Climate and monthly weather forecastHillsboro, ND
Climate and monthly weather forecast
The climate of Hillsboro
Given its geographical position, Hillsboro, North Dakota, USA falls under the Dfb, Humid Continental Köppen climate classification. This indicates a climate characterized by no dry season, a warm summer, and a wide range of weather conditions throughout the year. While the Dfb is known for its distinct seasons, the variations are highlighted by the data provided.Throughout the year, Hillsboro exhibits a climate of extreme seasonality. January typically registers the coldest temperatures, with high averages at 15.6°F (-9.1°C) and lows at 1.6°F (-16.9°C). By contrast, the hottest times usually occur in July and August, with highs averaging between 80.4°F (26.9°C) and 81.1°F (27.3°C) and lows from 59.4°F (15.2°C) to 60.8°F (16°C).
Precipitation in Hillsboro demonstrates significant fluctuation during the year. Rainfall averages range from 0.59" (15mm) in the winter months to a high of 3.46" (88mm) recorded in June. Compared to the rest of the year, this period is notably distinguished by the increased frequency of rain, peaking at 17.2 days per month.
Winter months in Hillsboro are particularly distinctive due to recorded snowfall. Snow starts to descend as early as October, sets in by December with 2.44" (62mm), and peaks in January with 4.53" (115mm), before tapering off in March. Snowfall days follow a similar pattern, displaying a strong correlation with the amount of snowfall.
The best time to visit Hillsboro
Hillsboro delivers its most agreeable weather conditions, ideal for visitation, from late spring, through the summer, up to early autumn. Particularly May to September offer circulating temperatures from 50.5°F (10.3°C) to 81.1°F (27.3°C) and reduced precipitation. Daylight hours are also significantly longer during this period from 13.7 hours to 15.9 hours, offering more opportunities for outdoor activities. Heat discomfort is minimal as the ultraviolet index ranges from 3 to 6 and relative humidity oscillates between 61% and 76%.The worst time to visit Hillsboro
The least opportune time to visit Hillsboro would be in the winter months, from late November to early March. This period is characterized by extreme cold, with average low temperatures registering from 1.6°F (-16.9°C) to 25.2°F (-3.8°C). Moreover, these months observe higher instances of snowfall, averaging from 2.44" (62mm) to 4.53" (115mm) and decreased daylight hours from 8.5 hours to 9.3 hours, which may limit outdoor activities.Spring weather in Hillsboro
In Hillsboro, the spring season, specifically from March to May, is marked by steadily increasing temperatures. The highs in this season average from 34.3°F (1.3°C) to 65.5°F (18.6°C), while the lows go from 20.7°F (-6.3°C) to 48.2°F (9°C). Rainfall in spring also increases gradually from 0.98" (25mm) to 2.24" (57mm). With daylight hours growing from 11.9 hours to 15.1 hours and the UV index rising from 2 to 5, the spring season introduces longer, warmer days following the extreme winter.Summer weather in Hillsboro
The summer season in Hillsboro, which spans June to August, is characterized by high temperatures, averaging from 73.9°F (23.3°C) to 81.1°F (27.3°C) and lows from 56.5°F (13.6°C) to 60.8°F (16°C). June welcomes the highest rainfall with 3.46" (88mm), but drops to 2.05" (52mm) and 1.57" (40mm) in July and August respectively. Daylight hours are at their peak from 15.9 hours to 15.5 hours. This period boasts the greatest UV index, reaching up to 6.Autumn weather in Hillsboro
Autumn, taking place from September to November, invites a lowering of temperature, from highs averaging 71.1°F (21.7°C) to 36.5°F (2.5°C) and lows decreasing from 52.3°F (11.3°C) to 25.2°F (-3.8°C). Rainfall is more moderate in this season ranging from 1.73" (44mm) to 0.63" (16mm) compared to the summer months. Daylight hours drop from 12.5 hours to 9.3 hours, shrinking by the day.Winter weather in Hillsboro
Winter, from December through February, brings in the coldest period of the year. Highs drop to 19.9°F (-6.7°C) in December and rise slightly to 15.6°F (-9.1°C) by February. Lows register at 8.6°F (-13°C), descending as low as 1.6°F (-16.9°C). This period observes the most snowfall of the year from 2.44" (62mm) to 3.62" (92mm) in January. Its daylight hours are the shortest, from 9.3 hours to 8.5 hours. In this frosty period, the UV index drops to 1, the lowest point of the year.Weather in January
In the Hillsboro region, January typically marks the cold depths of winter. Highs linger around 15.6°F (-9.1°C) and can even sink towards the icy lows of 1.6°F (-16.9°C). Frequent snowfall characterizes this month, transforming the landscape into a winter wonderland. Weather in January »Weather in February
