Climate Insights for Starr-Browning Airstrip

Sublette County, Montana, United States

Hottest
August
23°C peak
Coldest
February
-13°C low
Wettest
February
99mm rain
Best to Visit
July
Mild temps & low rain

Climate Overview

The climate in Starr-Browning Airstrip is cool. The average annual temperature is 2°C and approximately 887mm of precipitation falls per year. February is the wettest month, receiving around 99mm of rainfall. Starr-Browning Airstrip is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are February, December, January, when temperatures can drop to -13°C. Starr-Browning Airstrip experiences heavy snowfall, typically from January through December.

Temperature

-20° -10° 10° 20° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -3° Average: -7° Min: -10° Feb Max: -5° Average: -9° Min: -13° Mar Max: 1° Average: -4° Min: -7° Apr Max: 6° Average: 1° Min: -3° May Max: 12° Average: 6° Min: 2° Jun Max: 18° Average: 11° Min: 6° Jul Max: 23° Average: 15° Min: 8° Aug Max: 23° Average: 15° Min: 8° Sep Max: 16° Average: 9° Min: 4° Oct Max: 6° Average: 1° Min: -3° Nov Max: 1° Average: -3° Min: -6° Dec Max: -5° Average: -8° Min: -11°
Max
Average
Min

Starr-Browning Airstrip has a wide annual temperature range, spanning 36°C from the coldest to warmest months. August is the warmest month, though highs remain moderate at 23°C with a mean of 15°C. The coldest month is February, when overnight lows fall to -13°C and the daily average is -9°C. On average, daily temperatures fluctuate by about 10°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: 66mm Snow: 65mm Feb Precipitation: 99mm Snow: 95mm Mar Precipitation: 76mm Snow: 66mm Apr Precipitation: 86mm Snow: 66mm May Precipitation: 93mm Snow: 32mm Jun Precipitation: 85mm Snow: 1mm Jul Precipitation: 28mm Snow: 0mm Aug Precipitation: 35mm Snow: 0mm Sep Precipitation: 64mm Snow: 19mm Oct Precipitation: 94mm Snow: 62mm Nov Precipitation: 84mm Snow: 65mm Dec Precipitation: 77mm Snow: 76mm
Precipitation
Snow

Starr-Browning Airstrip is a moderately rainy area, receiving approximately 887mm of precipitation annually, which averages out to around 74mm per month. The wettest month is February, averaging 99mm of rainfall. October and May also tend to see above-average precipitation. The driest month is July, with just 28mm. That's 72mm less than February, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall. Starr-Browning Airstrip receives heavy snowfall, accumulating around 547cm annually from January through December. The snowiest month is February, with approximately 95cm. 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: 2km/h Jun Wind Speed: 3km/h Jul Wind Speed: 3km/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

Starr-Browning Airstrip 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

72 days until Autumn

It is currently summer in Starr-Browning Airstrip, which began on June 21, 2026. Starr-Browning Airstrip 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 August at around 23°C, while the coldest stretch bottoms out in February near -13°C. Autumn is next, beginning on September 23, 2026 — 72 days from now.

Spring

Temperatures range from -7 to 12°C. Precipitation is moderate at around 256mm for the season, averaging 85mm per month. Winds are generally light, averaging 3km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 6 to 23°C. Rainfall is relatively light, with around 148mm over the season and a monthly average of 49mm. Winds are generally light, averaging 3km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from -6 to 16°C. Precipitation is moderate at around 241mm for the season, averaging 80mm per month. Expect around 146cm of snow accumulation during this period. Winds are generally light, averaging 3km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -13 to -3°C. Precipitation is moderate at around 243mm for the season, averaging 81mm per month. Expect around 236cm 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 -7°
Feb -9°
Mar -4°
Apr
May
Jun 11°
Jul 15°
Aug 15°
Sep
Oct
Nov -3°
Dec -8°

The best time to visit Starr-Browning Airstrip is during July, when the weather is most comfortable for travellers. During these months, average temperatures hover around 15°C with modest rainfall averaging 28mm per month. By contrast, August can be uncomfortably hot with highs reaching 23°C, while February is the coldest period with lows dropping to -13°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 Starr-Browning Airstrip 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
-10 °C
-3 °C
3 km/h
66 mm
65 cm
Feb
-13 °C
-5 °C
3 km/h
99 mm
95 cm
Mar
-7 °C
1 °C
3 km/h
76 mm
66 cm
Apr
-3 °C
6 °C
3 km/h
86 mm
66 cm
May
2 °C
12 °C
2 km/h
93 mm
32 cm
Jun
6 °C
18 °C
3 km/h
85 mm
1 cm
Jul Current
8 °C
23 °C
3 km/h
28 mm
0 cm
Aug
8 °C
23 °C
2 km/h
35 mm
0 cm
Sep
4 °C
16 °C
3 km/h
64 mm
19 cm
Oct
-3 °C
6 °C
3 km/h
94 mm
62 cm
Nov
-6 °C
1 °C
4 km/h
84 mm
65 cm
Dec
-11 °C
-5 °C
4 km/h
77 mm
76 cm
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