Qaşr-e Shīrīn weather in May

In May, Qaşr-e Shīrīn sees average daytime highs of 35°C and overnight lows near 20°C, with 11 mm of rain across 2.1 wet days and about 13.8 hours of daylight. It is the 5th-warmest and 8th-wettest month of the year here.

Highs climb over the month, from about 31°C in the first days to 38°C by the end. The sky is clear or mostly clear about 71% 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 Qaşr-e Shīrīn's 6th-clearest and 1st-windiest month. For the whole year in context, see Qaşr-e Shīrīn's year-round climate.

Daytime high
35°
5th warmest
Overnight low
20°
8th coldest
Rainfall
11 mm
2.1 wet days
Daylight
13 h 48 min
5:30 AM – 7:18 PM
Cloud cover
29%
6th clearest
Wind
10 km/h
1st windiest
Solar energy
7.36 kWh/m²
Travel score
3.2
out of 10

Qaşr-e Shīrīn is city in Kermanshah Province, Iran.

Founded
~650 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 31°C in the first days to 38°C by the end.

A typical May day in Qaşr-e Shīrīn reaches about 35°C in the afternoon and slips back to 20°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 40°C. Set against its neighbours, May runs about 7°C warmer than April and about 6°C cooler than June.

10°20°30°40°151015202531
Avg high (°C)Avg low (°C)
13117
23117
33118
43218
53218
63218
73218
83319
93319
103319
113419
123419
133420
143420
153520
163520
173520
183521
193621
203621
213621
223721
233721
243722
253722
263822
273822
283822
293822
303923
313923

How May really feels in Qaşr-e Shīrīn

Once humidity and wind are folded in, May averages 26 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
26
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.

Qaşr-e Shīrīn weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan15° / 899.2104.8
Feb17° / 718.610.75.7
Mar22° / 10°727.611.77.3
Apr28° / 15°455.712.86.9
May35° / 20°112.113.83.2
Jun41° / 25°00.114.30.1
Jul44° / 28°00.114.10.0
Aug44° / 27°0013.30.0
Sep40° / 23°00.212.20.7
Oct32° / 18°222.411.14.8
Nov23° / 11°595.810.27.7
Dec17° / 817.99.75.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 71% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 12% of May, with mostly cloudy or overcast conditions the remaining 17%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17327
27327
37327
47327
57426
67426
77624
87624
97822
107822
118020
128119
138218
148317
158416
168515
178614
188713
198713
208812
218812
228911
238911
248911
258911
268911
278911
28919
29919
30919
31919

Chance of precipitation in May

Any precipitation

Qaşr-e Shīrīn gets around 11 mm of rain over 2.1 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
414
513
613
712
811
911
1010
119
128
137
147
156
165
175
184
194
203
213
223
233
242
252
262
272
282
292
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 90% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
185132
284142
384142
484142
584142
684142
784142
884142
985132
1085132
1186131
1287121
1387121
1488111
1589101
1689101
179190
189280
199280
209370
219460
229460
239550
249550
259640
269730
279730
289730
299820
309820
319820

Wind in May

Winds average 10 km/h in May, the windiest month of the year.

Across May, daily wind ranges from about 10 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

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 5:44 AM to 5:22 AM, and sunset from 7:06 PM to 7:29 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:447:06
213.45:437:07
313.45:427:07
413.55:417:08
513.55:407:09
613.55:397:10
713.55:387:11
813.65:377:12
913.65:367:12
1013.65:357:13
1113.75:347:14
1213.75:337:15
1313.75:327:15
1413.75:327:16
1513.85:317:17
1613.85:307:18
1713.85:297:19
1813.85:297:19
1913.95:287:20
2013.95:277:21
2113.95:277:22
2213.95:267:22
2314.05:257:23
2414.05:257:24
2514.05:247:25
2614.05:247:25
2714.05:237:26
2814.15:237:27
2914.15:227:27
3014.15:227:28
3114.15:227:29

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.36 kWh/m².

For context, solar energy here swings from a low near 2.68 kWh/m² to a high of 7.98 kWh/m² in June across the year — May's 7.36 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
16.9Intense
26.9Intense
36.9Intense
47.0Intense
57.0Intense
67.0Intense
77.0Intense
87.1Intense
97.1Intense
107.2Intense
117.2Intense
127.3Intense
137.3Intense
147.3Intense
157.4Intense
167.4Intense
177.5Intense
187.5Intense
197.5Intense
207.5Intense
217.6Intense
227.6Intense
237.6Intense
247.7Intense
257.7Intense
267.7Intense
277.7Intense
287.7Intense
297.8Intense
307.8Intense
317.8Intense
Planning a trip in May

Hazard calendar for Qaşr-e Shīrīn

In seasonPeak

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

Qaşr-e Shīrīn sees seasonal dust haze (April–May), heaviest in May.

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

Is May a good time to visit Qaşr-e Shīrīn?

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

3.2
Sightseeing
8th-best month of the year
6.5
Beach & pool
3rd-best month of the year

May is a weaker month for outdoor sightseeing in Qaşr-e Shīrīn. The water and warmth also suit a beach or pool day.

What to pack for Qaşr-e Shīrīn in May

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

In May, Qaşr-e Shīrīn sees daytime highs around 35°C and nights near 20°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Qaşr-e Shīrīn 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 Qaşr-e Shīrīn peaks around June 13 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 15 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 highHighModerateJun 13UV 10Jan 15UV 3
UV index (midday)Level
Jan3Moderate
Feb3Moderate
Mar4Moderate
Apr6High
May9Very high
Jun10Very high
Jul7High
Aug10Very high
Sep7High
Oct5High
Nov4Moderate
Dec3Moderate

Air quality in Qaşr-e Shīrīn 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 Qaşr-e Shīrīn is worst in May — around 43 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMay 1343 µg/m³Nov 2331 µg/m³
PM2.5 (µg/m³)Level
Jan33Moderate
Feb35Moderate
Mar41Poor
Apr41Poor
May43Poor
Jun39Poor
Jul36Poor
Aug35Poor
Sep34Moderate
Oct35Poor
Nov31Moderate
Dec31Moderate
Location & terrain

Where is Qaşr-e Shīrīn?

Qaşr-e Shīrīn sits at 34.5°N, 45.6°E, 363 m above sea level, in Iran. The nearest listed city is Khānaqīn, 25 km away.

Topography around Qaşr-e Shīrīn

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Qaşr-e Shīrīn.

Within 3 km, the terrain around Qaşr-e Shīrīn has only modest variations in elevation — a maximum elevation change of 123 m around an average of 372 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 745 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,549 m.

The land around Qaşr-e Shīrīn is covered by grassland (38%) and bare terrain (28%) within 3 km, grassland (59%) and cropland (23%) within 16 km, and grassland (56%) and bare terrain (21%) within 80 km.

3 km
123 m
16 km
745 m
80 km
2,549 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Khānaqīn 25 km · Sarpol-e Z̄ahāb 27 km · Kelar 27 km · Kifrī 60 km · Halabja 82 km · Al Miqdādīyah 84 km · Mandalī 85 km · Javānrūd 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 Qaşr-e Shīrīn (34.5156°, 45.5791°, elevation 363 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).