Damascus weather in May

In May, Damascus sees average daytime highs of 73°F and overnight lows near 55°F, with 3.8 in of rain across 11.5 wet days and about 14.1 hours of daylight. It is the 5th-warmest and 3rd-wettest month of the year here.

Highs climb over the month, from about 70°F in the first days to 78°F by the end. The sky is clear or mostly clear about 25% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 36 min at the start of May to 14 h 30 min by month's end. Set against the rest of the year, May is Damascus's 12th-clearest and 8th-windiest month. For the whole year in context, see Damascus's year-round climate.

Daytime high
73°
5th warmest
Overnight low
55°
8th coldest
Rainfall
3.8 in
11.5 wet days
Daylight
14 h 06 min
5:01 AM – 7:09 PM
Cloud cover
63%
12th clearest
Wind
6 mph
8th windiest
Solar energy
5.7 kWh/m²
Travel score
6.5
out of 10

Damascus is census-designated place in Maryland, United States.

Density
509/km²
people per km²

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 70°F in the first days to 78°F by the end.

A typical May day in Damascus reaches about 73°F in the afternoon and slips back to 55°F overnight — a 18°F spread between the day's warmth and the night's chill. On most days the high lands between 61°F and 86°F. Set against its neighbours, May runs about 9°F warmer than April and about 9°F cooler than June.

40°60°80°151015202531
Avg high (°F)Avg low (°F)
16951
27051
37051
47051
57052
67152
77152
87153
97153
107253
117253
127254
137254
147354
157355
167355
177355
187456
197456
207456
217557
227557
237657
247658
257658
267758
277759
287759
297860
307860
317860

How May really feels in Damascus

Once humidity and wind are folded in, May averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

May sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Damascus weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan41° / 27°3.18.63.19.50.1
Feb44° / 29°2.88.43.210.50.8
Mar53° / 36°3.810.22.311.73.0
Apr65° / 46°3.410.40.2135.7
May73° / 55°3.811.5014.16.5
Jun83° / 64°3.610.8014.75.7
Jul87° / 69°4.011.3014.54.6
Aug85° / 67°3.410.5013.55.3
Sep78° / 60°4.59.3012.36.9
Oct66° / 49°3.47.80116.4
Nov55° / 38°3.07.70.39.83.7
Dec45° / 32°3.58.81.99.31.1

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 25% of the time in May, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 57%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14357
24357
34456
44456
54456
64555
74456
84456
94357
104357
114357
124258
134258
144258
154258
164357
174258
184159
194159
204258
214159
224159
234159
244159
254357
264357
274258
284258
294357
304357
314357

Chance of precipitation in May

Any precipitation

Damascus gets around 3.8 in of rain over 11.5 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 37% and peaks near 38% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
138
237
337
437
537
637
737
838
938
1038
1138
1238
1338
1437
1537
1637
1737
1837
1937
2037
2137
2237
2337
2437
2536
2636
2736
2836
2936
3035
3135

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 59% 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 (%)
17914610
27715710
37616710
47417810
57218910
67218910
770191010
868191120
968191120
1066201220
1165201230
1264201330
1363201340
1463191440
1562191450
1661191550
1760191560
1858191670
1957181780
2055181890
2154181990
22531819100
23501820111
24491821121
25481821121
26461822131
27451922131
28441922141
29421923141
30412023151
31402023162

Wind in May

Winds average 6 mph in May.

Across May, daily wind ranges from about 6 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
17calm
27calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 36 min at the start of May to 14 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 54 minutes over May. Sunrise moves from 5:17 AM to 4:50 AM, and sunset from 6:55 PM to 7:22 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.65:176:55
213.75:166:56
313.75:156:57
413.75:136:58
513.85:126:59
613.85:117:00
713.85:107:01
813.95:097:02
913.95:087:03
1014.05:077:04
1114.05:067:05
1214.05:057:06
1314.15:047:07
1414.15:037:08
1514.15:027:09
1614.15:017:09
1714.25:007:10
1814.24:597:11
1914.24:587:12
2014.34:577:13
2114.34:567:14
2214.34:567:15
2314.34:557:16
2414.44:547:17
2514.44:547:17
2614.44:537:18
2714.44:527:19
2814.54:527:20
2914.54:517:21
3014.54:517:21
3114.54:507:22

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.7 kWh/m².

For context, solar energy here swings from a low near 1.91 kWh/m² to a high of 6.15 kWh/m² in June across the year — May's 5.7 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.5Bright
25.5Bright
35.5Bright
45.5Bright
55.5Bright
65.5Bright
75.5Bright
85.5Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.7Bright
185.7Bright
195.7Bright
205.7Bright
215.7Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.8Bright
275.9Bright
285.9Bright
295.9Bright
305.9Bright
315.9Bright
Planning a trip in May

Is May a good time to visit Damascus?

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

6.5
Sightseeing
2nd-best month of the year
5.0
Beach & pool
5th-best month of the year

May is a reasonable time to visit Damascus for sightseeing.

What to pack for Damascus in May

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

In May, Damascus sees daytime highs around 73°F and nights near 55°F. Worth packing: light clothes, rain gear and sun protection. About 12 days see rain.

light clothesrain gearsun protection

UV index in Damascus in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Damascus peaks around July 11 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 2 (low).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 9 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateLowJul 11UV 9Dec 19UV 2
UV index (midday)Level
Jan2Low
Feb3Moderate
Mar5High
Apr6High
May8Very high
Jun9Very high
Jul9Very high
Aug7High
Sep6High
Oct4Moderate
Nov3Moderate
Dec2Low

Air quality in Damascus 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 Damascus is worst in July — around 17 µg/m³ PM2.5 (moderate), about 1.9× the cleanest month (November, 9 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1317 µg/m³Nov 129 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb12Moderate
Mar13Moderate
Apr13Moderate
May15Moderate
Jun16Moderate
Jul17Moderate
Aug15Moderate
Sep12Moderate
Oct9Good
Nov9Good
Dec10Good
Location & terrain

Where is Damascus?

Damascus sits at 39.3°N, 77.2°W, 866 ft above sea level, in United States. The nearest listed city is Montgomery Village, 7.5 mi away.

Topography around Damascus

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Damascus.

Within 2 miles, the terrain around Damascus has only modest variations in elevation — a maximum elevation change of 318 ft around an average of 715 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 791 ft; within 50 miles, large variations in elevation — a maximum elevation change of 2,375 ft.

The land around Damascus is covered by trees (62%) and grassland (24%) within 2 miles, trees (57%) and grassland (27%) within 10 miles, and trees (58%) within 50 miles.

2 miles
318 ft
10 miles
791 ft
50 miles
2,375 ft
treesgrasslandcroplandartificial surfaceswater
May weather nearby: Montgomery Village 7.5 mi · Germantown 8.7 mi · Gaithersburg 9.9 mi · Redland 11 mi · Olney 12 mi · Ballenger Creek 14 mi · Frederick 14 mi · Rockville 14 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 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 Damascus (39.2884°, -77.2039°, elevation 866 ft), 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).