185°C / 365°F OVEN TEMPERATURE GUIDE

185°C is 365°F, Gas Mark 5, and 165°C fan/convection. Classified as a Moderate Oven, it is a 5°C step above the ubiquitous 180°C — ideal for enriched doughs (brioche, focaccia, babka), dense fruit cakes, roasted root vegetables, and anything that needs slightly more colour and heat than standard baking temperature. 365°F is not a standard US marking — it sits between 350°F (177°C) and375°F (190°C).

CELSIUS

185°C

conventional

FAHRENHEIT

365°F

between 350–375°F

GAS MARK

Gas 5

UK gas ovens

FAN / CONVECT

165°C

−20°C from conv.

💡 Fan/convection oven: set to 165°C. Fan-assisted: 175°C. Gas Mark 5 — one step above Gas 4 (180°C). 365°F is not a standard US marking: use 185°C for US recipes calling for 350°F (slightly hotter) or 375°F (slightly cooler).

WHAT TO COOK AT 185°C (365°F)

185°C bridges everyday baking (180°C) and moderate-hot roasting (190°C). It is the natural temperature for enriched doughs — the higher sugar content in brioche, focaccia, and babka means they need slightly less heat than lean doughs to avoid burning. It also excels at caramelising root vegetables and finishing dense cakes that need a touch more heat than standard 180°C.

RECIPE TIMING GUIDE AT 185°C

Dense fruit cake (20cm)

75–90 min

Skewer clean. Cover with foil after 45 min to prevent over-browning on top.

Roasted root vegetables

35–45 min

Caramelised edges, tender inside. Toss halfway through.

Focaccia

22–28 min

Golden surface, hollow when tapped. Drizzle with oil just before baking.

Enriched dough rolls (brioche)

16–20 min

Deep golden, fluffy interior. Egg-wash before baking for gloss.

Lemon drizzle loaf

45–55 min

Skewer clean, golden crust. Pour hot drizzle over the hot cake.

Coffee and walnut cake

28–35 min

Springy, golden top. Use two 20cm tins for even layers.

Savoury muffins (cheese/herb)

20–25 min

Golden dome, skewer clean from centre. Do not over-mix the batter.

Slow-roast duck legs

90–120 min

Skin starts crisping at 185°C. Blast at 210°C for final 15 min for crackle.

Parsnips (roasted)

35–45 min

Caramelised and tender. Parboil 5 min first for best results.

Babka / enriched loaf

35–45 min

Deep golden crust. Internal temperature 88°C when done.

Times are approximate. Test for doneness — oven calibration varies.

185°C ACROSS DIFFERENT OVEN TYPES

185°C

Conventional (fan off)

Standard setting. A step above 180°C — useful when 180°C feels too slow for enriched doughs and dense fruit cakes.

165°C

Fan / Convection

Reduce by 20°C. 165°C fan gives good colour on enriched bread without burning the surface before the interior cooks.

175°C

Fan-assisted (partial fan)

Reduce by 10°C. Good all-round setting — similar to conventional 185°C but more even.

Gas 5

Gas Mark

Gas Mark 5 = 185–190°C. The first mark above Gas 4 (180°C). Use for recipes that need slightly more heat than a standard cake.

Baking oven (upper)

AGA / Rayburn

Upper end of the baking oven (170–190°C). Correct position for enriched doughs and dense cakes needing colour.

185°C IN CONTEXT — 180°C · 185°C · 190°C

180°C

356°F · Gas 4

Moderate
Most common baking temperature
Standard UK/AU sponge & cake
Biscuits, bread rolls, roast chicken
The default for everyday baking

185°C

365°F · Gas 5

Moderate+
Enriched doughs — brioche, focaccia, babka
Dense fruit cakes needing more heat
Root vegetables for caramelisation
5°C gap between Gas 4 and Gas 5

190°C

374°F · Gas 5

Mod. Hot
Puff pastry and flaky pastry
Roast potatoes
Quiche and tarts
US 375°F equivalent

IS YOUR OVEN ACCURATE AT 185°C?

Oven runs hot

  • Brioche burns on top before cooked
  • Fruit cake over-brown early
  • Vegetables char at edges
  • Done 10+ min early

Fix: Set dial to 168–173°C

Oven runs cool

  • Enriched dough stays pale
  • Fruit cake takes 30+ min longer
  • Vegetables soft but uncoloured
  • Internal temps slow to rise

Fix: Set dial to 198–203°C

Oven accurate

  • Brioche golden at 18–20 min
  • Focaccia crisp and hollow
  • Vegetables caramelised in 40 min
  • Results match recipe timing

Fix: Use 185°C as written

Best fix: An oven thermometer (£5–10 / $8–15). Preheat 20 minutes, read the true temperature, note the offset, and apply every bake.

FULL OVEN TEMPERATURE REFERENCE TABLE

°C°FGas MarkFan °COven typeBest for
170°C338°FGas 3–4150°CSlowVictoria sponge, banana bread
175°C347°FGas 4155°CSlow-Mod.Cookies, cupcakes, US 350°F
180°C356°FGas 4160°CModerateCakes, biscuits, roast chicken
185°C365°FGas 5165°CModerateEnriched doughs, fruit cake, root veg
190°C374°FGas 5170°CMod. HotPuff pastry, roast potatoes, quiche
200°C392°FGas 6180°CHotBread, roast beef, jacket potatoes
210°C410°FGas 6–7190°CVery HotPizza, crusty artisan bread
220°C428°FGas 7200°CVery HotYorkshire pudding, pork crackling

FREQUENTLY ASKED QUESTIONS

OTHER OVEN TEMPERATURES

MORE BAKING CALCULATORS

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185°C = 365°F = Gas Mark 5 = 165°C fan · Moderate Oven · Best for enriched doughs, fruit cake, root veg · Between US 350°F and 375°F · Preheat 15+ minutes