Thief River Falls

What is the climate like in Thief River Falls?

The best time to visit Thief River Falls is typically May – September, with trip comfort peaking in July (7.1/10). Thief River Falls is warmest in July, when daily highs average 81°F (27°C), and coolest in February, when lows fall to about 2°F (-16°C). The wettest month is typically June and the driest is January; the year sees roughly 27 in (679 mm) of precipitation.

• Best time to visitMay – September — comfort peaks in July (7.1/10)
• Warmest monthJuly — average high 81°F (27°C)
• Coolest monthFebruary — average low 2°F (-16°C)
• Wettest monthJune (4.1 in (104 mm))
• Driest monthJanuary (0.8 in (21 mm))
• Annual precipitation27 in (679 mm)
• Based on2016-2025 daily ERA5 reanalysis data (10-year normals)
• Records fromThief River Falls, 6 km away (1903-2026)