Yes, to do so tap "More" then the settings gear icon in the upper left.
Tap "Wind" in the Units area to select between:
- Miles per hour (mph)
- Kilometers per hour (km/h)
- Meters per second (m/s)
- Knots (kn)
- Beaufort Scale
Tap "Pressure" in the Units area to select between:
- Inches of mercury ("")
- Millibars (mb)
- Millimeters of mercury (mm)
- Atmosphere (atm)
- Kilopascal (kPa)
Tap "Distance" in the Units area to select between:
- Miles (mi)
- Kilometers (km)