Adam weather in May

In May, Adam sees average daytime highs of 42°C and overnight lows near 28°C, with 1 mm of rain across 0.2 wet days and about 13.1 hours of daylight. It is the 3rd-warmest and 10th-wettest month of the year here.

Highs climb over the month, from about 40°C in the first days to 43°C by the end. The sky is clear or mostly clear about 90% of the time in May, and the air most often feels dry.

Daylight stretches from about 12 h 48 min at the start of May to 13 h 18 min by month's end. Set against the rest of the year, May is Adam's 2nd-clearest and 1st-windiest month. For the whole year in context, see Adam's year-round climate.

Daytime high
42°
3rd warmest
Overnight low
28°
9th coldest
Rainfall
1 mm
0.2 wet days
Daylight
13 h 06 min
5:34 AM – 6:38 PM
Cloud cover
12%
2nd clearest
Wind
11 km/h
1st windiest
Solar energy
7.6 kWh/m²
Travel score
0.0
out of 10

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 40°C in the first days to 43°C by the end.

A typical May day in Adam reaches about 42°C in the afternoon and slips back to 28°C overnight — a 14°C spread between the day's warmth and the night's chill. On most days the high lands between 39°C and 44°C. Set against its neighbours, May runs about 4°C warmer than April and about 2°C cooler than June.

20°30°40°50°151015202531
Avg high (°C)Avg low (°C)
14026
24026
34026
44026
54027
64027
74127
84127
94127
104127
114127
124127
134127
144127
154228
164228
174228
184228
194228
204228
214228
224228
234228
244228
254228
264228
274328
284328
294329
304329
314329

How May really feels in Adam

Once humidity and wind are folded in, May 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 May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Adam weather by month

How May compares with the rest of the year at a glance. May is the 3rd-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 14°30.810.88.7
Feb29° / 16°30.511.27.3
Mar33° / 19°151.411.84.7
Apr37° / 24°50.912.51.8
May42° / 28°10.213.10.0
Jun43° / 29°20.413.30.0
Jul43° / 29°70.813.20.0
Aug41° / 28°30.612.80.0
Sep40° / 26°00.112.10.3
Oct37° / 23°10.211.52.3
Nov32° / 19°50.510.95.5
Dec28° / 16°60.410.77.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 90% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 4% of May, with mostly cloudy or overcast conditions the remaining 5%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1919
2919
3919
4928
5937
6937
7937
8946
9946
10955
11955
12955
13955
14955
15964
16964
17964
18964
19964
20964
21964
22964
23964
24964
25964
26964
27955
28955
29955
30955
31946

Chance of precipitation in May

Any precipitation

Adam gets around 1 mm of rain over 0.2 wet days in May. 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 2% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
12
21
31
41
51
61
71
81
91
101
111
121
131
141
151
161
171
181
191
201
211
221
231
241
251
261
271
281
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 61% of days. Sticky, muggy-or-worse air turns up on roughly 7% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
171161030
271161030
370161130
470161121
568171221
668171221
768171221
867171321
967171321
1066181321
1166181321
1265181421
1364181431
1464181431
1563181441
1662181541
1761181551
1861181551
1960181561
2059181571
2159181571
2258171681
2357171691
24561716101
25541717111
26531717121
27511717132
28491718142
29481718152
30461719162
31451719172

Wind in May

Winds average 11 km/h in May, the windiest month of the year.

Across May, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 12 h 48 min at the start of May to 13 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over May. Sunrise moves from 5:43 AM to 5:30 AM, and sunset from 6:32 PM to 6:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.85:436:32
212.85:426:32
312.95:416:32
412.95:416:33
512.95:406:33
612.95:396:34
712.95:396:34
812.95:386:35
913.05:386:35
1013.05:376:35
1113.05:366:36
1213.05:366:36
1313.05:356:37
1413.05:356:37
1513.15:346:38
1613.15:346:38
1713.15:346:39
1813.15:336:39
1913.15:336:40
2013.15:326:40
2113.15:326:41
2213.25:326:41
2313.25:316:41
2413.25:316:42
2513.25:316:42
2613.25:316:43
2713.25:306:43
2813.25:306:44
2913.25:306:44
3013.25:306:45
3113.35:306:45

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 7.6 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 4.62 kWh/m² to a high of 7.6 kWh/m² in May across the year — May's 7.6 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
17.5Intense
27.5Intense
37.6Intense
47.6Intense
57.6Intense
67.6Intense
77.6Intense
87.6Intense
97.6Intense
107.6Intense
117.6Intense
127.6Intense
137.6Intense
147.6Intense
157.6Intense
167.6Intense
177.6Intense
187.6Intense
197.6Intense
207.6Intense
217.6Intense
227.6Intense
237.6Intense
247.5Intense
257.5Intense
267.5Intense
277.5Intense
287.5Intense
297.5Intense
307.5Intense
317.4Intense
Planning a trip in May

Hazard calendar for Adam

In seasonPeak

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

Adam sees seasonal dust haze (March–September), heaviest in July.

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

Is May a good time to visit Adam?

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

0.0
Sightseeing
9th-best month of the year
2.1
Beach & pool
9th-best month of the year

May is a weaker month for outdoor sightseeing in Adam.

What to pack for Adam in May

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

In May, Adam sees daytime highs around 42°C and nights near 28°C. Pack light clothes and sun protection.

light clothessun protection

UV index in Adam in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Adam peaks around April 21 at about 12 (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 highHighApr 21UV 12Dec 15UV 6
UV index (midday)Level
Jan7Very high
Feb9Very high
Mar10Very high
Apr12Extreme
May12Extreme
Jun11Extreme
Jul9Very high
Aug9Very high
Sep11Extreme
Oct9Very high
Nov7High
Dec6High

Air quality in Adam 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 Adam is worst in July — around 113 µg/m³ PM2.5 (unhealthy), about 4.2× the cleanest month (December, 27 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyPoorModerateJul 18110 µg/m³Dec 1227 µg/m³
PM2.5 (µg/m³)Level
Jan32Moderate
Feb37Poor
Mar42Poor
Apr56Unhealthy
May67Unhealthy
Jun81Unhealthy
Jul113Unhealthy
Aug94Unhealthy
Sep60Unhealthy
Oct36Poor
Nov28Moderate
Dec27Moderate
Location & terrain

Where is Adam?

Adam sits at 22.4°N, 57.5°E, 284 m above sea level, in Oman. The nearest listed city is Nizwa, 62 km away.

NizwaIzkīBahlaIbraSamā’ilRustaqSufālat Samā’ilBidbid

Topography around Adam

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

Within 3 km, the terrain around Adam has only modest variations in elevation — a maximum elevation change of 190 m around an average of 290 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 799 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,173 m.

The land around Adam is covered by bare terrain (75%) within 3 km, bare terrain (98%) within 16 km, and bare terrain (99%) within 80 km.

3 km
190 m
16 km
799 m
80 km
2,173 m
treescroplandartificial surfacesbare terrain
May weather nearby: Nizwa 62 km · Izkī 66 km · Bahla 70 km · Ibra 109 km · Samā’il 111 km · Rustaq 113 km · Sufālat Samā’il 116 km · Bidbid 130 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 Adam (22.3793°, 57.5272°, elevation 284 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).