Climate Insights for Huron Regional Airport

Kalawao County, South Dakota, United States

Hottest
July
31°C peak
Coldest
January
-12°C low
Wettest
June
93mm rain
Best to Visit
May, June, July
Mild temps & low rain

Climate Overview

The climate in Huron Regional Airport is cool. The average annual temperature is 8°C and approximately 682mm of precipitation falls per year. June is the wettest month, receiving around 93mm of rainfall. Huron Regional Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, June, August. The coldest months are January, February, December, when temperatures can drop to -12°C. Snowfall occurs from January to December, with around 135cm accumulating over the season.

Temperature

-20° -10° 10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -3° Average: -9° Min: -12° Feb Max: -2° Average: -7° Min: -11° Mar Max: 7° Average: 1° Min: -3° Apr Max: 14° Average: 7° Min: 2° May Max: 22° Average: 15° Min: 10° Jun Max: 29° Average: 23° Min: 17° Jul Max: 31° Average: 24° Min: 19° Aug Max: 28° Average: 22° Min: 17° Sep Max: 25° Average: 18° Min: 13° Oct Max: 14° Average: 8° Min: 4° Nov Max: 8° Average: 2° Min: -2° Dec Max: 0° Average: -5° Min: -9°
Max
Average
Min

Huron Regional Airport has a wide annual temperature range, spanning 43°C from the coldest to warmest months. The warmest month is July, when average highs reach 31°C and the mean temperature sits around 24°C. The coldest month is January, when overnight lows fall to -12°C and the daily average is -9°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 10°C shift in average temperatures.

Precipitation

0mm 25mm 50mm 75mm 100mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 21mm Snow: 19mm Feb Precipitation: 21mm Snow: 19mm Mar Precipitation: 42mm Snow: 20mm Apr Precipitation: 70mm Snow: 26mm May Precipitation: 81mm Snow: 0mm Jun Precipitation: 93mm Snow: 0mm Jul Precipitation: 89mm Snow: 0mm Aug Precipitation: 76mm Snow: 0mm Sep Precipitation: 79mm Snow: 0mm Oct Precipitation: 49mm Snow: 9mm Nov Precipitation: 28mm Snow: 15mm Dec Precipitation: 32mm Snow: 27mm
Precipitation
Snow

Huron Regional Airport is a relatively dry area, receiving approximately 682mm of precipitation annually, which averages out to around 57mm per month. The wettest month is June, averaging 93mm of rainfall. July and May also tend to see above-average precipitation. The driest month is February, with just 21mm. That's 73mm less than June, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Snowfall is a regular feature from January to December, with around 135cm accumulating over the season. December typically sees the most snow at around 27cm.

Wind

0km/h 5km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 4km/h Feb Wind Speed: 4km/h Mar Wind Speed: 4km/h Apr Wind Speed: 4km/h May Wind Speed: 4km/h Jun Wind Speed: 4km/h Jul Wind Speed: 4km/h Aug Wind Speed: 4km/h Sep Wind Speed: 4km/h Oct Wind Speed: 5km/h Nov Wind Speed: 4km/h Dec Wind Speed: 4km/h
Wind Speed

Huron Regional Airport is relatively calm, with an average annual wind speed of 4km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is October, averaging 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

1 day until Summer

It is currently spring in Huron Regional Airport, which began on March 20, 2026. Huron Regional Airport is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 31°C, while the coldest stretch bottoms out in January near -12°C. Summer is next, beginning on June 21, 2026 — 1 days from now.

Spring

Temperatures range from -3 to 22°C. Precipitation is moderate at around 193mm for the season, averaging 64mm per month. Winds are generally light, averaging 4km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 17 to 31°C. Precipitation is moderate at around 259mm for the season, averaging 86mm per month. Winds are generally light, averaging 4km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from -2 to 25°C. Precipitation is moderate at around 157mm for the season, averaging 52mm per month. Expect around 24cm of snow accumulation during this period. Winds are generally light, averaging 4km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.

Winter

Temperatures range from -12 to 0°C. Rainfall is relatively light, with around 74mm over the season and a monthly average of 25mm. Expect around 65cm of snow accumulation during this period. Winds are generally light, averaging 4km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.

Best Time to Visit

Jan -9°
Feb -7°
Mar
Apr
May 15°
Jun 23°
Jul 24°
Aug 22°
Sep 18°
Oct
Nov
Dec -5°

The best time to visit Huron Regional Airport is during May, June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 84mm per month. By contrast, January can be quite cold with temperatures dropping to -12°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

Monthly Climate Data

The table below shows monthly climate averages for Huron Regional Airport based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
-12 °C
-3 °C
4 km/h
21 mm
19 cm
Feb
-11 °C
-2 °C
4 km/h
21 mm
19 cm
Mar
-3 °C
7 °C
4 km/h
42 mm
20 cm
Apr
2 °C
14 °C
4 km/h
70 mm
26 cm
May
10 °C
22 °C
4 km/h
81 mm
0 cm
Jun Current
17 °C
29 °C
4 km/h
93 mm
0 cm
Jul
19 °C
31 °C
4 km/h
89 mm
0 cm
Aug
17 °C
28 °C
4 km/h
76 mm
0 cm
Sep
13 °C
25 °C
4 km/h
79 mm
0 cm
Oct
4 °C
14 °C
5 km/h
49 mm
9 cm
Nov
-2 °C
8 °C
4 km/h
28 mm
15 cm
Dec
-9 °C
0 °C
4 km/h
32 mm
27 cm
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