ERA5 almanac comparison — 8 years of real data
Mexico City vs Santa Barbara: weather in April
Essentially a tie in April: Mexico City is 51% clear historically, Santa Barbara is 48% clear (8-year ERA5 average) — within the noise. Avg high 82°F vs 72°F. Pick based on flight time or price, not weather — the weather won't decide this one for you.
Mexico City
Mexico
- Clear days, April
- 51%
- Sample size
- n=240 days
- Avg high
- 82°F
- Early April (1st–15th)
- 58%
- Late April (16th–end)
- 44%
- Rain frequency
- 24% of days
Santa Barbara
CA
- Clear days, April
- 48%
- Sample size
- n=240 days
- Avg high
- 72°F
- Early April (1st–15th)
- 46%
- Late April (16th–end)
- 50%
- Rain frequency
- 10% of days
Frequently asked
Is Mexico City or Santa Barbara warmer in April?
Mexico City runs warmer by day in April. Mexico City averages highs of 82°F (highs n=240 days); Santa Barbara averages highs of 72°F (highs n=240 days) (ERA5 2018–2025). Historical averages, not a forecast.
Does it rain more in Mexico City or Santa Barbara in April?
Days with measurable rain: Mexico City 24%, Santa Barbara 10% (n=240 and n=240 days). ERA5 2018–2025; historical, not a forecast.
Which is sunnier in April, Mexico City or Santa Barbara?
Essentially a tie in April: Mexico City is 51% clear historically, Santa Barbara is 48% clear (8-year ERA5 average) — within the noise. Avg high 82°F vs 72°F. Pick based on flight time or price, not weather — the weather won't decide this one for you.
Compare Mexico City vs Santa Barbara 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.