1987 - monthly  - mean of NNR daily vapor pressure at 2 meters (hPa); S.-H. Wang, OSU
BasinID	Name	01	02	03	04	05	06	07	08	09	10	11	12
0	Pan Arctic Basins	1.5	1.6	2.1	3.9	6.8	10.0	12.6	10.7	7.0	3.8	2.0	1.7
2	Asia	1.1	1.4	1.8	3.7	7.2	10.4	14.3	12.3	7.0	3.5	1.4	1.4
4	Europe	2.1	2.4	3.4	4.6	7.8	11.9	12.8	11.0	8.7	6.0	3.2	2.8
5	Greenland	1.1	0.6	0.7	1.2	2.8	4.8	4.8	4.0	2.2	1.1	1.0	0.7
8	North America	2.0	2.0	2.5	4.6	7.1	10.3	12.1	10.3	7.9	4.4	2.7	2.1
9999	WALE	2.7	2.5	2.6	3.7	6.1	9.2	11.4	10.2	6.4	4.6	2.7	2.3