Iran 
In numbers.
Feb–Apr
Dec
Best months
981m
Elevation
The water at Piran waterfall, month by month
It roars from March to April.
The fullest months: from March to April. The thinnest: from June to October.
- 48%Jan
- 73%Feb
- 100%Mar
- 81%Apr
- 35%May
- 8%Jun
- 1%Jul
- 0%Aug
- 0%Sep
- 9%Oct
- 43%Nov
- 49%Dec
Best months to go, with plenty of water and pleasant days: from February to April and December.
Estimate from rain, snowmelt and evaporation month by month (NASA POWER, 1991–2020) around the falls. Dams upstream can change the real flow.
Getting there.
- Sarpol-e Z̄ahābnearest town · 10 km in a straight line
- Parking 1,900 m awaynearest car park in OpenStreetMap, straight line
- Shahid Ashrafi Esfahani Airport (KSH)nearest airport with scheduled flights · 111 km in a straight line
- From February to April and Decemberbest months to go (estimate)
Plan your visit
Stay, explore and get there
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Seen from the sky.
8 × 8 km of cloud-free satellite image, with what OpenStreetMap knows around the falls.
N
2 km
Sentinel-2 cloudless 2016 (EOX, CC BY 4.0), 8 × 8 km, north up. Points © OpenStreetMap contributors.
What is around.
- —viewpoints
- —waymarked walking routes
- 1car parks
- —swimming spots
- —picnic sites
- —toilets
- —information boards and visitor centres
- —bus stops within 1 km
- 1other named waterfalls within 4 kmآبشار پیران
- —caves
- —campsites
- —hotels, B&Bs and huts within 6 km
- —restaurants and cafés within 3 km
Counted in OpenStreetMap, the map anyone can edit, up to 2 km around the falls (unless noted). A low number may just mean nobody has mapped it yet. © OpenStreetMap contributors (ODbL).
Towns nearby
- Sarpol-e Z̄ahāb10 km in a straight line
Weather
The weather, month by month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Afternoon °C | 9 | 11 | 16 | 22 | 28 | 36 | 40 | 39 | 34 | 27 | 17 | 12 |
| Night °C | -1 | 1 | 4 | 9 | 14 | 19 | 23 | 22 | 18 | 13 | 5 | 1 |
| Rain & snow (mm) | 51 | 52 | 56 | 49 | 18 | 1 | 1 | 1 | 1 | 26 | 52 | 44 |
| Wet days | 8 | 8 | 8 | 7 | 4 | 0 | 0 | 0 | 0 | 3 | 7 | 7 |
| Sun h/day | 5.3 | 6.4 | 7.6 | 8.5 | 10.7 | 13.7 | 12.6 | 11.9 | 11.1 | 8.4 | 6.6 | 5.5 |
| Snow on the ground (cm) | 13 | 11 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 8 |
Long-term averages 1991–2020 (NASA POWER) for a cell about 55 km wide, with temperatures carried to the height of the falls (981 m) at −6.5 °C per 1,000 m. Not a forecast.
Recent years
Wet years and dry years
Rain of each month as a share of the 1991–2020 average. A wet season above 100 % usually means a fuller waterfall.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020 | 76% | 225% | 161% | 114% | 32% | — | — | — | — | 1% | 209% | 62% |
| 2021 | 56% | 106% | 45% | 6% | 12% | — | — | — | — | 40% | 54% | 76% |
| 2022 | 99% | 82% | 38% | 87% | 56% | — | — | — | — | 12% | 72% | 104% |
| 2023 | 157% | 44% | 191% | 181% | 223% | — | — | — | — | 28% | 151% | 94% |
| 2024 | 60% | 154% | 174% | 122% | 517% | — | — | — | — | 2% | 195% | 85% |
| 2025 | 24% | 118% | 140% | 87% | 97% | — | — | — | — | 0% | 34% | 220% |
130% wetter than usual 70% drier than usual
Compare with the waterfalls nearby.
Piran waterfall
Iran
- —Height
- —Average flow
- Feb–Apr, DecBest months
About these numbers
| Names, height, width, river | Wikidata (Q10843131) · CC0 |
|---|---|
| Climate | NASA POWER, 1991–2020 |
| Relief, river profile, 3D model | Copernicus DEM GLO-30 · © DLR e.V., © Airbus Defence and Space GmbH, Copernicus/ESA |
| Paths, viewpoints, parking | © OpenStreetMap contributors · ODbL |
| Images | EOX Sentinel-2 cloudless 2016 · CC BY 4.0; Wikimedia Commons |
Every figure is an average, an estimate or a count from a public dataset. Licences and methods: data sources.
The family
Do you prefer beaches, lakes, mountains, waterfalls, islands, rivers, canyons, caves, dark skies, viewpoints, birdwatching or forests?
Same idea, other landscapes: field atlases built on open data, month by month, in seven languages.
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Find your beach: sea temperature, sun and swimming month by month.Visit 
lakes
Every lake on Earth: water temperature, ice, depth and the shore.Coming soonVisit 
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Every summit in 3D: summit weather, the 0 °C line, huts and trails.Visit 
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Every waterfall: height, flow month by month and when it roars.You are here
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Every island from the sea up: size, sea temperature, ferries and 3D.Visit 
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Every river from source to sea: the journey, the flow and the basin in numbers.Visit 
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Every canyon cut to scale: depth to the floor, rim and floor temperatures, trails and viewpoints.Visit 
caves
Every cave with its real depth and length: the rock above, the temperature inside all year, and how to visit.Coming soonVisit 
dark skies
Where the night is still dark: the sky of every place, the Milky Way month by month, the Moon, eclipses and auroras.Coming soonVisit 
viewpoints
Every viewpoint with its real 360° panorama: the peaks you can name, how far you see and where the sun sets.Coming soonVisit 
birdwatching
Every bird sanctuary and wetland with the species recorded month by month: who is resident, who comes for the summer, who only passes through.Coming soonVisit 
forests
Every forest with its land-cover rings, what grows and lives in it, and the best months to walk it.Coming soonVisit