Wine Serving Temperature Calculator

ANA›Life Services Authority›National Calculator Authority›Wine Serving Temperature Calculator

.calc-container { max-width: 640px; margin: 2rem 0; padding: 1.5rem; background: #fff; border: 1px solid #ddd; border-radius: 8px; box-shadow: 0 1px 3px rgba(0,0,0,0.06); font-family: system-ui, -apple-system, sans-serif; } .calc-container h3 { font-family: Georgia, serif; font-size: 1.15rem; color: #1a1a1a; margin-bottom: 1rem; padding-bottom: 0.5rem; border-bottom: 2px solid var(--ac, #3d5a80); } .calc-row { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.75rem; flex-wrap: wrap; } .calc-row label { min-width: 160px; font-size: 0.9rem; color: #333; font-weight: 500; } .calc-row input[type="number"], .calc-row select { flex: 1; min-width: 120px; max-width: 200px; padding: 0.5rem 0.6rem; border: 1px solid #ccc; border-radius: 4px; font-size: 0.9rem; font-family: system-ui, sans-serif; color: #1a1a1a; background: #fafaf8; } .calc-row input:focus, .calc-row select:focus { outline: none; border-color: var(--ac, #3d5a80); box-shadow: 0 0 0 2px rgba(26,74,138,0.12); } .calc-row .unit { font-size: 0.82rem; color: #888; min-width: 30px; } .calc-btn { display: inline-block; margin-top: 0.5rem; padding: 0.55rem 1.5rem; background: var(--ac, #3d5a80); color: #fff; border: none; border-radius: 4px; font-size: 0.9rem; font-weight: 600; cursor: pointer; font-family: system-ui, sans-serif; } .calc-btn:hover { opacity: 0.9; } .calc-result { margin-top: 1.25rem; padding: 1rem 1.25rem; background: #f0f6fc; border-left: 3px solid var(--ac, #3d5a80); border-radius: 0 6px 6px 0; display: none; } .calc-result.visible { display: block; } .calc-result-label { font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; color: #666; margin-bottom: 0.25rem; } .calc-result-value { font-size: 1.6rem; font-weight: 700; color: var(--ac, #3d5a80); } .calc-result-detail { font-size: 0.85rem; color: #555; margin-top: 0.5rem; line-height: 1.5; } .calc-note { margin-top: 1rem; font-size: 0.8rem; color: #888; font-style: italic; } .calc-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; margin-top: 0.75rem; } .calc-grid-item { padding: 0.6rem 0.8rem; background: #f8f9fa; border-radius: 4px; border: 1px solid #eee; } .calc-grid-item .label { font-size: 0.75rem; color: #888; text-transform: uppercase; letter-spacing: 0.04em; } .calc-grid-item .value { font-size: 1.1rem; font-weight: 600; color: #1a1a1a; } @media (max-width: 720px) { .calc-row { flex-direction: column; align-items: flex-start; gap: 0.3rem; } .calc-row label { min-width: auto; } .calc-row input[type="number"], .calc-row select { max-width: 100%; width: 100%; } .calc-grid { grid-template-columns: 1fr; } } .calc-chart { margin: 1rem 0; text-align: center; } .calc-chart svg { max-width: 100%; height: auto; } .calc-chart-legend { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.6rem 1.2rem; margin-top: 0.6rem; font-size: 0.8rem; color: #555; } .calc-chart-legend span { display: inline-flex; align-items: center; gap: 0.3rem; } .calc-chart-legend i { display: inline-block; width: 10px; height: 10px; border-radius: 2px; font-style: normal; } .calc-related { max-width: 640px; margin: 2rem 0 1rem; padding: 1.25rem 1.5rem; background: #f8f9fa; border: 1px solid #e8e8e8; border-radius: 8px; } .calc-related h3 { font-family: Georgia, serif; font-size: 1rem; color: #1a1a1a; margin: 0 0 0.75rem; padding-bottom: 0.4rem; border-bottom: 2px solid var(--ac, #3d5a80); } .calc-related-list { list-style: none; padding: 0; margin: 0 0 0.75rem; display: grid; grid-template-columns: 1fr 1fr; gap: 0.4rem 1.5rem; } .calc-related-list li a { font-size: 0.88rem; color: var(--ac, #3d5a80); text-decoration: none; } .calc-related-list li a:hover { text-decoration: underline; } .calc-browse-all { margin: 0.5rem 0 0; font-size: 0.9rem; font-weight: 600; } .calc-browse-all a { color: var(--ac, #3d5a80); text-decoration: none; } .calc-browse-all a:hover { text-decoration: underline; } @media (max-width: 720px) { .calc-related-list { grid-template-columns: 1fr; } }

Wine Serving Temperature Calculator

Select your wine type and current storage temperature to find the ideal serving temperature and estimated chilling or warming time.

