Surian weather in June
In June, Surian sees average daytime highs of 32°C and overnight lows near 19°C, with 2 mm of rain across 0.2 wet days and about 13.9 hours of daylight. It is the 2nd-warmest and 9th-wettest month of the year here.
Highs climb over the month, from about 31°C in the first days to 34°C by the end. The sky is clear or mostly clear about 77% of the time in June, and the air most often feels dry.
Daylight stretches from about 13 h 48 min at the start of June to 14 hours by month's end. Set against the rest of the year, June is Surian's 4th-clearest and 9th-windiest month. For the whole year in context, see Surian's year-round climate.
- Daytime high
- 32°
- 2nd warmest
- Overnight low
- 19°
- 10th coldest
- Rainfall
- 2 mm
- 0.2 wet days
- Daylight
- 14 hours
- 4:57 AM – 6:54 PM
- Cloud cover
- 19%
- 4th clearest
- Wind
- 10 km/h
- 9th windiest
- Solar energy
- 8 kWh/m²
- Travel score
- 5.3
- out of 10
Surian is city in Fars Province, Iran.
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in June
Highs climb over the month, from about 31°C in the first days to 34°C by the end.
A typical June day in Surian reaches about 32°C in the afternoon and slips back to 19°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 35°C. Set against its neighbours, June runs about 5°C warmer than May and about 2°C cooler than July.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°C) | 30 | 30 | 31 | 31 | 31 | 31 | 31 | 31 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 33 | 34 | 34 | 34 | 34 |
| Avg low (°C) | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 19 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 |
| Avg high (°C) | Avg low (°C) | |
|---|---|---|
| 1 | 30 | 17 |
| 2 | 30 | 18 |
| 3 | 31 | 18 |
| 4 | 31 | 18 |
| 5 | 31 | 18 |
| 6 | 31 | 18 |
| 7 | 31 | 18 |
| 8 | 31 | 18 |
| 9 | 32 | 19 |
| 10 | 32 | 19 |
| 11 | 32 | 19 |
| 12 | 32 | 19 |
| 13 | 32 | 19 |
| 14 | 32 | 19 |
| 15 | 32 | 19 |
| 16 | 32 | 19 |
| 17 | 32 | 20 |
| 18 | 33 | 20 |
| 19 | 33 | 20 |
| 20 | 33 | 20 |
| 21 | 33 | 20 |
| 22 | 33 | 20 |
| 23 | 33 | 20 |
| 24 | 33 | 20 |
| 25 | 33 | 20 |
| 26 | 33 | 21 |
| 27 | 34 | 21 |
| 28 | 34 | 21 |
| 29 | 34 | 21 |
| 30 | 34 | 21 |
How June really feels in Surian
Once humidity and wind are folded in, June averages 18 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.
The story in June is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Surian weather by month
How June compares with the rest of the year at a glance. June is the 2nd-warmest and 9th-wettest month here — the current month is highlighted below.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 9° / -2° | 22 | 4.2 | 1.9 | 10.3 | 2.4 |
| Feb | 12° / 1° | 17 | 3.6 | 0.9 | 10.9 | 3.9 |
| Mar | 16° / 4° | 23 | 5.1 | 0.2 | 11.8 | 6.0 |
| Apr | 21° / 9° | 21 | 5.4 | 0 | 12.7 | 7.4 |
| May | 27° / 14° | 11 | 3.2 | 0 | 13.5 | 7.7 |
| Jun | 32° / 19° | 2 | 0.2 | 0 | 13.9 | 5.3 |
| Jul | 34° / 22° | 0 | 0.1 | 0 | 13.8 | 4.3 |
| Aug | 32° / 20° | 0 | 0.1 | 0 | 13.1 | 5.4 |
| Sep | 29° / 16° | 0 | 0.1 | 0 | 12.2 | 7.5 |
| Oct | 23° / 10° | 5 | 1.3 | 0 | 11.3 | 9.0 |
| Nov | 16° / 4° | 12 | 2.7 | 0.1 | 10.5 | 6.3 |
| Dec | 12° / 0° | 16 | 2.9 | 0.8 | 10.1 | 3.8 |
Cloud cover in June
The sky is clear or mostly clear about 77% of the time in June.
