🇺🇸 Sioux Falls vs 🇬🇧 London

Weather Comparison

Current Weather Right Now

🇺🇸

Sioux Falls

few clouds

61°F

Few Clouds

Feels like 58°F

H 61°F / L 59°F

Humidity: 40%

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London

overcast clouds

51°F

Overcast Clouds

Feels like 48°F

H 52°F / L 49°F

Humidity: 48%

Climate Overview

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Sioux Falls

Sioux Falls on the Big Sioux River is South Dakota's largest city with a continental climate typical of the northern Great Plains. The famous quartzite Falls Park waterfall in the center of the city is a geological marvel where the river drops over pink Sioux quartzite. Winters are cold with blizzards arriving from the northwest.

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London

Temperate oceanic — mild, cloudy, and notoriously changeable year-round

Best monthsJune, July, August, September
AvoidNovember, December, January
Annual rain23 inches (585 mm) — spread evenly year-round

London's weather is famously mild but grey. It rarely gets very hot or very cold, but expect cloud cover most of the year. Summer (June–August) brings the best sunshine and warmth. Rain falls year-round but rarely in heavy bursts.

Seasonal Comparison

Season🇺🇸 Sioux Falls🇬🇧 London
Spring

45–61°F

March–May

Summer

63–73°F

June–August

Fall

49–61°F

September–November

Winter

38–46°F

December–February

Sioux Falls vs London: Frequently Asked Questions

Does Sioux Falls or London have better weather?

Sioux Falls and London have very different climates. Sioux Falls on the Big Sioux River is South Dakota's largest city with a continental climate typical London: Temperate oceanic — mild, cloudy, and notoriously changeable year-round. The best city depends on your preferred season and temperature range.

When is the best time to visit Sioux Falls vs London?

Best time for Sioux Falls: spring and fall. Best time for London: June, July, August, September.

More Comparisons

🇺🇸 Sioux Falls Weather →🇬🇧 London Weather →