Āstāneh-ye Ashrafīyeh weather in May

In May, Āstāneh-ye Ashrafīyeh sees average daytime highs of 23°C and overnight lows near 15°C, with 50 mm of rain across 8.5 wet days and about 14 hours of daylight. It is the 5th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 21°C in the first days to 25°C by the end. The sky is clear or mostly clear about 36% of the time in May, and the air most often feels comfortable.

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 Āstāneh-ye Ashrafīyeh's 4th-clearest and 12th-windiest month. For the whole year in context, see Āstāneh-ye Ashrafīyeh's year-round climate.

Daytime high
23°
5th warmest
Overnight low
15°
8th coldest
Rainfall
50 mm
8.5 wet days
Daylight
14 hours
5:07 AM – 7:06 PM
Cloud cover
56%
4th clearest
Wind
7 km/h
12th windiest
Solar energy
6.19 kWh/m²
Travel score
7.0
out of 10

Āstāneh-ye Ashrafīyeh is city in Gilan 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 21°C in the first days to 25°C by the end.

A typical May day in Āstāneh-ye Ashrafīyeh reaches about 23°C in the afternoon and slips back to 15°C overnight — a 8°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 27°C. Set against its neighbours, May runs about 5°C warmer than April and about 4°C cooler than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12113
22113
32113
42113
52113
62114
72214
82214
92214
102214
112214
122315
132315
142315
152315
162315
172315
182415
192416
202416
212416
222416
232416
242516
252516
262517
272517
282517
292517
302617
312617

How May really feels in Āstāneh-ye Ashrafīyeh

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.

Āstāneh-ye Ashrafīyeh weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan12° / 116121.69.72.9
Feb12° / 12112.32.210.62.9
Mar15° / 11513.30.411.74.1
Apr19° / 10°8110.5012.95.8
May23° / 15°508.50147.0
Jun27° / 19°648.4014.56.7
Jul29° / 22°729.9014.35.5
Aug30° / 22°8411.7013.45.2
Sep26° / 19°15814.1012.36.0
Oct22° / 15°17414.30116.1
Nov17° / 10°16813.60.2104.9
Dec13° / 12411.50.79.53.7

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 14% of May, with mostly cloudy or overcast conditions the remaining 50%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14060
24060
34159
44258
54357
64456
74456
84456
94555
104555
114555
124555
134555
144654
154753
164753
174852
184951
195050
205149
215347
225446
235545
245842
255941
266040
276139
286139
296238
306337
316436

Chance of precipitation in May

Any precipitation

Āstāneh-ye Ashrafīyeh gets around 50 mm of rain over 8.5 wet days in May, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 29% and peaks near 33% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
133
233
332
431
530
630
729
829
929
1028
1128
1228
1328
1429
1529
1629
1729
1829
1929
2028
2128
2228
2328
2427
2527
2627
2727
2827
2927
3027
3127

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the comfortable band about 37% of days. Sticky, muggy-or-worse air turns up on roughly 12% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
141421710
238431810
335442010
433442210
530452410
627452620
725462720
823462920
921463130
1019453330
1117453440
1216443640
1314433850
1413433950
1512424060
1610414170
179404280
188394390
1973844110
2073645120
2163445141
2253345161
2353145191
2442945211
2542745231
2632544262
2732444282
2832243302
2922043322
3021942342
3121742363

Wind in May

Winds average 7 km/h in May, the calmest month.

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 5:22 AM to 4:57 AM, and sunset from 6:53 PM to 7:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:226:53
213.55:216:54
313.65:206:55
413.65:196:56
513.75:176:56
613.75:166:57
713.75:156:58
813.75:146:59
913.85:137:00
1013.85:127:01
1113.85:117:02
1213.95:107:03
1313.95:097:04
1413.95:087:05
1514.05:087:05
1614.05:077:06
1714.05:067:07
1814.05:057:08
1914.15:047:09
2014.15:047:10
2114.15:037:10
2214.25:027:11
2314.25:017:12
2414.25:017:13
2514.25:007:14
2614.25:007:14
2714.34:597:15
2814.34:597:16
2914.34:587:17
3014.34:587:17
3114.44:577:18

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.19 kWh/m².

