923748130
2023748130
2123647140
2223647140
2323547150
2423447160
2523347170
2623247180
2723148191
2822948201
2922749211
3022650221
3122451221

Wind in July

Winds average 8 km/h in July.

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

051015151015202531
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
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in July

DaylightNight

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

Days shrink by about 36 minutes over July. Sunrise moves from 5:09 AM to 5:30 AM, and sunset from 7:49 PM to 7:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
114.75:097:49
214.65:107:48
314.65:107:48
414.65:117:48
514.65:117:48
614.65:127:48
714.65:127:48
814.65:137:47
914.65:137:47
1014.55:147:47
1114.55:157:47
1214.55:157:46
1314.55:167:46
1414.55:177:45
1514.55:177:45
1614.45:187:44
1714.45:197:44
1814.45:207:43
1914.45:207:43
2014.35:217:42
2114.35:227:41
2214.35:237:41
2314.35:237:40
2414.35:247:39
2514.25:257:38
2614.25:267:38
2714.25:277:37
2814.15:287:36
2914.15:287:35
3014.15:297:34
3114.15:307:33

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 7.35 kWh/m².

For context, solar energy here swings from a low near 1.73 kWh/m² to a high of 7.4 kWh/m² in June across the year — July's 7.35 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.5Intense
27.5Intense
37.5Intense
47.5Intense
57.5Intense
67.5Intense
77.5Intense
87.4Intense
97.4Intense
107.4Intense
117.4Intense
127.4Intense
137.4Intense
147.4Intense
157.4Intense
167.4Intense
177.3Intense
187.3Intense
197.3Intense
207.3Intense
217.3Intense
227.3Intense
237.3Intense
247.2Intense
257.2Intense
267.2Intense
277.2Intense
287.1Intense
297.1Intense
307.1Intense
317.0Intense
Planning a trip in July

Is July a good time to visit Chalkída?

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

6.2
Sightseeing
7th-best month of the year
8.8
Beach & pool
2nd-best month of the year

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

What to pack for Chalkída in July

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

In July, Chalkída sees daytime highs around 31°C and nights near 22°C. Pack light clothes and sun protection.

light clothessun protection

Sea temperature near Chalkída in July

The nearest coast averages about 25°C in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 46 km away) is warmest in August at about 26°C and coldest in February near 14°C.

It's comfortable for a long swim from May 29 to Oct 29 — about 5.1 months when the water holds above 20°C.

15°20°25°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan14Bracing
Feb14Bracing
Mar14Bracing
Apr15Cool
May18Cool
Jun23Refreshing
Jul25Warm
Aug26Warm
Sep24Warm
Oct21Refreshing
Nov18Cool
Dec16Cool

UV index in Chalkída in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July 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 Chalkída peaks around June 23 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateVery highVery highHighModerateJun 23UV 9Jan 1UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5Moderate
Apr7Very high
May7High
Jun9Very high
Jul9Very high
Aug9Very high
Sep7High
Oct5Moderate
Nov3Moderate
Dec2Low

Air quality in Chalkída in July

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where July falls, not just the annual average.

Air quality in Chalkída is worst in August — around 21 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (December, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateModerateGoodAug 1221 µg/m³Dec 149 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb13Moderate
Mar15Moderate
Apr15Moderate
May14Moderate
Jun12Good
Jul18Moderate
Aug21Moderate
Sep11Good
Oct10Good
Nov10Good
Dec8Good
Location & terrain

Where is Chalkída?

Chalkída sits at 38.5°N, 23.6°E, 22 m above sea level, in Greece. The nearest listed city is Thívai, 29 km away.

Áno LiósiaAcharnésAsprópyrgosNéa ErythraíaKamaterónMetamórfosi

Topography around Chalkída

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

Within 3 km, the terrain around Chalkída has significant variations in elevation — a maximum elevation change of 275 m around an average of 20 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,008 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,722 m.

The land around Chalkída is covered by water (46%) and artificial surfaces (24%) within 3 km, trees (29%) and water (28%) within 16 km, and water (48%) and trees (27%) within 80 km.

3 km
275 m
16 km
1,008 m
80 km
1,722 m
treesshrubsgrasslandcroplandartificial surfaceswater
July weather nearby: Thívai 29 km · Fylí 41 km · Áno Liósia 43 km · Acharnés 44 km · Asprópyrgos 45 km · Néa Erythraía 45 km · Kamaterón 46 km · Metamórfosi 46 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 Chalkída (38.4635°, 23.6028°, elevation 22 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).