Weather & Climate in Hillsboro, ND

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

Hillsboro has a cool climate with an average annual temperature of 43°F (6°C). Winters average 9°F in January while summers reach 71°F in July / a wide seasonal temperature swing of 62°F. The area gets 276 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 22.3 inches (drier than the 38-inch national average). Air quality is rated Good with a median AQI of 38. The city sits at an elevation of 905 feet.

Temperature

9°F Jan (-13°C) 71°F Jul (22°C)

Annual Average	42.6°F
	21% below US avg
January Average	9°F (-13°C)
July Average	71°F (22°C)
Sunny Days	276 days/yr

Geography

Elevation	905 ft (276 m)
Area	1.1 sq mi (2.8 km²)
Population Density	1,480/sq mi
Coordinates	47.4030°N, 97.0635°W
Timezone	America/Chicago
County	Traill County County
Nearest Airport	Hector International (FAR) 35 miles away

Precipitation & Snow

Annual Rainfall 22.3"

41% below US avg

Wettest Month (Jun) 3.43"

Driest Month (Feb) 0.51"

Air Quality

AQI Median	38.0
Rating	Good

Natural Hazard Risk

Overall Risk	Very Low
Risk Score	11.0 / 100
Social Vulnerability	10.6 / 100
Community Resilience	88.3 / 100

Hazard Breakdown

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

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

Tornado History

523 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF5. Total: 18 fatalities, 195 injuries.

Date	Rating	Distance	Path	Fatalities
Jun 20, 1957	EF5	60 km	52.4 mi	10
Jun 17, 2010	EF4	23 km	17.0 mi	0
Aug 26, 2007	EF4	54 km	5.0 mi	1
Jun 28, 1975	EF4	64 km	5.4 mi	0
Aug 27, 2016	EF3	10 km	3.0 mi	0
Jun 17, 2010	EF3	71 km	15.0 mi	1
Aug 26, 2007	EF3	76 km	6.0 mi	0
Jul 21, 1987	EF3	78 km	1.0 mi	0
Jun 28, 1975	EF3	70 km	2.3 mi	0
Jun 16, 1973	EF3	4 km	0.1 mi	0
Jun 15, 1973	EF3	61 km	0.1 mi	0
Jun 21, 1971	EF3	66 km	13.7 mi	0
Sep 6, 1958	EF3	90 km	2.9 mi	0
Aug 11, 1958	EF3	56 km	0.1 mi	0
Jul 16, 1957	EF3	87 km	0.1 mi	0
Aug 30, 1956	EF3	59 km	5.1 mi	0
Jun 13, 1950	EF3	93 km	2.0 mi	0
Jun 24, 2023	EF2	86 km	6.2 mi	0
Aug 9, 2021	EF2	67 km	2.9 mi	0
Jun 8, 2019	EF2	65 km	3.6 mi	0

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

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: OXCART (12,538 acres, 2021).

Year	Name	Acres Burned	Distance
2021	OXCART	12,538	70 km
2008	UNNAMED	2,420	66 km
2024	4 SQUARE MILE RX	2,320	71 km
2008	UNNAMED	2,092	68 km
2010	NELSON PRAIRIE MIDDLE WPA	1,779	84 km
2009	DOWNING	1,506	86 km
2020	GRAVEL PIT	1,468	67 km
2012	SPRING CREEK	1,413	90 km
2010	BEJOU WMA	1,270	80 km
2007	UNNAMED	1,270	65 km
2007	FLICKERTAIL	1,239	65 km
2011	NEAL WMA	1,213	61 km
1996	UNNAMED	1,153	77 km
1985	ALICE 02	1,142	79 km
1996	P CHICKEN	1,121	83 km
2006	FULLERS LAKE 06	1,109	43 km
1998	UNNAMED	1,026	90 km
1999	HELLIKSEN	993	83 km
2010	UNNAMED	931	85 km
2010	UNNAMED	888	88 km

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

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	9°F (-13°C)	0.6 in	Coldest
February	12°F (-11°C)	0.5 in	Driest
March	25°F (-4°C)	0.9 in
April	42°F (6°C)	1.5 in
May	57°F (14°C)	2.3 in
June	66°F (19°C)	3.4 in	Wettest
July	71°F (22°C)	2.9 in	Warmest
August	68°F (20°C)	2.7 in
September	58°F (14°C)	2.0 in
October	45°F (7°C)	1.9 in
November	27°F (-3°C)	0.9 in
December	12°F (-11°C)	0.5 in

Hillsboro has a seasonal temperature swing of 62°F / from 9°F in January to 71°F in July. Total annual precipitation is 20.1 inches, with June being the wettest month (3.4") and February the driest (0.5").

View full profile of Hillsboro, ND →