Shīrvān weather in May

In May, Shīrvān sees average daytime highs of 22°C and overnight lows near 10°C, with 23 mm of rain across 5.3 wet days and about 14 hours of daylight. It is the 5th-warmest and 5th-wettest month of the year here.

Highs climb over the month, from about 20°C in the first days to 24°C by the end. The sky is clear or mostly clear about 48% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 30 min at the start of May to 14 h 24 min by month's end. Set against the rest of the year, May is Shīrvān's 7th-clearest and 3rd-windiest month. For the whole year in context, see Shīrvān's year-round climate.

Daytime high
22°
5th warmest
Overnight low
10°
8th coldest
Rainfall
23 mm
5.3 wet days
Daylight
14 hours
4:34 AM – 6:35 PM
Cloud cover
44%
7th clearest
Wind
7 km/h
3rd windiest
Solar energy
6.7 kWh/m²
Travel score
7.6
out of 10

Shīrvān is city in North Khorasan 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 20°C in the first days to 24°C by the end.

A typical May day in Shīrvān reaches about 22°C in the afternoon and slips back to 10°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 26°C. Set against its neighbours, May runs about 5°C warmer than April and about 5°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1198
2198
3208
4208
5208
6208
7208
8209
9219
10219
11219
12219
13219
14219
15219
162210
172210
182210
192210
202210
212210
222210
232310
242310
252311
262311
272311
282411
292411
302411
312412

How May really feels in Shīrvān

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.

Shīrvān weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -8°265.45.69.70.0
Feb / -6°346.55.210.60.1
Mar10° / -1°499.33.911.72.2
Apr16° / 388.20.712.95.5
May22° / 10°235.30147.6
Jun27° / 13°71.7014.58.5
Jul29° / 16°41014.37.5
Aug28° / 14°30.7013.48.1
Sep25° / 11°40.9012.39.2
Oct19° / 112.80117.5
Nov11° / 2151.6103.2
Dec / -4°184.52.99.50.2

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 20% of May, with mostly cloudy or overcast conditions the remaining 32%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15644
25743
35743
45743
55743
65743
75842
85842
95941
106040
116139
126337
136337
146535
156634
166733
176832
187030
197129
207327
217327
227525
237624
247624
257822
267921
277921
288119
298119
308218
318317

Chance of precipitation in May

Any precipitation

Shīrvān gets around 23 mm of rain over 5.3 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 17% and peaks near 25% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
125
225
325
424
523
623
722
822
921
1020
1120
1219
1319
1418
1517
1617
1717
1816
1916
2015
2115
2214
2314
2413
2513
2612
2712
2811
2911
3010
319

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 7 km/h in May.

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

0246810151015202531
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
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 30 min at the start of May to 14 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over May. Sunrise moves from 4:50 AM to 4:25 AM, and sunset from 6:21 PM to 6:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.54:506:21
213.64:496:22
313.64:486:23
413.64:466:24
513.74:456:25
613.74:446:26
713.74:436:27
813.84:426:27
913.84:416:28
1013.84:406:29
1113.94:396:30
1213.94:386:31
1313.94:376:32
1413.94:366:33
1514.04:356:34
1614.04:346:35
1714.04:346:35
1814.14:336:36
1914.14:326:37
2014.14:316:38
2114.14:316:39
2214.24:306:40
2314.24:296:40
2414.24:296:41
2514.24:286:42
2614.34:276:43
2714.34:276:44
2814.34:266:44
2914.34:266:45
3014.34:256:46
3114.44:256:47

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.7 kWh/m².

For context, solar energy here swings from a low near 2.56 kWh/m² to a high of 7.57 kWh/m² in July across the year — May's 6.7 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.4Intense
56.4Intense
66.4Intense
76.4Intense
86.5Intense
96.5Intense
106.5Intense
116.5Intense
126.6Intense
136.6Intense
146.6Intense
156.6Intense
166.7Intense
176.7Intense
186.7Intense
196.8Intense
206.8Intense
216.8Intense
226.9Intense
236.9Intense
247.0Intense
257.0Intense
267.0Intense
277.1Intense
287.1Intense
297.1Intense
307.2Intense
317.2Intense
Planning a trip in May

Is May a good time to visit Shīrvān?

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

7.6
Sightseeing
4th-best month of the year
5.0
Beach & pool
5th-best month of the year

May is one of the better times to visit Shīrvān for general sightseeing.

What to pack for Shīrvān in May

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

In May, Shīrvān sees daytime highs around 22°C and nights near 10°C. Pack sun protection. About 5 days see rain.

sun protection

UV index in Shīrvān in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Shīrvān peaks around July 17 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 17UV 11Dec 22UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7High
May8Very high
Jun10Very high
Jul11Extreme
Aug10Very high
Sep7Very high
Oct6High
Nov3Moderate
Dec3Moderate

Air quality in Shīrvān 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 Shīrvān is worst in September — around 32 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (December, 16 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateSep 1631 µg/m³Dec 2216 µg/m³
PM2.5 (µg/m³)Level
Jan17Moderate
Feb19Moderate
Mar26Moderate
Apr27Moderate
May28Moderate
Jun26Moderate
Jul27Moderate
Aug25Moderate
Sep32Moderate
Oct26Moderate
Nov19Moderate
Dec16Moderate
Location & terrain

Where is Shīrvān?

Shīrvān sits at 37.4°N, 57.9°E, 1,093 m above sea level, in Iran. The nearest listed city is Esfarāyen, 51 km away.

Topography around Shīrvān

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

Within 3 km, the terrain around Shīrvān has significant variations in elevation — a maximum elevation change of 272 m around an average of 1,103 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 724 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,879 m.

The land around Shīrvān is covered by cropland (38%) and artificial surfaces (36%) within 3 km, cropland (53%) and grassland (32%) within 16 km, and grassland (56%), cropland (22%) and bare terrain (20%) within 80 km.

3 km
272 m
16 km
724 m
80 km
2,879 m
grasslandcroplandartificial surfacesbare terrain
May weather nearby: Esfarāyen 51 km · Bojnūrd 54 km · Qūchān 61 km · Ashgabat 73 km · Änew 75 km · Arkadag 76 km · Abadan 77 km · Gökdepe 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 Shīrvān (37.3967°, 57.9295°, elevation 1,093 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).