Qom weather in May

In May, Qom sees average daytime highs of 33°C and overnight lows near 20°C, with 9 mm of rain across 2.2 wet days and about 13.8 hours of daylight. It is the 5th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 30°C in the first days to 36°C by the end. The sky is clear or mostly clear about 61% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 24 min at the start of May to 14 h 06 min by month's end. Set against the rest of the year, May is Qom's 6th-clearest and 4th-windiest month. For the whole year in context, see Qom's year-round climate.

Daytime high
33°
5th warmest
Overnight low
20°
8th coldest
Rainfall
9 mm
2.2 wet days
Daylight
13 h 48 min
5:09 AM – 6:57 PM
Cloud cover
36%
6th clearest
Wind
11 km/h
4th windiest
Solar energy
7.27 kWh/m²
Travel score
4.5
out of 10

Qom is city in Qom Province, Iran.

Density
7,313/km²
people per km²
Founded
~805 CE

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 30°C in the first days to 36°C by the end.

A typical May day in Qom reaches about 33°C in the afternoon and slips back to 20°C overnight — a 13°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 37°C. Set against its neighbours, May runs about 6°C warmer than April and about 6°C cooler than June.

10°20°30°40°151015202531
Avg high (°C)Avg low (°C)
12918
23018
33018
43018
53018
63018
73119
83119
93119
103119
113219
123220
133220
143220
153220
163320
173320
183321
193321
203421
213421
223421
233421
243422
253522
263522
273522
283522
293622
303623
313623

How May really feels in Qom

Once humidity and wind are folded in, May averages 18 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
18
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Qom 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
Jan11° / 214.71.59.93.4
Feb15° / 184.40.710.75.2
Mar20° / 255.20.111.77.4
Apr26° / 15°194.6012.87.5
May33° / 20°92.2013.84.5
Jun38° / 25°10.3014.31.2
Jul41° / 27°00.1014.10.0
Aug39° / 25°00013.30.4
Sep35° / 20°00.1012.23.4
Oct28° / 14°61.5011.17.6
Nov18° / 183.6010.26.9
Dec12° / 194.40.29.74.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 61% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 23%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16436
26535
36535
46535
56634
66733
76832
86931
97030
107129
117228
127426
137525
147525
157723
167822
177921
188020
198119
208218
218317
228317
238515
248515
258515
268713
278713
288713
298812
308812
319010

Chance of precipitation in May

Any precipitation

Qom gets around 9 mm of rain over 2.2 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 7% and peaks near 15% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
115
214
314
413
512
612
711
810
910
109
119
128
137
147
156
166
176
185
195
205
214
224
234
244
254
263
273
283
293
303
313

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 99% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)
1991
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13991
14991
15991
16991
17991
18991
19991
20991
21991
22991
23991
24991
25991
26991
27982
28982
29982
30982
31982

Wind in May

Winds average 11 km/h in May.

Across May, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 24 min at the start of May to 14 h 06 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 5:23 AM to 5:00 AM, and sunset from 6:45 PM to 7:08 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:236:45
213.45:216:46
313.45:206:46
413.55:196:47
513.55:186:48
613.55:176:49
713.65:166:50
813.65:156:51
913.65:146:51
1013.65:146:52
1113.75:136:53
1213.75:126:54
1313.75:116:55
1413.85:106:55
1513.85:096:56
1613.85:096:57
1713.85:086:58
1813.95:076:58
1913.95:066:59
2013.95:067:00
2113.95:057:01
2214.05:047:01
2314.05:047:02
2414.05:037:03
2514.05:037:04
2614.05:027:04
2714.15:027:05
2814.15:017:06
2914.15:017:06
3014.15:007:07
3114.15:007:08

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.27 kWh/m².

For context, solar energy here swings from a low near 2.76 kWh/m² to a high of 7.85 kWh/m² in June across the year — May's 7.27 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
16.8Intense
26.9Intense
36.9Intense
46.9Intense
56.9Intense
67.0Intense
77.0Intense
87.0Intense
97.1Intense
107.1Intense
117.1Intense
127.2Intense
137.2Intense
147.2Intense
157.3Intense
167.3Intense
177.3Intense
187.4Intense
197.4Intense
207.4Intense
217.5Intense
227.5Intense
237.5Intense
247.5Intense
257.6Intense
267.6Intense
277.6Intense
287.6Intense
297.7Intense
307.7Intense
317.7Intense
Planning a trip in May

Hazard calendar for Qom

In seasonPeak

In May, Qom sits inside its dust season. The full year is below, with each hazard's peak months called out.

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

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

Is May a good time to visit Qom?

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

4.5
Sightseeing
6th-best month of the year
7.5
Beach & pool
2nd-best month of the year

May is a reasonable time to visit Qom for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Qom in May

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

In May, Qom sees daytime highs around 33°C and nights near 20°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Qom in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Qom peaks around July 19 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 10 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 19UV 10Jan 10UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar5Moderate
Apr7High
May9Very high
Jun9Very high
Jul11Extreme
Aug10Very high
Sep8Very high
Oct6High
Nov3Moderate
Dec3Moderate

Air quality in Qom 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 Qom is worst in December — around 98 µg/m³ PM2.5 (unhealthy), about 2.6× the cleanest month (August, 38 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyDec 2097 µg/m³Aug 1239 µg/m³
PM2.5 (µg/m³)Level
Jan94Unhealthy
Feb87Unhealthy
Mar75Unhealthy
Apr73Unhealthy
May64Unhealthy
Jun47Poor
Jul42Poor
Aug38Poor
Sep52Poor
Oct69Unhealthy
Nov89Unhealthy
Dec98Unhealthy
Location & terrain

Where is Qom?

Qom sits at 34.6°N, 50.9°E, 935 m above sea level, in Iran. The nearest listed city is Shahrak-e Pardīsān, 11 km away.

Topography around Qom

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

Within 3 km, the terrain around Qom has only modest variations in elevation — a maximum elevation change of 38 m around an average of 930 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 728 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,644 m.

The land around Qom is covered by artificial surfaces (93%) within 3 km, bare terrain (68%) within 16 km, and bare terrain (81%) within 80 km.

3 km
38 m
16 km
728 m
80 km
2,644 m
treesgrasslandcroplandartificial surfacesbare terrain
May weather nearby: Shahrak-e Pardīsān 11 km · Sāveh 64 km · Delījān 74 km · Tafresh 79 km · Māmūnīyeh 81 km · Ārān Bīdgol 85 km · Ḩasanābād 87 km · Kashan 89 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 Qom (34.6401°, 50.8764°, elevation 935 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).