Beyond those clear spells, partly cloudy skies cover about 16% of June, with mostly cloudy or overcast conditions the remaining 6%.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 92 | 92 | 93 | 93 | 93 | 95 | 95 | 94 | 94 | 95 | 95 | 95 | 95 | 94 | 94 | 94 | 94 | 94 | 94 | 94 | 93 | 93 | 93 | 93 | 93 | 93 | 93 | 93 | 93 | 93 |
| Cloudier (%) | 8 | 8 | 7 | 7 | 7 | 5 | 5 | 6 | 6 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 92 | 8 |
| 2 | 92 | 8 |
| 3 | 93 | 7 |
| 4 | 93 | 7 |
| 5 | 93 | 7 |
| 6 | 95 | 5 |
| 7 | 95 | 5 |
| 8 | 94 | 6 |
| 9 | 94 | 6 |
| 10 | 95 | 5 |
| 11 | 95 | 5 |
| 12 | 95 | 5 |
| 13 | 95 | 5 |
| 14 | 94 | 6 |
| 15 | 94 | 6 |
| 16 | 94 | 6 |
| 17 | 94 | 6 |
| 18 | 94 | 6 |
| 19 | 94 | 6 |
| 20 | 94 | 6 |
| 21 | 93 | 7 |
| 22 | 93 | 7 |
| 23 | 93 | 7 |
| 24 | 93 | 7 |
| 25 | 93 | 7 |
| 26 | 93 | 7 |
| 27 | 93 | 7 |
| 28 | 93 | 7 |
| 29 | 93 | 7 |
| 30 | 93 | 7 |
Chance of precipitation in June
Surian gets around 2 mm of rain over 0.2 wet days in June. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable rain averages around 1% and peaks near 2% on the wettest days.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Rain chance (%) | |
|---|---|
| 1 | 2 |
| 2 | 2 |
| 3 | 2 |
| 4 | 2 |
| 5 | 1 |
| 6 | 1 |
| 7 | 1 |
| 8 | 1 |
| 9 | 1 |
| 10 | 1 |
| 11 | 1 |
| 12 | 1 |
| 13 | 1 |
| 14 | 1 |
| 15 | 1 |
| 16 | 1 |
| 17 | 1 |
| 18 | 1 |
| 19 | 1 |
| 20 | 1 |
| 21 | 1 |
| 22 | 1 |
| 23 | 1 |
| 24 | 1 |
| 25 | 1 |
| 26 | 1 |
| 27 | 1 |
| 28 | 1 |
| 29 | 1 |
| 30 | 1 |
Humidity in June
Most of June feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, June lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| Dry (%) | |
|---|---|
| 1 | 100 |
| 2 | 100 |
| 3 | 100 |
| 4 | 100 |
| 5 | 100 |
| 6 | 100 |
| 7 | 100 |
| 8 | 100 |
| 9 | 100 |
| 10 | 100 |
| 11 | 100 |
| 12 | 100 |
| 13 | 100 |
| 14 | 100 |
| 15 | 100 |
| 16 | 100 |
| 17 | 100 |
| 18 | 100 |
| 19 | 100 |
| 20 | 100 |
| 21 | 100 |
| 22 | 100 |
| 23 | 100 |
| 24 | 100 |
| 25 | 100 |
| 26 | 100 |
| 27 | 100 |
| 28 | 100 |
| 29 | 100 |
| 30 | 100 |
Wind in June
Winds average 10 km/h in June.
Across June, daily wind ranges from about 10 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (km/h) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 11 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (km/h) | Feels | |
|---|---|---|
| 1 | 10 | calm |
| 2 | 10 | calm |
| 3 | 10 | calm |
| 4 | 10 | calm |
| 5 | 10 | calm |
| 6 | 10 | calm |
| 7 | 10 | calm |
| 8 | 10 | calm |
| 9 | 10 | calm |
| 10 | 10 | calm |
| 11 | 10 | calm |
| 12 | 10 | calm |
| 13 | 10 | calm |
| 14 | 10 | calm |
| 15 | 10 | calm |
| 16 | 10 | calm |
| 17 | 10 | calm |
| 18 | 10 | calm |
| 19 | 10 | calm |
| 20 | 10 | calm |
| 21 | 10 | calm |
| 22 | 10 | calm |
| 23 | 10 | calm |
| 24 | 10 | calm |
| 25 | 10 | calm |
| 26 | 10 | calm |
| 27 | 10 | calm |
| 28 | 10 | calm |
| 29 | 10 | calm |
| 30 | 11 | calm |
Sunrise & sunset in June
Daylight runs from about 13 h 48 min at the start of June to 14 hours by month's end. The lit band spans sunrise to sunset each day.
