FROST Station : RIO PIEDRAS EXP STN, PR8306 Start yr. - 1961 End yr. - 1990 Requested years of data: 30 Available years of data: 30 Spring: Years of missing data 24 deg = 3, 28 deg = 3, 32 deg = 3 Years with no occurrence 24 deg = 27, 28 deg = 27, 32 deg = 27 Data years used 24 deg = 27, 28 deg = 27, 32 deg = 27 Fall: Years of missing data 24 deg = 3, 28 deg = 3, 32 deg = 3 Years with no occurrence 24 deg = 27, 28 deg = 27, 32 deg = 27 Data years used 24 deg = 27, 28 deg = 27, 32 deg = 27 ------------------------------------------------------------------------ | Temperature ---------------------------|-------------------------------------------- Probability | 24F or lower | 28F or lower | 32F or lower | ---------------------------|--------------|--------------|-------------- | | | Last freezing temperature | | | in spring: | | | | | | 1 year in 10 later than-- | ---------- | ---------- | ---------- | | | 2 year in 10 later than-- | ---------- | ---------- | ---------- | | | 5 year in 10 later than-- | ---------- | ---------- | ---------- | | | First freezing temperature | | | in fall: | | | | | | 1 yr in 10 earlier than-- | ---------- | ---------- | ---------- | | | 2 yr in 10 earlier than-- | ---------- | ---------- | ---------- | | | 5 yr in 10 earlier than-- | ---------- | ---------- | ---------- | | | ------------------------------------------------------------------------