Old Saybrook Weather in August

August in Old Saybrook averages 27°C (81°F) during the day and 18°C (64°F) at night. Quite a bit of rainfall is typical this month, with around 101 mm (4 in) on average. An umbrella is a good idea.

Rainfall in Old Saybrook in August

On average, there are about 11 days with rain during this month, averaging 101 mm (4 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Old Saybrook in August

In August, expect high temperatures in Old Saybrook, with highs of 27°C (81°F) and lows of 18°C (64°F) at night. Experience the summer season in August. This kind of day-to-night contrast is typical for this time of year. At 18°C (64°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.

Sunshine in Old Saybrook in August

There are approximately 269 hours of sunshine this month, resulting in mostly clear days.

If you prefer dry days with pleasant temperatures, May and July typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.