What is the hottest month in Huron?

July is the warmest month in Huron, with an average high of 85.7°F.

What is the coldest month in Huron?

January is the coldest month in Huron, with an average low of 6.2°F.

What month does Huron get the most rain?

June is typically the wettest month in Huron, with about 3.89 inches of precipitation.

What plant hardiness zone is Huron in?

Huron is approximately in USDA plant hardiness Zone 6a, based on the average annual extreme minimum temperature.

Has the climate in Huron changed recently?

8.7% of Huron's all-time daily heat records were set in the last decade (since 2015), compared to roughly 5% if records were evenly distributed over time.

Huron, SD

Climate overview — based on NOAA 1991-2020 normals from HURON RGNL AP, SD US.

Dfa Hot-summer humid continental climate 6a USDA hardiness Zone 6a

Year-round temperatures (°F)

Avg high Avg low

Climate summary

Huron has an annual average temperature of 45.9°F with about 23.3 inches of precipitation per year and 44.4 inches of snow. The warmest month is July (average high 85.7°F), and the coldest is January (average low 6.2°F). June is typically the wettest month (3.89 in) and January the driest (0.58 in). Snow typically falls from October through April.

Pleasant months

1 / 12

avg high 65–80°F, low ≥ 50°F

Annual swing

57.7°F

warmest to coldest month

Heating need

7,434

HDD/yr

Cooling need

549

CDD/yr

Best time to visit Huron

Full guide →

Climate change signal

All-time records →

32 of 366 (8.7%) of Huron's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.

1880s		5
1890s		23
1900s		22
1910s		15
1920s		19
1930s		79
1940s		17
1950s		20
1960s		22
1970s		19
1980s		32
1990s		23
2000s		27
2010s		19
2020s		24

Bars: number of all-time daily heat records still standing that were set in each decade.

Monthly averages

Month	Avg High	Avg Low	Avg Temp	Precipitation	Snow	Rainy days
January	25.8°F	6.2°F	16.0°F	0.58 in	7.8 in	6
February	30.8°F	10.2°F	20.5°F	0.75 in	8.9 in	7
March	43.7°F	22.1°F	32.9°F	1.15 in	6.6 in	7
April	57.9°F	33.6°F	45.7°F	2.52 in	5.5 in	9
May	70.0°F	45.9°F	57.9°F	3.15 in	—	11
June	80.0°F	56.7°F	68.3°F	3.89 in	—	12
July	85.7°F	61.6°F	73.7°F	2.83 in	—	9
August	83.4°F	59.2°F	71.3°F	2.59 in	—	8
September	75.7°F	49.5°F	62.6°F	2.43 in	—	7
October	60.2°F	35.5°F	47.9°F	1.95 in	1.4 in	7
November	43.9°F	22.2°F	33.1°F	0.82 in	5.8 in	5
December	30.2°F	11.0°F	20.6°F	0.66 in	8.4 in	6