Gallatin County Vejr Prognose
Gallatin County weather: 19°C, klart. Hver time forecast, 14-day outlook, UV, air quality and the best time og visit.
14-day forecast for Gallatin County
Maks. / Min.; Nedbør; UV
| Dag | Forhold | Maks. / Min. | Nedbør | Vind | UV |
|---|---|---|---|---|---|
| søn, okt 4 | ☀️ Klar himmel | 25° / 4° | 0% | 19 km/h | 5 |
| man, okt 5 | ☁️ Overskyet | 27° / 14° | 1% | 19 km/h | 5 |
| tir, okt 6 | ☁️ Overskyet | 26° / 12° | 0% | 20 km/h | 5 |
| ons, okt 7 | ☁️ Overskyet | 24° / 11° | 0% | 13 km/h | 5 |
| tor, okt 8 | ☁️ Overskyet | 23° / 9° | 0% | 14 km/h | 5 |
| fre, okt 9 | ☁️ Overskyet | 26° / 10° | 2% | 23 km/h | 4 |
| lør, okt 10 | 🌦️ Light drizzle | 23° / 1° | 55% · 0 mm | 27 km/h | 4 |
| søn, okt 11 | 🌨️ Sne | 1° / -3° | 62% · 7 mm | 11 km/h | 4 |
| man, okt 12 | 🌨️ Light snow showers | 0° / -5° | 39% · 2 mm | 12 km/h | 3 |
| tir, okt 13 | ⛅ Delvist skyet | 5° / -6° | 14% | 12 km/h | 5 |
| ons, okt 14 | ⛅ Delvist skyet | 13° / 1° | 18% | 14 km/h | 4 |
| tor, okt 15 | 🌦️ Støvregn | 12° / 5° | 18% · 3 mm | 23 km/h | 2 |
| fre, okt 16 | 🌦️ Light drizzle | 12° / 3° | 10% · 0 mm | 13 km/h | 4 |
| lør, okt 17 | ☀️ Klar himmel | 16° / 2° | 11% | 11 km/h | 4 |
The two-week trend
Cooling. The second half of the window averages 10°C cooler than the days immediately ahead.
The window averages 17°C against a oktober normal of 13°C - 4°C above.
The next 7 days look unusually dry - roughly 4% of a normal oktober week (0 mm against 11 mm).
What this means for Gallatin County
Today is much warmer than average for oktober. The forecast high of 25°C is 12.3°C above the 13°C typical for this month.
Regn is very unlikely today - plans do not need a backup.
No weather-related travel disruption is expected today. Roads and airports should run normally.
Northern Hemisphere, so peak summer falls in juni og august.
The gap between the warmest and coldest month averages 25°C.
What og pack, what og skip
- sønglasses, a brimmed hat and SPF 30+
- Layers - the daily swing is 26°C, so mornings feel nothing like afternoons
- A warm mid-layer and gloves for early mornings and evenings
- If your dates are flexible, avoid januar, februar and december - historically the least comfortable months here.
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Gallatin County weather - more answers
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Frequently asked questions
Where is Gallatin County?
Gallatin County is a county in mantana. Its coordinates are 45.677, -111.0429. It lies in Nordamerika.
What is the weather like in Gallatin County lige nu?
It is currently 19°C (67°F) med klart. Luftfugtighed is 17% and wind is 4 km/h.
When is the best time og visit Gallatin County?
juni, juli, august and september offer the most comfortable conditions in Gallatin County, which has a subarctic climate. januar, februar and december are usually the hardest months for outdoor plans.
What time zone is Gallatin County in?
Gallatin County observes America/Denver (UTC-06:00). The local time is 7:49 PM.
How many people live in Gallatin County?
Gallatin County has a population of approximately 125.000.
What are the top things og do in Gallatin County?
Popular options include Missouri River, Yellowstone (UNESCO World Heritage Site), Yellowstone National Park, Grand Teton National Park and Grand Teton.
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts. |
|---|---|
| Prognose and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klima averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Vejr Service. |
| Method | Scores, comparisons and advice on this page are computed from the inputs above. Distances are straight-line. Nothing is estimated where data is missing - the block is simply not shown. |
Last updated oktober 4, 2026 at 7:49 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
