San Juan County Klima and Average Vær
Klima of San Juan County: average temperatures, rainfall and seasons month by month.
Klima in San Juan County month by month
Average high, average low and total rainfall, based on three years of reanalysis data.
| Måned | Avg high | Avg low | Regnfall | Rating |
|---|---|---|---|---|
| januar | 2° | -7° | 25 mm | ★★☆☆☆ |
| februar | 5° | -5° | 37 mm | ★★☆☆☆ |
| mars | 10° | -1° | 24 mm | ★★★☆☆ |
| april | 14° | 1° | 32 mm | ★★★★☆ |
| mai | 19° | 6° | 30 mm | ★★★★☆ |
| juni | 27° | 14° | 36 mm | ★★★★★ |
| juli | 29° | 16° | 39 mm | ★★★★★ |
| august | 27° | 15° | 74 mm | ★★★★☆ |
| september | 22° | 11° | 32 mm | ★★★★★ |
| oktober | 16° | 5° | 105 mm | ★★★☆☆ |
| november | 7° | -2° | 20 mm | ★★★☆☆ |
| desember | 5° | -4° | 15 mm | ★★★☆☆ |
Klima type: Kontinental. Kilde: Open-Meteo archive (ERA5).
Recent extremes in San Juan County
Høyest and lowest readings observed in the last 3 years of reanalysis data - not all-time records.
How San Juan County compares med nearby places
Annual averages, and the difference against San Juan County.
| Place | Distance | Avg temp | vs here | Annual rain |
|---|---|---|---|---|
| manument Valley | 75 km | 14°C | +5°C warmer | 154 mm |
| Canyonlands National Park | 78 km | 15°C | +5°C warmer | 127 mm |
| Dead Horse Point State Park | 95 km | 13°C | +4°C warmer | 188 mm |
| Moab | 108 km | 16°C | +6°C warmer | 200 mm |
| Grand County | 108 km | 16°C | +6°C warmer | 200 mm |
Beste tid å besøke San Juan County
Go in mai, juni, juli and september. These months score highest on comfortable temperatures, low rainfall and useful daylight.
Hardest months: januar, februar and desember - expect the least comfortable mix of heat, cold or rain.
What this means for San Juan County
Today is much colder than average for september. The forecast high of 13°C is 8.7°C below the 22°C typical for this month.
A 60% chance means rain is expected over most of the area. Plan indoor alternatives.
Wet roads are likely; braking distances roughly double in heavy rain.
Northern Hemisphere, so peak summer falls in juni til august.
The gap between the warmest and coldest month averages 25°C.
What til pack, what til skip
- Layers - the daily swing is 14°C, so mornings feel nothing like afternoons
- If your dates are flexible, avoid januar, februar and desember - historically the least comfortable months here.
Sammendrag
San Juan County is a county in Utah. San Juan County is a county in the United States. Befolkningen er rundt 14.500.
Akkurat nå er det 12°C (53°F) in San Juan County med overskyet. Det føles som 9°C. I dag varierer temperaturen mellom 9°C til 13°C. Sannsynligheten for nedbør er 60%. Sightseeing conditions score 7.3/10 - gode forhold.
Beste tidspunkt å besøke San Juan County is mai, juni, juli and september. Klimaet er continental. januar, februar and desember tend til be the least comfortable months. juli is the warmest month med average highs near 29°C, while januar is the coldest med lows near -7°C.
The closest major airport is Salt Lake City International Airport (SLC), about 399 km away. Nearby highlights include manument Valley, Canyonlands National Park, Dead Horse Point State Park and Arches National Park.
Kort sagt. Today is much colder than average for september. The forecast high of 13°C is 8.7°C below the 22°C typical for this month. The best window til be outside is roughly 12 PM til 3 PM, when temperature, rain chance and wind line up best. fishing is the strongest bet in San Juan County today at 8.9/10. Wet roads are likely; braking distances roughly double in heavy rain.
Compiled from this page's own data: atlas facts plus live Open-Meteo readings.
Quick facts about San Juan County
| Type | County |
|---|---|
| State | Utah |
| Land | USA |
| Kontinent | Nord-Amerika |
| Koordinater | 37°37′30″N 109°47′60″W (37.625, -109.8) |
| Befolkning | 14.500 |
| Lokal tid | 6:03 PM (UTC-06:00) |
| Best months | mai, juni, juli and september |
| Klima | Kontinental |
Vær map for San Juan County
Animated model layers. Pick a layer til load it.
Animated layers by Vindy. For pin-level detail and nearby places, see the interactive map below.
Explore San Juan County
Every topic we hold for this place, and the same topic for the places around it.
Klima 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 Nord-Amerika.
What is the weather like in San Juan County akkurat nå?
It is currently 12°C (53°F) med overskyet. Luftfuktighet is 81% and wind is 19 km/h.
When is the best time til visit San Juan County?
mai, juni, juli and september offer the most comfortable conditions in San Juan County, which has a continental climate. januar, februar and desember 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 6:03 PM.
How many people live in San Juan County?
San Juan County has a population of approximately 14.500.
What is the nearest airport til San Juan County?
The closest airports are Salt Lake City International Airport (SLC), 399 km away.
What are the top things til do in San Juan County?
Popular options include manument 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. |
|---|---|
| Værmelding 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 Vær 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 september 30, 2026 at 6:03 PM local time. Live blocks refresh every 15 minutes; climate averages monthly.
