Sion, BC
British Columbia
Sion is a small town in British Columbia with a population of 658.
Population source: Wikidata (dated census and official estimates), GeoNames. Climate: WorldClim 2.1 normals (1970-2000), NASA POWER. Updated August 2026
Discover Sion, BC
Explore over 40 sections covering people, economy, housing, health, crime, climate, community, costs, trends, schools, colleges, hospitals, treatment centers, industries, museums, libraries, breweries, farmers markets, grocery stores, pharmacies, campgrounds, parks, trails, stadiums, ski resorts, daycare centers, nursing homes, churches, fire stations, cell towers, bridges, power plants, EV stations, prisons, radio stations, airports, police stations, post offices, Amtrak stations, superfund sites, UNESCO sites, and more.
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How Sion Compares to the U.S. Average (100% = U.S. avg)
People
Climate
Temperature
| Annual Average | 43.4°F |
| 20% below US avg | |
| January Average | 22°F (-5°C) |
| July Average | 64°F (18°C) |
Geography
| Elevation | 1,795 ft (547 m) |
| Area | 817.7 sq mi (2,117.9 km²) |
| Population Density | 1/sq mi |
| Coordinates | 49.0168°N, 118.4921°W |
| Timezone | America/Vancouver |
Precipitation & Snow
Air Quality
Tsunami History
9 tsunamis recorded within 500 km. Highest wave on record: 19.8 m (65 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1952 | COLUMBIA RIVER VALLEY, WA | Meteorological | 19.8 m | - | 56 km |
| 1949 | COLUMBIA RIVER VALLEY, WA | Meteorological | 19.8 m | - | 133 km |
| 2024 | COLUMBIA RIVER VALLEY, WA | Meteorological | 14.3 m | - | 56 km |
| 1944 | COLUMBIA RIVER VALLEY, WA | Meteorological | 9.1 m | - | 56 km |
| 2009 | COLUMBIA RIVER VALLEY, WA | Meteorological | 9.0 m | - | 139 km |
| 1953 | COLUMBIA RIVER VALLEY, WA | Meteorological | 4.8 m | - | 56 km |
| 2009 | COLUMBIA RIVER VALLEY, WA | Meteorological | 3.6 m | - | 127 km |
| 1953 | COLUMBIA RIVER VALLEY, WA | Meteorological | - | - | 56 km |
| 1952 | COLUMBIA RIVER VALLEY, WA | Meteorological | - | - | 56 km |
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 22°F (-5°C) | 2.2 in | Coldest |
| February | 28°F (-2°C) | 1.6 in | |
| March | 36°F (2°C) | 1.6 in | |
| April | 44°F (6°C) | 1.7 in | |
| May | 52°F (11°C) | 2.2 in | |
| June | 58°F (15°C) | 2.4 in | |
| July | 64°F (18°C) | 1.5 in | |
| August | 64°F (18°C) | 1.5 in | Warmest |
| September | 55°F (13°C) | 1.3 in | Driest |
| October | 43°F (6°C) | 1.4 in | |
| November | 32°F (-0°C) | 2.3 in | |
| December | 23°F (-5°C) | 2.6 in | Wettest |
Sion has a seasonal temperature swing of 42°F / from 22°F in January to 64°F in August. Total annual precipitation is 22.3 inches, with December being the wettest month (2.6") and September the driest (1.3").
Radio Stations near Sion
3 stations within ~55 km.
| Station | Genre | Quality | |
|---|---|---|---|
| CKGF 102.3 "Juice FM" Grand Forks, BC | adult hits | MP3 96 kbps | |
| 102.3 Juice FM Grand Forks BC | - | MP3 96 kbps | |
| 94.1 Juice FM | - | AAC+ 57 kbps |
Museums in Sion
| Name | Type | Address | Phone | Annual Revenue |
|---|---|---|---|---|
| HUSKY AUTO & TRUCK MUSEUM | HISTORIC PRESERVATION | 17812 W HIGHWAY 21 | 5097753521 | |
| Greenwood Museum |
Libraries in Sion
| Name | Address | Staff | Annual Visits | Circulation | Collection | Programs |
|---|---|---|---|---|---|---|
| Grand Forks & District Public Library | 0.0 | |||||
| Greenwood Public Library | 0.0 |
Farmers Markets in Sion
| Name | Address | Season | Hours | Organic | Website |
|---|---|---|---|---|---|
| Grand Forks Farmers’ Market |
Ski Resorts Near Sion
2 ski resorts within range.
| Resort | Slopes (km) | Lifts | Peak (m) | Price | Season | Night | Park |
|---|---|---|---|---|---|---|---|
| Red Mountain Resort | 0.0 | - | - | $0 | - | - | - |
| Paulson Cross-Country Recreation Site | 0.0 | - | - | $0 | - | - | - |
Cell Towers in Sion
| Address | Structure Type | Height (ft) |
|---|---|---|
| Franson Peak (102756) | LTOWER | 18 |
| Franson Peak (102756) | LTOWER | 18 |
| Franson Peak (102756) | LTOWER | 18 |
| Franson Peak (102756) | LTOWER | 18 |
Airports Near Sion
17 airports within the area.
| Airport | IATA | Type |
|---|---|---|
| Grand Forks Airport | ZGF | Medium Airport |
| Avey Field State/Laurier Airport | - | Small Airport |
| Bluecreek Airport | - | Small Airport |
| Chewelah Municipal Airport | - | Small Airport |
| Colville Municipal Airport | - | Small Airport |
| Crown Creek Ranch Airport | - | Small Airport |
| Eagle's Nest Airport | - | Small Airport |
| Ferry County Airport | - | Small Airport |
| Flat Creek Field | - | Small Airport |
| Hart Ranch Airport | - | Small Airport |
| Magee Creek Aerodrome | - | Small Airport |
| Midway Airport | - | Small Airport |
| Rickey Creek Airport | - | Small Airport |
| Schmidt Ranch Airport | - | Small Airport |
| Smith Airport | - | Small Airport |
| Sourdough Airport | - | Small Airport |
| Zema Private Airport | - | Small Airport |
Frequently Asked Questions About Sion
What is the population of Sion?
Sion has a population of 658 residents and is located in British Columbia. The population density is 1 people per square mile, spread across 817.7 square miles.
What is the weather like in Sion?
Sion has a cool climate with an average annual temperature of 43°F (6°C). Winter temperatures average 22°F in January, while summers reach an average of 64°F in July. Annual rainfall totals 22.3 inches, with 10.3 inches of snow.
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