Moving into February, there's a noticeable yet subtle increase in temperatures compared to January. The air remains frigid, accompanied by plentiful snowfall defining the city's winter scenery. The lengthening days start to signal the impending shift towards spring. Weather in February »Weather in March
March witnesses an important transition in Hillsboro, marking the end of snow-filled scenes as temperatures edge towards 34.3°F (1.3°C) highs and 20.7°F (-6.3°C) lows. Steadily increasing daylight hours offer greater opportunities for enjoying outdoor activities. Weather in March »Weather in April
In April, the changing weather patterns become prominent, as winter gives way to more favorable spring conditions. With pleasant highs around 50.5°F (10.3°C), this month witnesses a significant uplift in temperatures, coupling with the verdant blossoming of spring. Weather in April »Weather in May
May brings a sense of serenity to Hillsboro as the city basks in extended sunshine hours and comfortable temperatures peaking at 65.5°F (18.6°C). It's the perfect occasion for local festivities and outdoor events as the weather often remains stable and pleasant. Weather in May »Weather in June
June is known for the welcoming warmth, marking the start of summer. Sunny days become more frequent in Hillsboro, contributing to overall warmer temperatures, hovering around 73.9°F (23.3°C) in highs. The city’s lush landscapes flourish under the benevolent sunlight, inviting residents and visitors outdoors to enjoy various activities. Weather in June »Weather in July
The dog days of summer arrive in Hillsboro, North Dakota, with July reaching its highest temperature peak at 80.4°F (26.9°C). The daylight hours are at their peak, enhancing recreational time outside for residents and visitors. While the heat of the day is quite pronounced, the evenings usually bring a mild and welcoming respite. Weather in July »Weather in August
August is another warm month in Hillsboro, with weather conditions very similar to July. As the summer season nears its end, residents make the most out of the warmth with an abundance of open-air activities. Picnics in the parks, cycling around the city, or simply strolling around, soaking up the sun rays amidst mild breezes, are frequent. Weather in August »Weather in September
September brings a subtle onset of autumn as the temperatures gently drop from the summer highs to an average around 71.1°F (21.7°C). The colors of leaves start to change, filling the city's landscapes with shades of gold and red. Weather in September »Weather in October
October marks a distinct arrival of fall in Hillsboro, North Dakota. The transformation of the foliage from green to vibrant hues of oranges, yellows, and reds create breathtaking panoramas. The cooler weather and frequent rain showers enhance the fall experience, creating a serene atmosphere throughout the city. Weather in October »Weather in November
November is synonymous with the arrival of colder weather and shorter days in Hillsboro. The weather starts shifting towards winter conditions, with temperatures that begin to hover around the 36.5°F (2.5°C) mark during the day. Weather in November »Weather in December
December brings Hillsboro, North Dakota into the full embrace of winter, with temperatures often dropping to daily lows of 8.6°F (-13°C). The city streets and landscapes are often mantled in snow, creating picturesque winter vistas. Weather in December »Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Hillsboro, ND
The warmest month (with the highest average high temperature) is August (81.1°F).
The month with the lowest average high temperature is January (15.6°F).
The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (1.6°F).
Average pressure
Hillsboro, ND
- Average pressure in January:
30.14"Hg - Average pressure in February:
30.17"Hg - Average pressure in March:
30.09"Hg - Average pressure in April:
29.98"Hg - Average pressure in May:
29.94"Hg - Average pressure in June:
29.86"Hg
- Average pressure in July:
29.91"Hg - Average pressure in August:
29.91"Hg - Average pressure in September:
29.96"Hg - Average pressure in October:
29.96"Hg - Average pressure in November:
30.04"Hg - Average pressure in December:
30.12"Hg
The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed
Hillsboro, ND
- Average wind speed in January:
10.1mph - Average wind speed in February:
9.7mph - Average wind speed in March:
9.7mph - Average wind speed in April:
10.3mph - Average wind speed in May:
9.7mph - Average wind speed in June:
8.7mph
- Average wind speed in July:
8.1mph - Average wind speed in August:
8.2mph - Average wind speed in September:
9.8mph - Average wind speed in October:
10.7mph - Average wind speed in November:
10.1mph - Average wind speed in December:
9.8mph
The windiest month (with the highest average wind speed) is October (10.7mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).
