Mahdishahr in Summer

In summer (June, July and August), Mahdishahr sees average daytime highs around 27°C and overnight lows near 17°C, with 64 mm of rain over about 18 wet days across the season. It is the warmest season of the year and the driest season of the year.

Over the season highs climb from about 24°C in early June to 26°C by late August. The sky is clear or mostly clear about 75% of the time across summer, and the air most often feels dry.

Summer is Mahdishahr's best season of the year to visit on our travel score. For the whole year in context, see Mahdishahr's year-round climate.

Avg daytime high: 27°C; warmest season of the year
Avg overnight low: 17°C
Rainfall: 64 mm; 18 wet days
Avg wind: 7 km/h
Travel score: 7.6; best season of the year
Months: Jun · Jul · Aug

← Spring Mahdishahr year-round climate Fall →

Spring Summer Fall Winter

Temperature in Mahdishahr in Summer

Average highAverage lowShaded bands: 10–90% of days

Over the season highs climb from about 24°C in early June to 26°C by late August.

A typical summer day in Mahdishahr reaches about 27°C and drops to 17°C overnight. The warmest of the three months is July, the coolest June.

How summer really feels in Mahdishahr

Once humidity and wind are folded in, summer brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.

Days feeling ≥ 32°C

heat index over the day's high

Days feeling ≤ 0°C

wind chill below the day's low

summer sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Mahdishahr weather by month

How the three summer months (June, July and August) compare with the rest of the year — the season's months are highlighted.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Snow days	Daylight (hours)	Travel score
Jan	2° / -5°	24	5.9	6.5	9.9	0.0
Feb	3° / -4°	31	6.9	6.6	10.6	0.0
Mar	8° / 1°	50	9.2	7	11.7	1.5
Apr	14° / 6°	59	10.7	2.7	12.9	4.3
May	20° / 11°	57	12.2	0.3	13.9	6.2
Jun	25° / 15°	28	7.9	0	14.4	7.5
Jul	28° / 18°	19	5.1	0	14.2	7.5
Aug	27° / 17°	17	4.9	0	13.3	7.9
Sep	24° / 14°	22	5.8	0	12.2	8.1
Oct	17° / 8°	29	7	0.6	11.1	6.3
Nov	9° / 2°	30	6.9	4.3	10.1	2.2
Dec	4° / -3°	23	5.9	5.8	9.6	0.0

Cloud cover in Summer

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 75% of the time across summer.

Chance of precipitation in Summer

Any precipitation

Mahdishahr gets around 64 mm of rain over 18 wet days across summer. The line is the day-by-day chance of measurable precipitation.

Humidity in Summer

DryComfortableHumidMuggyOppressiveMiserable

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

Wind in Summer

Winds average 7 km/h across summer.

Sunrise & sunset in Summer

DaylightNight

Daylight runs from about 14 h 12 min in early June to 12 h 48 min by late August. The lit band spans sunrise to sunset each day.

Solar energy in Summer

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across summer, about 6.7 kWh/m².

Planning a trip in summer

Is summer a good time to visit Mahdishahr?

Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

7.6

Sightseeing

1st-best month of the year

7.8

Beach & pool

1st-best month of the year

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

What to pack for Mahdishahr in Summer

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

In summer, Mahdishahr sees daytime highs around 27°C and nights near 17°C. Pack light clothes and sun protection. About 18 days see rain.

light clothessun protection

UV index in Mahdishahr in Summer

LowModerateHighVery highExtreme

Clear-sky midday UV across summer averages 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 Mahdishahr peaks around July 19 at about 11 (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 — in 11 months of the year.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	3	5	5	8	10	10	11	10	8	6	4	3
Level	Moderate	High	Moderate	Very high	Very high	Very high	Extreme	Extreme	Very high	High	Moderate	Moderate

	UV index (midday)	Level
Jan	3	Moderate
Feb	5	High
Mar	5	Moderate
Apr	8	Very high
May	10	Very high
Jun	10	Very high
Jul	11	Extreme
Aug	10	Extreme
Sep	8	Very high
Oct	6	High
Nov	4	Moderate
Dec	3	Moderate

Air quality in Mahdishahr in Summer

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where summer falls, not just the annual average.

Air quality in Mahdishahr is worst in December — around 45 µg/m³ PM2.5 (poor), about 2.1× the cleanest month (July, 22 µg/m³).

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

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
PM2.5 (µg/m³)	43	41	39	38	33	25	22	24	31	36	41	45
Level	Poor	Poor	Poor	Poor	Moderate	Moderate	Moderate	Moderate	Moderate	Poor	Poor	Poor

	PM2.5 (µg/m³)	Level
Jan	43	Poor
Feb	41	Poor
Mar	39	Poor
Apr	38	Poor
May	33	Moderate
Jun	25	Moderate
Jul	22	Moderate
Aug	24	Moderate
Sep	31	Moderate
Oct	36	Poor
Nov	41	Poor
Dec	45	Poor

Location & terrain

Where is Mahdishahr?

Mahdishahr sits at 35.7°N, 53.4°E, 1,600 m above sea level, in Iran. The nearest listed city is Semnan, 15 km away.

Topography around Mahdishahr

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

Within 3 km, the terrain around Mahdishahr has large variations in elevation — a maximum elevation change of 628 m around an average of 1,736 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,150 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,814 m.

The land around Mahdishahr is covered by bare terrain (79%) within 3 km, bare terrain (64%) and grassland (31%) within 16 km, and bare terrain (56%) and grassland (26%) within 80 km.

3 km

628 m

bare terrain 79%

16 km

2,150 m

bare terrain 64%

80 km

3,814 m

bare terrain 56%

treesshrubsgrasslandcroplandartificial surfacesbare terrain

← Spring Mahdishahr year-round climate Fall →

Summer weather nearby: Semnan 15 km · Fīrūzkūh 53 km · Zīr Āb 62 km · Qā’em Shahr 95 km · Sari 98 km · Dāmghān 103 km · Nekā 105 km · Garmsār 107 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

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 Mahdishahr (35.7107°, 53.3539°, elevation 1,600 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.