Climate Insights for Jefco Skypark Airport

Washakie County, Montana, United States

Hottest
July
28°C peak
Coldest
December
-12°C low
Wettest
June
89mm rain
Best to Visit
July, August
Mild temps & low rain

Climate Overview

The climate in Jefco Skypark Airport is cool. The average annual temperature is 5°C and approximately 529mm of precipitation falls per year. June is the wettest month, receiving around 89mm of rainfall. Jefco Skypark Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are December, January, February, when temperatures can drop to -12°C. Snowfall occurs from January to December, with around 196cm accumulating over the season.

Temperature

-20° -10° 10° 20° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -3° Average: -8° Min: -12° Feb Max: -1° Average: -7° Min: -12° Mar Max: 5° Average: -1° Min: -6° Apr Max: 11° Average: 4° Min: -1° May Max: 17° Average: 10° Min: 4° Jun Max: 23° Average: 15° Min: 8° Jul Max: 28° Average: 19° Min: 11° Aug Max: 28° Average: 19° Min: 10° Sep Max: 21° Average: 13° Min: 6° Oct Max: 11° Average: 4° Min: -1° Nov Max: 4° Average: -2° Min: -6° Dec Max: -3° Average: -8° Min: -12°
Max
Average
Min

Jefco Skypark Airport has a wide annual temperature range, spanning 40°C from the coldest to warmest months. The warmest month is July, when average highs reach 28°C and the mean temperature sits around 19°C. The coldest month is December, when overnight lows fall to -12°C and the daily average is -8°C. On average, daily temperatures fluctuate by about 13°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 9°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: 24mm Snow: 23mm Feb Precipitation: 41mm Snow: 36mm Mar Precipitation: 40mm Snow: 26mm Apr Precipitation: 62mm Snow: 26mm May Precipitation: 70mm Snow: 9mm Jun Precipitation: 89mm Snow: 1mm Jul Precipitation: 34mm Snow: 0mm Aug Precipitation: 21mm Snow: 0mm Sep Precipitation: 47mm Snow: 7mm Oct Precipitation: 43mm Snow: 17mm Nov Precipitation: 29mm Snow: 21mm Dec Precipitation: 28mm Snow: 28mm
Precipitation
Snow

Jefco Skypark Airport is a relatively dry area, receiving approximately 529mm of precipitation annually, which averages out to around 44mm per month. The wettest month is June, averaging 89mm of rainfall. May and April also tend to see above-average precipitation. The driest month is August, with just 21mm. That's 69mm less than June, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall. Snowfall is a regular feature from January to December, with around 196cm accumulating over the season. February typically sees the most snow at around 36cm.

Wind

0km/h 5km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 2km/h Feb Wind Speed: 2km/h Mar Wind Speed: 2km/h Apr Wind Speed: 2km/h May Wind Speed: 2km/h Jun Wind Speed: 2km/h Jul Wind Speed: 2km/h Aug Wind Speed: 2km/h Sep Wind Speed: 2km/h Oct Wind Speed: 2km/h Nov Wind Speed: 2km/h Dec Wind Speed: 2km/h
Wind Speed

Jefco Skypark Airport is relatively calm, with an average annual wind speed of 2km/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 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 0km/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 Jefco Skypark Airport, which began on March 20, 2026. Jefco Skypark 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 28°C, while the coldest stretch bottoms out in December near -12°C. Summer is next, beginning on June 21, 2026 — 1 days from now.

Spring

Temperatures range from -6 to 17°C. Precipitation is moderate at around 172mm for the season, averaging 57mm per month. Winds are generally light, averaging 2km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 8 to 28°C. Rainfall is relatively light, with around 144mm over the season and a monthly average of 48mm. Winds are generally light, averaging 2km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from -6 to 21°C. Rainfall is relatively light, with around 119mm over the season and a monthly average of 40mm. Expect around 46cm of snow accumulation during this period. Winds are generally light, averaging 2km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.

Winter

Temperatures range from -12 to -1°C. Rainfall is relatively light, with around 93mm over the season and a monthly average of 31mm. Expect around 88cm of snow accumulation during this period. Winds are generally light, averaging 2km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.

Best Time to Visit

Jan -8°
Feb -7°
Mar -1°
Apr
May 10°
Jun 15°
Jul 19°
Aug 19°
Sep 13°
Oct
Nov -2°
Dec -8°

The best time to visit Jefco Skypark Airport is during July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 19°C with modest rainfall averaging 28mm per month. By contrast, December can be quite cold with temperatures dropping to -12°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

Monthly Climate Data

The table below shows monthly climate averages for Jefco Skypark 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
2 km/h
24 mm
23 cm
Feb
-12 °C
-1 °C
2 km/h
41 mm
36 cm
Mar
-6 °C
5 °C
2 km/h
40 mm
26 cm
Apr
-1 °C
11 °C
2 km/h
62 mm
26 cm
May
4 °C
17 °C
2 km/h
70 mm
9 cm
Jun Current
8 °C
23 °C
2 km/h
89 mm
1 cm
Jul
11 °C
28 °C
2 km/h
34 mm
0 cm
Aug
10 °C
28 °C
2 km/h
21 mm
0 cm
Sep
6 °C
21 °C
2 km/h
47 mm
7 cm
Oct
-1 °C
11 °C
2 km/h
43 mm
17 cm
Nov
-6 °C
4 °C
2 km/h
29 mm
21 cm
Dec
-12 °C
-3 °C
2 km/h
28 mm
28 cm
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