Comet, MT
Unincorporated community in Jefferson County, Montana
Comet is a small unincorporated community in Jefferson County, Montana. It is 5.7 miles SE of Boulder, the nearest town. Its ZIP code is 59638.
Comet at a glance
- State
- Montana
- County
- Jefferson County
- ZIP code
- 59638
- Nearest town
- Boulder (5.7 mi)
- Time zone
- America/Denver
- Coordinates
- 46.3108, -112.1692
Weather in Comet now
Loading the National Weather Service forecast…
Comet weather by the hour
Comet weather for the next 7 days
Source: National Weather Service (NOAA) · forecast for the coordinates of Comet.
This week in Comet
Sunrise, sunset and moon in Comet
What is the weather usually like in Comet?
Köppen climate classification, calculated from the 1991–2020 normals
- Julywarmest month · 83°F average high
- Decembercoldest month · 11°F average low
- 10.8 inprecipitation per year · 274 mm
Average high and low temperature (°F)
Average precipitation (inches)
Best time to visit Comet: June to September, with mild temperatures and fewer rainy days.
Source: NOAA NCEI U.S. Climate Normals 1991–2020, station BOULDER, MT US (USC00241008), adjusted for the elevation of Comet.
Comet weather month by month
Sunrise and sunset in Comet through the year
| Month | Sunrise | Sunset | Daylight |
|---|---|---|---|
| January | 8:05 AM | 5:10 PM | 9 h 5 min |
| February | 7:29 AM | 5:55 PM | 10 h 26 min |
| March | 7:39 AM | 7:35 PM | 11 h 56 min |
| April | 6:39 AM | 8:17 PM | 13 h 38 min |
| May | 5:53 AM | 8:56 PM | 15 h 3 min |
| June | 5:34 AM | 9:24 PM | 15 h 50 min |
| July | 5:50 AM | 9:19 PM | 15 h 29 min |
| August | 6:26 AM | 8:39 PM | 14 h 13 min |
| September | 7:05 AM | 7:41 PM | 12 h 36 min |
| October | 7:44 AM | 6:43 PM | 10 h 58 min |
| November | 7:28 AM | 4:57 PM | 9 h 28 min |
| December | 8:03 AM | 4:44 PM | 8 h 41 min |
Times for the 15th of each month, local time (America/Denver).
What is the weather like in Comet?
Comet has a cold semi-arid climate. The warmest month is July, with an average high of 83°F (28°C), and the coldest is December, with average lows of 11°F (-11°C).
It gets about 10.8 inches (274 mm) of precipitation a year. The wettest month is June and the driest is February.
The best time to visit Comet 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 Comet
The closest live webcam is Butte › South-east, 27.8 miles SW of Comet.
Webcams: Windy.com. Distances in a straight line from Comet.
Do you know Comet? Tell us about it
Help other travelers: share what makes Comet special. We review every message before publishing it.
Map of Comet, MT
Tap any road on the map to see it in Street View below. Map: © OpenStreetMap contributors.
Comet Street View
Drag the image to look around and tap the arrows on the ground to move. If it says there is no imagery, tap a nearby street on the map above.
Open in Google Maps ›Towns near Comet
Other communities near Comet
Questions about Comet
Where is Comet, MT?
Comet is an unincorporated community in Jefferson County, Montana, 5.7 miles SE of Boulder.
What county is Comet in?
Comet is in Jefferson County, Montana.
What is the ZIP code of Comet, MT?
The ZIP code for Comet is 59638.
What is the nearest town to Comet?
Boulder, 5.7 miles away.
Are there webcams near Comet?
Yes. The closest is Butte › South-east, 27.8 miles away.
What is the hottest month in Comet?
July, with an average high of 83°F (28°C).
What is the coldest month in Comet?
December, with an average low of 11°F (-11°C).
How much does it rain in Comet?
About 10.8 inches (274 mm) a year; the wettest month is June.
Does it snow in Comet?
Snow is very rare or not recorded at the nearest weather station.
When is the best time to visit Comet?
June to September, when temperatures are most pleasant and rainy days are fewer.
What climate does Comet have?
Cold semi-arid (Köppen BSk).
Last updated: