St. Augustine weather in March
Temperature, sea and sunshine in March: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in March
Fair
Best time to visit: May – July, October
What is the weather like in St. Augustine in March?
In March, St. Augustine is warm: daytime highs average 21 °C, and nights cool down to about 15 °C. The sea averages 18.7 °C – bracing, so a wetsuit helps for longer swims. The sun shines for around 7 hours a day. Rain falls on about 7 days, adding up to 65 mm. All in all, March is a so-so month for a holiday in St. Augustine.
March compared
How the weather changes from February to April. Tap a month to open it.
| FebruaryFeb | MarchMar | AprilApr | |
|---|---|---|---|
| Score | 28 | 46 | 75 |
| Day | 19° | 21° | 24° |
| Night | 13° | 15° | 18° |
| Sea | 18° | 19° | 21° |
| Sun | 6 h | 7 h | 8 h |
| Rain days | 7 | 7 | 7 |
More details for March
- Daylight
- 11 h 56 min07:37 – 19:33
- UV index
- 8 · very highclear sky, noon (estimate)All months
- Muggy days
- 4 daysdew point 18 °C or moreAll months
- Wind
- 21 km/haverage daily peakAll months
- Cloud cover
- 48 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC−4America/New_York
How the score comes together
- Temperatureweight 35 %33 %
- Seaweight 25 %24 %
- Sunshineweight 20 %63 %
- Few rainy daysweight 20 %76 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in March
- Wetsuit for longer swims
- Sunscreen
- Sunglasses & sun hat
- A jumper for the evenings
St. Augustine in March: quick answers
Is St. Augustine hot in March?
Warm rather than hot: in March, daytime highs in St. Augustine average 21 °C and nights cool to about 15 °C.
Can you swim in St. Augustine in March?
Only if you don't mind cold water: in March the sea averages just 18.7 °C. Comfortable swimming is possible from April to November.
Does it rain much in St. Augustine in March?
Rain falls on about 7 days, adding up to 65 mm.
St. Augustine month by month
The whole year in St. AugustineAll destinations: USAFlorida weather in MarchWhere to go in MarchSea temperature in March
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences