San Juan del Sur weather in March

In March, San Juan del Sur sees average daytime highs of 29°C and overnight lows near 24°C, with 3 mm of rain across 0.9 wet days and about 11.9 hours of daylight. It is the 3rd-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 80% of the time in March, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of March to 12 h 06 min by month's end. Set against the rest of the year, March is San Juan del Sur's 2nd-clearest and 3rd-windiest month. For the whole year in context, see San Juan del Sur's year-round climate.

Daytime high
29°
3rd warmest
Overnight low
24°
4th coldest
Rainfall
3 mm
0.9 wet days
Daylight
11 h 54 min
5:55 AM – 5:51 PM
Cloud cover
25%
2nd clearest
Wind
29 km/h
3rd windiest
Solar energy
6.88 kWh/m²
Travel score
7.4
out of 10

San Juan del Sur is Town in Nicaragua, Seat of the San Juan del Sur Municipality, Rivas Department.

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

Temperature in March

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical March day in San Juan del Sur reaches about 29°C in the afternoon and slips back to 24°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 30°C. Set against its neighbours, March runs about 1°C warmer than February and about 1°C cooler than April.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12824
22824
32824
42824
52824
62824
72824
82824
92824
102824
112824
122924
132924
142924
152924
162924
172924
182924
192924
202925
212925
222925
232925
242925
252925
262925
272925
282925
292925
302925
312925

How March really feels in San Juan del Sur

Once humidity and wind are folded in, March averages 5 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
5
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

San Juan del Sur weather by month

How March compares with the rest of the year at a glance. March is the 3rd-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan27° / 24°103.411.48.0
Feb28° / 24°41.411.68.2
Mar29° / 24°30.911.97.4
Apr30° / 25°143.112.26.2
May29° / 26°15316.312.54.4
Jun28° / 25°19826.512.63.4
Jul28° / 25°15125.812.63.7
Aug28° / 25°16826.412.43.6
Sep28° / 25°25227.212.13.4
Oct28° / 25°29027.411.73.8
Nov28° / 25°10215.411.55.6
Dec27° / 24°246.311.47.3

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 80% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 8% of March, with mostly cloudy or overcast conditions the remaining 12%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
19010
29010
39010
49010
59010
69010
79010
89010
99010
109010
118911
128911
138911
148911
158812
168812
178812
188713
198713
208713
218713
228713
238713
248713
258614
268614
278614
288614
298515
308515
318317

Chance of precipitation in March

Any precipitation

San Juan del Sur gets around 3 mm of rain over 0.9 wet days in March, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 3% and peaks near 4% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
13
23
33
43
53
63
73
83
93
104
114
124
134
144
154
163
173
183
193
203
213
223
233
243
253
263
273
283
293
303
313

Humidity in March

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, March lands in the oppressive band about 71% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1232651
2232651
3232651
4232651
5332641
6331651
7331651
8330661
9329671
10329671
11228691
12228691
13227701
14227701
15227701
16126721
17126721
18126730
19125740
20125740
21125740
22125740
23125740
24025750
25025750
26025750
27025741
28024751
29024751
30023761
31022771

Wind in March

Winds average 29 km/h in March.

Across March, daily wind ranges from about 27 km/h on the calmest days to 31 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
131windy
231windy
331windy
431windy
531windy
631windy
731windy
831windy
931windy
1031windy
1130windy
1230windy
1330windy
1430windy
1530windy
1630windy
1729windy
1829windy
1929breezy
2029breezy
2128breezy
2228breezy
2328breezy
2428breezy
2528breezy
2628breezy
2727breezy
2827breezy
2927breezy
3027breezy
3127breezy

Sunrise & sunset in March

DaylightNight

Daylight runs from about 11 h 48 min at the start of March to 12 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over March. Sunrise moves from 6:04 AM to 5:46 AM, and sunset from 5:50 PM to 5:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.86:045:50
211.86:035:50
311.86:035:50
411.86:025:50
511.86:025:50
611.86:015:50
711.86:015:50
811.86:005:50
911.86:005:50
1011.95:595:51
1111.95:585:51
1211.95:585:51
1311.95:575:51
1411.95:575:51
1511.95:565:51
1611.95:555:51
1711.95:555:51
1811.95:545:51
1912.05:545:51
2012.05:535:51
2112.05:525:51
2212.05:525:51
2312.05:515:51
2412.05:505:51
2512.05:505:51
2612.05:495:51
2712.05:495:51
2812.15:485:51
2912.15:475:51
3012.15:475:51
3112.15:465:51

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 6.88 kWh/m².

