Naţanz weather in January

In January, Naţanz sees average daytime highs of 9°C and overnight lows near -0°C, with 24 mm of precipitation across 5.2 wet days and about 10 hours of daylight. It is the 12th-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 9°C through the month. The sky is clear or mostly clear about 60% of the time in January, and the air most often feels dry.

Daylight stretches from about 9 h 48 min at the start of January to 10 h 18 min by month's end. Set against the rest of the year, January is Naţanz's 7th-clearest and 10th-windiest month. For the whole year in context, see Naţanz's year-round climate.

Daytime high
12th warmest
Overnight low
-0°
1st coldest
Precipitation
24 mm
5.2 wet days
Daylight
10 hours
7:11 AM – 5:12 PM
Cloud cover
37%
7th clearest
Wind
6 km/h
10th windiest
Solar energy
3.52 kWh/m²
Travel score
2.2
out of 10

Naţanz is city in Isfahan Province, Iran.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 9°C through the month.

A typical January day in Naţanz reaches about 9°C in the afternoon and slips back to -0°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 3°C and 15°C. Set against its neighbours, January runs about 2°C cooler than December and about 3°C cooler than February.

-10°10°20°151015202531
Avg high (°C)Avg low (°C)
1101
2101
3100
4100
5100
6100
790
890
990
1090
1190
1290
139-1
149-1
159-1
169-1
179-1
189-1
199-1
209-1
219-1
229-1
239-1
249-1
259-1
269-1
279-1
2890
29100
30100
31100

How January really feels in Naţanz

Once humidity and wind are folded in, January averages 0 days that feel above 32°C and 31 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
31
wind chill below the day's low

The story in January is cold — wind chill drags the overnight "feels like" below the raw low.

Naţanz weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -0°245.23.3102.2
Feb12° / 214.91.610.83.8
Mar17° / 316.91.111.76.1
Apr23° / 12°297.40.112.87.3
May28° / 17°174.9013.76.8
Jun34° / 22°20.5014.24.2
Jul36° / 24°10.20142.8
Aug35° / 23°00013.23.5
Sep31° / 19°10.1012.26.0
Oct25° / 13°92.7011.28.5
Nov16° / 224.80.610.35.8
Dec11° / 194.91.79.83.3

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 60% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 12% of January, with mostly cloudy or overcast conditions the remaining 28%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17525
27525
37525
47426
57327
67327
77228
87228
97228
107228
117129
127129
137129
147129
157129
167030
177030
187030
197030
207129
217129
227129
237129
247228
257228
267228
277228
287327
297327
307327
317327

Chance of precipitation in January

Any precipitationSnow

Naţanz gets around 24 mm of rain and snow over 5.2 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 16% and peaks near 19% on the wettest days, and about 3 days bring snow.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
1127
2127
3138
4138
5149
61410
71510
81611
91611
101712
111712
121812
131812
141813
151813
161913
171913
181812
191812
201812
211811
221811
231811
241710
251710
261710
27179
28179
29179
30169
31168

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

Most of January feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, January lands in the dry band about 100% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)
1100
2100
3100
4100
5100
6100
7100
8100
9100
10100
11100
12100
13100
14100
15100
16100
17100
18100
19100
20100
21100
22100
23100
24100
25100
26100
27100
28100
29100
30100
31100

Wind in January

Winds average 6 km/h in January.

Across January, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 9 h 48 min at the start of January to 10 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over January. Sunrise moves from 7:11 AM to 7:06 AM, and sunset from 5:00 PM to 5:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.87:115:00
29.87:115:01
39.87:115:01
49.87:125:02
59.87:125:03
69.97:125:03
79.97:125:04
89.97:125:05
99.97:125:06
109.97:125:07
119.97:125:07
129.97:125:08
1310.07:125:09
1410.07:125:10
1510.07:125:11
1610.07:115:12
1710.07:115:13
1810.07:115:14
1910.17:115:14
2010.17:115:15
2110.17:105:16
2210.17:105:17
2310.17:105:18
2410.27:095:19
2510.27:095:20
2610.27:085:21
2710.27:085:22
2810.37:075:23
2910.37:075:24
3010.37:065:25
3110.37:065:26

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.52 kWh/m².

For context, solar energy here swings from a low near 3.13 kWh/m² to a high of 7.92 kWh/m² in June across the year — January's 3.52 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
13.2Moderate
23.3Moderate
33.3Moderate
43.3Moderate
53.3Moderate
63.3Moderate
73.3Moderate
83.3Moderate
93.3Moderate
103.4Moderate
113.4Moderate
123.4Moderate
133.4Moderate
143.5Moderate
153.5Moderate
163.5Moderate
173.5Moderate
183.6Moderate
193.6Moderate
203.6Moderate
213.7Moderate
223.7Moderate
233.7Moderate
243.8Moderate
253.8Moderate
263.8Moderate
273.9Moderate
283.9Moderate
294.0Moderate
304.0Moderate
314.0Bright
Planning a trip in January

Hazard calendar for Naţanz

In seasonPeak

None of Naţanz's seasonal hazards are active in January. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Naţanz sees seasonal dust haze (July), heaviest in July.

Dust
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is January a good time to visit Naţanz?

Our two travel scores rate January for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

2.2
Sightseeing
12th-best month of the year
0.0
Beach & pool
12th-best month of the year

January is a weaker month for outdoor sightseeing in Naţanz.

What to pack for Naţanz in January

From January's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In January, Naţanz sees daytime highs around 9°C and nights near -0°C. Pack a warm layer. About 5 days see rain.

a warm layer

UV index in Naţanz in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks 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 Naţanz peaks around July 17 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 13 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 17UV 11Jan 13UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr7Very high
May10Very high
Jun10Very high
Jul11Extreme
Aug10Very high
Sep8Very high
Oct7High
Nov4Moderate
Dec4Moderate

Air quality in Naţanz in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Naţanz is worst in April — around 38 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

Modeled monthly averages (CAMS reanalysis, 2015–2024).

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateApr 2038 µg/m³Nov 2124 µg/m³
PM2.5 (µg/m³)Level
Jan27Moderate
Feb30Moderate
Mar33Moderate
Apr38Poor
May37Poor
Jun29Moderate
Jul35Moderate
Aug26Moderate
Sep29Moderate
Oct26Moderate
Nov24Moderate
Dec25Moderate
Location & terrain

Where is Naţanz?

Naţanz sits at 33.5°N, 51.9°E, 1,637 m above sea level, in Iran. The nearest listed city is Ardestān, 44 km away.

Topography around Naţanz

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Naţanz.

Within 3 km, the terrain around Naţanz has large variations in elevation — a maximum elevation change of 663 m around an average of 1,696 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,830 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,009 m.

The land around Naţanz is covered by bare terrain (64%) within 3 km, bare terrain (87%) within 16 km, and bare terrain (94%) within 80 km.

3 km
663 m
16 km
2,830 m
80 km
3,009 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
January weather nearby: Ardestān 44 km · Kashan 69 km · Ārān Bīdgol 73 km · Shāhīn Shahr 80 km · Dowlatābād 82 km · Dastgerd 82 km · Gaz-e Borkhar 83 km · Khowrzūq 85 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
Muslim 99%Christian 1%Baha'i 0%agnostic 0%

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 Naţanz (33.5112°, 51.9181°, elevation 1,637 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).