Grain Valley Weather in August

During August, Grain Valley experiences very high daytime temperatures of 31°C (88°F) and cooler nights around 19°C (66°F). Expect quite a bit of rainfall. Around 107 mm (4.2 in) is typical.

Rainfall in Grain Valley in August

Records from the past 30 years suggest around 9 days of rain, with 107 mm (4.2 in) average for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Grain Valley in August

In August, Grain Valley gets very high temperatures, with highs of 31°C (88°F). Nights cool to around 19°C (66°F). The hottest part of the day is usually in the afternoon, so lighter clothing can help you stay comfortable. Nights cool down to 19°C (66°F), so a light jacket or extra layer is useful once the sun goes down. On the plus side, the cooler nights make for comfortable sleeping conditions.

Sunshine in Grain Valley in August

With approximately 290 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

For Grain Valley itself, October generally stands out with 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.