Gallatin County Veður Spá
Gallatin County weather: 1°C, skýjað. Á klukkustund forecast, 14-day outlook, UV, air quality and the best time til visit.
Snjór forecast for Gallatin County
No snow is in the current forecast window for Gallatin County.
2 of the next 16 nights are forecast til reach freezing.
Historically, average lows drop below freezing in janúar, febrúar, mars, apríl, nóvember and desember.
16-day forecast for Gallatin County
Hæst / Lægst; Úrkoma; UV
| Dagur | Aðstæður | Hæst / Lægst | Úrkoma | Vindur | UV |
|---|---|---|---|---|---|
| þri., okt 27 | 🌦️ Drizzle | 8° / 0° | 63% · 1 mm | 24 km/h | 4 |
| mið., okt 28 | ☁️ Skýjað | 9° / 1° | 2% | 23 km/h | 4 |
| fim., okt 29 | ☁️ Skýjað | 11° / 1° | 1% | 15 km/h | 4 |
| fös., okt 30 | ☁️ Skýjað | 14° / 3° | 17% | 15 km/h | 3 |
| lau., okt 31 | 🌦️ Drizzle | 8° / 4° | 34% · 2 mm | 14 km/h | 2 |
| sun., nóv 1 | 🌦️ Lítil rigning | 5° / 1° | 50% · 26 mm | 11 km/h | 0 |
| mán., nóv 2 | 🌦️ Drizzle | 3° / -3° | 47% · 1 mm | 14 km/h | 4 |
| þri., nóv 3 | ☁️ Skýjað | 5° / -5° | 14% | 14 km/h | 3 |
| mið., nóv 4 | ☁️ Skýjað | 8° / 1° | 9% | 13 km/h | 3 |
| fim., nóv 5 | ☁️ Skýjað | 9° / 2° | 5% | 12 km/h | 3 |
| fös., nóv 6 | ☁️ Skýjað | 12° / 4° | 9% | 13 km/h | 3 |
| lau., nóv 7 | ☁️ Skýjað | 11° / 4° | 23% | 12 km/h | 2 |
| sun., nóv 8 | ☁️ Skýjað | 13° / 5° | 30% | 16 km/h | 3 |
| mán., nóv 9 | 🌦️ Light drizzle | 8° / 3° | 29% · 2 mm | 13 km/h | 3 |
| þri., nóv 10 | 🌦️ Light drizzle | 8° / 1° | 24% · 0 mm | 11 km/h | 2 |
| mið., nóv 11 | ☀️ Heiðskýrt | -- / -- | 28% | -- | — |
Loftslag in Gallatin County month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Mánuður | Avg high | Avg low | Rigningfall | Rating |
|---|---|---|---|---|
| janúar | 0° | -10° | 20 mm | ★★☆☆☆ |
| febrúar | 1° | -9° | 41 mm | ★★☆☆☆ |
| mars | 9° | -3° | 44 mm | ★★★☆☆ |
| apríl | 12° | -1° | 70 mm | ★★★☆☆ |
| maí | 16° | 3° | 80 mm | ★★★★☆ |
| júní | 21° | 7° | 51 mm | ★★★★☆ |
| júlí | 28° | 13° | 12 mm | ★★★★★ |
| ágúst | 27° | 11° | 15 mm | ★★★★★ |
| september | 22° | 8° | 25 mm | ★★★★☆ |
| október | 13° | 1° | 47 mm | ★★★☆☆ |
| nóvember | 6° | -4° | 26 mm | ★★★☆☆ |
| desember | 4° | -5° | 36 mm | ★★☆☆☆ |
Loftslag type: Subarctic. Heimild: Open-Meteo archive (ERA5).
What til pack, what til skip
- A warm mid-layer and gloves for early mornings and evenings
- Insulated outer layer, hat and boots með grip for ice
- A packable rain shell - 3 of the next 7 days carry a real chance of rain
- If your dates are flexible, avoid janúar, febrúar and desember - 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 mán.tana. Its coordinates are 45.677, -111.0429. It lies in Norður-Ameríka.
What is the weather like in Gallatin County núna?
It is currently 1°C (33°F) með skýjað. Raki is 85% and wind is 3 km/h.
When is the best time til visit Gallatin County?
júní, júlí, ágúst and september offer the most comfortable conditions in Gallatin County, which has a subarctic climate. janúar, febrúar and desember 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 6:36 PM.
How many people live in Gallatin County?
Gallatin County has a population of approximately 125.000.
What are the top things til 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. |
|---|---|
| Spá and observations | Open-Meteo (ECMWF and national models). |
| Loftgæði and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Loftslag averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Veður 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 október 27, 2026 at 6:36 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
