Amlash weather in May

In May, Amlash sees average daytime highs of 20°C and overnight lows near 13°C, with 106 mm of rain across 16.7 wet days and about 14 hours of daylight. It is the 5th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 18°C in the first days to 21°C by the end. The sky is clear or mostly clear about 24% 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 Amlash's 8th-clearest and 12th-windiest month. For the whole year in context, see Amlash's year-round climate.

Daytime high
20°
5th warmest
Overnight low
13°
8th coldest
Rainfall
106 mm
16.7 wet days
Daylight
14 hours
5:06 AM – 7:05 PM
Cloud cover
64%
8th clearest
Wind
5 km/h
12th windiest
Solar energy
5.98 kWh/m²
Travel score
5.2
out of 10

Amlash 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 18°C in the first days to 21°C by the end.

A typical May day in Amlash reaches about 20°C in the afternoon and slips back to 13°C overnight — a 7°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 4°C warmer than April and about 3°C cooler than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
11710
21710
31811
41811
51811
61811
71811
81811
91912
101912
111912
121912
131912
141912
151912
162013
172013
182013
192013
202013
212013
222013
232114
242114
252114
262114
272114
282114
292114
302215
312215

How May really feels in Amlash

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.

Amlash weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / 10712.57.79.70.8
Feb / 10912.77.610.61.0
Mar11° / 12015.25.311.72.3
Apr15° / 12217.10.912.93.9
May20° / 13°10616.70145.2
Jun23° / 16°9012.4014.56.4
Jul25° / 19°8511.4014.36.7
Aug25° / 19°9912.8013.46.4
Sep22° / 16°19017.4012.35.5
Oct19° / 12°216170114.9
Nov13° / 18015.41.8103.1
Dec / 11712.55.19.51.7

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 24% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 16% of May, with mostly cloudy or overcast conditions the remaining 60%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13367
23367
33466
43565
53565
63565
73763
83763
93763
103862
113862
123862
133862
143862
153862
163862
173961
184060
194060
204159
214258
224357
234456
244555
254654
264654
274852
284852
294852
304753
314753

Chance of precipitation in May

Any precipitation

Amlash gets around 106 mm of rain over 16.7 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 55% and peaks near 60% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
160
260
360
460
560
660
760
860
960
1059
1159
1259
1358
1458
1557
1657
1756
1855
1954
2053
2151
2250
2350
2449
2548
2648
2747
2846
2946
3045
3145

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 42% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1792010
2772210
3752410
4732610
5692920
6673120
7643330
8623530
9593740
10573940
11544150
12514360
13484570
14454780
15434890
164049110
173850120
183551140
193252160
203051181
212751211
222551231
232350261
242149292
251948312
261747343
271645363
281443384
291342405
301240426
311139447

Wind in May

Winds average 5 km/h in May, the calmest month.

Across May, daily wind ranges from about 5 km/h on the calmest days to 5 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

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 5:21 AM to 4:57 AM, and sunset from 6:52 PM to 7:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:216:52
213.55:206:52
313.65:196:53
413.65:186:54
513.65:176:55
613.75:166:56
713.75:156:57
813.75:146:58
913.85:136:59
1013.85:127:00
1113.85:117:01
1213.95:107:01
1313.95:097:02
1413.95:087:03
1514.05:077:04
1614.05:067:05
1714.05:057:06
1814.05:047:07
1914.15:047:07
2014.15:037:08
2114.15:027:09
2214.15:027:10
2314.25:017:11
2414.25:007:11
2514.25:007:12
2614.24:597:13
2714.34:587:14
2814.34:587:15
2914.34:577:15
3014.34:577:16
3114.34:577:17

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.98 kWh/m².

For context, solar energy here swings from a low near 2.15 kWh/m² to a high of 6.12 kWh/m² in June across the year — May's 5.98 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.6Bright
35.6Bright
45.6Bright
55.7Bright
65.7Bright
75.7Bright
85.7Bright
95.8Bright
105.8Bright
115.8Bright
125.8Bright
135.9Bright
145.9Bright
155.9Bright
165.9Bright
176.0Bright
186.0Bright
196.0Intense
206.0Intense
216.1Intense
226.1Intense
236.1Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.3Intense
306.3Intense
316.3Intense
Planning a trip in May

Is May a good time to visit Amlash?

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

5.2
Sightseeing
5th-best month of the year
2.5
Beach & pool
5th-best month of the year

May is a reasonable time to visit Amlash for sightseeing.

What to pack for Amlash in May

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

In May, Amlash sees daytime highs around 20°C and nights near 13°C. Pack rain gear. Worth having: sun protection. About 17 days see rain.

rain gearsun protection

Sea temperature near Amlash 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 17 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 5 — about 5.5 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 Amlash 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 Amlash 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 Amlash 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 Amlash is worst in December — around 54 µg/m³ PM2.5 (poor), about 3.0× the cleanest month (July, 18 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModeratePoorDec 2354 µg/m³Jul 1819 µg/m³
PM2.5 (µg/m³)Level
Jan53Poor
Feb50Poor
Mar47Poor
Apr42Poor
May36Poor
Jun24Moderate
Jul18Moderate
Aug22Moderate
Sep28Moderate
Oct36Poor
Nov45Poor
Dec54Poor
Location & terrain

Where is Amlash?

Amlash sits at 37.1°N, 50.2°E, 30 m above sea level, in Iran. The nearest listed city is Rūdsar, 10 km away.

Topography around Amlash

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

Within 3 km, the terrain around Amlash has significant variations in elevation — a maximum elevation change of 343 m around an average of 52 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,741 m; within 80 km, extreme variations in elevation — a maximum elevation change of 4,165 m.

The land around Amlash is covered by trees (46%) and cropland (38%) within 3 km, trees (59%) and cropland (24%) within 16 km, and water (41%), grassland (24%) and trees (22%) within 80 km.

3 km
343 m
16 km
1,741 m
80 km
4,165 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Rūdsar 10 km · Langarūd 11 km · Lāhījān 20 km · Āstāneh-ye Ashrafīyeh 28 km · Sīāhkal 29 km · Rāmsar 45 km · Katālem va Sādāt Shahr 51 km · Rasht 57 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 Amlash (37.0966°, 50.1871°, elevation 30 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).