Baking sourdough bread in hot weather or summertime can present unique challenges due to higher temperatures affecting fermentation and dough handling.
Here are some tips to improve your sourdough bread making during hot weather:
- Adjust Water Temperature:
- Use cooler water when refreshing your sourdough starter or mixing your dough. This helps compensate for the warmer ambient temperatures and slows down fermentation, giving you more control over the process.
- Shorten Bulk Fermentation:
- Reduce the duration of bulk fermentation to prevent over-proofing. Keep a close eye on your dough’s volume and fermentation progress, as it may rise faster in warmer temperatures.
- Use the Refrigerator:
- Utilize the refrigerator for longer bulk fermentation or overnight proofing. Retarding the dough in the fridge slows down fermentation and allows for better flavor development.
- Experiment with Starter Hydration:
- Adjust the hydration level of your sourdough starter if necessary. A slightly drier starter may be more manageable in hot weather, as it can ferment more slowly.
- Cooler Mixing Environment:
- Choose a cooler spot in your kitchen for mixing and handling the dough. Avoid direct sunlight and areas with high humidity, as they can speed up fermentation.
- Use Ice Water for Dough Handling:
- Keep a bowl of ice water nearby when handling the dough to prevent it from becoming too warm and sticky. Dip your hands or dough scraper in the ice water as needed to maintain cooler temperatures.
- Prevent Over-Proofing:
- Be vigilant during proofing to avoid over-proofing, which can lead to flat or dense loaves. Check the dough’s readiness by performing a gentle poke test and adjust proofing times accordingly.
- Optimal Baking Time:
- Bake your sourdough bread earlier in the day or during cooler hours to avoid high midday temperatures in the kitchen. This helps prevent excessive heat during the baking process.
- Monitor Dough Temperature:
- Keep track of your dough’s temperature throughout the process. Aim for a moderate dough temperature to prevent it from overheating and fermenting too quickly.
- Adapt Your Schedule:
- Adjust your baking schedule to accommodate the warmer weather. Consider starting the fermentation process earlier or breaking it into shorter intervals to maintain control over fermentation.
- Practice Patience:
- Be patient and observant during each stage of the bread-making process. Hot weather can accelerate fermentation, so it’s essential to stay attentive and adjust as needed.
By implementing these strategies, you can overcome the challenges of baking sourdough bread in hot weather and achieve delicious, well-balanced loaves with excellent texture and flavour.
A good way to learn
Focus on repeatability before optimisation. Use one straightforward recipe, keep notes on temperature and timings, and change only one thing on the next bake. You will learn faster from three comparable loaves than from three completely different methods.

