Climate guide for St. George's, Grenada

Best Time to Visit
St. George's

How to read the score (0–10)
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01 · Grenada

About St. George's

Pastel houses climb above the horseshoe Carenage harbour at Saint George's, on Grenada's southwest coast. Grand Anse beach is minutes away, and the underwater sculpture park off Molinière Point is a short boat ride north. Fort George and the spice markets show the island's nutmeg trade, while rainforest trails fill the interior. January to May is the driest stretch, and the wetter season brings heavier showers.

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Did you know?

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Travel Tips

01Best time & timing
Target February, March, April — that is where comfort scores peak (7.3/10). November is the weakest month at 3.6/10.
02Weather & what to pack
February averages 27°C with 25 mm of rain and about 25 days with 6+ hours of sunshine. Pack the lightest clothing you own, a hat and more water than feels necessary.
03Budget timing
If budget matters most, April is the cheapest month (6.7/10) — expect weather trade-offs.

Things to do in St. George's

St. George's, Grenada. Live activities and tours from GetYourGuide, matched to this destination.

When to visit St. George's: the short answer

Plan St. George's for February, with March, April close behind — the stretch with the most usable temperatures and the fewest lost days to rain: February averages 27°C with 25 mm of rain and about 25 days with 6+ hours of sunshine. The months to avoid unless you have a specific reason are November, October.

Across the year St. George's swings from 27°C in February to 29°C in September, a 3-degree spread, while rainfall ranges from 19 mm in March to 188 mm in November. In short, St. George's is not equally good year-round — the gap between its best and worst month is 3.7 points on the same 10-point scale.

Warmest month: September (29°C). Coolest: February (27°C). Driest: March (19 mm). Wettest: November (188 mm).

St. George's month by month

January in St. George's — middling scores, decent value

Trade-offs · 6.3/10

Days in January average 27°C (80°F) and humidity near 77% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

Budget for roughly 72 mm of rain this month — a flexible day or two helps — with about 23 days with 6+ hours of sunshine and 11.4 hours of daylight to work around it.

That is 6.3/10 on the same scale — 4th of 12 months, versus 7.3/10 for the best month here.

Budget for peak pricing, and crowds are moderate.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a packable rain layer.

February in St. George's tops the year's climate scores

Best window · 7.3/10

Days in February average 27°C (80°F) and humidity near 77% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

With around 25 mm of rain, any showers tend to pass through rather than settle in; about 25 days with 6+ hours of sunshine and 11.6 hours of daylight fill the rest.

On our climate-comfort scale this is the top-ranked month of the year for St. George's at 7.3/10 — the reference point every other month on this page is measured against.

Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.

March in St. George's: strong conditions, 2nd of 12

Good · 7.3/10

March averages 27°C (81°F) and humidity near 76%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

Expect 19 mm of rain — occasional showers rather than washed-out days — alongside about 31 days with 6+ hours of sunshine and 11.9 daylight hours.

It scores 7.3/10 here, 2nd of 12 months, against 7.3/10 in the destination's best month.

Plan for peak pricing, with this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.

April in St. George's — workable with trade-offs

Trade-offs · 6.7/10

Days in April average 28°C (82°F) and humidity near 78% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

Budget for roughly 47 mm of rain this month — a flexible day or two helps — with about 30 days with 6+ hours of sunshine and 12.3 hours of daylight to work around it.

That is 6.7/10 on the same scale — 3rd of 12 months, versus 7.3/10 for the best month here.

Expect mid-season pricing, and crowds are moderate.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a packable rain layer.

May in St. George's — workable with trade-offs

Trade-offs · 6/10

May averages 28°C (83°F) and humidity near 80%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

Rainfall runs 62 mm, so plan one flexible day in three; you still get about 30 days with 6+ hours of sunshine and 12.6 hours of daylight.

It scores 6/10 here, 5th of 12 months, against 7.3/10 in the destination's best month.

Figure on mid-season pricing, with crowds are moderate.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a packable rain layer.

June in St. George's — off-season conditions

Hardest · 4.1/10

Days in June average 28°C (83°F) and humidity near 82% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

163 mm of rain makes this a wet month here, though with about 26 days with 6+ hours of sunshine there is still bright weather between the fronts.

That is 4.1/10 on the same scale — 9th of 12 months, versus 7.3/10 for the best month here.

Budget for low-season pricing, and crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, February is materially better in St. George's — 3.2 points higher on the same scale.

July in St. George's — off-season conditions

Hardest · 4.2/10

Days in July average 29°C (83°F) and humidity near 81% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

146 mm of rain makes this a wet month here, though with about 27 days with 6+ hours of sunshine there is still bright weather between the fronts.

