Latvia Exports of hydrometers, thermometers, pyrometers, barometers, hygrometers to Oman was US$19.39 Thousand during 2018, according to the United Nations COMTRADE database on international trade. Latvia Exports of hydrometers, thermometers, pyrometers, barometers, hygrometers to Oman - data, historical chart and statistics - was last updated on May of 2024.