Golpāyegān weather in January

In January, Golpāyegān sees average daytime highs of 5°C and overnight lows near -6°C, with 27 mm of precipitation across 5.5 wet days and about 10 hours of daylight. It is the 12th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 5°C through the month. The sky is clear or mostly clear about 53% 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 Golpāyegān's 9th-clearest and 10th-windiest month. For the whole year in context, see Golpāyegān's year-round climate.

Daytime high
12th warmest
Overnight low
-6°
1st coldest
Precipitation
27 mm
5.5 wet days
Daylight
10 hours
7:18 AM – 5:18 PM
Cloud cover
41%
9th clearest
Wind
7 km/h
10th windiest
Solar energy
3.56 kWh/m²
Travel score
0.2
out of 10

Golpāyegān 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 5°C through the month.

A typical January day in Golpāyegān reaches about 5°C in the afternoon and slips back to -6°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between -1°C and 11°C. Set against its neighbours, January runs about 3°C cooler than December and about 2°C cooler than February.

-20°-10°10°151015202531
Avg high (°C)Avg low (°C)
17-5
27-5
37-5
46-5
56-5
66-6
76-6
86-6
96-6
105-6
115-6
125-6
135-7
145-7
155-7
165-7
175-7
185-7
195-7
205-7
215-7
225-7
235-7
245-7
255-7
265-7
275-7
285-6
295-6
306-6
316-6

How January really feels in Golpāyegān

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
19 feel bitter (≤ -10°C)

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

Golpāyegān weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -6°275.54.7100.2
Feb / -4°305.73.710.81.5
Mar12° / -0°366.72.511.73.8
Apr18° / 317.40.212.86.2
May24° / 10°195.3013.77.8
Jun31° / 15°30.9014.26.3
Jul34° / 19°10.20144.1
Aug33° / 18°10.1013.24.8
Sep29° / 13°10.5012.27.7
Oct21° / 113.2011.28.2
Nov13° / 254.90.910.34.4
Dec / -4°23539.81.7

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 53% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 16% of January, with mostly cloudy or overcast conditions the remaining 31%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17129
27030
37030
47030
57030
66931
76832
86832
96832
106832
116733
126832
136832
146733
156733
166832
176832
186832
196931
206931
216931
227030
237030
247030
257129
267129
277129
287228
297228
307228
317327

Chance of precipitation in January

Any precipitationSnow

Golpāyegān gets around 27 mm of rain and snow over 5.5 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 18% and peaks near 20% on the wettest days, and about 5 days bring snow.

0%10%20%30%151015202531
Rain chance (%)Snow chance (%)
11410
21410
31511
41512
51613
61713
71714
81715
91815
101816
111816
121817
131817
141817
151817
161817
171817
181817
191716
201716
211716
221816
231815
241815
251815
261815
271915
281915
291915
302015
312015

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 7 km/h in January.

Across January, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

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 7:17 AM to 7:12 AM, and sunset from 5:07 PM to 5:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
19.87:175:07
29.87:185:07
39.87:185:08
49.87:185:09
59.97:185:09
69.97:185:10
79.97:185:11
89.97:185:12
99.97:185:12
109.97:185:13
119.97:185:14
129.97:185:15
1310.07:185:16
1410.07:185:17
1510.07:185:18
1610.07:185:18
1710.07:185:19
1810.07:175:20
1910.17:175:21
2010.17:175:22
2110.17:175:23
2210.17:165:24
2310.17:165:25
2410.27:165:26
2510.27:155:27
2610.27:155:28
2710.27:145:29
2810.37:145:29
2910.37:135:30
3010.37:135:31
3110.37:125:32

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.56 kWh/m².

For context, solar energy here swings from a low near 3.17 kWh/m² to a high of 7.88 kWh/m² in June across the year — January's 3.56 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
13.3Moderate
23.3Moderate
33.3Moderate
43.3Moderate
53.3Moderate
63.3Moderate
73.3Moderate
83.4Moderate
93.4Moderate
103.4Moderate
113.4Moderate
123.5Moderate
133.5Moderate
143.5Moderate
153.5Moderate
163.5Moderate
173.6Moderate
183.6Moderate
193.6Moderate
203.7Moderate
213.7Moderate
223.7Moderate
233.8Moderate
243.8Moderate
253.8Moderate
263.9Moderate
273.9Moderate
283.9Moderate
294.0Moderate
304.0Bright
314.0Bright
Planning a trip in January

Is January a good time to visit Golpāyegān?

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

0.2
Sightseeing
12th-best month of the year
0.0
Beach & pool
10th-best month of the year

January is a weaker month for outdoor sightseeing in Golpāyegān.

What to pack for Golpāyegān in January

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

In January, Golpāyegān sees daytime highs around 5°C and nights near -6°C. Pack a warm layer and a heavy coat. About 6 days see rain.

a warm layera heavy coat

UV index in Golpāyegān 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 Golpāyegān peaks around July 20 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 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 highModerateJul 20UV 11Jan 1UV 3
UV index (midday)Level
Jan3Moderate
Feb5High
Mar6High
Apr7Very high
May11Extreme
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep8Very high
Oct7High
Nov4Moderate
Dec3Moderate

Air quality in Golpāyegān 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 Golpāyegān is worst in April — around 39 µg/m³ PM2.5 (poor), about 1.6× the cleanest month (August, 25 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateApr 1939 µg/m³Aug 1825 µg/m³
PM2.5 (µg/m³)Level
Jan26Moderate
Feb30Moderate
Mar34Moderate
Apr39Poor
May37Poor
Jun29Moderate
Jul31Moderate
Aug25Moderate
Sep29Moderate
Oct28Moderate
Nov27Moderate
Dec26Moderate
Location & terrain

Where is Golpāyegān?

Golpāyegān sits at 33.5°N, 50.3°E, 1,830 m above sea level, in Iran. The nearest listed city is Khānsār, 26 km away.

Topography around Golpāyegān

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

Within 3 km, the terrain around Golpāyegān has only modest variations in elevation — a maximum elevation change of 53 m around an average of 1,818 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,375 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,652 m.

The land around Golpāyegān is covered by cropland (48%) and artificial surfaces (29%) within 3 km, bare terrain (59%) and cropland (22%) within 16 km, and bare terrain (53%), grassland (23%) and cropland (23%) within 80 km.

3 km
53 m
16 km
1,375 m
80 km
2,652 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Khānsār 26 km · Khomeyn 28 km · Dārān 53 km · Maḩallāt 53 km · Alīgūdarz 56 km · Delījān 70 km · Aznā 77 km · Arāk 90 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 Golpāyegān (33.4537°, 50.2884°, elevation 1,830 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).