Monitored days with good air quality
75.9%
2025 · U.S. EPA AirData
Acres burned per year
≈ 25,000
Area in drought (D1–D4), yearly average
23.2%
2025 · U.S. Drought Monitor
Total withdrawals
≈ 7.0 B gal/day
Energy-related CO₂ emissions
117
2021 · U.S. EIA State Energy Data System
Average annual temperature
56.5
2025 · NOAA National Centers for Environmental Information
Air Quality
Pollution levels.
Monitored days with good air quality
75.9%
2025 · U.S. EPA AirData
Monitored days unhealthy for sensitive groups or worse
0.8%
2025 · U.S. EPA AirData
Average PM2.5
8.4 µg/m³
Rank
Slightly worse than average
Monitored days with good air quality
1990–202575.9%
U.S. EPA AirData, Annual AQI by County, all monitored Missouri counties.
Monitored days unhealthy for sensitive groups or worse
1990–20250.8%
U.S. EPA AirData, Annual AQI by County (AQI above 100).
| Indicator | Missouri | U.S. |
|---|---|---|
| PM2.5 (µg/m³) | 8.4 | 8 |
Wildfires
Fire activity.
Acres burned per year
≈ 25,000
Risk level
Low to moderate
Main type
Grass & brush fires
Drought
Dry conditions.
Area in drought (D1–D4), yearly average
23.2%
2025 · U.S. Drought Monitor
Area in extreme or exceptional drought (D3–D4)
0.3%
2025 · U.S. Drought Monitor
Share of area in drought
8%
Trend
Recurring summer drought
Area in drought (D1–D4), yearly average
2000–202523.2%
U.S. Drought Monitor (NDMC / USDA / NOAA), average of weekly maps.
Area in extreme or exceptional drought (D3–D4)
2000–20250.3%
U.S. Drought Monitor (NDMC / USDA / NOAA), average of weekly maps.
Water Usage
Water withdrawals.
Total withdrawals
≈ 7.0 B gal/day
Public supply
≈ 800 M gal/day
Main sources
Missouri & Mississippi rivers
Emissions
Greenhouse gases.
Energy-related CO₂ emissions
117
2021 · U.S. EIA State Energy Data System
Transportation CO₂ emissions
37.2
2021 · U.S. EIA State Energy Data System
CO2 emissions per capita
19.0 t
Rank
Above the U.S. average
Main source
Coal-fired power
Energy-related CO₂ emissions
1970–2021117▲ 35%
U.S. EIA State Energy Data System, all sectors and fuels (FRED EMISSCO2TOTVTTTOMOA).
Transportation CO₂ emissions
1970–202137.2▲ 35%
U.S. EIA State Energy Data System, transportation sector (FRED EMISSCO2TOTVTCTOMOA).
| Indicator | Missouri | U.S. |
|---|---|---|
| CO2 per capita (tonnes) | 19 | 14.7 |
Climate Indicators
Temperature and rainfall.
Average annual temperature
56.5
2025 · NOAA National Centers for Environmental Information
Annual precipitation
38.1
2025 · NOAA National Centers for Environmental Information
Avg. temperature change
+1.0 °C since 1900
Extreme rainfall
Increasing
Average annual temperature
1895–202556.5▲ 7%
NOAA National Centers for Environmental Information, Climate at a Glance, statewide January–December average.
Annual precipitation
1895–202538.09▼ 8%
NOAA National Centers for Environmental Information, Climate at a Glance, statewide January–December total.