New Iberia weather in May

In May, New Iberia sees average daytime highs of 84°F and overnight lows near 68°F, with 3.4 in of rain across 9.7 wet days and about 13.5 hours of daylight. It is the 5th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 81°F in the first days to 86°F by the end. The sky is clear or mostly clear about 46% of the time in May, and the air most often feels oppressive.

Daylight stretches from about 13 h 06 min at the start of May to 13 h 48 min by month's end. Set against the rest of the year, May is New Iberia's 3rd-clearest and 7th-windiest month. For the whole year in context, see New Iberia's year-round climate.

Daytime high
84°
5th warmest
Overnight low
68°
8th coldest
Rainfall
3.4 in
9.7 wet days
Daylight
13 h 30 min
5:18 AM – 6:49 PM
Cloud cover
48%
3rd clearest
Wind
8 mph
7th windiest
Solar energy
6.23 kWh/m²
Travel score
5.9
out of 10

New Iberia is seat of Iberia Parish, Louisiana, United States.

Density
1,055/km²
people per km²
Founded
1779

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 81°F in the first days to 86°F by the end.

A typical May day in New Iberia reaches about 84°F in the afternoon and slips back to 68°F overnight — a 15°F spread between the day's warmth and the night's chill. On most days the high lands between 78°F and 89°F. Set against its neighbours, May runs about 7°F warmer than April and about 5°F cooler than June.

50°60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18164
28165
38165
48165
58265
68266
78266
88266
98267
108367
118367
128367
138368
148368
158468
168468
178469
188469
198469
208569
218569
228570
238570
248570
258671
268671
278671
288671
298672
308772
318772

How May really feels in New Iberia

Once humidity and wind are folded in, May averages 5 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
5
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

The story in May is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

New Iberia weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan62° / 45°4.79.410.35.4
Feb65° / 49°4.18.610.96.1
Mar71° / 54°4.29.111.86.8
Apr77° / 61°4.18.612.77.1
May84° / 68°3.49.713.55.9
Jun88° / 74°4.614.513.93.9
Jul89° / 76°5.01813.73.3
Aug89° / 76°4.817.513.13.3
Sep87° / 71°4.212.212.24.7
Oct80° / 62°3.67.811.37.1
Nov71° / 52°3.47.710.57.1
Dec64° / 47°4.19.110.15.9

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 46% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 18% of May, with mostly cloudy or overcast conditions the remaining 36%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16436
26535
36535
46436
56436
66436
76436
86436
96337
106337
116436
126436
136436
146436
156535
166436
176436
186535
196535
206535
216535
226436
236436
246436
256337
266337
276238
286139
296139
306139
316040

Chance of precipitation in May

Any precipitation

New Iberia gets around 3.4 in of rain over 9.7 wet days in May, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 31% and peaks near 43% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202531
Rain chance (%)
126
226
326
426
526
626
726
826
926
1027
1127
1227
1328
1428
1529
1629
1730
1830
1931
2032
2133
2234
2335
2436
2537
2638
2739
2840
2941
3042
3143

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

Most of May feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, May lands in the oppressive band about 34% of days. Sticky, muggy-or-worse air turns up on roughly 69% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
118122428180
217122428190
316112429200
415112329210
515102330220
614102330230
71392231240
81292231250
91282132260
101182132270
111172033280
121071934290
131071834300
14971835310
15961735321
16861636331
17861536341
18761437351
19761337361
20651238371
21651238381
22551138401
23541038411
2444938432
2544938442
2634837462
2724836482
2823735503
2913733533
3013732534
3112730564

Wind in May

Winds average 8 mph in May.