For context, solar energy here swings from a low near 4.95 kWh/m² to a high of 6.93 kWh/m² in April across the year — March's 6.88 kWh/m² sits near the top of that range.

02468151015202531
Solar energy (kWh/m²)Level
16.6Intense
26.6Intense
36.6Intense
46.7Intense
56.7Intense
66.7Intense
76.7Intense
86.7Intense
96.8Intense
106.8Intense
116.8Intense
126.8Intense
136.8Intense
146.8Intense
156.8Intense
166.9Intense
176.9Intense
186.9Intense
196.9Intense
206.9Intense
217.0Intense
227.0Intense
237.0Intense
247.0Intense
257.0Intense
267.0Intense
277.0Intense
287.0Intense
297.0Intense
307.0Intense
317.0Intense
Planning a trip in March

Hazard calendar for San Juan del Sur

In seasonPeak

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

San Juan del Sur sits in the Atlantic hurricane belt; the season peaks August–October.

San Juan del Sur's monsoon runs May–October, when most of the year's rain falls.

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

Is March a good time to visit San Juan del Sur?

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

7.4
Sightseeing
3rd-best month of the year
9.1
Beach & pool
1st-best month of the year

March is one of the better times to visit San Juan del Sur for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for San Juan del Sur in March

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

In March, San Juan del Sur sees daytime highs around 29°C and nights near 24°C. Pack light clothes, sun protection and a windbreaker.

light clothessun protectiona windbreaker

Sea temperature near San Juan del Sur in March

The nearest coast averages about 26°C in March — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 14 km away) is warmest in September at about 29°C and coldest in February near 26°C.

The water stays above 20°C all year — warm enough for a swim any month.

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar26Warm
Apr28Warm
May29Tropical
Jun29Tropical
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct28Tropical
Nov27Warm
Dec27Warm

UV index in San Juan del Sur in March

LowModerateHighVery highExtreme

Clear-sky midday UV in March peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in San Juan del Sur peaks around March 20 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 15 at about 9 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highMar 20UV 14Dec 15UV 9
UV index (midday)Level
Jan11Extreme
Feb13Extreme
Mar14Extreme
Apr13Extreme
May12Extreme
Jun13Extreme
Jul12Extreme
Aug13Extreme
Sep12Extreme
Oct11Extreme
Nov10Very high
Dec9Very high

Air quality in San Juan del Sur 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 San Juan del Sur is worst in July — around 23 µg/m³ PM2.5 (moderate), about 3.8× the cleanest month (December, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1622 µg/m³Dec 166 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb8Good
Mar9Good
Apr19Moderate
May21Moderate
Jun19Moderate
Jul23Moderate
Aug18Moderate
Sep13Moderate
Oct9Good
Nov6Good
Dec6Good
Location & terrain

Where is San Juan del Sur?

San Juan del Sur sits at 11.3°N, 85.9°W, 0 m above sea level, in Nicaragua. The nearest listed city is Rivas, 21 km away.

NandaimeJinotepeGranadaDiriambaMasatepeSan MarcosLiberia

Topography around San Juan del Sur

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of San Juan del Sur.

Within 3 km, the terrain around San Juan del Sur has only modest variations in elevation — a maximum elevation change of 234 m around an average of 39 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 430 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,874 m.

The land around San Juan del Sur is covered by trees (45%) and water (37%) within 3 km, water (46%) and trees (39%) within 16 km, and water (62%) and trees (29%) within 80 km.

3 km
234 m
16 km
430 m
80 km
1,874 m
treesgrasslandcroplandartificial surfaceswater
March weather nearby: Rivas 21 km · Nandaime 59 km · Jinotepe 75 km · Granada 76 km · Diriamba 78 km · Masatepe 79 km · San Marcos 82 km · Liberia 83 km

Nicaragua travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 34% of US
price level, 2025
GDP per capita
$3,173
2025
Happiness
6.3 / 10
World Happiness, 2025
Homicide rate
11.3
per 100k, 2021
Road deaths
16.9
per 100k/yr, 2019
Income group
Lower middle
World Bank
English
Moderate
EF EPI 512
Religion
Roman Catholic 45%Protestant 39%none 14%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 San Juan del Sur (11.2529°, -85.8705°, elevation 0 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. 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).