Testing a set of two Radioprobes in INRIM (Istituto Nazionale di Ricerca Metrologica, Andrea Merlone, Chiara Musacchio, Coppa Graziano) by Complete group (Shahbozbek Abdunabiev, Mina Golshan, Daniela Tordella, Andrea Caporali) in comparison with a weather permanent station containing a Vaisala probe located in the INRIM campus. The objective of the experiment was sensor calibration, and the effect of the radio probe enclosure inside the biodegrable balloon with respect to a configuration where the radio probe is suspended out of the balloon.