All districts receive the greatest amount of rainfall in the season from November through March, during which time tropical cyclones (hurricanes) are also experienced perhaps once every two years.
The greatest amount of rainfall during the six-day period of October 3 to 8 was registered at Rio Portugues in Ponce, with 17.86 inches recorded.
The warmest months are July and August which have average highs of 9.8 C and 9.3 C respectively and are the only months of the year in which the average lows are above 1 C, both at 3.3 C. Precipitation is very low in Sisimiut, with the greatest amount of rainfall occurring in the second half of the year, between July and December, with August and September being the wettest months.
For several days, Nicole and its precursor disturbance brought great amounts of rainfall to much of Jamaica; a maximum total of 37.42 inches (940 mm) was recorded in Belleisle, Westmoreland Parish from September 26 to 30.
Large amounts of rainfall can pose a problem, with lush grasses causing bloat.
A greater intensity rainfall will render lesser time for rain water to stay over the land surface, leading to a lesser amount of infiltration, and consequently, a greater amount of direct runoff.
A logistic modelling exercise indicated that windthrown mortality was strongly associated with greater amounts of warm season (summer) rainfall in the SRZ, higher wind speeds, and leptosols.
The distribution of malleefowl within the Western Australian wheatbelt was associated with landscapes that had lower rainfall, greater amounts of mallee and shrubland that occur as large remnants, and, lighter soil surface textures.
