Salmās weather in May

In May, Salmās sees average daytime highs of 20°C and overnight lows near 8°C, with 81 mm of precipitation across 16.1 wet days and about 14 hours of daylight. It is the 5th-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 17°C in the first days to 23°C by the end. The sky is clear or mostly clear about 36% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 36 min at the start of May to 14 h 24 min by month's end. Set against the rest of the year, May is Salmās's 10th-clearest and 2nd-windiest month. For the whole year in context, see Salmās's year-round climate.

Daytime high
20°
5th warmest
Overnight low
8th coldest
Precipitation
81 mm
16.1 wet days
Daylight
14 h 06 min
5:25 AM – 7:29 PM
Cloud cover
51%
10th clearest
Wind
7 km/h
2nd windiest
Solar energy
6.81 kWh/m²
Travel score
5.6
out of 10

Salmās is city in West Azarbaijan Province, Iran.

Founded
~224 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 17°C in the first days to 23°C by the end.

A typical May day in Salmās reaches about 20°C in the afternoon and slips back to 8°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 24°C. Set against its neighbours, May runs about 5°C warmer than April and about 6°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1176
2176
3176
4176
5186
6186
7186
8187
9187
10197
11197
12197
13197
14197
15198
16208
17208
18208
19208
20218
21218
22218
23219
24219
25229
26229
27229
28229
292310
302310
312310

How May really feels in Salmās

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.

Salmās weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -10°2766.39.60.0
Feb / -8°296.46.110.50.0
Mar / -3°5410.16.211.71.6
Apr15° / 6612.81.9134.1
May20° / 8116.10.3145.6
Jun25° / 12°429.4014.67.4
Jul29° / 16°184.1014.47.0
Aug29° / 16°122.9013.57.0
Sep25° / 11°163.9012.38.4
Oct18° / 306.90.4116.5
Nov / -1°315.839.92.3
Dec / -7°276.45.99.40.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 36% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 28% of May, with mostly cloudy or overcast conditions the remaining 36%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15545
25446
35446
45545
55446
65545
75644
85644
95743
105842
115842
125941
136040
146139
156337
166337
176436
186634
196634
206832
216832
226931
237129
247129
257228
267426
277426
287624
297723
307822
318020

Chance of precipitation in May

Any precipitationSnow

Salmās gets around 81 mm of rain and snow over 16.1 wet days in May, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable precipitation averages around 51% and peaks near 53% on the wettest days, and about 0 day brings snow.

0%20%40%60%151015202531
Rain chance (%)Snow chance (%)
1503
2503
3512
4512
5522
6522
7532
8531
9531
10531
11531
12531
13531
14531
15531
16530
17530
18530
19520
20520
21510
22510
23500
24500
25490
26480
27480
28470
29460
30460
31450

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 36 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 48 minutes over May. Sunrise moves from 5:41 AM to 5:15 AM, and sunset from 7:15 PM to 7:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.65:417:15
213.65:407:16
313.65:397:17
413.75:387:18
513.75:367:19
613.75:357:20
713.85:347:21
813.85:337:22
913.85:327:23
1013.95:317:24
1113.95:307:25
1213.95:297:25
1314.05:287:26
1414.05:277:27
1514.05:267:28
1614.15:257:29
1714.15:247:30
1814.15:247:31
1914.15:237:32
2014.25:227:33
2114.25:217:33
2214.25:217:34
2314.35:207:35
2414.35:197:36
2514.35:197:37
2614.35:187:38
2714.35:177:38
2814.45:177:39
2914.45:167:40
3014.45:167:41
3114.45:157:41

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.81 kWh/m².

For context, solar energy here swings from a low near 2.39 kWh/m² to a high of 7.58 kWh/m² in June across the year — May's 6.81 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.4Intense
46.5Intense
56.5Intense
66.5Intense
76.5Intense
86.6Intense
96.6Intense
106.6Intense
116.7Intense
126.7Intense
136.7Intense
146.8Intense
156.8Intense
166.8Intense
176.8Intense
186.9Intense
196.9Intense
206.9Intense
217.0Intense
227.0Intense
237.0Intense
247.1Intense
257.1Intense
267.2Intense
277.2Intense
287.2Intense
297.3Intense
307.3Intense
317.3Intense
Planning a trip in May

Is May a good time to visit Salmās?

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

5.6
Sightseeing
6th-best month of the year
2.9
Beach & pool
5th-best month of the year

May is a reasonable time to visit Salmās for sightseeing.

What to pack for Salmās in May

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

In May, Salmās sees daytime highs around 20°C and nights near 8°C. Pack rain gear and sun protection. Worth having: a warm layer. About 16 days see rain.

rain gearsun protectiona warm layer

UV index in Salmās 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 Salmās peaks around June 23 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 1 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 highModerateJun 23UV 11Jan 1UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar4Moderate
Apr6High
May9Very high
Jun11Extreme
Jul11Extreme
Aug10Extreme
Sep8Very high
Oct5High
Nov3Moderate
Dec3Moderate

Air quality in Salmās 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 Salmās is worst in May — around 33 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (January, 18 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMay 1032 µg/m³Jan 1118 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb22Moderate
Mar28Moderate
Apr32Moderate
May33Moderate
Jun25Moderate
Jul23Moderate
Aug20Moderate
Sep21Moderate
Oct23Moderate
Nov20Moderate
Dec18Moderate
Location & terrain

Where is Salmās?

Salmās sits at 38.2°N, 44.8°E, 1,382 m above sea level, in Iran. The nearest listed city is Khūy, 42 km away.

Seyah Cheshmeh

Topography around Salmās

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

Within 3 km, the terrain around Salmās has only modest variations in elevation — a maximum elevation change of 72 m around an average of 1,389 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,131 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,846 m.

The land around Salmās is covered by artificial surfaces (34%), cropland (24%) and grassland (22%) within 3 km, grassland (47%) and cropland (35%) within 16 km, and grassland (64%) within 80 km.

3 km
72 m
16 km
1,131 m
80 km
2,846 m
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Khūy 42 km · Orūmīyeh 77 km · Qarah Ẕīā’ od Dīn 80 km · Yüksekova 81 km · Shabestar 82 km · Marand 92 km · Şemdinli 101 km · Seyah Cheshmeh 102 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 Salmās (38.1973°, 44.7653°, elevation 1,382 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).