That is 4.2/10 on the same scale — 8th of 12 months, versus 7.3/10 for the best month here.

Expect low-season pricing, and crowds are moderate.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, February is materially better in St. George's — 3.1 points higher on the same scale.

August in St. George's — off-season conditions

Hardest · 4.1/10

August averages 29°C (84°F) and humidity near 80%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

Monthly rainfall reaches 142 mm — wet for this destination — but about 27 days with 6+ hours of sunshine still break through, so keep one indoor fallback in the plan.

It scores 4.1/10 here, 10th of 12 months, against 7.3/10 in the destination's best month.

Plan for low-season pricing, with crowds are moderate.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

Flexible dates? February scores 3.2 points higher here — enough to change the trip.

September in St. George's — the hardest end of the year

Hardest · 4.7/10

September averages 29°C (85°F) and humidity near 78%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

Rainfall runs 98 mm, so plan one flexible day in three; you still get about 29 days with 6+ hours of sunshine and 12.1 hours of daylight.

It scores 4.7/10 here, 7th of 12 months, against 7.3/10 in the destination's best month.

Plan for low-season pricing, with crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a packable rain layer.

Flexible dates? February scores 2.6 points higher here — enough to change the trip.

October in St. George's: expect compromises

Hardest · 4/10

Days in October average 29°C (85°F) and humidity near 79% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

137 mm of rain makes this a wet month here, though with about 25 days with 6+ hours of sunshine there is still bright weather between the fronts.

That is 4/10 on the same scale — 11th of 12 months, versus 7.3/10 for the best month here.

Expect low-season pricing, and crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, February is materially better in St. George's — 3.3 points higher on the same scale.

November in St. George's: expect compromises

Hardest · 3.6/10

Days in November average 29°C (83°F) and humidity near 81% — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.

188 mm of rain signals a properly wet month, with only about 19 days with 6+ hours of sunshine to count on — build indoor options into the schedule.

That is 3.6/10 on the same scale — 12th of 12 months, versus 7.3/10 for the best month here.

Expect low-season pricing, and crowds are light for this destination.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a proper rain shell rather than an umbrella.

If your dates are flexible, February is materially better in St. George's — 3.7 points higher on the same scale.

December in St. George's — workable with trade-offs

Trade-offs · 5.4/10

December averages 28°C (82°F) and humidity near 78%, so the practical pattern is early mornings, a long midday break, and evenings back outside.

Rainfall runs 83 mm, so plan one flexible day in three; you still get about 20 days with 6+ hours of sunshine and 11.3 hours of daylight.

It scores 5.4/10 here, 6th of 12 months, against 7.3/10 in the destination's best month.

Figure on mid-season pricing, with crowds are moderate.

Pack the lightest breathable clothing you own, a hat, and more water than feels necessary, a packable rain layer.

Flexible dates? February scores 1.9 points higher here — enough to change the trip.

FAQ

Frequently asked

When is the best time to visit St. George's, Grenada?
In Ideal Weather mode, the best months to visit St. George's are February, March. February is the single peak month with an Ideal Weather score of 7.3/10 based on temperature, rainfall, humidity, daylight and days with 6+ hours of sunshine.
What is the weather like in St. George's year-round?
St. George's has a climate profile suited to sightseeing and cultural travel. Average monthly temperatures range from 27°C in February to 29°C in September, with Ideal Weather scores between 3.6 and 7.3 out of 10.
Which months should I avoid in St. George's?
The lowest Ideal Weather-scoring months in St. George's are November (3.6/10), October (4.0/10), June (4.1/10). These months typically combine less comfortable temperatures, higher rainfall or fewer days with 6+ hours of sunshine.
When is the rainy season in St. George's?
November is the wettest month in St. George's, averaging about 188 mm of rainfall. March is the driest, at roughly 19 mm.
Which is the sunniest month in St. George's?
March sees the most sun in St. George's, with about 31 days with 6+ hours of sunshine on average - ideal for outdoor plans.
Is St. George's a good destination for sightseeing and cultural travel?
St. George's is well suited to sightseeing and cultural travel. Its highest Ideal Weather window (February, March) aligns with the conditions travelers usually look for in this style of trip.
How is the bestime.to score for St. George's calculated?
Each month receives an Ideal Weather score from 0-10 using ERA5 climate normals for St. George's: temperature comfort, precipitation, humidity, daylight hours, and days with 6+ hours of sunshine - weighted for sightseeing and cultural travel.

Climate data: Open-Meteo ERA5 historical archive, the five most recent complete years (2021–2025). Scores are monthly averages for that window, not forecasts, and short-window precipitation can differ from longer-term normals. “Sunny days” count days with at least 6 hours of measured sunshine — they are not dry days.

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Curated in St. George's

Tickets & experiences