Reston Weather in July

In Reston, July brings very high daytime temperatures around 31°C (88°F), with nights cooling to 20°C (68°F). Expect quite a bit of rainfall this month.

Rainfall in Reston in July

Typically, you can expect about 12 days of rain this month, with 90 mm (3.5 in) on average. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Reston in July

In July, expect very high temperatures in Reston, with highs of 31°C (88°F) and lows of 20°C (68°F) at night. For most visitors, the main thing to prepare for is the heat during the day. Nights drop to around 20°C (68°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable. Although these are the average temperatures, expect warmer days occasionally. Wear cool clothing and stay hydrated to manage the heat.

Sunshine in Reston in July

With approximately 279 hours of sunshine, the days are filled with clear skies. It makes it a perfect month for being outside.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. April, May, June and September typically offer the best weather for Reston.