Birth_month	Temperature	avg_crawling_age
January	66	29.84
February	73	30.52
March	72	29.7
April	63	31.84
May	52	28.58
June	39	31.44
July	33	33.64
August	30	32.82
September	33	33.83
October	37	33.35
November	48	33.38
December	57	32.32