The temperature loggers market is valued at USD 2.2 billion in 2025 and is expected to reach USD 3.9 billion by 2035, registering a CAGR of 5.7% during the forecast period. USB temperature loggers are projected to dominate the market with a 33.9% share in 2025. The pharmaceuticals & biotechnology sector is anticipated to hold 40.7% of the market in 2025.