North Myrtle Beach weather in March

In March, North Myrtle Beach sees average daytime highs of 63°F and overnight lows near 51°F, with 4.0 in of rain across 8.9 wet days and about 11.7 hours of daylight. It is the 9th-warmest and 6th-wettest month of the year here.

Highs climb over the month, from about 61°F in the first days to 66°F by the end. The sky is clear or mostly clear about 40% of the time in March, and the air most often feels dry.

Daylight stretches from about 11 h 12 min at the start of March to 12 h 18 min by month's end. Set against the rest of the year, March is North Myrtle Beach's 5th-clearest and 1st-windiest month. For the whole year in context, see North Myrtle Beach's year-round climate.

Daytime high
63°
9th warmest
Overnight low
51°
4th coldest
Rainfall
4.0 in
8.9 wet days
Daylight
11 h 42 min
6:32 AM – 6:17 PM
Cloud cover
52%
5th clearest
Wind
11 mph
1st windiest
Solar energy
4.69 kWh/m²
Travel score
5.8
out of 10

North Myrtle Beach is city in Horry County, South Carolina, United States.

Density
352/km²
people per km²
Founded
1735

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

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 61°F in the first days to 66°F by the end.

A typical March day in North Myrtle Beach reaches about 63°F in the afternoon and slips back to 51°F overnight — a 12°F spread between the day's warmth and the night's chill. On most days the high lands between 53°F and 72°F. Set against its neighbours, March runs about 5°F warmer than February and about 7°F cooler than April.

30°40°50°60°70°80°151015202531
Avg high (°F)Avg low (°F)
16048
26148
36148
46148
56148
66148
76148
86249
96249
106249
116249
126249
136250
146350
156350
166350
176351
186351
196451
206451
216451
226452
236452
246452
256553
266553
276553
286553
296654
306654
316654

How March really feels in North Myrtle Beach

Once humidity and wind are folded in, March 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

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

North Myrtle Beach weather by month

How March compares with the rest of the year at a glance. March is the 9th-warmest and 6th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan56° / 44°3.79.5104.0
Feb58° / 45°3.78.910.74.4
Mar63° / 51°4.08.911.75.8
Apr70° / 58°3.07.612.86.9
May76° / 66°3.19.413.77.1
Jun82° / 73°4.313.114.25.7
Jul85° / 76°5.516.6144.5
Aug84° / 76°6.717.113.34.7
Sep80° / 71°6.412.912.26.2
Oct73° / 62°4.07.911.17.3
Nov65° / 52°3.37.910.26.4
Dec59° / 47°4.19.49.84.7

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 15% of March, with mostly cloudy or overcast conditions the remaining 44%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25347
35446
45545
55644
65644
75644
85743
95743
105743
115743
125743
135743
145743
155644
165644
175644
185644
195545
205545
215545
225545
235545
245545
255545
265545
275545
285644
295644
305545
315644

Chance of precipitation in March

Any precipitation

North Myrtle Beach gets around 4.0 in of rain over 8.9 wet days in March. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 28% and peaks near 31% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
131
230
329
429
528
627
727
826
926
1026
1125
1225
1325
1425
1526
1626
1726
1827
1927
2028
2129
2229
2330
2430
2531
2631
2731
2831
2931
3030
3130

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the dry band about 73% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1781570
2781570
3781570
4781570
5771580
6771580
7771580
8771580
9771580
10771580
11771580
12771580
13761590
14751690
15751690
16751690
17751690
18741790
19741790
20731791
217118101
227118101
237019101
246919111
256919111
266620122
276620122
286520132
296520132
306321142
316221152

Wind in March

Winds average 11 mph in March, the windiest month of the year.

Across March, daily wind ranges from about 10 mph on the calmest days to 11 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
111light breeze
211light breeze
311light breeze
411light breeze
511light breeze
611light breeze
711light breeze
811light breeze
911light breeze
1011light breeze
1111light breeze
1211light breeze
1311light breeze
1411light breeze
1511light breeze
1611light breeze
1711light breeze
1811light breeze
1911light breeze
2010light breeze
2110light breeze
2210light breeze
2310light breeze
2410light breeze
2511light breeze
2611light breeze
2711light breeze
2811light breeze
2911light breeze
3011light breeze
3111light breeze

