Jordan’s climate is arid and moderate in temperature. Winter temperatures in Amman average around 7 – 10 ° C in January, with July temperatures reaching 23 - 27° C. Average annual rainfall varies from less than 50 mm to over 600 mm in certain parts of the country. Amman, at over 950 meters elevation, is known for its cool, dry nights even in full summer.
Land in Jordan can be divided into four Agri-climatical. This division is based annual average rainfall
Table 1: Agri-climatical zone in Jordan
Climatic Zone
|
Average Annual
Rainfall
(mm)
|
Area
(million Du)
|
Area
(in % of total)
|
Desert (Badia)
|
<200
|
80.3
|
90.5
|
Arid
|
200-300
|
4.9
|
5.5
|
Semi-Arid
|
300-400
|
1.7
|
1.9
|
Semi-Humid
|
>400
|
1.9
|
2.1
|
Total
|
|
88.8
|
100
|
Source: Ministry of Agriculture, Annual Report,2007
|