Climate of Saint John's, Saint John, Antigua & Barbuda
Point-value climate at Saint John's (Saint John, Antigua and Barbuda). Population approximately 35,499.
Located in Saint John, Antigua and Barbuda, Saint John's has a consistently warm climate. Population approximately 35,499. Monthly average temperatures range from 25.3°C / 77.5°F in January to 28.2°C / 82.8°F in August, with rainfall varying from 46 mm / 1.8 in (February) to 151 mm / 5.9 in (September) — about 1147 mm / 45.2 in across the year. As the national capital of Antigua and Barbuda, it's often the primary gateway for travellers. These are point-value climate normals sampled at Saint John's's coordinates — often quite different from the surrounding region's area-weighted average.
Best time to visit Saint John's →
| Month | Temperature | Rainfall | Matches |
|---|---|---|---|
| January | 25.3°C77.5°F | 80 mm3.1″ | Tropical |
| February | 25.3°C77.5°F | 46 mm1.8″ | — |
| March | 25.7°C78.3°F | 52 mm2″ | — |
| April | 26.4°C79.5°F | 57 mm2.2″ | — |
| May | 27.2°C81°F | 95 mm3.7″ | Tropical |
| June | 27.9°C82.2°F | 85 mm3.3″ | Tropical |
| July | 28°C82.4°F | 91 mm3.6″ | Tropical |
| August | 28.2°C82.8°F | 132 mm5.2″ | Tropical |
| September | 28°C82.4°F | 151 mm5.9″ | Tropical |
| October | 27.6°C81.7°F | 124 mm4.9″ | Tropical |
| November | 26.8°C80.2°F | 128 mm5″ | Tropical |
| December | 25.9°C78.6°F | 106 mm4.2″ | Tropical |
Frequently asked questions
What is the best time to visit Saint John's?
Saint John's does not have a clearly "sunny" season by our profile cutoffs — see the "warmest and driest months" fallback for the closest picks. Saint John's's warmest month is August at an average of 28.2°C / 82.8°F, and its driest month is February with about 46 mm / 1.8 in of rain.
What is the climate of Saint John's?
Saint John's, in Saint John, Antigua and Barbuda, has monthly average temperatures ranging from 25.3°C / 77.5°F in January to 28.2°C / 82.8°F in August. Annual rainfall is approximately 1147 mm / 45.2 in, with the wettest month being September (151 mm / 5.9 in) and the driest February (46 mm / 1.8 in).
What is the average temperature in Saint John's in August?
The average temperature in Saint John's in August is 28.2°C / 82.8°F, with rainfall of about 132 mm / 5.2 in — the warmest month of the year.
When is the driest month in Saint John's?
The driest month in Saint John's is February, with about 46 mm / 1.8 in of average monthly rainfall. Average temperature that month is 25.3°C / 77.5°F.
When is the wettest month in Saint John's?
The wettest month in Saint John's is September, with approximately 151 mm / 5.9 in of average monthly rainfall.