🇺🇸 Idaho Falls vs 🇵🇹 Lisbon

Weather Comparison

Current Weather Right Now

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Idaho Falls

overcast clouds

63°F

Overcast Clouds

Feels like 61°F

H 63°F / L 59°F

Humidity: 35%

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Lisbon

clear sky

72°F

Clear Sky

Feels like 71°F

H 74°F / L 70°F

Humidity: 41%

Climate Overview

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Idaho Falls

Idaho Falls in eastern Idaho along the Snake River sits at 4,710 feet elevation with a true continental climate. Winters are significantly colder than Boise with temperatures regularly dropping below 0°F and substantial snowfall. The Snake River creates a riparian corridor through the city, and the city is in the Pacific Northwest volcanic zone with Craters of the Moon nearby.

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Lisbon

Mediterranean — hot dry summers, mild wet winters, abundant sunshine

Best monthsApril, May, October, November
AvoidJuly, August (extreme heat and crowds)
Annual rain27 inches (686 mm) — mostly November–March

Lisbon is one of Europe's sunniest capitals with 2,800+ hours of sunshine annually. Summers are hot and dry; winters are mild. The Atlantic coast provides cooling breezes. The 2017–2024 tourism boom makes summer extremely crowded.

Seasonal Comparison

Season🇺🇸 Idaho Falls🇵🇹 Lisbon
Spring

55–70°F

March–May

Summer

73–86°F

June–August

Fall

61–79°F

September–November

Winter

48–59°F

December–February

Idaho Falls vs Lisbon: Frequently Asked Questions

Does Idaho Falls or Lisbon have better weather?

Idaho Falls and Lisbon have very different climates. Idaho Falls in eastern Idaho along the Snake River sits at 4,710 feet elevation with a true continen Lisbon: Mediterranean — hot dry summers, mild wet winters, abundant sunshine. The best city depends on your preferred season and temperature range.

When is the best time to visit Idaho Falls vs Lisbon?

Best time for Idaho Falls: spring and fall. Best time for Lisbon: April, May, October, November.

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