Seasonal and Weather Effects on Rheumatoid Arthritis: Myth or Reality?

Table 1

Average means of meteorological parameters of the three seasons during the study time.

	Winter	Spring	Summer
Temperature (°C) (minimum/maximum)	10/15	15.9/19.5	24.5/32.7
Precipitation (mm per day)	1.2	3.14	0.08
Humidity (%)	58.1	71	49.7
Barometric pressure (Mb)	1023.9	1016.4	1016.9
Wind speed (m/s)	4.1	6.1	5.9

All variables are given as means.