Sunrise & sunset in March

DaylightNight

Daylight runs from about 11 h 12 min at the start of March to 12 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 66 minutes over March. Sunrise moves from 6:52 AM to 6:11 AM, and sunset from 6:04 PM to 6:28 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.26:526:04
211.26:506:05
311.36:496:06
411.36:486:07
511.36:476:08
611.46:456:08
711.46:446:09
811.56:436:10
911.56:426:11
1011.56:406:12
1111.66:396:13
1211.66:386:13
1311.66:366:14
1411.76:356:15
1511.76:346:16
1611.76:326:17
1711.86:316:17
1811.86:296:18
1911.86:286:19
2011.96:276:20
2111.96:256:20
2212.06:246:21
2312.06:236:22
2412.06:216:23
2512.16:206:24
2612.16:186:24
2712.16:176:25
2812.26:166:26
2912.26:146:27
3012.26:136:27
3112.36:116:28

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 4.69 kWh/m².

For context, solar energy here swings from a low near 2.47 kWh/m² to a high of 6.3 kWh/m² in May across the year — March's 4.69 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.1Bright
24.1Bright
34.2Bright
44.3Bright
54.3Bright
64.3Bright
74.4Bright
84.5Bright
94.5Bright
104.5Bright
114.6Bright
124.6Bright
134.6Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.8Bright
194.8Bright
204.8Bright
214.9Bright
224.9Bright
235.0Bright
245.0Bright
255.0Bright
265.1Bright
275.1Bright
285.2Bright
295.2Bright
305.3Bright
315.3Bright
Planning a trip in March

Hazard calendar for North Myrtle Beach

In seasonPeak

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

North Myrtle Beach sits in the Atlantic hurricane belt; the season peaks August–October.

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

Is March a good time to visit North Myrtle Beach?

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

5.8
Sightseeing
6th-best month of the year
1.6
Beach & pool
9th-best month of the year

March is a reasonable time to visit North Myrtle Beach for sightseeing.

What to pack for North Myrtle Beach in March

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

In March, North Myrtle Beach sees daytime highs around 63°F and nights near 51°F. Worth packing: rain gear and sun protection. About 9 days see rain.

rain gearsun protection

Sea temperature near North Myrtle Beach in March

The nearest coast averages about 61°F in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 83°F and coldest in February near 59°F.

It's comfortable for a long swim from Apr 29 to Nov 14 — about 6.6 months when the water holds above 68°F.

60°70°80°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan60Cool
Feb59Bracing
Mar61Cool
Apr65Cool
May72Refreshing
Jun79Warm
Jul82Warm
Aug83Tropical
Sep80Warm
Oct74Refreshing
Nov68Cool
Dec62Cool

UV index in North Myrtle Beach in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in North Myrtle Beach peaks around July 14 at about 9 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJul 14UV 9Dec 19UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr7Very high
May8Very high
Jun9Very high
Jul10Very high
Aug8Very high
Sep7Very high
Oct5High
Nov4Moderate
Dec3Moderate

Air quality in North Myrtle Beach in March

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in North Myrtle Beach is worst in March — around 21 µg/m³ PM2.5 (moderate), about 3.5× the cleanest month (December, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodModerateGoodMar 1719 µg/m³Dec 146 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb12Good
Mar21Moderate
Apr12Moderate
May11Good
Jun15Moderate
Jul16Moderate
Aug14Moderate
Sep9Good
Oct6Good
Nov7Good
Dec6Good
Location & terrain

Where is North Myrtle Beach?

North Myrtle Beach sits at 33.8°N, 78.7°W, 7 ft above sea level, in United States. The nearest listed city is Myrtle Beach, 15 mi away.

Topography around North Myrtle Beach

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

Within 2 miles, the terrain around North Myrtle Beach has only modest variations in elevation — a maximum elevation change of 102 ft around an average of 16 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 138 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 230 ft.

The land around North Myrtle Beach is covered by water (49%) within 2 miles, water (48%) and trees (37%) within 10 miles, and trees (55%) and water (31%) within 50 miles.

2 miles
102 ft
10 miles
138 ft
50 miles
230 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
March weather nearby: Myrtle Beach 15 mi · Socastee 21 mi · Conway 21 mi · Leland 47 mi · Wilmington 51 mi · Lumberton 58 mi · Florence 67 mi · Laurinburg 80 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 North Myrtle Beach (33.816°, -78.68°, elevation 7 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. 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).