Nizwa weather in August

In August, Nizwa sees average daytime highs of 37°C and overnight lows near 28°C, with 15 mm of rain across 4.1 wet days and about 12.8 hours of daylight. It is the 3rd-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 37°C through the month. The sky is clear or mostly clear about 55% of the time in August, and the air most often feels comfortable.

Daylight stretches from about 13 h 06 min at the start of August to 12 h 30 min by month's end. Set against the rest of the year, August is Nizwa's 11th-clearest and 7th-windiest month. For the whole year in context, see Nizwa's year-round climate.

Daytime high
37°
3rd warmest
Overnight low
28°
10th coldest
Rainfall
15 mm
4.1 wet days
Daylight
12 h 48 min
5:50 AM – 6:38 PM
Cloud cover
40%
11th clearest
Wind
5 km/h
7th windiest
Solar energy
6.36 kWh/m²
Travel score
1.5
out of 10

Nizwa is city in Ad Dakhiliyah governorate, Oman.

Density
21/km²
people per km²

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 37°C through the month.

A typical August day in Nizwa reaches about 37°C in the afternoon and slips back to 28°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 35°C and 40°C. Set against its neighbours, August runs about 1°C cooler than July and about 2°C warmer than September.

20°25°30°35°40°45°151015202531
Avg high (°C)Avg low (°C)
13828
23828
33828
43828
53828
63828
73828
83828
93828
103828
113828
123828
133828
143828
153828
163828
173828
183827
193727
203727
213727
223727
233727
243727
253727
263727
273727
283727
293727
303727
313727

How August really feels in Nizwa

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.

Nizwa weather by month

How August compares with the rest of the year at a glance. August is the 3rd-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 13°71.310.79.1
Feb25° / 15°51.111.29.0
Mar29° / 18°202.311.87.3
Apr33° / 23°112.212.54.5
May37° / 27°51.613.11.9
Jun39° / 29°81.613.40.5
Jul39° / 29°163.413.30.8
Aug37° / 28°154.112.81.5
Sep36° / 26°20.712.12.8
Oct32° / 23°61.211.55.0
Nov28° / 18°111.210.98.0
Dec25° / 15°60.810.69.2

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 55% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 23% of August, with mostly cloudy or overcast conditions the remaining 21%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16634
26634
36733
46733
56733
66832
76931
87129
97129
107327
117327
127525
137723
147822
157921
168020
178119
188317
198416
208416
218515
228614
238614
248614
258713
268713
278713
288713
298812
308812
318812

Chance of precipitation in August

Any precipitation

Nizwa gets around 15 mm of rain over 4.1 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 13% and peaks near 16% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
116
216
316
416
516
616
716
816
916
1016
1116
1215
1314
1414
1513
1613
1712
1812
1912
2011
2111
2211
2311
2410
2510
2610
279
289
298
308
318

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the comfortable band about 32% of days. Sticky, muggy-or-worse air turns up on roughly 16% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1302721167
2302721157
3302721157
4302821147
5292822147
6292822146
7282923146
8272924146
9272925145
10262926135
11253027134
12253028134
13243129133
14243129133
15233230132
16233230132
17233330132
18233330131
19233330131
20233430131
21233430121
22233429121
23243529121
24253528121
25263527111
26273527111
27283626101
28293625101
2930362590
3032352480
3133352380

Wind in August

Winds average 5 km/h in August.

Across August, daily wind ranges from about 5 km/h on the calmest days to 6 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 13 h 06 min at the start of August to 12 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 36 minutes over August. Sunrise moves from 5:44 AM to 5:55 AM, and sunset from 6:48 PM to 6:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:446:48
213.15:446:47
313.05:456:47
413.05:456:46
513.05:466:46
613.05:466:45
713.05:466:44
812.95:476:44
912.95:476:43
1012.95:486:42
1112.95:486:42
1212.95:486:41
1312.95:496:40
1412.85:496:39
1512.85:506:39
1612.85:506:38
1712.85:506:37
1812.85:516:36
1912.75:516:35
2012.75:516:35
2112.75:526:34
2212.75:526:33
2312.75:536:32
2412.65:536:31
2512.65:536:30
2612.65:546:29
2712.65:546:28
2812.65:546:27
2912.55:556:26
3012.55:556:26
3112.55:556:25

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.36 kWh/m².

