Lavāsān weather in August

In August, Lavāsān sees average daytime highs of 28°C and overnight lows near 20°C, with 5 mm of rain across 1.1 wet days and about 13.4 hours of daylight. It is the 2nd-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 29°C in the first days to 27°C by the end. The sky is clear or mostly clear about 95% of the time in August, and the air most often feels dry.

Daylight stretches from about 13 h 48 min at the start of August to 12 h 48 min by month's end. Set against the rest of the year, August is Lavāsān's 2nd-clearest and 3rd-windiest month. For the whole year in context, see Lavāsān's year-round climate.

Daytime high
28°
2nd warmest
Overnight low
20°
11th coldest
Rainfall
5 mm
1.1 wet days
Daylight
13 h 24 min
5:26 AM – 6:49 PM
Cloud cover
11%
2nd clearest
Wind
7 km/h
3rd windiest
Solar energy
6.95 kWh/m²
Travel score
7.9
out of 10

Lavāsān is city in Tehran Province, Iran.

Air quality
Elevated
PM2.5 24.7 µg/m³ · 2016

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 29°C in the first days to 27°C by the end.

A typical August day in Lavāsān reaches about 28°C in the afternoon and slips back to 20°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 31°C. Set against its neighbours, August runs about 1°C cooler than July and about 4°C warmer than September.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12921
22921
32921
42921
52921
62921
72921
82920
92920
102920
112920
122920
132920
142920
152920
162920
172920
182820
192820
202820
212820
222820
232819
242819
252819
262819
272719
282719
292719
302718
312718

How August really feels in Lavāsān

Once humidity and wind are folded in, August 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

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

Lavāsān weather by month

How August compares with the rest of the year at a glance. August is the 2nd-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysSnow daysDaylight (hours)Travel score
Jan-0° / -8°366.96.89.80.0
Feb / -6°447.77.410.60.0
Mar / -1°599.46.111.70.8
Apr13° / 509.71.212.93.9
May20° / 12°245.20.213.97.3
Jun27° / 18°71.7014.48.6
Jul30° / 21°51.3014.27.0
Aug28° / 20°51.1013.47.9
Sep24° / 16°61.3012.29.1
Oct17° / 2040.111.16.7
Nov / 406.93.510.11.8
Dec / -6°366.96.29.60.0

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 95% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 5% of August, with mostly cloudy or overcast conditions the remaining 1%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11000
21000
31000
41000
51000
61000
71000
81000
91000
101000
11991
12991
13991
14991
15991
16991
17991
18991
19991
20991
21991
22991
23991
24991
25991
26991
27991
28991
29991
30991
31991

Chance of precipitation in August

Any precipitation

Lavāsān gets around 5 mm of rain over 1.1 wet days in August, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 4% and peaks near 5% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
13
23
33
43
53
63
73
83
93
103
113
123
133
143
153
163
173
183
193
204
214
224
234
244
254
264
274
285
295
305
315

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August 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 August

Winds average 7 km/h in August.

Across August, daily wind ranges from about 7 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
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 August

DaylightNight

Daylight runs from about 13 h 48 min at the start of August to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 60 minutes over August. Sunrise moves from 5:14 AM to 5:38 AM, and sunset from 7:04 PM to 6:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.85:147:04
213.85:157:04
313.85:167:03
413.75:177:02
513.75:187:01
613.75:187:00
713.75:196:59
813.65:206:58
913.65:216:57
1013.65:226:56
1113.55:226:54
1213.55:236:53
1313.55:246:52
1413.45:256:51
1513.45:266:50
1613.45:266:49
1713.35:276:47
1813.35:286:46
1913.35:296:45
2013.25:306:44
2113.25:316:42
2213.25:316:41
2313.15:326:40
2413.15:336:38
2513.15:346:37
2613.05:356:36
2713.05:356:34
2812.95:366:33
2912.95:376:31
3012.95:386:30
3112.85:386:28

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.95 kWh/m².

For context, solar energy here swings from a low near 2.94 kWh/m² to a high of 7.6 kWh/m² in June across the year — August's 6.95 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
17.2Intense
27.2Intense
37.2Intense
47.2Intense
57.2Intense
67.2Intense
77.2Intense
87.1Intense
97.1Intense
107.1Intense
117.1Intense
127.1Intense
137.1Intense
147.0Intense
157.0Intense
167.0Intense
177.0Intense
187.0Intense
196.9Intense
206.9Intense
216.8Intense
226.8Intense
236.8Intense
246.8Intense
256.7Intense
266.7Intense
276.6Intense
286.6Intense
296.6Intense
306.5Intense
316.5Intense
Planning a trip in August

Is August a good time to visit Lavāsān?

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

7.9
Sightseeing
3rd-best month of the year
9.2
Beach & pool
2nd-best month of the year

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

What to pack for Lavāsān in August

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

In August, Lavāsān sees daytime highs around 28°C and nights near 20°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Lavāsān in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Lavāsān peaks around July 19 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 4 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 19UV 12Dec 22UV 4
UV index (midday)Level
Jan4Moderate
Feb5High
Mar6High
Apr8Very high
May10Extreme
Jun10Extreme
Jul12Extreme
Aug11Extreme
Sep8Very high
Oct6High
Nov4Moderate
Dec4Moderate

Air quality in Lavāsān in August

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Lavāsān is worst in January — around 37 µg/m³ PM2.5 (poor), about 3.1× the cleanest month (July, 12 µg/m³).

Seasonal pattern from CAMS reanalysis, scaled to Lavāsān's WHO annual average of 24.7 µg/m³.

010203040JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateJan 1237 µg/m³Jul 1812 µg/m³
PM2.5 (µg/m³)Level
Jan37Poor
Feb34Moderate
Mar28Moderate
Apr25Moderate
May21Moderate
Jun16Moderate
Jul12Moderate
Aug14Moderate
Sep19Moderate
Oct25Moderate
Nov30Moderate
Dec36Poor
Location & terrain

Where is Lavāsān?

Lavāsān sits at 35.8°N, 51.6°E, 1,681 m above sea level, in Iran. The nearest listed city is Pardīs, 17 km away.

Topography around Lavāsān

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

Within 3 km, the terrain around Lavāsān has large variations in elevation — a maximum elevation change of 782 m around an average of 1,780 m above sea level; within 16 km, extreme variations in elevation — a maximum elevation change of 2,600 m; within 80 km, extreme variations in elevation — a maximum elevation change of 5,452 m.

The land around Lavāsān is covered by grassland (44%) within 3 km, grassland (61%) within 16 km, and grassland (44%) and bare terrain (28%) within 80 km.

3 km
782 m
16 km
2,600 m
80 km
5,452 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
August weather nearby: Pardīs 17 km · Vaḩīdīyeh 20 km · Tajrīsh 20 km · Būmahen 23 km · Tehran 25 km · Shahrak-e Qods 25 km · Rūdehen 26 km · Shahrak-e ‘Alā’īn 32 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 Lavāsān (35.8216°, 51.6444°, elevation 1,681 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).