Laredo averages 169.4 days a year above 90°F, with September the wettest month at 3.64 in of normal rain. The hottest day on record was 115°F on Jun 19, 2023; the coldest, 18°F on Feb 15, 2021. The single biggest 24-hour rain event recorded was 6.82 in on Aug 15, 2022.
Climate and Average Weather Year Round in Laredo
Year-round temperature
In Laredo, the warmest months are June through September, with average daily highs between 94°F and 101°F. The coldest stretch runs December through February, with highs between 68°F and 74°F and overnight lows reaching 47°F.
Rainfall through the year
Rainfall in Laredo averages 1.8 in per month over the long run. September is the wettest at 3.6 in, while February is the driest at 0.8 in.
Days at 90 °F or hotter
Laredo averages 169.4 days per year at 90 °F or hotter. The hottest year on record saw 224 such days (2025); the coolest just 26 (2011).
Precipitation this year
As of May 29, Laredo has received 4.7 in of precipitation this year — 36% below the long-term normal for this point in the year (7.4 in).