Calliaqua Weather in September
September in Calliaqua sees daytime temperatures around 30°C (86°F) and lows of 27°C (81°F) at night. With around 157 mm (6.2 in) of rainfall expected, it's worth packing a rain jacket.
Rainfall in Calliaqua in September
Historically, September sees about 21 days of rain, with a monthly average of 157 mm (6.2 in). Expect frequent rainfall this month, and not just light drizzle. When it rains, it tends to come down hard.
Temperature in Calliaqua in September
Calliaqua in September gets highs of 30°C (86°F) during the day and drops to 27°C (81°F) at night. Conditions stay fairly consistent through the month, making it easier to plan what to wear. With lows of 27°C (81°F), it stays warm throughout the night. A cold shower before going to sleep is one of the easiest ways to cool down before bed.Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February, March, April, May and December typically offer the best weather for Calliaqua.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Saint Vincent & Grenadines, check out our Calliaqua's climate page.
Calliaqua Temperature in September
Min Temperature
27°C (81°F)
Max Temperature
30°C (86°F)
Chance of Rain
70%
Precipitation
157 mm (6.2 in)
Rainy days
21 days
Daily Historical Temperatures
46-year average (1977-2025)
Based on our historical records, temperatures in Calliaqua typically stay consistent throughout September, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in September
Historical weather for Calliaqua in September
Browse day-by-day weather records for Calliaqua spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Calliaqua historical weather extremes in September
Based on 21 years of weather observations (2004-2025), these are the most extreme conditions recorded in Calliaqua.
- On September 14, 2011, temperatures climbed to 38°C (100°F), marking the warmest September day on record.
- The lowest daytime temperature in September was 27°C (81°F), recorded on September 9, 2024.
- The coldest night in September in Calliaqua was on September 15, 2011, with a minimum of 21°C (70°F).
Best Places in Saint Vincent & Grenadines in September
Find out more about the weather in Saint Vincent & Grenadines and which places have the best travel conditions in this month. See all of Saint Vincent & Grenadines in September →
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What to Wear in Calliaqua in September
Warm but pleasant conditions in Calliaqua in September. Focus on lightweight, maybe with natural fabrics, cotton blend shirts, comfortable shorts, and breathable footwear. A light cover-up for sun protection is smart too. It's going to pour! Pack a good poncho and prepare for very wet conditions.What To Do in Calliaqua in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Saint Vincent & Grenadines, check out our Calliaqua's climate page.
See the full Calliaqua climate overview or explore weather in Saint Vincent & Grenadines.
