ERA5 almanac comparison — 8 years of real data
Jacksonville vs Nashville: weather in March
Jacksonville edges out Nashville for sun in March: 37% clear historically versus 8% (8-year ERA5 average, a 29-point gap). Both are viable — Jacksonville is the safer bet.
Jacksonville
FL
- Clear days, March
- 37%
- Sample size
- n=248 days
- Avg high
- 75°F
- Early March (1st–15th)
- 35%
- Late March (16th–end)
- 38%
- Rain frequency
- 26% of days
Nashville
TN
- Clear days, March
- 8%
- Sample size
- n=248 days
- Avg high
- 62°F
- Early March (1st–15th)
- 6%
- Late March (16th–end)
- 9%
- Rain frequency
- 38% of days
Frequently asked
Is Jacksonville or Nashville warmer in March?
Jacksonville runs warmer by day in March. Jacksonville averages highs of 75°F (highs n=248 days); Nashville averages highs of 62°F (highs n=248 days) (ERA5 2018–2025). Historical averages, not a forecast.
Does it rain more in Jacksonville or Nashville in March?
Days with measurable rain: Jacksonville 26%, Nashville 38% (n=248 and n=248 days). ERA5 2018–2025; historical, not a forecast.
Which is sunnier in March, Jacksonville or Nashville?
Jacksonville edges out Nashville for sun in March: 37% clear historically versus 8% (8-year ERA5 average, a 29-point gap). Both are viable — Jacksonville is the safer bet.
Compare Jacksonville vs Nashville 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 forecast for any destination is on its own page and may differ from the long-run average. Data from Open-Meteo.