Saint George's weather in March

In March, Saint George's sees average daytime highs of 26°C and overnight lows near 25°C, with 26 mm of rain across 6.3 wet days and about 11.9 hours of daylight. It is the 11th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 57% of the time in March, and the air most often feels oppressive.

Daylight stretches from about 11 h 42 min at the start of March to 12 h 06 min by month's end. Set against the rest of the year, March is Saint George's's 3rd-clearest and 4th-windiest month. For the whole year in context, see Saint George's's year-round climate.

Daytime high
26°
11th warmest
Overnight low
25°
3rd coldest
Rainfall
26 mm
6.3 wet days
Daylight
11 h 54 min
6:19 AM – 6:14 PM
Cloud cover
42%
3rd clearest
Wind
28 km/h
4th windiest
Solar energy
6.42 kWh/m²
Travel score
7.5
out of 10

Saint George's is capital of Grenada.

Founded
1650

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 26°C through the month.

A typical March day in Saint George's reaches about 26°C in the afternoon and slips back to 25°C overnight — a 1°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 27°C. Set against its neighbours, March runs on par with February and on par with April.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12625
22625
32625
42625
52625
62625
72625
82625
92625
102625
112625
122625
132625
142625
152625
162625
172625
182625
192625
202625
212625
222625
232625
242625
252625
262625
272625
282625
292625
302625
312625

How March really feels in Saint George's

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

Saint George's weather by month

How March compares with the rest of the year at a glance. March is the 11th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 25°4812.111.46.8
Feb26° / 25°227.611.67.3
Mar26° / 25°266.311.97.5
Apr27° / 26°317.412.37.0
May27° / 26°5511.912.56.2
Jun27° / 26°11719.312.75.0
Jul27° / 26°14223.212.64.7
Aug28° / 26°15623.812.44.5
Sep28° / 26°14320.212.14.4
Oct28° / 26°1602311.74.4
Nov28° / 26°1612211.44.7
Dec27° / 26°7615.211.36.0

Cloud cover in March

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 57% of the time in March.

Beyond those clear spells, partly cloudy skies cover about 16% of March, with mostly cloudy or overcast conditions the remaining 27%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17921
27822
37822
47822
57822
67624
77624
87624
97624
107624
117624
127525
137525
147426
157426
167327
177327
187228
197228
207228
217228
227129
237129
247129
257030
266931
276931
286832
296733
306733
316634

Chance of precipitation in March

Any precipitation

Saint George's gets around 26 mm of rain over 6.3 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 20% and peaks near 21% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
121
220
320
419
519
619
719
819
919
1020
1120
1220
1320
1420
1520
1620
1721
1821
1921
2021
2121
2221
2321
2421
2521
2621
2721
2821
2921
3021
3121

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 77% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1131680
2131680
3131680
4130690
5130690
6130690
7129700
8129700
9128701
10128701
11127711
12127711
13126721
14126721
15125731
16124741
17023761
18022771
19021781
20019801
21018811
22017821
23016840
24015850
25014860
26013870
27012871
28012871
29011881
30011881
31010891

Wind in March

Winds average 28 km/h in March.

Across March, daily wind ranges from about 27 km/h on the calmest days to 29 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
129breezy
229breezy
329breezy
428breezy
528breezy
628breezy
728breezy
828breezy
928breezy
1028breezy
1128breezy
1228breezy
1328breezy
1428breezy
1528breezy
1628breezy
1728breezy
1828breezy
1927breezy
2027breezy
2127breezy
2227breezy
2327breezy
2427breezy
2527breezy
2627breezy
2727breezy
2827breezy
2927breezy
3027breezy
3127breezy

Sunrise & sunset in March

DaylightNight

Daylight runs from about 11 h 42 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 24 minutes over March. Sunrise moves from 6:28 AM to 6:09 AM, and sunset from 6:13 PM to 6:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.76:286:13
211.86:276:13
311.86:276:13
411.86:266:13
511.86:266:13
611.86:256:13
711.86:256:13
811.86:246:14
911.86:236:14
1011.86:236:14
1111.96:226:14
1211.96:226:14
1311.96:216:14
1411.96:206:14
1511.96:206:14
1611.96:196:14
1711.96:196:14
1811.96:186:14
1912.06:176:14
2012.06:176:14
2112.06:166:14
2212.06:156:14
2312.06:156:14
2412.06:146:14
2512.06:136:15
2612.06:136:15
2712.06:126:15
2812.16:116:15
2912.16:116:15
3012.16:106:15
3112.16:096:15

Solar energy in March

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in March, about 6.42 kWh/m².

