Arsanjān weather in May

In May, Arsanjān sees average daytime highs of 27°C and overnight lows near 13°C, with 5 mm of rain across 1.6 wet days and about 13.5 hours of daylight. It is the 5th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 24°C in the first days to 30°C by the end. The sky is clear or mostly clear about 68% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 06 min at the start of May to 13 h 48 min by month's end. Set against the rest of the year, May is Arsanjān's 6th-clearest and 1st-windiest month. For the whole year in context, see Arsanjān's year-round climate.

Daytime high
27°
5th warmest
Overnight low
13°
8th coldest
Rainfall
5 mm
1.6 wet days
Daylight
13 h 30 min
5:08 AM – 6:38 PM
Cloud cover
29%
6th clearest
Wind
8 km/h
1st windiest
Solar energy
7.78 kWh/m²
Travel score
7.8
out of 10

Arsanjān is city in Fars Province, Iran.

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 24°C in the first days to 30°C by the end.

A typical May day in Arsanjān reaches about 27°C in the afternoon and slips back to 13°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 31°C. Set against its neighbours, May runs about 7°C warmer than April and about 6°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12410
22410
32511
42511
52511
62511
72511
82611
92611
102612
112612
122612
132712
142712
152712
162713
172813
182813
192813
202813
212913
222913
232914
242914
252914
263014
273014
283014
293015
303115
313115

How May really feels in Arsanjān

Once humidity and wind are folded in, May averages 0 days that feel above 32°C and 0 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
0
wind chill below the day's low

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Arsanjān weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -2°516.62.610.32.1
Feb11° / 436.11.110.93.4
Mar16° / 436.50.111.85.5
Apr21° / 214.2012.77.6
May27° / 13°51.6013.57.8
Jun33° / 17°00.1013.94.8
Jul35° / 20°00.2013.73.4
Aug34° / 18°00.1013.14.2
Sep30° / 14°00012.26.8
Oct24° / 30.6011.39.1
Nov17° / 203.10.110.56.4
Dec12° / -0°374.30.910.13.7

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 68% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 15%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17426
27525
37624
47723
57723
67822
77921
88020
98119
108119
118218
128317
138416
148416
158416
168614
178614
188614
198713
208812
218812
228812
238911
248911
258911
269010
27919
28919
29928
30937
31937

Chance of precipitation in May

Any precipitation

Arsanjān gets around 5 mm of rain over 1.6 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 5% and peaks near 8% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
18
28
38
48
58
67
77
87
97
106
116
126
136
145
155
165
174
184
194
204
214
224
234
243
253
263
273
283
293
302
312

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May 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 May

Winds average 8 km/h in May, the windiest month of the year.

Across May, daily wind ranges from about 8 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
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 06 min at the start of May to 13 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over May. Sunrise moves from 5:20 AM to 5:01 AM, and sunset from 6:28 PM to 6:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:206:28
213.25:196:29
313.25:186:29
413.25:176:30
513.25:166:31
613.35:156:31
713.35:156:32
813.35:146:33
913.35:136:33
1013.45:126:34
1113.45:116:35
1213.45:116:35
1313.45:106:36
1413.55:096:37
1513.55:096:37
1613.55:086:38
1713.55:076:39
1813.55:076:39
1913.65:066:40
2013.65:066:41
2113.65:056:41
2213.65:056:42
2313.65:046:42
2413.75:046:43
2513.75:036:44
2613.75:036:44
2713.75:036:45
2813.75:026:45
2913.75:026:46
3013.85:016:47
3113.85:016:47

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.78 kWh/m².

For context, solar energy here swings from a low near 3.63 kWh/m² to a high of 8.01 kWh/m² in June across the year — May's 7.78 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.4Intense
27.4Intense
37.4Intense
47.5Intense
57.5Intense
67.5Intense
77.5Intense
87.6Intense
97.6Intense
107.6Intense
117.7Intense
127.7Intense
137.7Intense
147.8Intense
157.8Intense
167.8Intense
177.8Intense
187.8Intense
197.9Intense
207.9Intense
217.9Intense
227.9Intense
238.0Intense
248.0Intense
258.0Intense
268.0Intense
278.0Intense
288.0Intense
298.0Intense
308.1Intense
318.1Intense
Planning a trip in May

Is May a good time to visit Arsanjān?

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

7.8
Sightseeing
2nd-best month of the year
8.3
Beach & pool
2nd-best month of the year

May is one of the better times to visit Arsanjān for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Arsanjān in May

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

In May, Arsanjān sees daytime highs around 27°C and nights near 13°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Arsanjān in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Arsanjān peaks around July 17 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 17UV 12Jan 10UV 4
UV index (midday)Level
Jan4Moderate
Feb7High
Mar8Very high
Apr8Very high
May11Extreme
Jun11Extreme
Jul12Extreme
Aug12Extreme
Sep10Very high
Oct8Very high
Nov5High
Dec4Moderate

Air quality in Arsanjān in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Arsanjān is worst in April — around 35 µg/m³ PM2.5 (poor), about 2.0× the cleanest month (August, 18 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateApr 1635 µg/m³Aug 2118 µg/m³
PM2.5 (µg/m³)Level
Jan24Moderate
Feb28Moderate
Mar31Moderate
Apr35Poor
May31Moderate
Jun21Moderate
Jul25Moderate
Aug18Moderate
Sep20Moderate
Oct21Moderate
Nov19Moderate
Dec21Moderate
Location & terrain

Where is Arsanjān?

Arsanjān sits at 29.9°N, 53.3°E, 1,634 m above sea level, in Iran. The nearest listed city is Sa‘ādat Shahr, 25 km away.

Topography around Arsanjān

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

Within 3 km, the terrain around Arsanjān has significant variations in elevation — a maximum elevation change of 362 m around an average of 1,665 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,270 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,986 m.

The land around Arsanjān is covered by bare terrain (33%), cropland (30%) and grassland (20%) within 3 km, grassland (45%) and bare terrain (29%) within 16 km, and bare terrain (49%) and grassland (23%) within 80 km.

3 km
362 m
16 km
1,270 m
80 km
1,986 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Sa‘ādat Shahr 25 km · Pasargad 34 km · Marvdasht 49 km · Zarqān 59 km · Surian 69 km · Sarvestān 72 km · Şafāshahr 79 km · Shahr-e Ṣadrā 79 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 Arsanjān (29.9124°, 53.3085°, elevation 1,634 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).