Weather & Climate in Trenton, ND

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Trenton has a cool climate with an average annual temperature of 43°F (6°C). Winters average 14°F in January while summers reach 71°F in July. The area gets 274 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 14.8 inches (drier than the 38-inch national average). The area receives 39.3 inches of snow annually, a moderate snowfall amount. Air quality is rated Good with a median AQI of 38. The city sits at an elevation of 1,937 feet.

Temperature

14°F Jan (-10°C) 71°F Jul (22°C)

Annual Average	43.4°F
	20% below US avg
January Average	14°F (-10°C)
July Average	71°F (22°C)
Sunny Days	274 days/yr

Geography

Elevation	1,937 ft (590 m)
Area	1.1 sq mi (2.7 km²)
Population Density	442/sq mi
Coordinates	48.0699°N, 103.8432°W
Timezone	America/Chicago
County	Williams County County
Nearest Airport	Williston Basin International (XWA) 14 miles away

Precipitation & Snow

Annual Rainfall 14.8"

61% below US avg

Snowfall 39.3"

Wettest Month (Jun) 2.64"

Driest Month (Feb) 0.35"

Air Quality

AQI Median	38.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Low
Risk Score	53.7 / 100
Social Vulnerability	10.6 / 100
Community Resilience	52.6 / 100

Hazard Breakdown

Tornado	Relatively Low
Earthquake	Very Low
Wildfire	Relatively Low
Flood	Relatively Low
Hail	Relatively Low
Strong Wind	Relatively Low
Heat Wave	Very Low
Winter Weather	Very High
Lightning	Relatively Low
Ice Storm	Relatively High
Drought	Relatively Low
Cold Wave	Relatively High
Landslide	Very Low

Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

5 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.8.

Feb 25, 2014	23 km N of Brockton, Montana	M3.8	83 km	5 km
Jul 29, 1998	16 km WNW of Froid, Montana	M3.8	72 km	5 km
Nov 11, 1998	10 km SW of Grenora, North Dakota	M3.5	55 km	5 km
Sep 28, 2012	22 km ESE of Williston, North Dakota	M3.3	37 km	5 km
May 6, 2014	12 km NNW of Knife River, Montana	M2.6	73 km	8 km

Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.

Tornado History

87 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF3. Total: 1 fatality, 39 injuries.

Date	Rating	Distance	Path	Fatalities
Jul 11, 1974	EF3	79 km	0.1 mi	0
Jun 14, 1950	EF3	95 km	23.7 mi	0
Jul 9, 2018	EF2	52 km	0.5 mi	1
May 26, 2014	EF2	58 km	0.5 mi	0
Jun 27, 1982	EF2	9 km	0.4 mi	0
Jun 5, 1976	EF2	74 km	2.0 mi	0
Jun 25, 1975	EF2	28 km	0.1 mi	0
Jun 11, 1972	EF2	83 km	9.1 mi	0
Jul 2, 1971	EF2	64 km	10.0 mi	0
Sep 21, 1969	EF2	62 km	1.0 mi	0
Jun 13, 1953	EF2	36 km	0.1 mi	0
Jul 1, 1952	EF2	35 km	9.7 mi	0
Jul 9, 2018	EF1	93 km	2.1 mi	0
Jun 30, 2015	EF1	69 km	17.5 mi	0
Jun 11, 2007	EF1	73 km	3.0 mi	0
Jul 21, 1999	EF1	29 km	1.0 mi	0
Jul 2, 1990	EF1	99 km	0.1 mi	0
Jun 26, 1990	EF1	99 km	1.0 mi	0
Jun 11, 1984	EF1	86 km	3.0 mi	0
Jul 13, 1980	EF1	51 km	0.1 mi	0

Source: NOAA Storm Prediction Center (EF0+, 1950-2024, US only).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: WILLIAMS CO WILDLAND FIRE (67,150 acres, 2024).

Year	Name	Acres Burned	Distance
2024	WILLIAMS CO WILDLAND FIRE	67,150	56 km
1999	GAP/ROUGH CREEK	53,708	50 km
1988	BAINVILLE	12,790	17 km
2016	FLAGSTAFF HILL	9,129	88 km
1999	ROUGH CRK	7,887	69 km
2017	YOOPER	7,834	62 km
2021	SMITH	5,212	77 km
1999	ANTELOPE	5,118	78 km
2017	MAGPIE FIRE	5,056	87 km
2021	HORSE PASTURE	4,431	63 km
2015	RIDGE ROAD	3,390	56 km
1988	MONTANA LINE	3,307	42 km
1988	CINNAMON CREEK	3,204	75 km
2024	CHARLSON	3,055	74 km
2021	ELKHORN	2,784	92 km
2021	13 MILE FIRE	2,585	30 km
2007	W-RX-F SANDHILLS SUB UNIT B	2,381	55 km
1988	FANTAIL	2,341	87 km
2004	MAGPIE CAMP	2,114	92 km
2018	MTMLR-FY18-RX-WUI DEEP LAKE	2,088	58 km

Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	14°F (-10°C)	0.5 in	Coldest
February	19°F (-7°C)	0.4 in	Driest
March	30°F (-1°C)	0.6 in
April	45°F (7°C)	1.1 in
May	57°F (14°C)	2.1 in
June	66°F (19°C)	2.6 in	Wettest
July	71°F (22°C)	2.1 in	Warmest
August	70°F (21°C)	1.5 in
September	58°F (15°C)	1.5 in
October	46°F (8°C)	0.8 in
November	28°F (-2°C)	0.5 in
December	15°F (-9°C)	0.5 in

Trenton has a seasonal temperature swing of 57°F / from 14°F in January to 71°F in July. Total annual precipitation is 14.1 inches, with June being the wettest month (2.6") and February the driest (0.4").

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