January in Pharr averages a daily high of 22.7°C with nights around 10.8°C. Expect roughly 5.6 wet days totalling 17.7mm. Comfortable conditions for being outdoors all day.
Across the year, the best time to visit Pharr is November–March.
Based on MCALLEN MILLER INTERNATIONAL AIRPORT, TX US (6.3km), 1995–2024. 30 years of January data.