What January feels like in Isfahan
January is the coldest stretch of winter in Isfahan. The daytime air has a chill to it, though it is rarely bitter. Temperatures fall sharply after dark — a swing of roughly 12.3°C (22.1°F) — and nights drop well below freezing. Moderate humidity keeps the air pleasant.
Rain in Isfahan in January
Dry weather dominates, and an umbrella can mostly stay packed. Each rainy day adds about 4.8 mm (0.2 in), a proper wetting rather than a sprinkle. Across the year Isfahan averages about 4.5 mm per rainy day, so January is typical.
Daylight and sunshine in January
On 15 January the sun rises at about 7:05 am and sets around 5:19 pm local time, giving 10 h 13 min of daylight. Since mid-December the day has gained 12 min. The sun is out for roughly 88% of those daylight hours, so skies are mostly clear.
How January compares to the rest of the year
In Isfahan's temperature order, January sits as the coolest month. Compared with December, afternoons are 1.3°C (2.3°F) cooler, with about the same rain. This is the low point, and February starts to warm up. By February, typical highs are 12.9°C (55.2°F).
Who January suits
- Sightseeing: less ideal — it is cold for long walks.
- Parks & outdoor: less ideal — too cool to sit outside for long.
Tips for visiting Isfahan in January
Versatile Layers
Mornings and evenings are cooler than midday, so dress in layers.
Warm Layers
A proper winter coat, with gloves and a hat for early starts.
Sunglasses
Frequent sunshine — sunglasses and a light hat.
Quick questions
How warm is Isfahan in January?
Expect around 9.2°C (48.6°F) in the afternoon and -3.1°C (26.4°F) at night, which most visitors would call chilly.
Does it rain a lot in Isfahan in January?
No — January is one of the drier times, with about 3 rainy days and 15 mm in total.
What should I wear in Isfahan in January?
The numbers point to versatile layers, warm layers and sunglasses. Add a layer for after dark.
Is January or February better for visiting Isfahan?
February scores better on our climate ranking (#7 of 12 vs #10), rated Good against Fair. February is warmer.