Eyvān weather in August

In August, Eyvān sees average daytime highs of 37°C and overnight lows near 21°C, with 0 mm of rain across 0.1 wet days and about 13.3 hours of daylight. It is the 1st-warmest and 12th-wettest month of the year here.

Highs ease over the month, from about 37°C in the first days to 36°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 42 min at the start of August to 12 h 48 min by month's end. Set against the rest of the year, August is Eyvān's 3rd-clearest and 3rd-windiest month. For the whole year in context, see Eyvān's year-round climate.

Daytime high
37°
1st warmest
Overnight low
21°
11th coldest
Rainfall
0 mm
0.1 wet days
Daylight
13 h 18 min
5:51 AM – 7:07 PM
Cloud cover
6%
3rd clearest
Wind
10 km/h
3rd windiest
Solar energy
7.37 kWh/m²
Travel score
2.2
out of 10

Eyvān is city in Ilam Province, Iran.

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 37°C in the first days to 36°C by the end.

A typical August day in Eyvān reaches about 37°C in the afternoon and slips back to 21°C overnight — a 16°C spread between the day's warmth and the night's chill. On most days the high lands between 34°C and 39°C. Set against its neighbours, August runs on par with July and about 4°C warmer than September.

15°20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13722
23722
33722
43722
53722
63722
73722
83722
93722
103722
113722
123722
133721
143721
153721
163721
173721
183721
193721
203721
213721
223721
233721
243621
253620
263620
273620
283620
293620
303620
313620

How August really feels in Eyvān

Once humidity and wind are folded in, August averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Eyvān weather by month

How August compares with the rest of the year at a glance. August is the 1st-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°9410.13.8102.0
Feb11° / 9010.32.510.72.7
Mar15° / 9510.40.911.74.8
Apr21° / 628.6012.86.9
May27° / 14°193.7013.77.4
Jun34° / 19°10.2014.24.3
Jul37° / 22°00.10142.2
Aug37° / 21°00.1013.32.2
Sep33° / 17°10.3012.25.1
Oct26° / 12°283.6011.18.0
Nov17° / 747.70.110.25.8
Dec12° / 818.81.39.83.2

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 (%)
1982
2982
3982
4982
5991
6991
7991
8991
9991
10991
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

Eyvān gets around 0 mm of rain over 0.1 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 0% and peaks near 0% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
210
220
230
240
250
260
270
280
290
300
310

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 10 km/h in August.

Across August, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 h 42 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 54 minutes over August. Sunrise moves from 5:40 AM to 6:02 AM, and sunset from 7:22 PM to 6:48 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:407:22
213.75:417:21
313.65:417:20
413.65:427:19
513.65:437:18
613.65:437:17
713.55:447:16
813.55:457:15
913.55:467:14
1013.55:467:13
1113.45:477:12
1213.45:487:11
1313.45:497:10
1413.35:497:09
1513.35:507:08
1613.35:517:07
1713.25:527:06
1813.25:527:05
1913.25:537:03
2013.15:547:02
2113.15:547:01
2213.15:557:00
2313.05:566:58
2413.05:576:57
2513.05:576:56
2612.95:586:55
2712.95:596:53
2812.95:596:52
2912.86:006:51
3012.86:016:49
3112.86:026:48

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 7.37 kWh/m².

For context, solar energy here swings from a low near 2.85 kWh/m² to a high of 8.03 kWh/m² in June across the year — August's 7.37 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
17.6Intense
27.6Intense
37.6Intense
47.6Intense
57.5Intense
67.5Intense
77.5Intense
87.5Intense
97.5Intense
107.5Intense
117.5Intense
127.5Intense
137.4Intense
147.4Intense
157.4Intense
167.4Intense
177.4Intense
187.3Intense
197.3Intense
207.3Intense
217.3Intense
227.2Intense
237.2Intense
247.2Intense
257.2Intense
267.1Intense
277.1Intense
287.0Intense
297.0Intense
307.0Intense
317.0Intense
Planning a trip in August

Hazard calendar for Eyvān

In seasonPeak

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

Eyvān's rainy season runs November–April, when most of the year's rain falls.

Eyvān sees seasonal dust haze (April–May), heaviest in May.

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

Is August a good time to visit Eyvān?

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

2.2
Sightseeing
10th-best month of the year
6.0
Beach & pool
5th-best month of the year

August is a weaker month for outdoor sightseeing in Eyvān.

What to pack for Eyvān in August

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

In August, Eyvān sees daytime highs around 37°C and nights near 21°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Eyvān 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 Eyvān peaks around June 15 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 11 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 highVery highHighModerateJun 15UV 10Jan 11UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7High
May10Very high
Jun11Extreme
Jul9Very high
Aug11Extreme
Sep8Very high
Oct6High
Nov4Moderate
Dec3Moderate

Air quality in Eyvān 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 Eyvān is worst in May — around 41 µg/m³ PM2.5 (poor), and holds fairly steady the rest of the year.

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorModerateMay 1241 µg/m³Nov 2327 µg/m³
PM2.5 (µg/m³)Level
Jan28Moderate
Feb31Moderate
Mar37Poor
Apr40Poor
May41Poor
Jun35Moderate
Jul34Moderate
Aug33Moderate
Sep32Moderate
Oct32Moderate
Nov27Moderate
Dec27Moderate
Location & terrain

Where is Eyvān?

Eyvān sits at 33.8°N, 46.3°E, 1,184 m above sea level, in Iran. The nearest listed city is Īlām, 24 km away.

Qaşr-e ShīrīnKhānaqīnRavānsar

Topography around Eyvān

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

Within 3 km, the terrain around Eyvān has large variations in elevation — a maximum elevation change of 701 m around an average of 1,303 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,464 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,728 m.

The land around Eyvān is covered by grassland (43%) and cropland (39%) within 3 km, grassland (63%) and cropland (23%) within 16 km, and grassland (56%) and cropland (23%) within 80 km.

3 km
701 m
16 km
1,464 m
80 km
2,728 m
treesshrubsgrasslandcroplandartificial surfacesbare terrain
August weather nearby: Īlām 24 km · Eslāmābād-e Gharb 37 km · Mandalī 70 km · Sarpol-e Z̄ahāb 82 km · Kermanshah 88 km · Qaşr-e Shīrīn 102 km · Khānaqīn 103 km · Ravānsar 104 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 Eyvān (33.8272°, 46.3097°, elevation 1,184 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).