St. Marys weather
Best months for weather: Mar–May, Oct–Nov. Below: today's sky, the hour-by-hour rain chance and the 16-day forecast for St. Marys, Georgia, United States.
Best Time to Visit
Peak season Mar–May, Oct–NovOff season Jun–Sep, Jan
St. Marys weather by month
When is the best time to visit St. Marys?
Based on weather alone, the best time to visit St. Marys is Mar–May, Oct–Nov, according to NASA's 2001–2025 climate averages. Jun–Sep, Jan tends to be the least pleasant. Average highs run from 17°C (62°F) in January to 29°C (84°F) in July.
What is the rainiest month in St. Marys?
August is the wettest month, with about 170 mm (6.7 in) of rain on average. November is the driest, with about 52 mm (2.0 in).
What is the hottest month in St. Marys?
July is the warmest, with average highs of 29°C (84°F) and lows of 26°C (79°F). January is the coolest, with highs of 17°C (62°F) and lows of 12°C (54°F).
Does St. Marys have a rainy season?
Yes. Jun, Aug is the rainy season (150 mm or more a month), while Nov is usually dry (under 60 mm).
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis), forecast and current conditions from Open-Meteo. Page updated . How we rate months