ERA5 almanac comparison — 8 years of real data
New Orleans vs Tampa: weather in March
Tampa is the clear winner for sun in March: 52% of days historically clear versus just 15% in New Orleans — a 37-point gap across 8 years of ERA5 data. New Orleans also sees measurably more rain than Tampa this month (37% vs 22% of days). This isn't close.
What you are reading: 8-year historical averages, not a forecast.
Either destination can still surprise you this specific March. For this
week’s actual forecast, each destination links to its live page below.
New Orleans
LA
- Clear days, March
- 15%
- Sample size
- n=248 days
- Avg high
- 73°F
- Early March (1st–15th)
- 9%
- Late March (16th–end)
- 20%
- Rain frequency
- 37% of days
Tampa
FL
- Clear days, March
- 52%
- Sample size
- n=248 days
- Avg high
- 78°F
- Early March (1st–15th)
- 49%
- Late March (16th–end)
- 54%
- Rain frequency
- 22% of days
Compare New Orleans vs Tampa in another month
All percentages are historical averages from the ERA5 reanalysis via Open-Meteo, 8 full years (2018–2025). “Clear” means avg high ≥ 72 °F, precipitation < 1 mm, and a non-precipitation weather code. This is history, not a forecast. The live 7-day outlook for any destination is on its own page and may differ from the long-run average. Data from Open-Meteo.