Weather in Baton Rouge in June

A hard month. June is a hard month in Baton Rouge, and worth planning around. You should expect rain on 18 days of the month, which is more days wet than dry.

June ranks 10 of 12 — near the bottom of Baton Rouge's year. November is the month that works, and the swing between the two is 42 points, which is a different holiday rather than a slightly better one.

Rain on 18 days, 5 of them heavy. Enough to need a plan B, not enough to need a plan around it. Pack for 32.6 °C days and 22.5 °C nights; the spread matters more here than any single number.

What the averages hide

Averages flatten a month, and this one hides a few things: 7 days clear 35 °C, so a serious heatwave is normal rather than notable. Across the twenty years measured, the hottest June day reached 41.6 °C and the coldest night fell to 14.4 °C, and the wettest single day dropped 135 mm — roughly 81% of the month's rain in one day.

June is moderately variable: 40 mm in the driest year against 442 mm in the wettest, around an average of 166 mm. Roughly two Junes in three land near that average, and the third does something else entirely.

Wind is light at 4.6 km/h, so the temperature on the page is close to the temperature on your skin, and humidity runs at 76%, high enough to notice on the warm days without dominating them.

How June sits in the year

Temperatures hold steady either side: 30.1 °C in May, 32.6 here, 32.7 in July. Nothing about the timing within the month matters much. Rain is the thing that moves: July brings 5 days more of it, so the earlier half of a flexible trip is the safer half.

Daylight in June

June is at or near the longest days of Baton Rouge's year: 14.1 hours of daylight, holding steady all 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 — 28.5 °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.

June in Baton Rouge versus nearby

If Baton Rouge is one option among several, the nearby comparison is worth making. New Orleans is a better bet in June — 2.3 °C cooler, 1 day more rain. Jackson is a better bet in June — within a degree on temperature, 3 days less rain.

So: June is a compromise. November is 41 points better and is what Baton Rouge 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 Baton Rouge

See all twelve months in Baton Rouge, or where else to go in June.