When is the best time to visit United States?

The best time to visit United States is between May and October, the most comfortable stretch of the year on these averages.

United States has a real winter and a real summer. Snow is part of the cold months, not a freak event. The outdoor year is short in the middle and long at the ends of summer. The pin on this page is a country centroid. Chicago, San Francisco and Nashville will not feel like the same week, and a city page is the honest place to read the year if you already know where you are going.

Most visitors come once the freeze has lifted, or they come on purpose for the cold. Do not book United States as a sunlounger destination. The monthly table owns the averages. This layer is the year those numbers sit inside.

United States

Spring

Spring in United States is the thaw. March, April and May move from leftover winter to usable outdoor days. Snow retreats. Mud and bright afternoons can share a week.

In United States the meteorological summer is June, July and August and winter is December, January and February. Come for cities and the first terraces, not for guaranteed picnic weather. A squall in United States in these months is ordinary, not a ruined trip.

Read United States in this stretch as its own climate, not as a generic holiday season copied from another destination.

Summer

Summer is the outdoor season in United States: June, July and August. Days are long. Heat is relative to the winter you came from, not to a Mediterranean coast. This is walking, terrace and lake weather, not a sunlounger climate.

In United States the meteorological summer is June, July and August and winter is December, January and February. Evenings can still want a layer, especially away from the built-up centre. Rain does not disappear just because it is summer. Pack for a useful day that can turn wet.

Autumn

Autumn in United States is short and useful: September, October and November. The first weeks are still outdoor days. The last weeks are a coat, wet leaves, and the knowledge that winter is coming.

In United States the meteorological summer is June, July and August and winter is December, January and February. Come for cities and landscape, not for a last swim. Light is good. Afternoons end early. A shell in the bag is not optional.

Read United States in this stretch as its own climate, not as a generic holiday season copied from another destination.

Winter

Winter in United States is the real thing: December, January and February. Cold, short days, and snow that is part of the season rather than a postcard accident. This is a city-and-indoor trip unless you came for the cold on purpose.

In United States the meteorological summer is June, July and August and winter is December, January and February. Do not book United States as a mild winter-sun destination. Coat, boots, early dark. The monthly table will look grim because the months are grim in the honest way.

Average weather in United States

TemperatureRainfall

Source: MeteostatPeriod: 1991-2020Checked: 28 Aug 2026265 places covered

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FAQs about United States

Climate averages for United States, 1991–2020.

The best time to visit United States is between May and October, the most comfortable stretch of the year on these averages.

July is the hottest month, with an average around 26°C.

May is the wettest month, with about 112 mm of rain.

No. These are 1991–2020 climate normals from Meteostat, not a live forecast. Actual weather in any given week can differ.