Sourdough, MT
Unincorporated community in Sweet Grass County, Montana
Sourdough is a small unincorporated community in Sweet Grass County, Montana. It is 8.0 miles SW of Big Timber, the nearest town. Its ZIP code is 59011.
Sourdough at a glance
- State
- Montana
- County
- Sweet Grass County
- ZIP code
- 59011
- Nearest town
- Big Timber (8.0 mi)
- Time zone
- America/Denver
- Coordinates
- 45.9019, -109.8136
Weather in Sourdough now
Loading the National Weather Service forecast…
Sourdough weather by the hour
Sourdough weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Sourdough.
This week in Sourdough
Sunrise, sunset and moon in Sourdough
What is the weather usually like in Sourdough?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 86°F average high
- Januarycoldest month · 20°F average low
- 16.9 inprecipitation per year · 430 mm
- 54.6 insnowfall per year · 139 cm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Sourdough: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station BIG TIMBER, MT US (USC00240780), adjusted for the elevation of Sourdough.
Sourdough weather month by month
Sunrise and sunset in Sourdough through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 7:54 AM | 5:02 PM | 9 h 7 min |
| February | 7:19 AM | 5:47 PM | 10 h 27 min |
| March | 7:29 AM | 7:26 PM | 11 h 56 min |
| April | 6:30 AM | 8:07 PM | 13 h 36 min |
| May | 5:45 AM | 8:46 PM | 15 h 0 min |
| June | 5:26 AM | 9:13 PM | 15 h 46 min |
| July | 5:42 AM | 9:08 PM | 15 h 25 min |
| August | 6:17 AM | 8:29 PM | 14 h 11 min |
| September | 6:56 AM | 7:32 PM | 12 h 35 min |
| October | 7:34 AM | 6:34 PM | 10 h 59 min |
| November | 7:18 AM | 4:49 PM | 9 h 31 min |
| December | 7:52 AM | 4:36 PM | 8 h 44 min |
Times for the 15th of each month, local time (America/Denver).
What is the weather like in Sourdough?
Sourdough has a warm-summer humid continental climate. The warmest month is July, with an average high of 86°F (30°C), and the coldest is January, with average lows of 20°F (-7°C).
It gets about 16.9 inches (430 mm) of precipitation a year. The wettest month is May and the driest is February. Snow is common: about 55 inches fall in an average year.
The best time to visit Sourdough is June to September. The live forecast on this page comes from the National Weather Service and the climate averages from NOAA’s 1991–2020 U.S. Climate Normals.
Webcams near Sourdough
The closest live webcam is Gallatin: Bridger Bowl Ski Area, 52.5 miles W of Sourdough.
Webcams: Windy.com. Distances in a straight line from Sourdough.
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Map of Sourdough, MT
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Sourdough Street View
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Questions about Sourdough
Where is Sourdough, MT?
Sourdough is an unincorporated community in Sweet Grass County, Montana, 8.0 miles SW of Big Timber.
What county is Sourdough in?
Sourdough is in Sweet Grass County, Montana.
What is the ZIP code of Sourdough, MT?
The ZIP code for Sourdough is 59011.
What is the nearest town to Sourdough?
Big Timber, 8.0 miles away.
Are there webcams near Sourdough?
Yes. The closest is Gallatin: Bridger Bowl Ski Area, 52.5 miles away.
What is the hottest month in Sourdough?
July, with an average high of 86°F (30°C).
What is the coldest month in Sourdough?
January, with an average low of 20°F (-7°C).
How much does it rain in Sourdough?
About 16.9 inches (430 mm) a year; the wettest month is May.
Does it snow in Sourdough?
Yes, about 55 inches of snow fall in an average year.
When is the best time to visit Sourdough?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Sourdough have?
Warm-summer humid continental (Köppen Dfb).
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