Jahrom in Winter
In winter (December, January and February), Jahrom sees average daytime highs around 17°C and overnight lows near 5°C, with 160 mm of rain over about 15 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 17°C. The sky is clear or mostly clear about 66% of the time across winter, and the air most often feels dry.
Winter is Jahrom's 2nd-best season to visit on our travel score. For the whole year in context, see Jahrom's year-round climate.
- Avg daytime high
- 17°C
- coldest season of the year
- Avg overnight low
- 5°C
- Rainfall
- 160 mm
- 15 wet days
- Avg wind
- 5 km/h
- Travel score
- 6.5
- 2nd-best season
- Months
- Dec · Jan · Feb
Temperature in Jahrom in Winter
Across winter, daytime highs hold fairly steady around 17°C.
A typical winter day in Jahrom reaches about 17°C and drops to 5°C overnight. The warmest of the three months is December, the coolest January.
How winter really feels in Jahrom
Once humidity and wind are folded in, winter brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
winter sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Jahrom 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 | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 15° / 4° | 65 | 5.9 | 10.4 | 5.5 |
| Feb | 17° / 6° | 49 | 5.1 | 11 | 6.7 |
| Mar | 21° / 10° | 50 | 4.9 | 11.8 | 7.8 |
| Apr | 27° / 15° | 13 | 2.1 | 12.7 | 7.7 |
| May | 34° / 20° | 1 | 0.3 | 13.4 | 4.1 |
| Jun | 38° / 24° | 0 | 0.1 | 13.8 | 1.2 |
| Jul | 40° / 26° | 1 | 0.4 | 13.6 | 0.4 |
| Aug | 39° / 25° | 2 | 0.8 | 13 | 0.9 |
| Sep | 36° / 21° | 1 | 0.2 | 12.2 | 3.2 |
| Oct | 30° / 15° | 1 | 0.2 | 11.3 | 6.8 |
| Nov | 23° / 10° | 15 | 2.1 | 10.6 | 8.5 |
| Dec | 18° / 6° | 45 | 3.5 | 10.2 | 7.2 |
Cloud cover in Winter
The sky is clear or mostly clear about 66% of the time across winter.
Chance of precipitation in Winter
Jahrom gets around 160 mm of rain over 15 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 5 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 10 h 18 min in early December to 11 h 18 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 4.2 kWh/m².
Hazard calendar for Jahrom
None of Jahrom's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.
Jahrom sees seasonal dust haze (April–May), heaviest in April.
Is winter a good time to visit Jahrom?
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 reasonable time to visit Jahrom for sightseeing.
What to pack for Jahrom in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Jahrom sees daytime highs around 17°C and nights near 5°C. Worth packing: a warm layer and sun protection. About 15 days see rain.
UV index in Jahrom in Winter
Clear-sky midday UV across winter averages around 5 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Jahrom peaks around June 17 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 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) | 5 | 7 | 8 | 8 | 10 | 12 | 11 | 10 | 10 | 8 | 6 | 4 |
| Level | Moderate | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Very high | Very high | High | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 5 | Moderate |
| Feb | 7 | Very high |
| Mar | 8 | Very high |
| Apr | 8 | Very high |
| May | 10 | Extreme |
| Jun | 12 | Extreme |
| Jul | 11 | Extreme |
| Aug | 10 | Extreme |
| Sep | 10 | Very high |
| Oct | 8 | Very high |
| Nov | 6 | High |
| Dec | 4 | Moderate |
Air quality in Jahrom 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 Jahrom is worst in April — around 37 µg/m³ PM2.5 (poor), about 1.7× the cleanest month (November, 22 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) | 26 | 29 | 33 | 37 | 36 | 29 | 37 | 27 | 26 | 24 | 22 | 24 |
| Level | Moderate | Moderate | Moderate | Poor | Poor | Moderate | Poor | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 26 | Moderate |
| Feb | 29 | Moderate |
| Mar | 33 | Moderate |
| Apr | 37 | Poor |
| May | 36 | Poor |
| Jun | 29 | Moderate |
| Jul | 37 | Poor |
| Aug | 27 | Moderate |
| Sep | 26 | Moderate |
| Oct | 24 | Moderate |
| Nov | 22 | Moderate |
| Dec | 24 | Moderate |
Where is Jahrom?
Jahrom sits at 28.5°N, 53.6°E, 1,050 m above sea level, in Iran. The nearest listed city is Fasā, 49 km away.
Topography around Jahrom
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Jahrom.
Within 3 km, the terrain around Jahrom has significant variations in elevation — a maximum elevation change of 359 m around an average of 1,075 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,695 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,670 m.
The land around Jahrom is covered by artificial surfaces (51%) and bare terrain (25%) within 3 km, bare terrain (65%) within 16 km, and bare terrain (71%) 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 Jahrom (28.5°, 53.5605°, elevation 1,050 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.