Petrila in Summer
In summer (June, July and August), Petrila sees average daytime highs around 20°C and overnight lows near 10°C, with 501 mm of precipitation over about 58 wet days across the season. It is the warmest season of the year and the wettest season of the year.
Over the season highs climb from about 17°C in early June to 19°C by late August. The sky is clear or mostly clear about 27% of the time across summer, and the air most often feels dry.
Summer is Petrila's best season of the year to visit on our travel score. For the whole year in context, see Petrila's year-round climate.
- Avg daytime high
- 20°C
- warmest season of the year
- Avg overnight low
- 10°C
- Precipitation
- 501 mm
- 58 wet days
- Avg wind
- 5 km/h
- Travel score
- 5.0
- best season of the year
- Months
- Jun · Jul · Aug
Temperature in Petrila in Summer
Over the season highs climb from about 17°C in early June to 19°C by late August.
A typical summer day in Petrila reaches about 20°C and drops to 10°C overnight. The warmest of the three months is August, the coolest June.
How summer really feels in Petrila
Once humidity and wind are folded in, summer brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Petrila 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 | -1° / -7° | 55 | 11.2 | 11.5 | 8.9 | 0.0 |
| Feb | 0° / -6° | 55 | 11 | 10.7 | 10.1 | 0.0 |
| Mar | 4° / -3° | 77 | 13.6 | 11.4 | 11.6 | 0.1 |
| Apr | 10° / 1° | 119 | 17.8 | 5.8 | 13.2 | 1.8 |
| May | 15° / 6° | 170 | 22.2 | 1.2 | 14.7 | 3.2 |
| Jun | 19° / 9° | 184 | 20.9 | 0.1 | 15.4 | 4.4 |
| Jul | 20° / 11° | 174 | 19.5 | 0 | 15.1 | 5.1 |
| Aug | 21° / 11° | 143 | 17.9 | 0 | 13.9 | 5.4 |
| Sep | 16° / 7° | 102 | 13.8 | 0.2 | 12.3 | 4.7 |
| Oct | 11° / 3° | 73 | 10.3 | 2.2 | 10.7 | 2.8 |
| Nov | 5° / -1° | 62 | 10.6 | 6.5 | 9.3 | 0.5 |
| Dec | -0° / -6° | 66 | 11.4 | 10.8 | 8.6 | 0.0 |
Cloud cover in Summer
The sky is clear or mostly clear about 27% of the time across summer.
Chance of precipitation in Summer
Petrila gets around 501 mm of rain and snow over 58 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 5 km/h across summer.
Sunrise & sunset in Summer
Daylight runs from about 15 h 12 min in early June to 13 h 12 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 5.6 kWh/m².
Hazard calendar for Petrila
In summer, Petrila overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Petrila's rainy season runs April–September, when most of the year's rain falls.
Is summer a good time to visit Petrila?
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 Petrila for sightseeing.
What to pack for Petrila in Summer
From summer's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In summer, Petrila sees daytime highs around 20°C and nights near 10°C. Pack rain gear. Worth having: sun protection. About 58 days see rain.
UV index in Petrila in Summer
Clear-sky midday UV across summer averages around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Petrila peaks around July 15 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 4 | 8 | 6 | 8 | 9 | 8 | 5 | 3 | 2 | 1 |
| Level | Low | Moderate | Moderate | Very high | High | Very high | Very high | Very high | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Moderate |
| Mar | 4 | Moderate |
| Apr | 8 | Very high |
| May | 6 | High |
| Jun | 8 | Very high |
| Jul | 9 | Very high |
| Aug | 8 | Very high |
| Sep | 5 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Where is Petrila?
Petrila sits at 45.5°N, 23.4°E, 676 m above sea level, in Romania. The nearest listed city is Petroşani, 5.0 km away.
Topography around Petrila
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Petrila.
Within 3 km, the terrain around Petrila has significant variations in elevation — a maximum elevation change of 587 m around an average of 795 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,014 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,416 m.
The land around Petrila is covered by trees (53%) and grassland (39%) within 3 km, trees (76%) and grassland (22%) within 16 km, and trees (68%) and grassland (21%) within 80 km.
Romania travel facts
- Travel advisory
- Level 1
- Exercise Normal Precautions
- Power plugs
- Type C / F
- 230 V · 50 Hz
- Prices
- ≈ 44% of US
- price level, 2025
- GDP per capita
- $22,538
- 2025
- Happiness
- 6.6 / 10
- World Happiness, 2025
- Safe drinking water
- 82%
- of population, 2024
- Homicide rate
- 1.1
- per 100k, 2023
- Road deaths
- 10.3
- per 100k/yr, 2019
- Income group
- High
- World Bank
- English
- Very high
- EF EPI 605
- 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 Petrila (45.45°, 23.4167°, elevation 676 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.