Bahār weather in May

In May, Bahār sees average daytime highs of 24°C and overnight lows near 10°C, with 27 mm of rain across 7.1 wet days and about 13.8 hours of daylight. It is the 5th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 21°C in the first days to 27°C by the end. The sky is clear or mostly clear about 52% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 24 min at the start of May to 14 h 12 min by month's end. Set against the rest of the year, May is Bahār's 6th-clearest and 4th-windiest month. For the whole year in context, see Bahār's year-round climate.

Daytime high
24°
5th warmest
Overnight low
10°
8th coldest
Rainfall
27 mm
7.1 wet days
Daylight
13 h 48 min
5:18 AM – 7:07 PM
Cloud cover
41%
6th clearest
Wind
10 km/h
4th windiest
Solar energy
7.25 kWh/m²
Travel score
7.5
out of 10

Bahār is city in Hamadan 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 27°C by the end.

A typical May day in Bahār reaches about 24°C in the afternoon and slips back to 10°C overnight — a 14°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 28°C. Set against its neighbours, May runs about 6°C warmer than April and about 7°C cooler than June.

10°20°30°151015202531
Avg high (°C)Avg low (°C)
1208
2218
3218
4218
5219
6219
7229
8229
9229
10229
11239
122310
132310
142310
152410
162410
172410
182411
192511
202511
212511
222611
232611
242612
252612
262712
272712
282712
292712
302813
312813

How May really feels in Bahār

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.

Bahār weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan / -6°357.46.39.90.0
Feb / -4°407.75.310.70.8
Mar12° / 559.83.511.73.3
Apr18° / 499.60.512.95.8
May24° / 10°277.1013.87.5
Jun31° / 15°51.2014.35.8
Jul35° / 19°10.4014.13.5
Aug34° / 18°10.4013.34.0
Sep29° / 12°10.3012.27.3
Oct22° / 204.1011.18.0
Nov13° / 377.31.410.23.8
Dec / -3°346.34.19.71.0

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 52% 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 26%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16436
26436
36436
46436
56436
66535
76535
86535
96634
106733
116733
126931
137030
147030
157228
167426
177426
187624
197624
207822
217822
228020
238020
248218
258218
268317
278416
288416
298614
308614
318614

Chance of precipitation in May

Any precipitation

Bahār gets around 27 mm of rain over 7.1 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 22% and peaks near 31% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
131
231
330
429
529
628
728
827
926
1025
1125
1224
1323
1423
1522
1622
1721
1821
1920
2020
2120
2219
2318
2418
2517
2617
2716
2815
2914
3013
3112

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 10 km/h in May.

Across May, daily wind ranges from about 10 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
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 24 min at the start of May to 14 h 12 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 5:32 AM to 5:09 AM, and sunset from 6:55 PM to 7:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:326:55
213.45:316:56
313.45:306:57
413.55:296:57
513.55:286:58
613.55:276:59
713.65:267:00
813.65:257:01
913.65:247:02
1013.75:237:02
1113.75:227:03
1213.75:217:04
1313.75:207:05
1413.85:197:06
1513.85:197:06
1613.85:187:07
1713.85:177:08
1813.95:167:09
1913.95:167:10
2013.95:157:10
2113.95:147:11
2214.05:147:12
2314.05:137:13
2414.05:127:13
2514.05:127:14
2614.15:117:15
2714.15:117:15
2814.15:107:16
2914.15:107:17
3014.15:107:17
3114.25:097:18

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.25 kWh/m².

For context, solar energy here swings from a low near 2.78 kWh/m² to a high of 7.93 kWh/m² in June across the year — May's 7.25 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
16.8Intense
26.8Intense
36.8Intense
46.9Intense
56.9Intense
66.9Intense
77.0Intense
87.0Intense
97.0Intense
107.0Intense
117.1Intense
127.1Intense
137.2Intense
147.2Intense
157.2Intense
167.3Intense
177.3Intense
187.3Intense
197.4Intense
207.4Intense
217.5Intense
227.5Intense
237.5Intense
247.5Intense
257.6Intense
267.6Intense
277.6Intense
287.7Intense
297.7Intense
307.7Intense
317.7Intense
Planning a trip in May

Is May a good time to visit Bahār?

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

7.5
Sightseeing
2nd-best month of the year
6.2
Beach & pool
5th-best month of the year

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

What to pack for Bahār in May

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

In May, Bahār sees daytime highs around 24°C and nights near 10°C. Pack sun protection. Worth having: light clothes. About 7 days see rain.

sun protectionlight clothes

UV index in Bahār in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Bahār peaks around July 18 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 18UV 12Jan 10UV 3
UV index (midday)Level
Jan3Moderate
Feb5Moderate
Mar6High
Apr7Very high
May10Very high
Jun11Extreme
Jul12Extreme
Aug11Extreme
Sep9Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Bahār 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 Bahār is worst in April — around 36 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateApr 2136 µg/m³Dec 2123 µg/m³
PM2.5 (µg/m³)Level
Jan23Moderate
Feb26Moderate
Mar32Moderate
Apr36Poor
May35Poor
Jun27Moderate
Jul28Moderate
Aug23Moderate
Sep26Moderate
Oct26Moderate
Nov24Moderate
Dec23Moderate
Location & terrain

Where is Bahār?

Bahār sits at 34.9°N, 48.4°E, 1,722 m above sea level, in Iran. The nearest listed city is Hamadan, 14 km away.

Topography around Bahār

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

Within 3 km, the terrain around Bahār has only modest variations in elevation — a maximum elevation change of 44 m around an average of 1,731 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,570 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,162 m.

The land around Bahār is covered by cropland (81%) within 3 km, cropland (65%) within 16 km, and cropland (60%) and grassland (27%) within 80 km.

3 km
44 m
16 km
1,570 m
80 km
2,162 m
treesgrasslandcroplandartificial surfacesbare terrain
May weather nearby: Hamadan 14 km · Asadābād 32 km · Tūyserkān 40 km · Kabūdarāhang 42 km · Kangāvar 62 km · Qorveh 65 km · Malāyer 76 km · Sonqor 78 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 Bahār (34.9072°, 48.4414°, elevation 1,722 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).