For context, solar energy here swings from a low near 2.1 kWh/m² to a high of 6.42 kWh/m² in June across the year — May's 6.19 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.9Bright
75.9Bright
86.0Bright
96.0Bright
106.0Intense
116.0Intense
126.0Intense
136.1Intense
146.1Intense
156.1Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.3Intense
216.3Intense
226.3Intense
236.3Intense
246.4Intense
256.4Intense
266.4Intense
276.4Intense
286.5Intense
296.5Intense
306.5Intense
316.5Intense
Planning a trip in May

Hazard calendar for Āstāneh-ye Ashrafīyeh

In seasonPeak

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

Āstāneh-ye Ashrafīyeh sees seasonal dust haze (May), heaviest in May.

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

Is May a good time to visit Āstāneh-ye Ashrafīyeh?

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

7.0
Sightseeing
1st-best month of the year
5.4
Beach & pool
5th-best month of the year

May is one of the better times to visit Āstāneh-ye Ashrafīyeh for general sightseeing.

What to pack for Āstāneh-ye Ashrafīyeh in May

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

In May, Āstāneh-ye Ashrafīyeh sees daytime highs around 23°C and nights near 15°C. Pack sun protection. Worth having: light clothes and rain gear. About 9 days see rain.

sun protectionlight clothesrain gear

Sea temperature near Āstāneh-ye Ashrafīyeh in May

The nearest coast averages about 19°C in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 20 km away) is warmest in August at about 28°C and coldest in February near 10°C.

It's comfortable for a long swim from May 24 to Nov 4 — about 5.4 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan12Bracing
Feb10Bracing
Mar11Bracing
Apr13Bracing
May19Cool
Jun24Warm
Jul27Warm
Aug28Warm
Sep26Warm
Oct23Refreshing
Nov19Cool
Dec15Bracing

UV index in Āstāneh-ye Ashrafīyeh in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Āstāneh-ye Ashrafīyeh peaks around July 17 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 at about 2 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 17UV 9Jan 11UV 2
UV index (midday)Level
Jan2Moderate
Feb4Moderate
Mar4Moderate
Apr6High
May8Very high
Jun8Very high
Jul9Very high
Aug8Very high
Sep6High
Oct5Moderate
Nov3Moderate
Dec2Moderate

Air quality in Āstāneh-ye Ashrafīyeh 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 Āstāneh-ye Ashrafīyeh is worst in September — around 30 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (July, 15 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateSep 2129 µg/m³Jul 1115 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb19Moderate
Mar26Moderate
Apr21Moderate
May20Moderate
Jun16Moderate
Jul15Moderate
Aug21Moderate
Sep30Moderate
Oct28Moderate
Nov22Moderate
Dec18Moderate
Location & terrain

Where is Āstāneh-ye Ashrafīyeh?

Āstāneh-ye Ashrafīyeh sits at 37.3°N, 49.9°E, -8 m above sea level, in Iran. The nearest listed city is Lāhījān, 9.0 km away.

Topography around Āstāneh-ye Ashrafīyeh

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Āstāneh-ye Ashrafīyeh.

Within 3 km, the terrain around Āstāneh-ye Ashrafīyeh has only modest variations in elevation — a maximum elevation change of 22 m around an average of -11 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 503 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,710 m.

The land around Āstāneh-ye Ashrafīyeh is covered by cropland (50%) and artificial surfaces (24%) within 3 km, cropland (62%) and trees (25%) within 16 km, and water (45%) and trees (23%) within 80 km.

3 km
22 m
16 km
503 m
80 km
3,710 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Lāhījān 9.0 km · Sīāhkal 14 km · Langarūd 20 km · Amlash 28 km · Khomām 29 km · Rasht 31 km · Rūdsar 34 km · Bandar-e Anzalī 49 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 Āstāneh-ye Ashrafīyeh (37.2632°, 49.9432°, elevation -8 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. Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).