Guerou weather in August

In August, Guerou sees average daytime highs of 35°C and overnight lows near 27°C, with 61 mm of rain across 8.2 wet days and about 12.6 hours of daylight. It is the 8th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 35°C through the month. The sky is clear or mostly clear about 42% of the time in August, and the air most often feels oppressive.

Daylight stretches from about 12 h 48 min at the start of August to 12 h 24 min by month's end. Set against the rest of the year, August is Guerou's 12th-clearest and 7th-windiest month. For the whole year in context, see Guerou's year-round climate.

Daytime high
35°
8th warmest
Overnight low
27°
8th coldest
Rainfall
61 mm
8.2 wet days
Daylight
12 h 36 min
6:35 AM – 7:10 PM
Cloud cover
51%
12th clearest
Wind
14 km/h
7th windiest
Solar energy
6.47 kWh/m²
Travel score
2.5
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 35°C through the month.

A typical August day in Guerou reaches about 35°C in the afternoon and slips back to 27°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 32°C and 38°C. Set against its neighbours, August runs about 2°C cooler than July and about 1°C cooler than September.

20°25°30°35°40°151015202531
Avg high (°C)Avg low (°C)
13627
23627
33627
43627
53627
63627
73627
83627
93627
103527
113527
123527
133527
143527
153527
163527
173527
183526
193526
203526
213526
223526
233526
243526
253526
263526
273526
283526
293526
303526
313526

How August really feels in Guerou

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
31 feel dangerously hot (≥ 39°C)
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.

Guerou weather by month

How August compares with the rest of the year at a glance. August is the 8th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 17°10.211.17.0
Feb32° / 20°10.211.45.2
Mar36° / 23°00.111.92.9
Apr39° / 26°0012.40.6
May41° / 29°10.412.80.0
Jun41° / 30°40.9130.1
Jul37° / 28°193.312.91.6
Aug35° / 27°618.212.62.5
Sep37° / 27°417.112.11.9
Oct38° / 27°112.411.61.5
Nov34° / 23°10.211.23.6
Dec30° / 19°20.3116.3

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time in August, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 18% of August, with mostly cloudy or overcast conditions the remaining 40%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17030
26931
36832
46832
56733
66634
76535
86436
96337
106337
116238
126040
136040
145941
155842
165842
175743
185644
195644
205644
215644
225545
235545
245644
255644
265644
275644
285644
295842
305842
315842

Chance of precipitation in August

Any precipitation

Guerou gets around 61 mm of rain over 8.2 wet days in August, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 26% and peaks near 32% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
117
218
319
419
520
621
722
823
923
1024
1125
1225
1326
1427
1527
1628
1728
1828
1929
2029
2129
2229
2330
2430
2531
2631
2731
2831
2932
3032
3132

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the oppressive band about 54% of days. Sticky, muggy-or-worse air turns up on roughly 91% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1131834395
2131734405
3131633416
4131533426
5131432446
6121332457
7121232467
8121131477
9121031488
1012931508
1112830518
1201830529
1301729549
1401629559
15016285510
16015275710
17015265711
18014255911
19014255911
20014245912
21014236012
22013236112
23013226212
24013226113
25013226113
26013216213
27013216213
28013216213
29013216213
30013216213
31013216213

Wind in August

Winds average 14 km/h in August.

Across August, daily wind ranges from about 12 km/h on the calmest days to 16 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
116light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
915light breeze
1015light breeze
1115light breeze
1214light breeze
1314light breeze
1414light breeze
1514light breeze
1614light breeze
1714light breeze
1814light breeze
1914light breeze
2013light breeze
2113light breeze
2213light breeze
2313light breeze
2413light breeze
2513light breeze
2613light breeze
2713light breeze
2813light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 12 h 48 min at the start of August to 12 h 24 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over August. Sunrise moves from 6:31 AM to 6:38 AM, and sunset from 7:17 PM to 6:59 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.86:317:17
212.86:317:17
312.86:327:17
412.76:327:16
512.76:327:16
612.76:327:15
712.76:337:15
812.76:337:14
912.76:337:14
1012.76:337:13
1112.66:347:13
1212.66:347:12
1312.66:347:11
1412.66:347:11
1512.66:357:10
1612.66:357:10
1712.66:357:09
1812.66:357:08
1912.56:357:08
2012.56:367:07
2112.56:367:06
2212.56:367:06
2312.56:367:05
2412.56:367:04
2512.46:377:03
2612.46:377:03
2712.46:377:02
2812.46:377:01
2912.46:377:00
3012.46:377:00
3112.46:386:59

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 6.47 kWh/m².

