Assa weather in May

In May, Assa sees average daytime highs of 31°C and overnight lows near 16°C, with 1 mm of rain across 0.3 wet days and about 13.4 hours of daylight. It is the 5th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 30°C in the first days to 33°C by the end. The sky is clear or mostly clear about 79% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 06 min at the start of May to 13 h 42 min by month's end. Set against the rest of the year, May is Assa's 4th-clearest and 1st-windiest month. For the whole year in context, see Assa's year-round climate.

Daytime high
31°
5th warmest
Overnight low
16°
7th coldest
Rainfall
1 mm
0.3 wet days
Daylight
13 h 24 min
5:51 AM – 7:17 PM
Cloud cover
20%
4th clearest
Wind
19 km/h
1st windiest
Solar energy
7.92 kWh/m²
Travel score
5.8
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 30°C in the first days to 33°C by the end.

A typical May day in Assa reaches about 31°C in the afternoon and slips back to 16°C overnight — a 15°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 38°C. Set against its neighbours, May runs about 3°C warmer than April and about 3°C cooler than June.

10°20°30°40°151015202531
Avg high (°C)Avg low (°C)
13015
23015
33015
43015
53015
63015
73116
83116
93116
103116
113116
123116
133116
143116
153116
163216
173216
183217
193217
203217
213217
223217
233217
243217
253217
263217
273217
283317
293317
303317
313318

How May really feels in Assa

Once humidity and wind are folded in, May averages 9 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
9
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Assa weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan21° / 41.110.48.4
Feb23° / 11°81.4118.9
Mar26° / 13°50.911.88.7
Apr29° / 14°20.212.77.6
May31° / 16°10.313.45.8
Jun35° / 19°10.413.83.6
Jul40° / 22°10.313.60.4
Aug40° / 23°30.8130.3
Sep35° / 20°30.512.23.3
Oct31° / 17°80.911.36.1
Nov26° / 14°40.810.68.7
Dec22° / 10°61.110.28.5

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 79% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 8% of May, with mostly cloudy or overcast conditions the remaining 13%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18713
28614
38614
48614
58614
68614
78614
88614
98614
108614
118515
128515
138515
148515
158515
168515
178515
188515
198614
208614
218713
228713
238812
248812
258812
268911
278911
288911
298911
30919
31919

Chance of precipitation in May

Any precipitation

Assa gets around 1 mm of rain over 0.3 wet days in May, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 1% and peaks near 1% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
11
21
31
41
51
61
71
81
91
101
111
121
131
141
151
161
171
181
191
201
211
221
231
240
250
260
270
280
291
301
311

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 94% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
110000
210000
310000
410000
510000
69910
79910
89910
99910
109811
119811
129811
139721
149721
159721
169631
179631
189541
199541
209451
219361
229271
239181
249190
2590100
2689110
2788120
2886140
2985150
3084160
3183170

Wind in May

Winds average 19 km/h in May, the windiest month of the year.

Across May, daily wind ranges from about 18 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
119light breeze
219light breeze
319light breeze
419light breeze
519light breeze
619light breeze
719light breeze
819light breeze
919light breeze
1019light breeze
1119light breeze
1218light breeze
1318light breeze
1418light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1919light breeze
2019light breeze
2119light breeze
2219light breeze
2319light breeze
2419light breeze
2519light breeze
2619light breeze
2719light breeze
2819light breeze
2919light breeze
3019light breeze
3119light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 06 min at the start of May to 13 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 36 minutes over May. Sunrise moves from 6:02 AM to 5:45 AM, and sunset from 7:07 PM to 7:25 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.16:027:07
213.16:027:08
313.16:017:09
413.26:007:09
513.25:597:10
613.25:587:10
713.25:587:11
813.25:577:12
913.35:567:12
1013.35:557:13
1113.35:557:14
1213.35:547:14
1313.45:537:15
1413.45:537:15
1513.45:527:16
1613.45:517:17
1713.45:517:17
1813.55:507:18
1913.55:507:18
2013.55:497:19
2113.55:497:20
2213.55:487:20
2313.65:487:21
2413.65:477:21
2513.65:477:22
2613.65:477:23
2713.65:467:23
2813.65:467:24
2913.65:467:24
3013.75:457:25
3113.75:457:25

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.92 kWh/m².

For context, solar energy here swings from a low near 3.73 kWh/m² to a high of 8.1 kWh/m² in June across the year — May's 7.92 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.8Intense
27.8Intense
37.8Intense
47.8Intense
57.8Intense
67.8Intense
77.8Intense
87.8Intense
97.8Intense
107.9Intense
117.9Intense
127.9Intense
137.9Intense
147.9Intense
157.9Intense
167.9Intense
177.9Intense
187.9Intense
198.0Intense
208.0Intense
218.0Intense
228.0Intense
238.0Intense
248.0Intense
258.0Intense
268.0Intense
278.0Intense
288.0Intense
298.1Intense
308.1Intense
318.1Intense
Planning a trip in May

Hazard calendar for Assa

In seasonPeak

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

Assa sees seasonal dust haze (July–August), heaviest in July.

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

Is May a good time to visit Assa?

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

5.8
Sightseeing
8th-best month of the year
8.7
Beach & pool
2nd-best month of the year

May is a reasonable time to visit Assa for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Assa in May

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

In May, Assa sees daytime highs around 31°C and nights near 16°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Assa in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Assa peaks around June 18 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 16 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 highModerateJun 18UV 11Dec 16UV 4
UV index (midday)Level
Jan5Moderate
Feb6High
Mar9Very high
Apr9Very high
May9Very high
Jun11Extreme
Jul10Very high
Aug11Extreme
Sep9Very high
Oct8Very high
Nov5Moderate
Dec4Moderate

Air quality in Assa in May

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Assa is worst in February — around 24 µg/m³ PM2.5 (moderate), about 2.1× the cleanest month (May, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateFeb 1423 µg/m³May 2311 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb24Moderate
Mar15Moderate
Apr13Moderate
May11Good
Jun11Good
Jul19Moderate
Aug20Moderate
Sep16Moderate
Oct16Moderate
Nov11Good
Dec17Moderate
Location & terrain

Where is Assa?

Assa sits at 28.6°N, 9.4°W, 318 m above sea level, in Morocco. The nearest listed city is Bou Izakarn, 69 km away.

Sidi IfniTiznitTindoufTan-TanTine BiougraBen Jerrar

Topography around Assa

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

Within 3 km, the terrain around Assa has only modest variations in elevation — a maximum elevation change of 210 m around an average of 326 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 798 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,250 m.

The land around Assa is covered by bare terrain (93%) within 3 km, bare terrain (100%) within 16 km, and bare terrain (95%) within 80 km.

3 km
210 m
16 km
798 m
80 km
1,250 m
treesgrasslandartificial surfacesbare terrain
May weather nearby: Bou Izakarn 69 km · Guelmim 74 km · Sidi Ifni 112 km · Tiznit 124 km · Tindouf 163 km · Tan-Tan 165 km · Tine Biougra 178 km · Ben Jerrar 184 km

Morocco travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
220 V · 50 Hz
Prices
≈ 42% of US
price level, 2025
GDP per capita
$4,672
2025
Happiness
4.6 / 10
World Happiness, 2025
Safe drinking water
80%
of population, 2024
Homicide rate
1.7
per 100k, 2023
Road deaths
17
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Low
EF EPI 492
Religion
Muslim 99%other 1%

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 Assa (28.6099°, -9.4299°, elevation 318 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).