Where do these numbers come from?
- NISTSP 811 exact unit definitions (1 in = 25.4 mm, 1 lb = 453.59237 g)current edition
- NISTHandbook 44, weights and measurescurrent edition
- King Arthur BakingIngredient Weight Chart (kitchen tools)retrieved Oct 23, 2026
Checked Oct 23, 2026. °F = °C × 9/5 + 32, so 180 °C = 356 °F; ovens usually round this to 350 °F.
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155 °C = 311 °F
Worked example
155 × 9/5 = 279; 279 + 32 = 311 °F.
This is an oven temperature, close to gas mark 2 (300 °F). For a fan (convection) oven, recipes usually reduce by about 20 °C, to roughly 135 °C.
Nearby values
| Celsius | Fahrenheit |
|---|---|
| 145 °C | 293 °F |
| 147 °C | 296.6 °F |
| 149 °C | 300.2 °F |
| 151 °C | 303.8 °F |
| 153 °C | 307.4 °F |
| 155 °C | 311 °F |
| 157 °C | 314.6 °F |
| 159 °C | 318.2 °F |
| 161 °C | 321.8 °F |
| 163 °C | 325.4 °F |
| 165 °C | 329 °F |
Related
Frequently asked questions
What is 155 °C in Fahrenheit?
311 °F.
Is 155 °C hot or cold?
This is an oven temperature, close to gas mark 2 (300 °F). For a fan (convection) oven, recipes usually reduce by about 20 °C, to roughly 135 °C.