Wine Type

-- Select Wine Type --

Champagne / Prosecco / Cava Sparkling Rosé

White – Light & Crisp (Pinot Grigio, Sauvignon Blanc) White – Full-Bodied (Chardonnay, Viognier) Dessert White (Sauternes, Riesling Auslese)

Rosé (Dry)

Red – Light-Bodied (Pinot Noir, Gamay) Red – Medium-Bodied (Merlot, Sangiovese) Red – Full-Bodied (Cabernet Sauvignon, Syrah) Fortified / Port / Sherry

Temperature Unit

Celsius (°C) Fahrenheit (°F)

Current Wine Temperature (°C)

Ideal Serving Range

Calculate

// Ideal serving temperature ranges in °C [min, max, midpoint] const WIN_TEMPS = { champagne: { min: 6, max: 8, label: "Champagne / Prosecco / Cava" }, sparkling_rose:{ min: 7, max: 9, label: "Sparkling Rosé" }, white_light: { min: 8, max: 12, label: "Light & Crisp White" }, white_full: { min: 12, max: 14, label: "Full-Bodied White" }, dessert_white:{ min: 10, max: 13, label: "Dessert White" }, rose: { min: 9, max: 12, label: "Dry Rosé" }, red_light: { min: 12, max: 15, label: "Light-Bodied Red" }, red_medium: { min: 15, max: 18, label: "Medium-Bodied Red" }, red_full: { min: 17, max: 19, label: "Full-Bodied Red" }, fortified: { min: 14, max: 18, label: "Fortified / Port / Sherry" }, };

// Approximate cooling/warming rates (°C per minute) for a standard 750 ml bottle // Fridge cooling: ~0.5 °C/min; ice-water bath: ~1.5 °C/min; room warming: ~0.3 °C/min const RATE_FRIDGE = 0.5; // °C per minute in refrigerator const RATE_ICE_BATH = 1.5; // °C per minute in ice-water bath const RATE_ROOM = 0.3; // °C per minute warming at room temperature (~20 °C)

function winCtoF(c) { return c * 9 / 5 + 32; } function winFtoC(f) { return (f - 32) * 5 / 9; }

function winUpdateIdeal() { const type = document.getElementById("win-wine-type").value; const unit = document.getElementById("win-unit").value; const label = document.getElementById("win-unit-label"); label.textContent = unit === "F" ? "°F" : "°C";

const display = document.getElementById("win-ideal-display"); const rangeEl = document.getElementById("win-ideal-range");

if (!type || !WIN_TEMPS[type]) { display.style.display = "none"; return; } const t = WIN_TEMPS[type]; let lo = t.min, hi = t.max; if (unit === "F") { lo = winCtoF(lo); hi = winCtoF(hi); } rangeEl.textContent = lo.toFixed(1) + " – " + hi.toFixed(1) + " °" + unit; display.style.display = "block"; }

function winCalc() { const type = document.getElementById("win-wine-type").value; const unit = document.getElementById("win-unit").value; const rawTemp = document.getElementById("win-current-temp").value.trim(); const result = document.getElementById("win-result");

// --- Validation --- if (!type) { result.style.display = "block"; result.innerHTML = '⚠ Please select a wine type.'; return; } if (rawTemp === "") { result.style.display = "block"; result.innerHTML = '⚠ Please enter the current wine temperature.'; return; } const currentInput = parseFloat(rawTemp); if (isNaN(currentInput)) { result.style.display = "block"; result.innerHTML = '⚠ Temperature must be a valid number.'; return; }

// Convert current temp to °C for all calculations const currentC = unit === "F" ? winFtoC(currentInput) : currentInput;

if (currentC 60) { result.style.display = "block"; result.innerHTML = '⚠ Temperature seems unrealistic. Please enter a value between -10 °C and 60 °C.'; return; }

const t = WIN_TEMPS[type]; const mid = (t.min + t.max) / 2; // target midpoint in °C

// Delta: positive = need to cool, negative = need to warm const deltaC = currentC - mid;

// Display values const dispCurrent = unit === "F" ? currentInput : currentC; const dispLo = unit === "F" ? winCtoF(t.min) : t.min; const dispHi = unit === "F" ? winCtoF(t.max) : t.max; const dispMid = unit === "F" ? winCtoF(mid) : mid; const unitSym = "°" + unit;

let actionHTML = "";

if (Math.abs(deltaC) ✅ Your wine is already at the ideal serving temperature! Pour and enjoy immediately. ; } else if (deltaC > 0) { // Need to cool const minsFridge = Math.round(deltaC / RATE_FRIDGE); const minsIceBath = Math.round(deltaC / RATE_ICE_BATH); actionHTML =

❄️ Your wine needs to be chilled by ${deltaC.toFixed(1)} °C (${(unit==="F"?deltaC*9/5:deltaC).toFixed(1)} ${unitSym}).

Tip: An ice-water bath (half ice, half water) is ~3× faster than a refrigerator.

; } else { // Need to warm const absDelta = Math.abs(deltaC); const minsRoom = Math.round(absDelta / RATE_ROOM); actionHTML =

🌡️ Your wine needs to warm up by ${absDelta.toFixed(1)} °C (${(unit==="F"?absDelta*9/5:absDelta).toFixed(1)} ${unitSym}).

Tip: Never microwave wine to warm it — use a warm water bath (≤ 30 °C) if you need to speed things up.

`; }

result.style.display = "block"; result.innerHTML = ` ### Results for ${t.label}

Current Temperature ${dispCurrent.toFixed(1)} ${unitSym}

Ideal Serving Range ${dispLo.toFixed(1)} – ${dispHi.toFixed(1)} ${unitSym}

Target Midpoint ${dispMid.toFixed(1)} ${unitSym}

${actionHTML} `; }

#### Formulas Used

Temperature conversion:

Chilling / warming time:

The ideal midpoint is the arithmetic mean of the recommended minimum and maximum serving temperatures for each wine category.

#### Assumptions & References

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References

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