🌡️ Strike Water Temperature Calculator
Calculate initial water temperature for your mash
Use this calculator to determine the strike water temperature needed to achieve your target mash temperature. Essential for all-grain brewing to ensure proper enzyme activity and starch conversion.
Example: 152°F (typical for most beers)
Example: 68°F (room temperature)
Example: 1.5 qt/lb (typical mash thickness)
Optional: Calculate total water volume needed
📚 How It Works
Formula: Strike Temp = (0.2 / ratio) × (Target - Grain) + Target
This formula accounts for the thermal mass of the grain, which will absorb heat from the water. The ratio of water to grain affects how much the grain will cool the water.
Common Mash Temperatures:
- 144-150°F: Light body, highly fermentable (saisons, IPAs)
- 150-156°F: Medium body, balanced (most ales)
- 156-162°F: Full body, less fermentable (stouts, porters)
- 162-168°F: Mash out temperature
Water to Grist Ratios:
- 1.0-1.25 qt/lb: Thick mash (more enzymatic activity)
- 1.25-1.5 qt/lb: Standard mash (most common)
- 1.5-2.0 qt/lb: Thin mash (easier stirring, better for BIAB)
Tips for Success:
- Preheat your mash tun by rinsing with hot water
- Account for heat loss in the mash tun (add 5-10°F)
- Have boiling water ready to raise temperature if needed
- Keep a thermometer handy to check actual mash temperature
- Insulate your mash tun to maintain temperature during rest