Screening tests can help tell parents-to-be whether the fetus may be at high or low risk of having a chromosomal abnormality, but the only way to actually know if the baby will be born with a problem in its genetic makeup is by doing diagnostic testing, according to the National Institutes of Health (NIH).
The weather averages only tell you a general story of what weather to expect; in reality you can get a cool, wet summer period or a particularly mild winter. Weather from year to year is different. There is not much âfreak weatherâ that threatens Paris, but the summer of 2003 saw a heat wave killing many elderly.
Howerver, we can say that (from the worst to the best time of year): 1  January, February and March are to avoid if possible because of the rain. 2  April, November and December are a good compromise between an almost warm temperature and a nice weather. 3  May and October offer a nice weather with cool temperatures.