Tysons

Planning your day in Tysons? Here you will find the latest weather information and detailed forecasts to help you plan your time effectively.

The climate in Tysons, USA, can be described as temperate, with four distinct seasons. The city experiences notable temperature fluctuations throughout the year, so travelers should keep this in mind when planning their trip and be prepared for a variety of weather conditions depending on the timing of their visit.

Summers in Tysons are typically hot and quite humid. The warmest month is July, when the average maximum temperature reaches around 31.7°C. In contrast, winters are cool, with an average January temperature of about 2.9°C; overnight frosts are possible during this time when the thermometer drops below freezing. Spring and autumn are pleasant transitional seasons, offering milder and more comfortable weather for walking and exploring the city.

As for precipitation, it is relatively evenly distributed throughout the year in Tysons, without a distinct rainy or dry season. A small amount of precipitation falls monthly, averaging from 3 to 5 mm. The highest number of days with precipitation occurs during the summer months, especially July and August. Overall, while precipitation is not a dominant factor, a light umbrella or raincoat may come in handy at any time of year.

Tysons experiences a distinct annual temperature cycle typical of a temperate climate. The hottest month is July, when the average temperature reaches 26.9°C, and daytime highs often rise to 31.7°C. August also remains very warm with an average temperature of 25.3°C and maximum values around 29.7°C. The coldest month is usually January, with an average temperature of 2.9°C. In January, the average minimum temperature drops to -0.9°C, indicating the possibility of overnight frosts.

The summer months in Tysons, from June to August, are characterized by hot weather. Average daytime temperatures during this period range from 28.8°C in June to 31.7°C in July. Nights also remain warm, with minimum temperatures ranging from 18.7°C to 22.1°C. The winter period, spanning December, January, and February, brings cool weather. Average daytime highs in these months range from 6.7°C to 9.7°C, while nightly lows can drop to between -0.9°C and 1.0°C. February is slightly warmer than January, with an average temperature of 5.3°C.

Transition seasons—spring and autumn—offer more moderate temperatures. For example, in April, the average temperature is 13.7°C (ranging from 8.5°C to 19.0°C), and in October, it is 16.2°C (from 11.7°C to 20.7°C). Significant daily temperature fluctuations are observed throughout the year, especially in the spring and autumn months, when the difference between daytime highs and nighttime lows can be around 10–11°C. In summer and winter, these fluctuations are also present but may be slightly less pronounced, averaging 8–10°C.

Precipitation in Tysons is characterized by low amounts throughout the year, with monthly averages between just 3 and 5 mm. This suggests that even on days when precipitation is recorded, it is likely to be brief and light, such as drizzle or short showers. There is no pronounced rainy season with heavy downpours here; precipitation volumes remain modest year-round.

The type of precipitation in Tysons depends directly on the season. In winter, especially in January, when the average minimum temperature drops to -0.9°C, as well as in December and February with their cool conditions, snowfall or mixed precipitation like sleet is quite likely. During the other months of the year, with the arrival of warmer weather in spring, summer, and autumn, precipitation falls primarily as rain.

Despite the low overall amount, the frequency of precipitation in Tysons varies. The highest number of rainy days occurs in the summer months: July and August, each averaging 14 such days. This means that on almost half the days in these months, some form of precipitation can be expected, albeit small in volume. The "driest" month in terms of frequency is November, which averages about 8 days with precipitation. In other months, the number of rainy days ranges from 9 to 13, indicating fairly regular but not intense moisture.

When planning a trip to Tysons, it is important to consider the distinct change of seasons, which influences your wardrobe choices. In winter (December–February), it is cool here, with average temperatures ranging from 2.9°C to 5.3°C, and night temperatures can drop below freezing. Therefore, be sure to bring warm outerwear (a coat or jacket), sweaters, and a hat, gloves, and scarf. Given there are about 10–11 days with precipitation per month, waterproof footwear will also be useful, as snow or cold rain is possible. In spring (March–May) and autumn (September–November), the weather is more changeable, ranging from cool to moderately warm. During these periods, layering is ideal: a light jacket or trench coat, jumpers, and t-shirts that can be combined depending on the temperature. Don't forget an umbrella, as precipitation, while not heavy, occurs regularly.

Summer in Tysons (June–August) is hot and humid, with average temperatures from 23.8°C to 26.9°C, and daytime highs can reach 31.7°C. For this time of year, choose light, breathable clothing made of natural fabrics. T-shirts, shorts, sundresses, and light trousers are perfect. Although the amount of precipitation in millimeters is low (3–5 mm), the number of rainy days is highest in summer (up to 14 days in July and August), so a light raincoat or compact umbrella may be useful for protection against brief showers. Be sure to pack sunscreen, a hat, and sunglasses to protect yourself from the intense summer sun.

Regardless of the season, you will need comfortable shoes for walking around Tysons and its surroundings, as you will surely want to explore the city on foot. The principle of layering your clothes will be relevant almost year-round, allowing you to adapt to temperature changes throughout the day. Even if overall precipitation is low, having a small folding umbrella or a light waterproof jacket in your luggage will ensure comfort during your journey.