Thief River Falls, Minnesota Climate
United States
Pop. 8,752 Elev. 345 m / 1,132 ft
TZ: America/Chicago (UTC-5) ·
Thief River Falls has harsh winters with February lows averaging -3°F (-19°C), and mild summers with July highs of 80°F (27°C). Wind chill can push winter lows to -14°F (-26°C). Rain falls on about 35 days per year (23.9 in / 607 mm total), with snow on 6 days and 45 in (1135 mm) of annual accumulation. The city averages 115 sunny days per year and around 24 thunderstorm days. Nearby lake water reaches 70°F (21°C) in summer.
| Temperature | 80°F (26°C) high | -3°F (-19°C) low |
| Feels like | -14°F (-25°C) low | |
| Rain | 35 days | 23.9 in (607 mm) /yr |
| Snow | 6 days | 44.7 in (1135 mm) /yr |
| Sky | 115 sunny | 24 stormy |
| Wind | 2.3 mph (1.0 m/s) avg |
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Explore on the MapMonthly Climate Chart
Best months to visit: May, Sep
Sky & Air by Month
Cloud cover (%)
68
Jan 65
Feb 59
Mar 63
Apr 42
May 54
Jun 52
Jul 45
Aug 47
Sep 54
Oct 57
Nov 78
Dec Humidity (%)
77
Jan 73
Feb 58
Mar 59
Apr 46
May 64
Jun 71
Jul 74
Aug 74
Sep 71
Oct 71
Nov 78
Dec Weather Days by Month
Water Temperatures
Cities with Similar Climate
Find similar cities on the map →Nearby Cities
Nearby
Commercial airport 4 mi Thief River Falls Regional Airport (TVF)
Ski resort 92 mi Detroit Mountain
National park 78 mi Rat River Wildlife Management Area
Mountain peak
(20,733 ft) 66 mi Norris Hill
Hospital 0 mi Sanford Behavioral Health Center
Hiking trail 115 mi Marsh Trail
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Monthly Weather Data
↑ See chart| Month | Avg High | Avg Low | Rainfall | Snowfall | Sunny Days |
|---|---|---|---|---|---|
| January | 16°F -9°C | -3°F -19°C | 0.0 in 0 mm | 8.1 in205 mm | 5 |
| February | 17°F -9°C | -3°F -19°C | 0.1 in 2 mm | 3.0 in76 mm | 6 |
| March | 42°F 5°C | 22°F -5°C | 0.1 in 3 mm | 6.5 in166 mm | 10 |
| April | 53°F 12°C | 33°F 1°C | 2.0 in 52 mm | 5.9 in150 mm | 7 |
| May | 73°F 23°C | 49°F 9°C | 2.0 in 50 mm | 0.0 in1 mm | 18 |
| June | 77°F 25°C | 55°F 13°C | 2.9 in 73 mm | — | 7 |
| July | 80°F 26°C | 60°F 16°C | 5.7 in 146 mm | — | 9 |
| August | 77°F 25°C | 58°F 15°C | 4.4 in 112 mm | — | 17 |
| September | 73°F 23°C | 53°F 12°C | 2.3 in 59 mm | — | 12 |
| October | 59°F 15°C | 43°F 6°C | 3.8 in 97 mm | — | 13 |
| November | 39°F 4°C | 26°F -3°C | 0.4 in 11 mm | 3.7 in94 mm | 9 |
| December | 21°F -6°C | 0°F -18°C | 0.2 in 5 mm | 17.5 in443 mm | 2 |
Weather Days by Month
↑ See chart| Month | Sunny Days | Storm Days |
|---|---|---|
| January | 5 | 0 |
| February | 6 | 0 |
| March | 10 | 0 |
| April | 7 | 0 |
| May | 18 | 2 |
| June | 7 | 3 |
| July | 9 | 7 |
| August | 17 | 6 |
| September | 12 | 3 |
| October | 13 | 3 |
| November | 9 | 0 |
| December | 2 | 0 |
Water Temperatures Data
↑ See chart| Month | Lake Avg High |
|---|---|
| January | 32°F 0°C |
| February | 32°F 0°C |
| March | 32°F 0°C |
| April | 32°F 0°C |
| May | 41°F 5°C |
| June | 56°F 13°C |
| July | 70°F 21°C |
| August | 68°F 20°C |
| September | 63°F 17°C |
| October | 54°F 12°C |
| November | 42°F 6°C |
| December | 32°F 0°C |