Days grow by about 12 minutes over June. Sunrise moves from 4:58 AM to 5:00 AM, and sunset from 6:47 PM to 6:57 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 13.8 | 13.8 | 13.8 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 13.9 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 | 14.0 |
| Sunrise (AM) | 4:58 | 4:58 | 4:58 | 4:58 | 4:57 | 4:57 | 4:57 | 4:57 | 4:57 | 4:57 | 4:57 | 4:57 | 4:57 | 4:57 | 4:57 | 4:57 | 4:57 | 4:57 | 4:57 | 4:57 | 4:58 | 4:58 | 4:58 | 4:58 | 4:59 | 4:59 | 4:59 | 4:59 | 5:00 | 5:00 |
| Sunset (PM) | 6:47 | 6:48 | 6:49 | 6:49 | 6:50 | 6:50 | 6:51 | 6:51 | 6:52 | 6:52 | 6:52 | 6:53 | 6:53 | 6:54 | 6:54 | 6:54 | 6:55 | 6:55 | 6:55 | 6:55 | 6:56 | 6:56 | 6:56 | 6:56 | 6:57 | 6:57 | 6:57 | 6:57 | 6:57 | 6:57 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 13.8 | 4:58 | 6:47 |
| 2 | 13.8 | 4:58 | 6:48 |
| 3 | 13.8 | 4:58 | 6:49 |
| 4 | 13.9 | 4:58 | 6:49 |
| 5 | 13.9 | 4:57 | 6:50 |
| 6 | 13.9 | 4:57 | 6:50 |
| 7 | 13.9 | 4:57 | 6:51 |
| 8 | 13.9 | 4:57 | 6:51 |
| 9 | 13.9 | 4:57 | 6:52 |
| 10 | 13.9 | 4:57 | 6:52 |
| 11 | 13.9 | 4:57 | 6:52 |
| 12 | 13.9 | 4:57 | 6:53 |
| 13 | 13.9 | 4:57 | 6:53 |
| 14 | 13.9 | 4:57 | 6:54 |
| 15 | 14.0 | 4:57 | 6:54 |
| 16 | 14.0 | 4:57 | 6:54 |
| 17 | 14.0 | 4:57 | 6:55 |
| 18 | 14.0 | 4:57 | 6:55 |
| 19 | 14.0 | 4:57 | 6:55 |
| 20 | 14.0 | 4:57 | 6:55 |
| 21 | 14.0 | 4:58 | 6:56 |
| 22 | 14.0 | 4:58 | 6:56 |
| 23 | 14.0 | 4:58 | 6:56 |
| 24 | 14.0 | 4:58 | 6:56 |
| 25 | 14.0 | 4:59 | 6:57 |
| 26 | 14.0 | 4:59 | 6:57 |
| 27 | 14.0 | 4:59 | 6:57 |
| 28 | 14.0 | 4:59 | 6:57 |
| 29 | 14.0 | 5:00 | 6:57 |
| 30 | 14.0 | 5:00 | 6:57 |
Solar energy in June
Average shortwave solar energy reaching the ground each day in June, about 8 kWh/m² — the sunniest month for solar.
