Weather in Laredo in May

A hard month. May is a hard month in Laredo, and worth planning around. Daytime highs average 35.6 °C and the afternoon is not negotiable — outdoor plans move to early morning or evening.

May ranks 8 of 12 in Laredo: past the worst of the year but short of February, which is the month to book if the dates are open.

Rain on 8 days, 3 of them heavy. Enough to need a plan B, not enough to need a plan around it. Pack for heat management rather than style: shade, water, and a schedule that gives up on the middle of the day.

What the averages hide

Averages flatten a month, and this one hides a few things: 18 days clear 35 °C, so a serious heatwave is normal rather than notable. Across the twenty years measured, the hottest May day reached 44.2 °C and the coldest night fell to 8.5 °C, and the wettest single day dropped 32 mm — roughly 47% of the month's rain in one day.

May is moderately variable: 23 mm in the driest year against 141 mm in the wettest, around an average of 68 mm. Roughly two Mays in three land near that average, and the third does something else entirely.

Wind is light at 14.1 km/h, so the temperature on the page is close to the temperature on your skin, and humidity is unremarkable at 60%.

How May sits in the year

The month is on the way up: 2.5 °C warmer than April, and June adds another 2.1 °C. Late in the month feels noticeably different from the start of it, which is worth knowing if the trip is short.

Daylight in May

May is at or near the longest days of Laredo's year: 13.5 hours of daylight, gaining 0.6 hours across the month. Evenings are the real gain — dinner outdoors still happens in full light.

An inland climate

With no coast nearby, the year swings a fair way — 29.9 °C between the warmest afternoons and the coldest nights, wider than any coastal city at this latitude would manage.

How busy it gets

Off season. The genuine off season: cheapest by a distance, with the caveat that some tours and restaurants close entirely.

Crowd levels are estimated from climate desirability and school-holiday calendars, not from visitor numbers.

May in Laredo versus nearby

If Laredo is one option among several, the nearby comparison is worth making. Corpus Christi is a better bet in May — 3.7 °C cooler, the same number of rain days. Monterrey is close enough to be a coin toss — within a degree on temperature, 2 days more rain.

So: May is a compromise. February is 50 points better and is what Laredo is actually like at its best — worth moving the trip for if that is possible, and worth adjusting expectations for if it is not.

Every month in Laredo

See all twelve months in Laredo, or where else to go in May.