For context, solar energy here swings from a low near 4.97 kWh/m² to a high of 6.57 kWh/m² in April across the year — March's 6.42 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.4Intense
116.4Intense
126.4Intense
136.4Intense
146.4Intense
156.4Intense
166.4Intense
176.4Intense
186.5Intense
196.5Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.5Intense
256.5Intense
266.5Intense
276.5Intense
286.5Intense
296.5Intense
306.5Intense
316.5Intense
Planning a trip in March

Hazard calendar for Saint George's

In seasonPeak

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

Saint George's sits in the Atlantic hurricane belt; the season peaks August–October.

Saint George's's rainy season runs June–December, when most of the year's rain falls.

Saint George's sees seasonal dust haze (June), heaviest in June.

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

Is March a good time to visit Saint George's?

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

7.5
Sightseeing
1st-best month of the year
7.3
Beach & pool
1st-best month of the year

March is one of the better times to visit Saint George's for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Saint George's in March

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

In March, Saint George's sees daytime highs around 26°C and nights near 25°C. Pack sun protection. Worth having: light clothes and a windbreaker. About 6 days see rain.

sun protectionlight clothesa windbreaker

Sea temperature near Saint George's in March

The nearest coast averages about 27°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 16 km away) is warmest in September at about 29°C and coldest in February near 27°C.

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

26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan27Warm
Feb27Warm
Mar27Warm
Apr27Warm
May28Warm
Jun28Warm
Jul28Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Warm

UV index in Saint George's 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 Saint George's peaks around March 22 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 14 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 22UV 14Dec 14UV 9
UV index (midday)Level
Jan10Extreme
Feb12Extreme
Mar14Extreme
Apr14Extreme
May12Extreme
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep12Extreme
Oct11Extreme
Nov9Very high
Dec9Very high

Air quality in Saint George's 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 Saint George's is worst in June — around 32 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (January, 13 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateJun 1731 µg/m³Jan 913 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb16Moderate
Mar16Moderate
Apr19Moderate
May23Moderate
Jun32Moderate
Jul26Moderate
Aug19Moderate
Sep14Moderate
Oct17Moderate
Nov13Moderate
Dec13Moderate
Location & terrain

Where is Saint George's?

Saint George's sits at 12.1°N, 61.8°W, 6 m above sea level, in Grenada. The nearest listed city is Calliaqua, 134 km away.

Topography around Saint George's

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Saint George's.

Within 3 km, the terrain around Saint George's has significant variations in elevation — a maximum elevation change of 327 m around an average of 55 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 827 m; within 80 km, large variations in elevation — a maximum elevation change of 799 m.

The land around Saint George's is covered by water (46%) and trees (43%) within 3 km, water (71%) and trees (27%) within 16 km, and water (96%) within 80 km.

3 km
327 m
16 km
827 m
80 km
799 m
treesgrasslandartificial surfaceswater
March weather nearby: Calliaqua 134 km · Kingstown 135 km · Scarborough 147 km · Diego Martin 150 km · Port of Spain 156 km · Laventille 159 km · Tunapuna 161 km · Paradise 161 km

Grenada travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type G
230 V · 50 Hz
Prices
≈ 57% of US
price level, 2025
GDP per capita
$12,107
2025
Safe drinking water
90%
of population, 2017
Homicide rate
13.7
per 100k, 2023
Road deaths
8
per 100k/yr, 2019
Income group
Upper middle
World Bank
Religion
Protestant 49%Roman Catholic 36%none 6%other 6%

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 Saint George's (12.0529°, -61.7523°, elevation 6 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).