For context, solar energy here swings from a low near 3.61 kWh/m² to a high of 8 kWh/m² in June across the year — June's 8 kWh/m² sits near the top of that range.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 8.0 | 8.0 | 8.0 | 8.0 | 8.1 | 8.1 | 8.1 | 8.1 | 8.1 | 8.1 | 8.1 | 8.0 | 8.0 | 8.0 | 8.0 | 8.0 | 8.0 | 8.0 | 8.0 | 8.0 | 7.9 | 7.9 | 7.9 | 7.9 | 7.9 | 7.9 | 7.9 | 7.8 | 7.8 | 7.8 |
| Level | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense | Intense |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 8.0 | Intense |
| 2 | 8.0 | Intense |
| 3 | 8.0 | Intense |
| 4 | 8.0 | Intense |
| 5 | 8.1 | Intense |
| 6 | 8.1 | Intense |
| 7 | 8.1 | Intense |
| 8 | 8.1 | Intense |
| 9 | 8.1 | Intense |
| 10 | 8.1 | Intense |
| 11 | 8.1 | Intense |
| 12 | 8.0 | Intense |
| 13 | 8.0 | Intense |
| 14 | 8.0 | Intense |
| 15 | 8.0 | Intense |
| 16 | 8.0 | Intense |
| 17 | 8.0 | Intense |
| 18 | 8.0 | Intense |
| 19 | 8.0 | Intense |
| 20 | 8.0 | Intense |
| 21 | 7.9 | Intense |
| 22 | 7.9 | Intense |
| 23 | 7.9 | Intense |
| 24 | 7.9 | Intense |
| 25 | 7.9 | Intense |
| 26 | 7.9 | Intense |
| 27 | 7.9 | Intense |
| 28 | 7.8 | Intense |
| 29 | 7.8 | Intense |
| 30 | 7.8 | Intense |
Is June a good time to visit Surian?
Our two travel scores rate June for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
June is a reasonable time to visit Surian for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Surian in June
From June's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In June, Surian sees daytime highs around 32°C and nights near 19°C. Pack light clothes and sun protection.
UV index in Surian in June
Clear-sky midday UV in June peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Surian peaks around July 16 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 at about 4 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 4 | 7 | 8 | 9 | 11 | 12 | 12 | 11 | 10 | 8 | 5 | 4 |
| Level | Moderate | High | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Very high | Very high | High | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 4 | Moderate |
| Feb | 7 | High |
| Mar | 8 | Very high |
| Apr | 9 | Very high |
| May | 11 | Extreme |
| Jun | 12 | Extreme |
| Jul | 12 | Extreme |
| Aug | 11 | Extreme |
| Sep | 10 | Very high |
| Oct | 8 | Very high |
| Nov | 5 | High |
| Dec | 4 | Moderate |
Air quality in Surian in June
Average fine-particle pollution (PM2.5) through the year — so you can see where June falls, not just the annual average.
Air quality in Surian is worst in April — around 32 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (November, 13 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) | 17 | 22 | 25 | 32 | 29 | 19 | 24 | 17 | 20 | 18 | 13 | 14 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 17 | Moderate |
| Feb | 22 | Moderate |
| Mar | 25 | Moderate |
| Apr | 32 | Moderate |
| May | 29 | Moderate |
| Jun | 19 | Moderate |
| Jul | 24 | Moderate |
| Aug | 17 | Moderate |
| Sep | 20 | Moderate |
| Oct | 18 | Moderate |
| Nov | 13 | Moderate |
| Dec | 14 | Moderate |
Where is Surian?
Surian sits at 30.5°N, 53.7°E, 2,182 m above sea level, in Iran. The nearest listed city is Şafāshahr, 47 km away.
Topography around Surian
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Surian.
Within 3 km, the terrain around Surian has significant variations in elevation — a maximum elevation change of 310 m around an average of 2,234 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,532 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,988 m.
The land around Surian is covered by bare terrain (67%) and cropland (23%) within 3 km, bare terrain (75%) within 16 km, and bare terrain (79%) within 80 km.
Iran travel facts
- Travel advisory
- Level 4
- Do Not Travel
- Power plugs
- Type C / F
- 220 V · 50 Hz
- Prices
- ≈ 352% of US
- price level, 2025
- GDP per capita
- $3,924
- 2025
- Happiness
- 5.2 / 10
- World Happiness, 2025
- Safe drinking water
- 94%
- of population, 2024
- Homicide rate
- 2.4
- per 100k, 2014
- Road deaths
- 21.5
- per 100k/yr, 2019
- Income group
- Upper middle
- World Bank
- English
- Low
- EF EPI 492
- 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 Surian (30.4551°, 53.651°, elevation 2,182 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. 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).