Slidell weather in February

In February, Slidell sees average daytime highs of 62°F and overnight lows near 51°F, with 4.4 in of rain across 8.7 wet days and about 10.9 hours of daylight. It is the 10th-warmest and 7th-wettest month of the year here.

Highs climb over the month, from about 60°F in the first days to 64°F by the end. The sky is clear or mostly clear about 34% of the time in February, and the air most often feels dry.

Daylight stretches from about 10 h 36 min at the start of February to 11 h 18 min by month's end. Set against the rest of the year, February is Slidell's 8th-clearest and 4th-windiest month. For the whole year in context, see Slidell's year-round climate.

Daytime high
62°
10th warmest
Overnight low
51°
3rd coldest
Rainfall
4.4 in
8.7 wet days
Daylight
10 h 54 min
6:46 AM – 5:41 PM
Cloud cover
56%
8th clearest
Wind
9 mph
4th windiest
Solar energy
3.65 kWh/m²
Travel score
5.4
out of 10

Slidell is city in St. Tammany Parish, Louisiana, United States.

Density
32,119/km²
people per km²
Founded
1882

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

Temperature in February

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 60°F in the first days to 64°F by the end.

A typical February day in Slidell reaches about 62°F in the afternoon and slips back to 51°F overnight — a 11°F spread between the day's warmth and the night's chill. On most days the high lands between 53°F and 70°F. Set against its neighbours, February runs about 3°F warmer than January and about 6°F cooler than March.

30°40°50°60°70°80°151015202528
Avg high (°F)Avg low (°F)
16048
26048
36048
46049
56049
66049
76049
86049
96149
106149
116150
126150
136250
146251
156251
166251
176251
186352
196352
206352
216352
226453
236453
246453
256453
266453
276453
286453

How February really feels in Slidell

Once humidity and wind are folded in, February 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

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

Slidell weather by month

How February compares with the rest of the year at a glance. February is the 10th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan59° / 47°4.59.310.34.6
Feb62° / 51°4.48.710.95.4
Mar67° / 56°4.89.211.86.5
Apr73° / 63°3.88.712.77.1
May80° / 71°3.59.913.56.8
Jun85° / 76°4.91513.94.7
Jul87° / 78°5.118.113.84.0
Aug87° / 78°5.917.913.14.0
Sep83° / 74°4.712.512.25.5
Oct76° / 65°3.47.611.37.5
Nov67° / 55°3.3710.56.9
Dec61° / 50°4.09.110.15.2

Cloud cover in February

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 34% of the time in February.

Beyond those clear spells, partly cloudy skies cover about 14% of February, with mostly cloudy or overcast conditions the remaining 52%.

0%25%50%75%100%151015202528
Clearer (%)Cloudier (%)
14753
24753
34753
44753
54951
64951
74951
84951
95050
105050
115050
125050
135050
145050
154951
164951
174852
184951
194852
204852
214852
224852
234852
244852
254753
264753
274753
284852

Chance of precipitation in February

Any precipitation

Slidell gets around 4.4 in of rain over 8.7 wet days in February. 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 32% on the wettest days.

0%10%20%30%40%151015202528
Rain chance (%)
131
231
331
431
531
631
730
830
930
1030
1130
1229
1329
1429
1529
1630
1730
1830
1931
2031
2131
2231
2332
2432
2532
2632
2732
2832

Humidity in February

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, February lands in the dry band about 67% of days. Sticky, muggy-or-worse air turns up on roughly 6% of them.

0%25%50%75%100%151015202528
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
17812730
27812730
37712740
47612840
57612840
67612840
77512940
87313950
972131050
1072131050
1171131150
1269141160
1368141260
1467141360
1566141460
1664141561
1762151661
1861151761
1962141761
2061141861
2160141871
2259141971
2359141971
2458132081
2558132081
2658132081
2758132081
2858132081

Wind in February

Winds average 9 mph in February.

Across February, 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.

