Laplace weather in January

In January, Laplace sees average daytime highs of 61°F and overnight lows near 47°F, with 4.7 in of rain across 9.7 wet days and about 10.3 hours of daylight. It is the 12th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 61°F through the month. The sky is clear or mostly clear about 35% of the time in January, and the air most often feels dry.

Daylight stretches from about 10 h 06 min at the start of January to 10 h 30 min by month's end. Set against the rest of the year, January is Laplace's 8th-clearest and 1st-windiest month. For the whole year in context, see Laplace's year-round climate.

Daytime high
61°
12th warmest
Overnight low
47°
1st coldest
Rainfall
4.7 in
9.7 wet days
Daylight
10 h 18 min
7:03 AM – 5:19 PM
Cloud cover
57%
8th clearest
Wind
9 mph
1st windiest
Solar energy
2.93 kWh/m²
Travel score
5.2
out of 10

Laplace is unincorporated suburban community and census-designated place in St. John the Baptist Parish, Louisiana, United States.

Density
523/km²
people per km²

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 61°F through the month.

A typical January day in Laplace reaches about 61°F in the afternoon and slips back to 47°F overnight — a 14°F spread between the day's warmth and the night's chill. On most days the high lands between 49°F and 72°F. Set against its neighbours, January runs about 2°F cooler than December and about 3°F cooler than February.

30°40°50°60°70°80°151015202531
Avg high (°F)Avg low (°F)
16148
26148
36148
46148
56147
66147
76147
86147
96147
106147
116147
126147
136147
146147
156147
166147
176147
186147
196147
206147
216147
226247
236247
246247
256247
266247
276247
286247
296248
306248
316248

How January really feels in Laplace

Once humidity and wind are folded in, January averages 0 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
0
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Laplace weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan61° / 47°4.79.710.35.2
Feb65° / 50°4.59.310.95.9
Mar70° / 56°4.59.511.86.7
Apr76° / 62°4.18.912.77.1
May83° / 69°3.99.513.56.1
Jun87° / 75°5.115.213.94.2
Jul88° / 77°5.61913.73.5
Aug88° / 77°5.918.613.13.6
Sep85° / 73°4.712.412.25.1
Oct78° / 64°3.68.211.37.3
Nov70° / 55°3.57.710.57.0
Dec63° / 49°4.09.410.15.8

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 12% of January, with mostly cloudy or overcast conditions the remaining 54%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14456
24456
34555
44555
54555
64555
74654
84753
94753
104852
114852
124951
134951
144951
154951
164951
174951
184951
194753
204753
214852
224852
234753
244654
254555
264555
274456
284456
294357
304357
314357

Chance of precipitation in January

Any precipitation

Laplace gets around 4.7 in of rain over 9.7 wet days in January. 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 33% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
131
231
331
431
531
631
730
830
930
1030
1130
1231
1331
1431
1531
1631
1731
1831
1931
2032
2132
2232
2332
2432
2532
2633
2733
2833
2933
3033
3132

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the dry band about 73% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
171111251
271111350
371111350
470121350
570121350
669121450
771121340
871121340
971121340
1072121240
1172121240
1272121240
1373121140
1473121140
1574121040
1674121040
1774121040
187512940
197512940
207512940
217612840
227612840
237612840
247612840
257612840
267612840
277612840
287612840
297612840
307612840
317612840

Wind in January

Winds average 9 mph in January, the windiest month of the year.

Across January, daily wind ranges from about 9 mph on the calmest days to 9 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
19light breeze
29light breeze
39light breeze
49light breeze
59light breeze
69light breeze
79light breeze
89light breeze
99light breeze
109light breeze
119light breeze
129light breeze
139light breeze
149light breeze
159light breeze
169light breeze
179light breeze
189light breeze
199light breeze
209light breeze
219light breeze
229light breeze
239light breeze
249light breeze
259light breeze
269light breeze
279light breeze
289light breeze
299light breeze
309light breeze
319light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 10 h 06 min at the start of January to 10 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over January. Sunrise moves from 7:02 AM to 6:59 AM, and sunset from 5:08 PM to 5:32 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.17:025:08
210.17:025:09
310.17:035:09
410.17:035:10
510.17:035:11
610.17:035:11
710.17:035:12
810.27:035:13
910.27:045:14
1010.27:045:14
1110.27:045:15
1210.27:045:16
1310.27:045:17
1410.27:045:17
1510.27:035:18
1610.37:035:19
1710.37:035:20
1810.37:035:21
1910.37:035:21
2010.37:035:22
2110.37:035:23
2210.47:025:24
2310.47:025:25
2410.47:025:26
2510.47:015:27
2610.47:015:27
2710.57:015:28
2810.57:005:29
2910.57:005:30
3010.56:595:31
3110.56:595:32

