Mashad weather in May

In May, Mashad sees average daytime highs of 24°C and overnight lows near 12°C, with 34 mm of precipitation across 7.4 wet days and about 13.9 hours of daylight. It is the 5th-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 22°C in the first days to 27°C by the end. The sky is clear or mostly clear about 50% 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 18 min by month's end. Set against the rest of the year, May is Mashad's 8th-clearest and 5th-windiest month. For the whole year in context, see Mashad's year-round climate.

Daytime high
24°
5th warmest
Overnight low
12°
8th coldest
Precipitation
34 mm
7.4 wet days
Daylight
13 h 54 min
4:30 AM – 6:25 PM
Cloud cover
43%
8th clearest
Wind
8 km/h
5th windiest
Solar energy
6.93 kWh/m²
Travel score
7.5
out of 10

Mashad is capital city of Razavi Khorasan Province, and second largest city in Iran.

Density
7,034/km²
people per km²
Founded
~818 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 22°C in the first days to 27°C by the end.

A typical May day in Mashad reaches about 24°C in the afternoon and slips back to 12°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 30°C. Set against its neighbours, May runs about 6°C warmer than April and about 5°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
12210
22210
32210
42210
52211
62211
72311
82311
92311
102311
112311
122412
132412
142412
152412
162412
172412
182512
192513
202513
212513
222513
232513
242613
252613
262614
272614
282714
292714
302714
312714

How May really feels in Mashad

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.

Mashad weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -4°275.84.79.80.2
Feb / -3°438.25.610.61.0
Mar12° / 6510.43.811.73.3
Apr19° / 5410.10.812.96.0
May24° / 12°347.40.113.97.5
Jun29° / 16°72.2014.46.9
Jul32° / 18°20.6014.25.8
Aug31° / 17°20.4013.46.6
Sep27° / 13°20.5012.28.9
Oct21° / 91.90.111.18.3
Nov13° / 204.31.610.14.4
Dec / -2°204.23.29.61.5

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 50% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 22% of May, with mostly cloudy or overcast conditions the remaining 27%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25644
35743
45842
55941
66139
76238
86337
96535
106634
116733
126931
137129
147228
157327
167426
177525
187723
197723
207921
217921
228119
238119
248218
258317
268317
278515
288515
298713
308713
318911

Chance of precipitation in May

Any precipitation

Mashad gets around 34 mm of rain and snow over 7.4 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 24% and peaks near 30% on the wettest days, and about 0 day brings snow. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
130
230
330
430
530
630
729
829
929
1028
1128
1228
1327
1426
1525
1625
1724
1823
1922
2021
2120
2220
2319
2419
2518
2618
2717
2817
2916
3015
3115

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 (%)Comfortable (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
10991
11991
12991
13991
14991
15991
16991
17991
18991
19991
20991
21991
22991
23991
241000
251000
261000
271000
281000
291000
301000
311000

Wind in May

Winds average 8 km/h in May.

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 30 min at the start of May to 14 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over May. Sunrise moves from 4:45 AM to 4:21 AM, and sunset from 6:13 PM to 6:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.54:456:13
213.54:446:13
313.54:436:14
413.64:426:15
513.64:416:16
613.64:396:17
713.74:386:18
813.74:376:19
913.74:366:20
1013.74:356:20
1113.84:356:21
1213.84:346:22
1313.84:336:23
1413.94:326:24
1513.94:316:25
1613.94:306:25
1713.94:296:26
1814.04:296:27
1914.04:286:28
2014.04:276:29
2114.14:266:30
2214.14:266:30
2314.14:256:31
2414.14:246:32
2514.14:246:33
2614.24:236:33
2714.24:236:34
2814.24:226:35
2914.24:226:36
3014.24:216:36
3114.34:216:37

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.93 kWh/m².

For context, solar energy here swings from a low near 2.7 kWh/m² to a high of 7.72 kWh/m² in July across the year — May's 6.93 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
16.5Intense
26.5Intense
36.5Intense
46.5Intense
56.6Intense
66.6Intense
76.6Intense
86.7Intense
96.7Intense
106.7Intense
116.8Intense
126.8Intense
136.8Intense
146.9Intense
156.9Intense
166.9Intense
177.0Intense
187.0Intense
197.0Intense
207.0Intense
217.1Intense
227.1Intense
237.2Intense
247.2Intense
257.2Intense
267.3Intense
277.3Intense
287.3Intense
297.3Intense
307.4Intense
317.4Intense
Planning a trip in May

Is May a good time to visit Mashad?

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

7.5
Sightseeing
3rd-best month of the year
6.4
Beach & pool
5th-best month of the year

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

What to pack for Mashad in May

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

In May, Mashad sees daytime highs around 24°C and nights near 12°C. Pack sun protection. Worth having: light clothes. About 7 days see rain.

sun protectionlight clothes

UV index in Mashad 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 Mashad peaks around July 16 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 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 16UV 11Jan 11UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr7High
May8Very high
Jun10Very high
Jul11Extreme
Aug10Very high
Sep8Very high
Oct5High
Nov3Moderate
Dec3Moderate

Air quality in Mashad 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 Mashad is worst in May — around 33 µg/m³ PM2.5 (moderate), about 1.6× the cleanest month (December, 20 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMay 1033 µg/m³Dec 2220 µg/m³
PM2.5 (µg/m³)Level
Jan21Moderate
Feb23Moderate
Mar29Moderate
Apr33Moderate
May33Moderate
Jun27Moderate
Jul28Moderate
Aug26Moderate
Sep32Moderate
Oct28Moderate
Nov22Moderate
Dec20Moderate
Location & terrain

Where is Mashad?

Mashad sits at 36.3°N, 59.6°E, 980 m above sea level, in Iran. The nearest listed city is Gorjī-ye Soflá, 12 km away.

KakaTorbat-e Ḩeydarīyeh

Topography around Mashad

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

Within 3 km, the terrain around Mashad has only modest variations in elevation — a maximum elevation change of 60 m around an average of 984 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 642 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,881 m.

The land around Mashad is covered by artificial surfaces (94%) within 3 km, bare terrain (32%), artificial surfaces (29%) and cropland (25%) within 16 km, and bare terrain (49%), grassland (27%) and cropland (21%) within 80 km.

3 km
60 m
16 km
642 m
80 km
2,881 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
May weather nearby: Gorjī-ye Soflá 12 km · Ţorqabeh 21 km · Golbahār 48 km · Marāgheh 52 km · Chenārān 58 km · Neyshābūr 73 km · Kaka 117 km · Torbat-e Ḩeydarīyeh 119 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 Mashad (36.2981°, 59.6057°, elevation 980 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).