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Best Time to Visit United States

Climate based on New York • 2015–2024

The best overall weather in United States is in July, with average highs around 30°C. The single best 14-day window: Jul 16 - Jul 29. The hottest month is July (30°C highs) and the coolest is January (4°C highs).

Year-at-a-glance heatmap

Each cell is colored by the typical daytime high for that day. Hover for rainfall and sunshine.

1
5
10
15
20
25
30
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
  • Freezingbelow 0°C
  • Very Cold0–5°C
  • Cold5–12°C
  • Fresh12–18°C
  • Comfortable18–25°C
  • Warm25–30°C
  • Very Warm30–39°C
  • Smoking Hot39°C+

Best 14-day travel windows

Top pick
Jul 16 - Jul 29
14-day window • Avg 26°C • Warm
Alternative 1
Jun 30 - Jul 13
14-day window • Avg 25°C • Warm
Alternative 2
Jul 30 - Aug 12
14-day window • Avg 25°C • Warm

Month-by-month breakdown

January

Very Cold
1°Cavg
  • 4°C / -3°C
  • 100mm total
  • 6.1h sun/day

February

Cold
1°Cavg
  • 6°C / -3°C
  • 91mm total
  • 6.8h sun/day

March

Cold
5°Cavg
  • 10°C / 0°C
  • 117mm total
  • 8.2h sun/day

April

Fresh
11°Cavg
  • 16°C / 6°C
  • 105mm total
  • 8.8h sun/day

May

Comfortable
16°Cavg
  • 21°C / 12°C
  • 97mm total
  • 9.9h sun/day

June

Warm
22°Cavg
  • 26°C / 17°C
  • 96mm total
  • 11.1h sun/day

July

Warm
25°Cavg
  • 30°C / 21°C
  • 139mm total
  • 11.6h sun/day

August

Warm
24°Cavg
  • 28°C / 20°C
  • 119mm total
  • 10.8h sun/day

September

Comfortable
21°Cavg
  • 25°C / 17°C
  • 116mm total
  • 9.1h sun/day

October

Comfortable
15°Cavg
  • 19°C / 11°C
  • 130mm total
  • 7.7h sun/day

November

Fresh
8°Cavg
  • 12°C / 4°C
  • 71mm total
  • 7.2h sun/day

December

Cold
4°Cavg
  • 7°C / 0°C
  • 119mm total
  • 5.6h sun/day

Plan your trip to United States

Found your dates? Use TimeOffCalendar to line up the trip with your time off, public holidays, and your partner's schedule. Free for one person, forever.

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Climate data from Open-Meteo Archive API. Daily normals computed from 10 years of historical observations.
Best Time to Visit United States (2026): Month-by-Month Weather Calendar