For context, solar energy here swings from a low near 4.52 kWh/m² to a high of 7.56 kWh/m² in May across the year — August's 6.36 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.3Intense
116.3Intense
126.4Intense
136.4Intense
146.4Intense
156.4Intense
166.4Intense
176.4Intense
186.4Intense
196.4Intense
206.4Intense
216.4Intense
226.4Intense
236.4Intense
246.4Intense
256.4Intense
266.4Intense
276.4Intense
286.3Intense
296.3Intense
306.3Intense
316.3Intense
Planning a trip in August

Hazard calendar for Nizwa

In seasonPeak

In August, Nizwa sits inside its dust season. The full year is below, with each hazard's peak months called out.

Nizwa sees seasonal dust haze (April–September), heaviest in July.

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

Is August a good time to visit Nizwa?

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

1.5
Sightseeing
10th-best month of the year
4.7
Beach & pool
10th-best month of the year

August is a weaker month for outdoor sightseeing in Nizwa.

What to pack for Nizwa in August

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

In August, Nizwa sees daytime highs around 37°C and nights near 28°C. Pack light clothes and sun protection. About 4 days see rain.

light clothessun protection

UV index in Nizwa in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August 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 Nizwa peaks around May 10 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highExtremeVery highHighMay 10UV 11Dec 15UV 6
UV index (midday)Level
Jan7Very high
Feb9Very high
Mar10Extreme
Apr11Extreme
May11Extreme
Jun10Extreme
Jul10Very high
Aug10Very high
Sep10Extreme
Oct9Very high
Nov7High
Dec6High

Air quality in Nizwa 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 Nizwa is worst in July — around 84 µg/m³ PM2.5 (unhealthy), about 3.3× the cleanest month (December, 25 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyPoorModerateJul 1882 µg/m³Dec 1425 µg/m³
PM2.5 (µg/m³)Level
Jan28Moderate
Feb33Moderate
Mar37Poor
Apr43Poor
May48Poor
Jun57Unhealthy
Jul84Unhealthy
Aug67Unhealthy
Sep44Poor
Oct31Moderate
Nov27Moderate
Dec25Moderate
Location & terrain

Where is Nizwa?

Nizwa sits at 22.9°N, 57.5°E, 511 m above sea level, in Oman. The nearest listed city is Izkī, 24 km away.

AdamSufālat Samā’ilBidbidBarkā’

Topography around Nizwa

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

Within 3 km, the terrain around Nizwa has large variations in elevation — a maximum elevation change of 609 m around an average of 578 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,697 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,929 m.

The land around Nizwa is covered by bare terrain (65%) and artificial surfaces (23%) within 3 km, bare terrain (92%) within 16 km, and bare terrain (97%) within 80 km.

3 km
609 m
16 km
1,697 m
80 km
2,929 m
treesgrasslandcroplandartificial surfacesbare terrain
August weather nearby: Izkī 24 km · Bahla 24 km · Rustaq 52 km · Samā’il 59 km · Adam 62 km · Sufālat Samā’il 65 km · Bidbid 81 km · Barkā’ 90 km

Oman travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type G
240 V · 50 Hz
Prices
≈ 47% of US
price level, 2025
GDP per capita
$19,947
2025
Happiness
6.2 / 10
World Happiness, 2025
Safe drinking water
91%
of population, 2024
Homicide rate
0.1
per 100k, 2023
Road deaths
10.6
per 100k/yr, 2019
Income group
High
World Bank
English
Very low
EF EPI 407
Religion
Muslim 86%Christian 6%Hindu 6%other and unaffiliated 2%

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 Nizwa (22.9333°, 57.5333°, elevation 511 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).