Paint Drying Time Calculator
Estimate paint drying and curing times based on paint type, temperature, and humidity.
Know when to apply the next coat.
Estimated Drying Times
Paint drying time varies significantly by paint type, temperature, and humidity.
Base drying times (at 70°F / 21°C, 50% humidity):
| Paint Type | Touch Dry | Recoat | Full Cure |
|---|---|---|---|
| Latex/Acrylic | 1 hour | 4 hours | 14–30 days |
| Oil-based/Alkyd | 6–8 hours | 24 hours | 7–30 days |
| Chalk paint | 30 min | 1–2 hours | 30 days |
| Spray paint | 15–30 min | 1–2 hours | 24–48 hours |
| Primer | 30 min–1 hr | 1–3 hours | 7 days |
How conditions affect drying:
- Temperature below 50°F (10°C): Drying slows drastically or stops
- High humidity (>70%): Drying time can double or triple
- Low humidity (<30%): Drying time decreases ~25%
- Good airflow: Can reduce drying time by 25–50%
Formula approximation:
Adjusted time = Base time × Temperature factor × Humidity factor