For context, solar energy here swings from a low near 5.05 kWh/m² to a high of 7.46 kWh/m² in April across the year — August's 6.47 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.7Intense
46.6Intense
56.6Intense
66.6Intense
76.6Intense
86.6Intense
96.5Intense
106.5Intense
116.5Intense
126.5Intense
136.5Intense
146.5Intense
156.5Intense
166.4Intense
176.4Intense
186.4Intense
196.4Intense
206.4Intense
216.4Intense
226.4Intense
236.4Intense
246.4Intense
256.4Intense
266.4Intense
276.4Intense
286.4Intense
296.4Intense
306.4Intense
316.4Intense
Planning a trip in August

Hazard calendar for Guerou

In seasonPeak

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

Guerou sees dust haze year-round, heaviest in June.

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

Is August a good time to visit Guerou?

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

2.5
Sightseeing
6th-best month of the year
5.5
Beach & pool
6th-best month of the year

August is a weaker month for outdoor sightseeing in Guerou.

What to pack for Guerou in August

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

In August, Guerou sees daytime highs around 35°C and nights near 27°C. Pack light clothes and sun protection. Worth having: rain gear. About 8 days see rain.

light clothessun protectionrain gear

UV index in Guerou 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 Guerou peaks around March 18 at about 13 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 at about 7 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeExtremeVery highMar 18UV 13Dec 16UV 7
UV index (midday)Level
Jan8Very high
Feb12Extreme
Mar13Extreme
Apr12Extreme
May11Extreme
Jun10Very high
Jul11Extreme
Aug11Extreme
Sep12Extreme
Oct9Very high
Nov8Very high
Dec7High

Air quality in Guerou 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 Guerou is worst in January — around 120 µg/m³ PM2.5 (unhealthy), about 2.7× the cleanest month (September, 45 µg/m³).

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

0306090120150JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorUnhealthyJan 16118 µg/m³Sep 1145 µg/m³
PM2.5 (µg/m³)Level
Jan120Unhealthy
Feb106Unhealthy
Mar77Unhealthy
Apr61Unhealthy
May68Unhealthy
Jun91Unhealthy
Jul74Unhealthy
Aug47Poor
Sep45Poor
Oct57Unhealthy
Nov60Unhealthy
Dec108Unhealthy
Location & terrain

Where is Guerou?

Guerou sits at 17.1°N, 12.0°W, 183 m above sea level, in Mauritania. The nearest listed city is Elghabra, 83 km away.

ElghabraKiffaMagṭa‘ LaḥjarKaédiEl ’AyoûnAlegMatamṬinṭâne

Topography around Guerou

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

Within 3 km, the terrain around Guerou has only modest variations in elevation — a maximum elevation change of 236 m around an average of 183 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 399 m; within 80 km, significant variations in elevation — a maximum elevation change of 594 m.

The land around Guerou is covered by bare terrain (56%) and grassland (42%) within 3 km, bare terrain (51%) and grassland (47%) within 16 km, and bare terrain (64%) and grassland (35%) within 80 km.

3 km
236 m
16 km
399 m
80 km
594 m
treesshrubsgrasslandartificial surfacesbare terrain
August weather nearby: Elghabra 83 km · Kiffa 85 km · Magṭa‘ Laḥjar 122 km · Kaédi 187 km · El ’Ayoûn 192 km · Aleg 199 km · Matam 205 km · Ṭinṭâne 213 km

Mauritania travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type C / E / F
220 V · 50 Hz
Prices
≈ 31% of US
price level, 2025
GDP per capita
$2,198
2025
Happiness
4.5 / 10
World Happiness, 2025
Homicide rate
1
per 100k, 2020
Road deaths
25.6
per 100k/yr, 2019
Income group
Lower middle
World Bank
Religion
Muslim 100%

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 Guerou (17.0775°, -12.0387°, elevation 183 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).