Average humidity
Hillsboro, ND
The month with the highest relative humidity is January (91%).
The month with the lowest relative humidity is August (61%).
Average rainfall
Hillsboro, ND
- Average rainfall in January:
0.59" - Average rainfall in February:
0.59" - Average rainfall in March:
0.98" - Average rainfall in April:
1.5" - Average rainfall in May:
2.24" - Average rainfall in June:
3.46"
- Average rainfall in July:
2.05" - Average rainfall in August:
1.57" - Average rainfall in September:
1.73" - Average rainfall in October:
2.13" - Average rainfall in November:
0.63" - Average rainfall in December:
0.87"
The wettest month (with the highest rainfall) is June (3.46").
The driest months (with the least rainfall) are January and February (0.59").
Average rainfall days
Hillsboro, ND
- Average rainfall days in January:
2.5 days - Average rainfall days in February:
2.2 days - Average rainfall days in March:
7.3 days - Average rainfall days in April:
10.7 days - Average rainfall days in May:
14.3 days - Average rainfall days in June:
17.2 days
- Average rainfall days in July:
13 days - Average rainfall days in August:
9.7 days - Average rainfall days in September:
8.5 days - Average rainfall days in October:
10.2 days - Average rainfall days in November:
4.3 days - Average rainfall days in December:
3.1 days
The month with the highest number of rainy days is June (17.2 days).
The month with the least rainy days is February (2.2 days).
Average snowfall
Hillsboro, ND
- Average snowfall in January:
3.62" - Average snowfall in February:
3.27" - Average snowfall in March:
3.86" - Average snowfall in April:
2.76" - Average snowfall in May:
0.47" - Average snowfall in June:
0"
The month with the highest snowfall is December (4.53").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days
Hillsboro, ND
- Average snowfall days in January:
13.8 days - Average snowfall days in February:
12.8 days - Average snowfall days in March:
11.7 days - Average snowfall days in April:
4.8 days - Average snowfall days in May:
0.3 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0.1 days - Average snowfall days in October:
1.9 days - Average snowfall days in November:
8 days - Average snowfall days in December:
14.6 days
The month with the highest number of snowfall days is December (14.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight / Average sunshine
Hillsboro, ND
- Average daylight in January:
9h and 0min - Average daylight in February:
10h and 18min - Average daylight in March:
11h and 54min - Average daylight in April:
13h and 42min - Average daylight in May:
15h and 6min - Average daylight in June:
15h and 54min
- Average daylight in July:
15h and 30min - Average daylight in August:
14h and 12min - Average daylight in September:
12h and 30min - Average daylight in October:
10h and 48min - Average daylight in November:
9h and 18min - Average daylight in December:
8h and 30min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in January:
3h and 6min - Average sunshine in February:
3h and 24min - Average sunshine in March:
4h and 30min - Average sunshine in April:
7h and 12min - Average sunshine in May:
8h and 54min - Average sunshine in June:
9h and 36min
- Average sunshine in July:
10h and 48min - Average sunshine in August:
10h and 36min - Average sunshine in September:
8h and 42min - Average sunshine in October:
5h and 24min - Average sunshine in November:
4h and 36min - Average sunshine in December:
3h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days
Hillsboro, ND
- Average sunshine days in January:
16.3 days - Average sunshine days in February:
15.2 days - Average sunshine days in March:
14.2 days - Average sunshine days in April:
14.6 days - Average sunshine days in May:
14.8 days - Average sunshine days in June:
10.2 days
- Average sunshine days in July:
15.8 days - Average sunshine days in August:
19.6 days - Average sunshine days in September:
20.1 days - Average sunshine days in October:
17.4 days - Average sunshine days in November:
18 days - Average sunshine days in December:
15.9 days
The month with the most sunshine days is September (20.1 days).
The month with the least sunshine days is June (10.2 days).
Average UV index
Hillsboro, ND
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, November and December (UV index 1).
Average cloud cover
Hillsboro, ND
The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility
Hillsboro, ND
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).





