Table 1 Classification of precipitation levels.

From: Diurnal Variations of Summer Precipitation Linking to the Topographical Conditions over the Beijing-Tianjin-Hebei Region

 

Light rain

Moderate rain

Heavy rain

Very heavy rain

Hourly precipitation (mm/h)

0.1–2.5

2.5–8.0

8.0–16.0

>16.0