UK measurements

Atmosphere (not sight)

daily mean temperature, daily total sunshine, dialy maximum relative humidity, daily mean pressure

Visual

Daily total sunshine, cloud cover, daily mean visibility

Rain

Daily total rainfall

Wind

Daily mean windspeed, Daily maximum gust, wind/gust directions

daily mean windspeed units

integar knots or beafort

Most common beaufort scale rating

light

ratings on beaufort scale

calm, light breeze, moderate breeze, fresh breeze strong breeze, gale, storm hurricane etc

daily maximum gust units

Integar knots

Cardinal wind directions

compass points

Bearing wind directions

minimum direction bearing

360

what does wind direction describe

which direction the wind is blowing from

typical range for uk temperature

5-24 C

Daily total rainfall units

mm

Temperature units

degrees C to 1 decimal place

Normal daily total rainfall range

0-20mm

Shape of daily total rainfall

not symmetrical, many around zero

Daily total sunshine units

hours to one decimal place

Normal sunshine range

0-roughly 14 hours

What humidity percentage is USUALLY fog

95%

Cloud cover units

Oktas integar only

Humidity

Percentage

Typical humidity range

70-100%

Daily mean visibility units

Dm decametre nearest 100

What is a decametre

10m

Daily mean visibility range

200-4000Dm

Daily Mean pressure units

Hectopascals hPa

typical range of pressure

around 1000 hPa

typical windspeed in knots

3-10

Typical max gust

8-50kn

typical beafort

light to moderate