Washington Weather in July

July in Washington brings very high temperatures, with highs of 31°C (88°F) and nights dropping to 19°C (66°F). Rainfall is on the higher side this month, averaging around 109 mm (4.3 in), so keep a rain jacket handy.

Rainfall in Washington in July

You can expect rain on roughly 10 days based on historical data, averaging 109 mm (4.3 in) for the month. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Washington in July

July in Washington brings very high temperatures, with highs of 31°C (88°F) and nights around 19°C (66°F). For most visitors, the main thing to prepare for is the heat during the day. At 19°C (66°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. Keep in mind that temperatures can exceed these averages. Dress for the heat and stay hydrated, especially during peak sun hours.

Sunshine in Washington in July

There are approximately 311 hours of sunshine this month, resulting in mostly clear days.

Should you favor a climate that's both dry and comfortably warm, October typically offers the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.