Eyvān in Winter
In winter (December, January and February), Eyvān sees average daytime highs around 10°C and overnight lows near 1°C, with 266 mm of precipitation over about 29 wet days across the season. It is the coldest season of the year and the wettest season of the year.
Across winter, daytime highs hold fairly steady around 10°C. The sky is clear or mostly clear about 48% of the time across winter, and the air most often feels dry.
Winter is Eyvān's weakest season of the year to visit on our travel score. For the whole year in context, see Eyvān's year-round climate.
- Avg daytime high
- 10°C
- coldest season of the year
- Avg overnight low
- 1°C
- Precipitation
- 266 mm
- 29 wet days
- Avg wind
- 7 km/h
- Travel score
- 2.6
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Eyvān in Winter
Across winter, daytime highs hold fairly steady around 10°C.
A typical winter day in Eyvān reaches about 10°C and drops to 1°C overnight. The warmest of the three months is December, the coolest January.
How winter really feels in Eyvān
Once humidity and wind are folded in, winter brings about 0 days that feel above 32°C and 71 that feel at or below 0°C.
The story in winter is cold — wind chill drags the overnight "feels like" below the raw low.
Eyvān weather by month
How the three winter months (December, January and February) 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 | 9° / -0° | 94 | 10.1 | 3.8 | 10 | 2.0 |
| Feb | 11° / 1° | 90 | 10.3 | 2.5 | 10.7 | 2.7 |
| Mar | 15° / 5° | 95 | 10.4 | 0.9 | 11.7 | 4.8 |
| Apr | 21° / 9° | 62 | 8.6 | 0 | 12.8 | 6.9 |
| May | 27° / 14° | 19 | 3.7 | 0 | 13.7 | 7.4 |
| Jun | 34° / 19° | 1 | 0.2 | 0 | 14.2 | 4.3 |
| Jul | 37° / 22° | 0 | 0.1 | 0 | 14 | 2.2 |
| Aug | 37° / 21° | 0 | 0.1 | 0 | 13.3 | 2.2 |
| Sep | 33° / 17° | 1 | 0.3 | 0 | 12.2 | 5.1 |
| Oct | 26° / 12° | 28 | 3.6 | 0 | 11.1 | 8.0 |
| Nov | 17° / 6° | 74 | 7.7 | 0.1 | 10.2 | 5.8 |
| Dec | 12° / 2° | 81 | 8.8 | 1.3 | 9.8 | 3.2 |
Cloud cover in Winter
The sky is clear or mostly clear about 48% of the time across winter.
Chance of precipitation in Winter
Eyvān gets around 266 mm of rain and snow over 29 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 7 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 9 h 54 min in early December to 11 h 12 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 3.4 kWh/m².
Hazard calendar for Eyvān
In winter, Eyvān overlaps its rainy season season. The full year is below, with each hazard's peak months called out.
Eyvān's rainy season runs November–April, when most of the year's rain falls.
Eyvān sees seasonal dust haze (April–May), heaviest in May.
Is winter a good time to visit Eyvān?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a weaker month for outdoor sightseeing in Eyvān.
What to pack for Eyvān in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Eyvān sees daytime highs around 10°C and nights near 1°C. Pack a warm layer. Worth having: rain gear. About 29 days see rain.
UV index in Eyvān in Winter
Clear-sky midday UV across winter averages around 3 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Eyvān peaks around June 15 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 3 (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) | 3 | 4 | 6 | 7 | 10 | 11 | 9 | 11 | 8 | 6 | 4 | 3 |
| Level | Moderate | Moderate | High | High | Very high | Extreme | Very high | Extreme | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 3 | Moderate |
| Feb | 4 | Moderate |
| Mar | 6 | High |
| Apr | 7 | High |
| May | 10 | Very high |
| Jun | 11 | Extreme |
| Jul | 9 | Very high |
| Aug | 11 | Extreme |
| Sep | 8 | Very high |
| Oct | 6 | High |
| Nov | 4 | Moderate |
| Dec | 3 | Moderate |
Air quality in Eyvān in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter falls, not just the annual average.
Air quality in Eyvān is worst in May — around 41 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 28 | 31 | 37 | 40 | 41 | 35 | 34 | 33 | 32 | 32 | 27 | 27 |
| Level | Moderate | Moderate | Poor | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 28 | Moderate |
| Feb | 31 | Moderate |
| Mar | 37 | Poor |
| Apr | 40 | Poor |
| May | 41 | Poor |
| Jun | 35 | Moderate |
| Jul | 34 | Moderate |
| Aug | 33 | Moderate |
| Sep | 32 | Moderate |
| Oct | 32 | Moderate |
| Nov | 27 | Moderate |
| Dec | 27 | Moderate |
Where is Eyvān?
Eyvān sits at 33.8°N, 46.3°E, 1,184 m above sea level, in Iran. The nearest listed city is Īlām, 24 km away.
Topography around Eyvān
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Eyvān.
Within 3 km, the terrain around Eyvān has large variations in elevation — a maximum elevation change of 701 m around an average of 1,303 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,464 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,728 m.
The land around Eyvān is covered by grassland (43%) and cropland (39%) within 3 km, grassland (63%) and cropland (23%) within 16 km, and grassland (56%) and cropland (23%) 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 Eyvān (33.8272°, 46.3097°, elevation 1,184 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.