Guerou weather in July

In July, Guerou sees average daytime highs of 37°C and overnight lows near 28°C, with 19 mm of rain across 3.3 wet days and about 12.9 hours of daylight. It is the 5th-warmest and 3rd-wettest month of the year here.

Highs ease over the month, from about 39°C in the first days to 36°C by the end. The sky is clear or mostly clear about 67% of the time in July, and the air most often feels muggy.

Daylight stretches from about 13 hours at the start of July to 12 h 48 min by month's end. Set against the rest of the year, July is Guerou's 5th-clearest and 4th-windiest month. For the whole year in context, see Guerou's year-round climate.

Daytime high
37°
5th warmest
Overnight low
28°
10th coldest
Rainfall
19 mm
3.3 wet days
Daylight
12 h 54 min
6:26 AM – 7:22 PM
Cloud cover
32%
5th clearest
Wind
16 km/h
4th windiest
Solar energy
7.04 kWh/m²
Travel score
1.6
out of 10

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 39°C in the first days to 36°C by the end.

A typical July day in Guerou 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 34°C and 40°C. Set against its neighbours, July runs about 3°C cooler than June and about 2°C warmer than August.

20°25°30°35°40°45°151015202531
Avg high (°C)Avg low (°C)
13929
23928
33928
43928
53828
63828
73828
83828
93828
103828
113828
123828
133828
143828
153728
163728
173728
183728
193728
203727
213727
223727
233727
243727
253727
263627
273627
283627
293627
303627
313627

How July really feels in Guerou

Once humidity and wind are folded in, July 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
16 feel dangerously hot (≥ 39°C)
Days feeling ≤ C
0
wind chill below the day's low

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

Guerou weather by month

How July compares with the rest of the year at a glance. July is the 5th-warmest and 3rd-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 July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 67% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 14% of July, with mostly cloudy or overcast conditions the remaining 20%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18614
28515
38515
48515
58515
68515
78515
88614
98614
108614
118614
128515
138416
148416
158416
168218
178218
188020
198020
207921
217822
227723
237723
247525
257426
267426
277228
287228
297228
307129
317129

Chance of precipitation in July

Any precipitation

Guerou gets around 19 mm of rain over 3.3 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 11% and peaks near 17% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
16
26
37
47
57
67
77
87
97
108
118
128
139
149
1510
1610
1711
1812
1912
2013
2113
2214
2314
2414
2515
2615
2715
2816
2916
3016
3117

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, July lands in the muggy band about 33% of days. Sticky, muggy-or-worse air turns up on roughly 49% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
11426371831
21326372031
31126382131
41025372341
5924372441
6924372641
7823372741
8722362851
9721363051
10620363161
11519363261
12518363471
13417353571
14416353681
15415343791
163143338101
173133339121
183123239131
192113140151
202103040161
21292940181
22282840201
23272740222
24272639242
25262539262
26262338283
27252237303
28252137323
29242036344
30241935364
31141935374

Wind in July

Winds average 16 km/h in July.

Across July, daily wind ranges from about 15 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
115light breeze
215light breeze
315light breeze
415light breeze
515light breeze
615light breeze
715light breeze
815light breeze
916light breeze
1016light breeze
1116light breeze
1216light breeze
1316light breeze
1416light breeze
1516light breeze
1616light breeze
1716light breeze
1816light breeze
1916light breeze
2016light breeze
2116light breeze
2216light breeze
2316light breeze
2416light breeze
2516light breeze
2616light breeze
2716light breeze
2816light breeze
2916light breeze
3016light breeze
3116light breeze

Sunrise & sunset in July

DaylightNight

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

Days shrink by about 12 minutes over July. Sunrise moves from 6:21 AM to 6:31 AM, and sunset from 7:22 PM to 7:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.06:217:22
213.06:227:22
313.06:227:22
413.06:227:22
513.06:227:22
613.06:237:22
713.06:237:22
813.06:237:22
913.06:247:22
1013.06:247:22
1113.06:247:22
1213.06:257:22
1313.06:257:22
1412.96:257:22
1512.96:267:22
1612.96:267:22
1712.96:267:22
1812.96:277:21
1912.96:277:21
2012.96:277:21
2112.96:287:21
2212.96:287:21
2312.96:287:20
2412.96:297:20
2512.86:297:20
2612.86:297:20
2712.86:297:19
2812.86:307:19
2912.86:307:19
3012.86:307:18
3112.86:317:18

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 7.04 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 — July's 7.04 kWh/m² falls in the middle.

02468151015202531
Solar energy (kWh/m²)Level
17.3Intense
27.3Intense
37.2Intense
47.2Intense
57.2Intense
67.2Intense
77.2Intense
87.2Intense
97.2Intense
107.2Intense
117.2Intense
127.1Intense
137.1Intense
147.1Intense
157.1Intense
167.1Intense
177.0Intense
187.0Intense
197.0Intense
207.0Intense
217.0Intense
226.9Intense
236.9Intense
246.9Intense
256.9Intense
266.8Intense
276.8Intense
286.8Intense
296.8Intense
306.8Intense
316.7Intense
Planning a trip in July

Hazard calendar for Guerou

In seasonPeak

In July, 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 July a good time to visit Guerou?

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

1.6
Sightseeing
8th-best month of the year
4.8
Beach & pool
8th-best month of the year

July is a weaker month for outdoor sightseeing in Guerou.

What to pack for Guerou in July

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

In July, Guerou sees daytime highs around 37°C and nights near 28°C. Pack light clothes and sun protection. About 3 days see rain.

light clothessun protection

UV index in Guerou in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July 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 July

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where July 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
July 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).