Across May, daily wind ranges from about 7 mph on the calmest days to 8 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
18light breeze
28light breeze
38light breeze
48light breeze
58light breeze
68light breeze
78light breeze
88light breeze
98light breeze
108light breeze
118light breeze
128light breeze
138light breeze
148light breeze
158light breeze
168light breeze
177light breeze
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 06 min at the start of May to 13 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over May. Sunrise moves from 5:30 AM to 5:12 AM, and sunset from 6:39 PM to 6:58 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:306:39
213.25:296:39
313.25:286:40
413.25:276:41
513.25:276:41
613.35:266:42
713.35:256:43
813.35:246:43
913.35:236:44
1013.45:236:45
1113.45:226:45
1213.45:216:46
1313.45:206:47
1413.55:206:47
1513.55:196:48
1613.55:186:49
1713.55:186:49
1813.55:176:50
1913.65:176:51
2013.65:166:51
2113.65:166:52
2213.65:156:52
2313.65:156:53
2413.75:146:54
2513.75:146:54
2613.75:136:55
2713.75:136:56
2813.75:126:56
2913.75:126:57
3013.85:126:57
3113.85:126:58

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.23 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.72 kWh/m² to a high of 6.23 kWh/m² in May across the year — May's 6.23 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.1Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.3Intense
166.3Intense
176.3Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.3Intense
236.3Intense
246.2Intense
256.2Intense
266.2Intense
276.2Intense
286.2Intense
296.2Intense
306.2Intense
316.1Intense
Planning a trip in May

Hazard calendar for New Iberia

In seasonPeak

None of New Iberia's seasonal hazards are active in May. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.

New Iberia sits in the Atlantic hurricane belt; the season peaks August–October.

Atlantic hurricane
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is May a good time to visit New Iberia?

Our two travel scores rate May for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

5.9
Sightseeing
6th-best month of the year
7.1
Beach & pool
2nd-best month of the year

May is a reasonable time to visit New Iberia for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for New Iberia in May

From May's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In May, New Iberia sees daytime highs around 84°F and nights near 68°F. Pack light clothes and sun protection. Worth having: rain gear. About 10 days see rain.

light clothessun protectionrain gear

Sea temperature near New Iberia in May

The nearest coast averages about 78°F in May — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 26 mi away) is warmest in August at about 86°F and coldest in January near 58°F.

It's comfortable for a long swim from Mar 29 to Nov 15 — about 7.6 months when the water holds above 68°F.

60°70°80°90°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan58Bracing
Feb60Cool
Mar65Cool
Apr72Refreshing
May78Warm
Jun84Tropical
Jul86Tropical
Aug86Tropical
Sep83Tropical
Oct76Warm
Nov68Cool
Dec62Cool

UV index in New Iberia in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in New Iberia peaks around July 13 at about 11 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 13UV 11Dec 20UV 4
UV index (midday)Level
Jan4Moderate
Feb6High
Mar7High
Apr10Extreme
May10Extreme
Jun10Extreme
Jul11Extreme
Aug9Very high
Sep8Very high
Oct6High
Nov5Moderate
Dec4Moderate

Air quality in New Iberia in May

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where May falls, not just the annual average.

Air quality in New Iberia is worst in July — around 22 µg/m³ PM2.5 (moderate), about 2.6× the cleanest month (February, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1521 µg/m³Feb 128 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb8Good
Mar10Good
Apr10Good
May14Moderate
Jun18Moderate
Jul22Moderate
Aug16Moderate
Sep12Good
Oct11Good
Nov10Good
Dec8Good
Location & terrain

Where is New Iberia?

New Iberia sits at 30.0°N, 91.8°W, 16 ft above sea level, in United States. The nearest listed city is Lafayette, 19 mi away.

Topography around New Iberia

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of New Iberia.

Within 2 miles, the terrain around New Iberia has only modest variations in elevation — a maximum elevation change of 75 ft around an average of 23 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 187 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 187 ft.

The land around New Iberia is covered by trees (35%), artificial surfaces (28%) and grassland (24%) within 2 miles, cropland (39%), trees (25%) and grassland (20%) within 10 miles, and trees (35%) and water (22%) within 50 miles.

2 miles
75 ft
10 miles
187 ft
50 miles
187 ft
treesgrasslandcroplandartificial surfaceswaterwetland
May weather nearby: Lafayette 19 mi · Opelousas 40 mi · Baton Rouge 48 mi · Prairieville 55 mi · Shenandoah 56 mi · Zachary 60 mi · Central 60 mi · Bayou Cane 69 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for New Iberia (30.0035°, -91.8187°, elevation 16 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).