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 2.93 kWh/m².

For context, solar energy here swings from a low near 2.69 kWh/m² to a high of 6.15 kWh/m² in May across the year — January's 2.93 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
12.6Moderate
22.7Moderate
32.7Moderate
42.7Moderate
52.7Moderate
62.7Moderate
72.8Moderate
82.8Moderate
92.8Moderate
102.8Moderate
112.9Moderate
122.9Moderate
132.9Moderate
142.9Moderate
152.9Moderate
163.0Moderate
173.0Moderate
183.0Moderate
193.0Moderate
203.0Moderate
213.0Moderate
223.1Moderate
233.1Moderate
243.1Moderate
253.1Moderate
263.1Moderate
273.1Moderate
283.2Moderate
293.2Moderate
303.2Moderate
313.2Moderate
Planning a trip in January

Hazard calendar for Laplace

In seasonPeak

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

Laplace 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 January a good time to visit Laplace?

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

5.2
Sightseeing
8th-best month of the year
0.9
Beach & pool
12th-best month of the year

January is a reasonable time to visit Laplace for sightseeing.

What to pack for Laplace in January

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

In January, Laplace sees daytime highs around 61°F and nights near 47°F. Worth packing: a warm layer and rain gear. About 10 days see rain.

a warm layerrain gear

Sea temperature near Laplace in January

The nearest coast averages about 58°F in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea offshore is warmest in August at about 86°F and coldest in January near 58°F.

It's comfortable for a long swim from Apr 5 to Nov 14 — about 7.4 months when the water holds above 68°F.

60°70°80°90°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan58Bracing
Feb58Bracing
Mar64Cool
Apr71Refreshing
May78Warm
Jun84Tropical
Jul86Tropical
Aug86Tropical
Sep83Tropical
Oct76Warm
Nov67Cool
Dec61Cool

UV index in Laplace in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Laplace peaks around July 12 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 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 12UV 10Dec 19UV 4
UV index (midday)Level
Jan4Moderate
Feb6High
Mar7High
Apr10Very high
May10Very high
Jun10Extreme
Jul10Extreme
Aug9Very high
Sep8Very high
Oct6High
Nov5Moderate
Dec4Moderate

Air quality in Laplace in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Laplace is worst in July — around 23 µg/m³ PM2.5 (moderate), about 2.5× the cleanest month (January, 9 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1623 µg/m³Jan 199 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb10Good
Mar11Good
Apr11Good
May15Moderate
Jun20Moderate
Jul23Moderate
Aug19Moderate
Sep14Moderate
Oct12Good
Nov11Good
Dec10Good
Location & terrain

Where is Laplace?

Laplace sits at 30.1°N, 90.5°W, 10 ft above sea level, in United States. The nearest listed city is Kenner, 15 mi away.

Topography around Laplace

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

Within 2 miles, the terrain around Laplace has only modest variations in elevation — a maximum elevation change of 72 ft around an average of 13 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 95 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 295 ft.

The land around Laplace is covered by trees (31%), grassland (28%) and artificial surfaces (20%) within 2 miles, trees (46%) and water (27%) within 10 miles, and trees (46%) and water (22%) within 50 miles.

2 miles
72 ft
10 miles
95 ft
50 miles
295 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
January weather nearby: Kenner 15 mi · Metairie Terrace 20 mi · Metairie 21 mi · New Orleans 25 mi · Marrero 25 mi · Harvey 27 mi · Estelle 27 mi · Gretna 28 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 Laplace (30.067°, -90.4815°, elevation 10 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).