St. Joseph, MO Received 6.3 Inches of Snow (Latest Recorded Event)
St. Joseph, MO typically averages 20-25 inches of snow annually, with single storms ranging from 1-8 inches. The most recent significant snowfall (2023-2024 season) recorded 6.3 inches in a single event. Historical extremes include 12+ inches in rare blizzards. Seasonal totals vary yearly based on weather patterns.
Recent Snowfall Totals (2020-2024)
- 2023-2024: 6.3" (single storm), 18.7" (seasonal total)
- 2022-2023: 4.5" (largest storm), 15.2" (seasonal)
- 2021-2022: 8.1" (single event), 22.4" (seasonal)
- 2020-2021: 3.9" (largest storm), 12.8" (seasonal)
Comparison: Average vs. Extreme Snowfall
| Metric | Average Annual | Light Year | Heavy Year | Record Single Storm |
|---|---|---|---|---|
| Total Snowfall | 20-25" | 8-12" | 30-40" | N/A |
| Largest Storm | 3-6" | 1-2" | 8-12" | 15.5" (1973) |
| Snow Days (1"+) | 10-15 | 5-8 | 20+ | N/A |
Factors Affecting Snowfall Amounts
- Lake-Effect Influence: Minimal, but moisture from nearby rivers can enhance totals.
- Storm Tracks: Systems moving from the Rockies or Gulf bring heaviest snow.
- Temperature Fluctuations: Near-freezing temps often mean mix of snow/ice, reducing accumulations.
- Elevation: Slightly higher areas (e.g., northern hills) may see 10-15% more snow.
When Does St. Joseph Get the Most Snow?
- December-February: Peak months, accounting for 70% of annual snowfall.
- November/March: Light accumulations (1-3" per event).
- April: Rare, but trace amounts occur ~1 year in 5.
How to Check Real-Time Snow Totals
- Use NOAA's National Weather Service for official reports.
- Check local airport (STJ) measurements for precise data.
- Community platforms (e.g., CoCoRaHS) provide hyperlocal volunteer reports.