San Juan County Väder Prognos
San Juan County weather: 10°C, klart. Varje timme forecast, 14-day outlook, UV, air quality and the best time och visit.
Snö forecast for San Juan County
No snow is in the current forecast window for San Juan County.
0 of the next 16 nights are forecast och reach freezing.
Historically, average lows drop below freezing in januari, februari, mars, november and december.
16-day forecast for San Juan County
Max / Min; Nederb.; UV
| Dag | Förhållanden | Max / Min | Nederb. | Vind | UV |
|---|---|---|---|---|---|
| ons, sep 30 | 🌧️ Heavy drizzle | 13° / 9° | 60% · 4 mm | 24 km/h | 3 |
| tor, okt 1 | ☀️ Klart | 20° / 9° | 1% | 21 km/h | 7 |
| fre, okt 2 | ☀️ Klart | 19° / 7° | 1% | 15 km/h | 6 |
| lör, okt 3 | ☁️ Mulet | 22° / 11° | 0% | 12 km/h | 6 |
| sön, okt 4 | ☀️ Klart | 20° / 12° | 0% | 19 km/h | 6 |
| mån, okt 5 | 🌦️ Light drizzle | 19° / 11° | 2% · 0 mm | 12 km/h | 6 |
| tis, okt 6 | 🌦️ Duggregn | 18° / 10° | 5% · 5 mm | 15 km/h | 5 |
| ons, okt 7 | ☀️ Klart | 21° / 12° | 0% | 15 km/h | 6 |
| tor, okt 8 | ⛅ Delvis molnigt | 22° / 12° | 0% | 9 km/h | 6 |
| fre, okt 9 | ☁️ Mulet | 21° / 12° | 1% | 13 km/h | 6 |
| lör, okt 10 | ☀️ Klart | 20° / 11° | 2% | 13 km/h | 6 |
| sön, okt 11 | 🌤️ Mest klart | 19° / 11° | 6% | 16 km/h | 6 |
| mån, okt 12 | ☁️ Mulet | 19° / 11° | 6% | 20 km/h | 6 |
| tis, okt 13 | ☀️ Klart | 20° / 11° | 3% | 15 km/h | 6 |
| ons, okt 14 | ☁️ Mulet | 20° / 12° | 3% | 20 km/h | 6 |
| tor, okt 15 | ☁️ Mulet | 13° / 0° | 5% | 31 km/h | 6 |
Klimat in San Juan County month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Månad | Avg high | Avg low | Regnfall | Rating |
|---|---|---|---|---|
| januari | 2° | -7° | 25 mm | ★★☆☆☆ |
| februari | 5° | -5° | 37 mm | ★★☆☆☆ |
| mars | 10° | -1° | 24 mm | ★★★☆☆ |
| april | 14° | 1° | 32 mm | ★★★★☆ |
| maj | 19° | 6° | 30 mm | ★★★★☆ |
| juni | 27° | 14° | 36 mm | ★★★★★ |
| juli | 29° | 16° | 39 mm | ★★★★★ |
| augusti | 27° | 15° | 74 mm | ★★★★☆ |
| september | 22° | 11° | 32 mm | ★★★★★ |
| oktober | 16° | 5° | 105 mm | ★★★☆☆ |
| november | 7° | -2° | 20 mm | ★★★☆☆ |
| december | 5° | -4° | 15 mm | ★★★☆☆ |
Klimat type: Kontinental. Källa: Open-Meteo archive (ERA5).
What och pack, what och skip
- Layers - the daily swing is 15°C, so mornings feel nothing like afternoons
- If your dates are flexible, avoid januari, februari and december - historically the least comfortable months here.
Se prognosen för San Juan County per tidsintervall
San Juan County weather - more answers
Explore San Juan County
Every topic we hold for this place, and the same topic for the places around it.
Väder for related places
Frequently asked questions
Where is San Juan County?
San Juan County is a county in Utah. Its coordinates are 37.625, -109.8. It lies in Nordamerika.
What is the weather like in San Juan County just nu?
It is currently 10°C (50°F) med klart. Luftfuktighet is 59% and wind is 18 km/h.
When is the best time och visit San Juan County?
maj, juni, juli and september offer the most comfortable conditions in San Juan County, which has a continental climate. januari, februari and december are usually the hardest months for outdoor plans.
What time zone is San Juan County in?
San Juan County observes America/Denver (UTC-06:00). The local time is 8:02 AM.
How many people live in San Juan County?
San Juan County has a population of approximately 14.500.
What is the nearest airport och San Juan County?
The closest airports are Salt Lake City International Airport (SLC), 399 km away.
What are the top things och do in San Juan County?
Popular options include månument Valley, Canyonlands National Park, Dead Horse Point State Park, Arches National Park, Mesa Verde National Park and Mesa Verde (UNESCO World Heritage Site).
Related articles
Data sources and methodology
| Place data | USPOTUS Atlas dataset (us-counties) - coordinates, hierarchy and facts. |
|---|---|
| Prognos and observations | Open-Meteo (ECMWF and national models). |
| Luftkvalitet and pollen | Copernicus CAMS via Open-Meteo. US AQI scale. |
| Klimat averages | ERA5 reanalysis via the Open-Meteo archive, aggregated over 3 years. |
| Official alerts | US National Väder 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 1, 2026 at 8:02 AM local time. Live blocks refresh every 15 minutes; climate averages monthly.
