UTC Offset
UTC-05:00
Thief River Falls, United States Snapshot 2026
Where is Thief River Falls?
Thief River Falls, United States
- Continent
- Americas
- Country
- United States
- City
- Thief River Falls
- Population
- 8.8K
- Elevation
- 345 m
- Coordinates
- 48.12°, -96.18°
Thief River Falls is a city in United States with a population of approximately 8.8K. Average temperatures range from -16°C (2°F) in January to 27°C (80°F) in July. The best time to visit is May, June, July, August, September. The city sits at an elevation of 345 m above sea level.
Time in Thief River Falls right now
Open full time & time zone page 18:59 59
Tuesday, June 16, 2026
IANA time zone
America/Chicago
Daylight saving
DST in effect
CST / CDT
Next DST change
November 1
backward -1h
Live weather in Thief River Falls
Daylight in Thief River Falls today
View full sunrise & sunset page Sunrise
Sunset
Day length
16h 03m
Climate normals for Thief River Falls
Long-term monthly averages based on historical data.
January
Poor 
February
Poor March
Poor April
Poor May best
Good June best
Excellent July best
Excellent August best
Excellent September best
Excellent October
Poor November
Poor December
Poor | Month | Temp | Feels Like | Rain | Sun | Humidity | UV | Status | Details |
|---|---|---|---|---|---|---|---|---|
| January | -8°C / -16°C | -13°C / -22°C | 5days (17 mm) Good | 5h Fair | 80% Humid | 2.2 Moderate | Poor | View Details |
| February | -6°C / -16°C | -11°C / -22°C | 4days (19 mm) Good | 7.5h Good | 74% Muggy | 3.2 Moderate | Poor | View Details |
| March | 3°C / -7°C | -2°C / -12°C | 5days (23 mm) Good | 8.6h Good | 67% Muggy | 4.1 Moderate | Poor | View Details |
| April | 9°C / -1°C | 6°C / -5°C | 10days (65 mm) Wet | 8.9h Good | 64% Muggy | 4.8 Moderate | Poor | View Details |
| May best | 19°C / 8°C | 17°C / 5°C | 10days (70 mm) Wet | 10.9h Excellent | 61% Muggy | 6.1 High | Good | View Details |
| June best | 25°C / 14°C | 25°C / 13°C | 11days (102 mm) Wet | 12.5h Excellent | 64% Muggy | 6.7 High | Excellent | View Details |
| July best | 27°C / 17°C | 28°C / 17°C | 10days (73 mm) Wet | 12.7h Excellent | 67% Muggy | 6.9 High | Excellent | View Details |
| August best | 25°C / 16°C | 26°C / 15°C | 10days (77 mm) Wet | 11.1h Excellent | 69% Muggy | 6 High | Excellent | View Details |
| September best | 21°C / 13°C | 20°C / 11°C | 9days (68 mm) Wet | 9h Good | 68% Muggy | 4.7 Moderate | Excellent | View Details |
| October | 12°C / 4°C | 9°C / 1°C | 9days (63 mm) Wet | 6.7h Fair | 70% Muggy | 3.2 Moderate | Poor | View Details |
| November | 3°C / -4°C | -2°C / -9°C | 6days (30 mm) Good | 5.2h Fair | 74% Muggy | 2 Low | Poor | View Details |
| December | -5°C / -13°C | -10°C / -18°C | 8days (38 mm) Wet | 4.3h Fair | 79% Humid | 1.7 Low | Poor | View Details |
Monthly Temperatures
HighLow
Line chart showing monthly temperatures. Jan: -8°C / -16°C . Feb: -6°C / -16°C . Mar: 3°C / -7°C . Apr: 9°C / -1°C . May: 19°C / 8°C . Jun: 25°C / 14°C . Jul: 27°C / 17°C . Aug: 25°C / 16°C . Sep: 21°C / 13°C . Oct: 12°C / 4°C . Nov: 3°C / -4°C . Dec: -5°C / -13°C .
Monthly Rainfall
Rainfall
Bar chart showing monthly rainfall. Jan: 17 mm. Feb: 19 mm. Mar: 23 mm. Apr: 65 mm. May: 70 mm. Jun: 102 mm. Jul: 73 mm. Aug: 77 mm. Sep: 68 mm. Oct: 63 mm. Nov: 30 mm. Dec: 38 mm.
Monthly Humidity
Humidity
Line chart showing monthly humidity. Jan: 80%. Feb: 74%. Mar: 67%. Apr: 64%. May: 61%. Jun: 64%. Jul: 67%. Aug: 69%. Sep: 68%. Oct: 70%. Nov: 74%. Dec: 79%.
Monthly Wind Speed
Wind SpeedGusts
Bar chart showing monthly wind speed. Jan: 18 km/h . Feb: 18 km/h . Mar: 19 km/h . Apr: 20 km/h . May: 20 km/h . Jun: 19 km/h . Jul: 17 km/h . Aug: 18 km/h . Sep: 19 km/h . Oct: 20 km/h . Nov: 19 km/h . Dec: 19 km/h .
UV Index
UV Index
Bar chart showing monthly UV index. Jan: UV 2. Feb: UV 3. Mar: UV 4. Apr: UV 5. May: UV 6. Jun: UV 7. Jul: UV 7. Aug: UV 6. Sep: UV 5. Oct: UV 3. Nov: UV 2. Dec: UV 2.
Frequently Asked Questions
Thief River Falls has a population of approximately 8.8K.
The best months to visit Thief River Falls are May, June, July, August, September, when temperatures are pleasant and rainfall is lower.
Thief River Falls receives approximately 645mm of rainfall annually across 97 rainy days.
Thief River Falls is located in United States, in the Americas region.
Thief River Falls sits at an elevation of 345 m (1,132 ft) above sea level.