Bandar-e Anzalī weather in May

In May, Bandar-e Anzalī sees average daytime highs of 20°C and overnight lows near 18°C, with 30 mm of rain across 6 wet days and about 14 hours of daylight. It is the 6th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 18°C in the first days to 23°C by the end. The sky is clear or mostly clear about 45% of the time in May, and the air most often feels humid.

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 Bandar-e Anzalī's 5th-clearest and 11th-windiest month. For the whole year in context, see Bandar-e Anzalī's year-round climate.

Daytime high
20°
6th warmest
Overnight low
18°
7th coldest
Rainfall
30 mm
6 wet days
Daylight
14 hours
5:08 AM – 7:09 PM
Cloud cover
49%
5th clearest
Wind
10 km/h
11th windiest
Solar energy
5.67 kWh/m²
Travel score
7.0
out of 10

Bandar-e Anzalī 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 23°C by the end.

A typical May day in Bandar-e Anzalī reaches about 20°C in the afternoon and slips back to 18°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 23°C. Set against its neighbours, May runs about 5°C warmer than April and about 5°C cooler than June.

10°15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
11715
21715
31815
41815
51815
61816
71816
81916
91916
101916
111917
121917
132017
142017
152017
162018
172018
182118
192118
202118
212118
222119
232219
242219
252219
262219
272220
282220
292320
302320
312320

Bandar-e Anzalī weather by month

How May compares with the rest of the year at a glance. May is the 6th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan11° / 11512.40.69.72.7
Feb10° / 10111.3110.62.3
Mar12° / 8712.30.211.73.0
Apr15° / 12°598.9012.94.7
May20° / 18°3060147.0
Jun25° / 22°385.2014.58.1
Jul28° / 25°425.2014.37.5
Aug28° / 25°617.7013.46.9
Sep25° / 23°15111.8012.36.8
Oct21° / 19°20414.50116.0
Nov17° / 14°20214.70.2104.8
Dec13° / 10°13112.50.29.53.6

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 45% 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 35%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
25248
35347
45347
55446
65545
75644
85743
95743
105842
115941
126139
136238
146337
156436
166535
176535
186634
196733
206931
217030
227129
237228
247327
257426
267624
277624
287624
297822
307822
317921

Chance of precipitation in May

Any precipitation

Bandar-e Anzalī gets around 30 mm of rain over 6 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 21% and peaks near 26% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
126
226
325
424
524
624
723
823
923
1023
1123
1222
1322
1422
1522
1621
1721
1821
1920
2020
2119
2218
2317
2417
2516
2616
2716
2816
2916
3016
3116

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the humid band about 36% of days. Sticky, muggy-or-worse air turns up on roughly 20% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
138461510
235461810
332472010
429472220
527462520
624462730
721453040
819443250
917433460
1016413770
1114393880
1213384090
13123641110
14113542120
15103343140
1693244160
1783044180
1872944200
1972744220
2062644241
2162443261
2252343282
2352142302
2442041323
2541940343
2631839364
2731738384
2831637395
2921536416
3021535426
3121435437

Wind in May

Winds average 10 km/h in May.

Across May, daily wind ranges from about 9 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

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 5:24 AM to 4:58 AM, and sunset from 6:55 PM to 7:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:246:55
213.65:226:56
313.65:216:57
413.65:206:58
513.75:196:59
613.75:187:00
713.75:177:01
813.85:167:02
913.85:157:02
1013.85:147:03
1113.95:137:04
1213.95:127:05
1313.95:117:06
1413.95:107:07
1514.05:097:08
1614.05:087:09
1714.05:077:10
1814.15:077:10
1914.15:067:11
2014.15:057:12
2114.15:047:13
2214.25:047:14
2314.25:037:15
2414.25:027:15
2514.25:027:16
2614.35:017:17
2714.35:007:18
2814.35:007:18
2914.34:597:19
3014.34:597:20
3114.44:587:21

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.67 kWh/m².

For context, solar energy here swings from a low near 1.86 kWh/m² to a high of 6.28 kWh/m² in June across the year — May's 5.67 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.2Bright
35.2Bright
45.3Bright
55.3Bright
65.3Bright
75.4Bright
85.4Bright
95.4Bright
105.5Bright
115.5Bright
125.5Bright
135.5Bright
145.6Bright
155.6Bright
165.6Bright
175.7Bright
185.7Bright
195.7Bright
205.8Bright
215.8Bright
225.8Bright
235.9Bright
245.9Bright
255.9Bright
265.9Bright
276.0Bright
286.0Bright
296.0Intense
306.0Intense
316.0Intense
Planning a trip in May

Hazard calendar for Bandar-e Anzalī

In seasonPeak

None of Bandar-e Anzalī's seasonal hazards are active in May. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

Bandar-e Anzalī's rainy season runs September–February, when most of the year's rain falls.

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

Is May a good time to visit Bandar-e Anzalī?

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

7.0
Sightseeing
3rd-best month of the year
3.8
Beach & pool
6th-best month of the year

May is one of the better times to visit Bandar-e Anzalī for general sightseeing.

What to pack for Bandar-e Anzalī in May

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

In May, Bandar-e Anzalī sees daytime highs around 20°C and nights near 18°C. Worth packing: sun protection. About 6 days see rain.

sun protection

Sea temperature near Bandar-e Anzalī 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 18 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 22 to Nov 3 — about 5.5 months when the water holds above 20°C.

10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan12Bracing
Feb10Bracing
Mar10Bracing
Apr13Bracing
May19Cool
Jun24Warm
Jul27Warm
Aug28Warm
Sep26Warm
Oct23Refreshing
Nov18Cool
Dec14Bracing

UV index in Bandar-e Anzalī in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bandar-e Anzalī peaks around July 19 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 2 (low).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 19UV 9Jan 10UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar4Moderate
Apr6High
May7Very high
Jun8Very high
Jul9Very high
Aug8Very high
Sep6High
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Bandar-e Anzalī 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 Bandar-e Anzalī is worst in March — around 27 µg/m³ PM2.5 (moderate), about 1.8× the cleanest month (July, 14 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 1826 µg/m³Jul 1315 µg/m³
PM2.5 (µg/m³)Level
Jan21Moderate
Feb21Moderate
Mar27Moderate
Apr23Moderate
May21Moderate
Jun17Moderate
Jul14Moderate
Aug20Moderate
Sep25Moderate
Oct23Moderate
Nov21Moderate
Dec20Moderate
Location & terrain

Where is Bandar-e Anzalī?

Bandar-e Anzalī sits at 37.5°N, 49.5°E, -20 m above sea level, in Iran. The nearest listed city is Khomām, 20 km away.

Topography around Bandar-e Anzalī

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Bandar-e Anzalī.

Within 3 km, the terrain around Bandar-e Anzalī has only modest variations in elevation — a maximum elevation change of 24 m around an average of -25 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 35 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,260 m.

The land around Bandar-e Anzalī is covered by water (36%) and artificial surfaces (35%) within 3 km, water (48%) and cropland (21%) within 16 km, and water (42%) and trees (26%) within 80 km.

3 km
24 m
16 km
35 m
80 km
3,260 m
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
May weather nearby: Khomām 20 km · Şowme‘eh Sarā 23 km · Rasht 25 km · Reẕvānshahr 30 km · Fūman 31 km · Māsāl 31 km · Āstāneh-ye Ashrafīyeh 49 km · Sīāhkal 51 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 Bandar-e Anzalī (37.4732°, 49.4579°, elevation -20 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).