051015151015202528
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

Sunrise & sunset in February

DaylightNight

Daylight runs from about 10 h 36 min at the start of February to 11 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over February. Sunrise moves from 6:56 AM to 6:34 AM, and sunset from 5:29 PM to 5:51 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202528
Daylight (h)Sunrise (AM)Sunset (PM)
110.66:565:29
210.66:555:30
310.66:555:31
410.66:545:32
510.76:545:33
610.76:535:34
710.76:525:34
810.76:525:35
910.86:515:36
1010.86:505:37
1110.86:505:38
1210.86:495:39
1310.96:485:39
1410.96:475:40
1510.96:465:41
1610.96:465:42
1711.06:455:43
1811.06:445:43
1911.06:435:44
2011.06:425:45
2111.16:415:46
2211.16:405:47
2311.16:395:47
2411.26:385:48
2511.26:375:49
2611.26:365:50
2711.36:355:50
2811.36:345:51

Solar energy in February

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in February, about 3.65 kWh/m².

For context, solar energy here swings from a low near 2.72 kWh/m² to a high of 6.27 kWh/m² in May across the year — February's 3.65 kWh/m² falls in the middle.

012345151015202528
Solar energy (kWh/m²)Level
13.3Moderate
23.3Moderate
33.3Moderate
43.4Moderate
53.4Moderate
63.4Moderate
73.5Moderate
83.5Moderate
93.5Moderate
103.6Moderate
113.6Moderate
123.6Moderate
133.6Moderate
143.7Moderate
153.7Moderate
163.7Moderate
173.8Moderate
183.8Moderate
193.8Moderate
203.8Moderate
213.9Moderate
223.9Moderate
233.9Moderate
243.9Moderate
254.0Moderate
264.0Bright
274.0Bright
284.1Bright
Planning a trip in February

Hazard calendar for Slidell

In seasonPeak

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

Slidell 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 February a good time to visit Slidell?

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

5.4
Sightseeing
7th-best month of the year
1.1
Beach & pool
10th-best month of the year

February is a reasonable time to visit Slidell for sightseeing.

What to pack for Slidell in February

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

In February, Slidell sees daytime highs around 62°F and nights near 51°F. Worth packing: a warm layer and rain gear. About 9 days see rain.

a warm layerrain gear

Sea temperature near Slidell in February

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

The sea at the nearest coast (about 12 mi away) is warmest in August at about 86°F and coldest in January near 57°F.

It's comfortable for a long swim from Apr 5 to Nov 10 — about 7.2 months when the water holds above 68°F.

50°60°70°80°90°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan57Bracing
Feb58Bracing
Mar64Cool
Apr71Refreshing
May78Warm
Jun84Tropical
Jul86Tropical
Aug86Tropical
Sep83Tropical
Oct75Warm
Nov67Cool
Dec60Cool

UV index in Slidell in February

LowModerateHighVery highExtreme

Clear-sky midday UV in February peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Slidell 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 highVery highHighModerateJul 12UV 10Dec 19UV 4
UV index (midday)Level
Jan4Moderate
Feb6High
Mar6High
Apr10Very high
May10Very high
Jun10Very high
Jul10Extreme
Aug9Very high
Sep8Very high
Oct6High
Nov5Moderate
Dec4Moderate

Air quality in Slidell in February

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Slidell is worst in July — around 22 µg/m³ PM2.5 (moderate), about 2.9× the cleanest month (November, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1621 µg/m³Nov 238 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar10Good
Apr10Good
May13Moderate
Jun18Moderate
Jul22Moderate
Aug17Moderate
Sep11Good
Oct8Good
Nov8Good
Dec8Good
Location & terrain

Where is Slidell?

Slidell sits at 30.3°N, 89.8°W, 3 ft above sea level, in United States. The nearest listed city is Chalmette, 25 mi away.

Topography around Slidell

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

Within 2 miles, the terrain around Slidell has only modest variations in elevation — a maximum elevation change of 62 ft around an average of 16 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 118 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 423 ft.

The land around Slidell is covered by trees (56%) and artificial surfaces (25%) within 2 miles, trees (52%) and water (26%) within 10 miles, and trees (44%) and water (34%) within 50 miles.

2 miles
62 ft
10 miles
118 ft
50 miles
423 ft
treesgrasslandartificial surfacesbare terrainwaterwetland
February weather nearby: Chalmette 25 mi · New Orleans 28 mi · Terrytown 29 mi · Gretna 30 mi · Metairie 30 mi · Metairie Terrace 30 mi · Harvey 31 mi · Marrero 32 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 Slidell (30.2752°, -89.7812°, elevation 3 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).