Climate Insights for Augusta Airport

Pacific County, Montana, United States

Hottest
July
28°C peak
Coldest
February
-10°C low
Wettest
June
97mm rain
Best to Visit
July, August
Mild temps & low rain

Climate Overview

The climate in Augusta Airport is cool. The average annual temperature is 5°C and approximately 593mm of precipitation falls per year. June is the wettest month, receiving around 97mm of rainfall. Augusta 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 February, January, December, when temperatures can drop to -10°C. Augusta Airport experiences heavy snowfall, typically from January through December.

Temperature

-10° 10° 20° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -1° Average: -5° Min: -9° Feb Max: -1° Average: -6° Min: -10° Mar Max: 5° Average: -1° Min: -5° Apr Max: 11° Average: 4° Min: -1° May Max: 17° Average: 10° Min: 4° Jun Max: 22° Average: 15° Min: 8° Jul Max: 28° Average: 19° Min: 11° Aug Max: 27° Average: 18° Min: 10° Sep Max: 20° Average: 12° Min: 6° Oct Max: 11° Average: 4° Min: 0° Nov Max: 5° Average: 0° Min: -3° Dec Max: -1° Average: -5° Min: -8°
Max
Average
Min

Augusta Airport has a wide annual temperature range, spanning 38°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 February, when overnight lows fall to -10°C and the daily average is -6°C. On average, daily temperatures fluctuate by about 12°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 8°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: 26mm Snow: 24mm Feb Precipitation: 44mm Snow: 39mm Mar Precipitation: 42mm Snow: 32mm Apr Precipitation: 68mm Snow: 35mm May Precipitation: 91mm Snow: 12mm Jun Precipitation: 97mm Snow: 1mm Jul Precipitation: 26mm Snow: 0mm Aug Precipitation: 21mm Snow: 0mm Sep Precipitation: 59mm Snow: 16mm Oct Precipitation: 56mm Snow: 31mm Nov Precipitation: 34mm Snow: 26mm Dec Precipitation: 32mm Snow: 31mm
Precipitation
Snow

Augusta Airport is a relatively dry area, receiving approximately 593mm of precipitation annually, which averages out to around 49mm per month. The wettest month is June, averaging 97mm of rainfall. May and April also tend to see above-average precipitation. The driest month is August, with just 21mm. That's 76mm 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. Augusta Airport receives heavy snowfall, accumulating around 248cm annually from January through December. The snowiest month is February, with approximately 39cm. Winter travel should account for significant snow cover.

Wind

0km/h 5km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 3km/h Feb Wind Speed: 3km/h Mar Wind Speed: 3km/h Apr Wind Speed: 3km/h May Wind Speed: 3km/h Jun Wind Speed: 3km/h Jul Wind Speed: 2km/h Aug Wind Speed: 2km/h Sep Wind Speed: 3km/h Oct Wind Speed: 3km/h Nov Wind Speed: 4km/h Dec Wind Speed: 4km/h
Wind Speed

Augusta Airport is relatively calm, with an average annual wind speed of 3km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is November, averaging 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.

Seasons

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

2 days until Summer

It is currently spring in Augusta Airport, which began on March 20, 2026. Augusta 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 February near -10°C. Summer is next, beginning on June 21, 2026 — 2 days from now.

Spring

Temperatures range from -5 to 17°C. Precipitation is moderate at around 201mm for the season, averaging 67mm per month. Winds are generally light, averaging 3km/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 143mm over the season and a monthly average of 48mm. Winds are generally light, averaging 3km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from -3 to 20°C. Rainfall is relatively light, with around 148mm over the season and a monthly average of 49mm. Expect around 73cm of snow accumulation during this period. Winds are generally light, averaging 3km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.

Winter

Temperatures range from -10 to -1°C. Rainfall is relatively light, with around 101mm over the season and a monthly average of 34mm. Expect around 94cm of snow accumulation during this period. Winds are generally light, averaging 3km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.

Best Time to Visit

Jan -5°
Feb -6°
Mar -1°
Apr
May 10°
Jun 15°
Jul 19°
Aug 18°
Sep 12°
Oct
Nov
Dec -5°

The best time to visit Augusta 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 23mm per month. By contrast, February can be quite cold with temperatures dropping to -10°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 Augusta 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
-9 °C
-1 °C
3 km/h
26 mm
24 cm
Feb
-10 °C
-1 °C
3 km/h
44 mm
39 cm
Mar
-5 °C
5 °C
3 km/h
42 mm
32 cm
Apr
-1 °C
11 °C
3 km/h
68 mm
35 cm
May
4 °C
17 °C
3 km/h
91 mm
12 cm
Jun Current
8 °C
22 °C
3 km/h
97 mm
1 cm
Jul
11 °C
28 °C
2 km/h
26 mm
0 cm
Aug
10 °C
27 °C
2 km/h
21 mm
0 cm
Sep
6 °C
20 °C
3 km/h
59 mm
16 cm
Oct
0 °C
11 °C
3 km/h
56 mm
31 cm
Nov
-3 °C
5 °C
4 km/h
34 mm
26 cm
Dec
-8 °C
-1 °C
4 km/h
32 mm
31 cm
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