Sparta in Summer
In summer (June, July and August), Sparta sees average daytime highs around 29°C and overnight lows near 18°C, with 60 mm of rain over about 11 wet days across the season. It is the warmest season of the year and the driest season of the year.
Over the season highs climb from about 25°C in early June to 29°C by late August. The sky is clear or mostly clear about 83% of the time across summer, and the air most often feels dry.
Summer is Sparta's 2nd-best season to visit on our travel score. For the whole year in context, see Sparta's year-round climate.
- Avg daytime high
- 29°C
- warmest season of the year
- Avg overnight low
- 18°C
- Rainfall
- 60 mm
- 11 wet days
- Avg wind
- 6 km/h
- Travel score
- 6.6
- 2nd-best season
- Months
- Jun · Jul · Aug
Temperature in Sparta in Summer
Over the season highs climb from about 25°C in early June to 29°C by late August.
A typical summer day in Sparta reaches about 29°C and drops to 18°C overnight. The warmest of the three months is July, the coolest June.
Sparta weather by month
How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 11° / 3° | 85 | 10.5 | 1.3 | 9.7 | 2.7 |
| Feb | 12° / 4° | 83 | 10.8 | 1.8 | 10.6 | 2.9 |
| Mar | 14° / 5° | 74 | 10.1 | 0.7 | 11.7 | 4.2 |
| Apr | 18° / 8° | 48 | 8.1 | 0 | 12.9 | 6.1 |
| May | 23° / 12° | 41 | 7.7 | 0 | 14 | 7.6 |
| Jun | 28° / 17° | 27 | 4.1 | 0 | 14.5 | 7.5 |
| Jul | 30° / 19° | 13 | 3 | 0 | 14.3 | 6.2 |
| Aug | 30° / 20° | 19 | 4.3 | 0 | 13.4 | 6.1 |
| Sep | 26° / 16° | 35 | 5.7 | 0 | 12.3 | 7.8 |
| Oct | 22° / 12° | 49 | 6.6 | 0 | 11 | 7.4 |
| Nov | 16° / 8° | 89 | 8.6 | 0 | 10 | 5.5 |
| Dec | 12° / 5° | 96 | 11.1 | 1.1 | 9.5 | 3.2 |
Cloud cover in Summer
The sky is clear or mostly clear about 83% of the time across summer.
Chance of precipitation in Summer
Sparta gets around 60 mm of rain over 11 wet days across summer. The line is the day-by-day chance of measurable precipitation.
Humidity in Summer
Most of summer feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Summer
Winds average 6 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 14 h 24 min in early June to 12 h 54 min by late August. The lit band spans sunrise to sunset each day.
Solar energy in Summer
Average shortwave solar energy reaching the ground each day across summer, about 7.2 kWh/m².
Hazard calendar for Sparta
None of Sparta's seasonal hazards peak in summer. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Sparta's rainy season runs October–April, when most of the year's rain falls.
Is summer a good time to visit Sparta?
Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
summer is a reasonable time to visit Sparta for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Sparta in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Sparta sees daytime highs around 29°C and nights near 18°C. Pack light clothes and sun protection. About 11 days see rain.
Sea temperature near Sparta in Summer
The nearest coast averages about 24°C across summer — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 35 km away) is warmest in August at about 26°C and coldest in February near 16°C.
It's comfortable for a long swim from May 28 to Nov 26 — about 6 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 16 | 16 | 16 | 16 | 19 | 22 | 25 | 26 | 25 | 23 | 21 | 18 |
| Comfort | Cool | Cool | Cool | Cool | Cool | Refreshing | Warm | Warm | Warm | Refreshing | Refreshing | Cool |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 16 | Cool |
| Feb | 16 | Cool |
| Mar | 16 | Cool |
| Apr | 16 | Cool |
| May | 19 | Cool |
| Jun | 22 | Refreshing |
| Jul | 25 | Warm |
| Aug | 26 | Warm |
| Sep | 25 | Warm |
| Oct | 23 | Refreshing |
| Nov | 21 | Refreshing |
| Dec | 18 | Cool |
UV index in Sparta in Summer
Clear-sky midday UV across summer averages 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 Sparta peaks around June 22 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 2 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 2 | 3 | 5 | 8 | 7 | 10 | 9 | 9 | 7 | 5 | 3 | 2 |
| Level | Low | Moderate | High | Very high | Very high | Very high | Very high | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 2 | Low |
| Feb | 3 | Moderate |
| Mar | 5 | High |
| Apr | 8 | Very high |
| May | 7 | Very high |
| Jun | 10 | Very high |
| Jul | 9 | Very high |
| Aug | 9 | Very high |
| Sep | 7 | Very high |
| Oct | 5 | High |
| Nov | 3 | Moderate |
| Dec | 2 | Moderate |
Air quality in Sparta in Summer
Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.
Air quality in Sparta is worst in April — around 15 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (September, 8 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 11 | 13 | 14 | 15 | 13 | 11 | 11 | 15 | 8 | 9 | 10 | 8 |
| Level | Good | Moderate | Moderate | Moderate | Moderate | Good | Good | Moderate | Good | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 11 | Good |
| Feb | 13 | Moderate |
| Mar | 14 | Moderate |
| Apr | 15 | Moderate |
| May | 13 | Moderate |
| Jun | 11 | Good |
| Jul | 11 | Good |
| Aug | 15 | Moderate |
| Sep | 8 | Good |
| Oct | 9 | Good |
| Nov | 10 | Good |
| Dec | 8 | Good |
Where is Sparta?
Sparta sits at 37.1°N, 22.4°E, 206 m above sea level, in Greece. The nearest listed city is Kalamata, 28 km away.
Topography around Sparta
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Sparta.
Within 3 km, the terrain around Sparta has only modest variations in elevation — a maximum elevation change of 177 m around an average of 219 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,285 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,372 m.
The land around Sparta is covered by trees (66%) within 3 km, trees (66%) within 16 km, and trees (42%) and water (39%) within 80 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
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 Sparta (37.0745°, 22.4301°, elevation 206 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.