Sulphur weather in June

In June, Sulphur sees average daytime highs of 88°F and overnight lows near 74°F, with 5.5 in of rain across 15.4 wet days and about 13.9 hours of daylight. It is the 3rd-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 88°F through the month. The sky is clear or mostly clear about 34% of the time in June, and the air most often feels oppressive.

Daylight stretches from about 13 h 48 min at the start of June to 13 h 54 min by month's end. Set against the rest of the year, June is Sulphur's 6th-clearest and 9th-windiest month. For the whole year in context, see Sulphur's year-round climate.

Daytime high
88°
3rd warmest
Overnight low
74°
10th coldest
Rainfall
5.5 in
15.4 wet days
Daylight
13 h 54 min
5:16 AM – 7:12 PM
Cloud cover
56%
6th clearest
Wind
6 mph
9th windiest
Solar energy
6.16 kWh/m²
Travel score
3.8
out of 10

Sulphur is suburb city of Lake Charles, located in Calcasieu Parish, Louisiana, United States.

Density
780/km²
people per km²

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

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 88°F through the month.

A typical June day in Sulphur reaches about 88°F in the afternoon and slips back to 74°F overnight — a 15°F spread between the day's warmth and the night's chill. On most days the high lands between 83°F and 93°F. Set against its neighbours, June runs about 5°F warmer than May and about 2°F cooler than July.

60°70°80°90°151015202530
Avg high (°F)Avg low (°F)
18772
28772
38772
48772
58872
68873
78873
88873
98873
108873
118873
128874
138874
148974
158974
168974
178974
188974
198974
208974
218974
228974
238974
248975
258975
268975
278975
288975
298975
308975

How June really feels in Sulphur

Once humidity and wind are folded in, June averages 30 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
30
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

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

Sulphur weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan61° / 44°5.19.910.35.2
Feb65° / 48°3.79.410.95.9
Mar71° / 54°4.110.311.86.6
Apr77° / 60°4.71012.76.9
May84° / 68°4.211.113.55.6
Jun88° / 74°5.515.413.93.8
Jul90° / 75°4.516.213.83.3
Aug91° / 75°4.915.713.13.3
Sep87° / 70°5.111.512.24.6
Oct80° / 61°3.98.211.37.0
Nov70° / 51°4.38.810.56.8
Dec63° / 46°4.99.710.15.7

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

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

Beyond those clear spells, partly cloudy skies cover about 23% of June, with mostly cloudy or overcast conditions the remaining 43%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15743
25743
35842
45941
55941
66040
76139
86139
96139
106139
116139
126139
136040
146040
155941
165941
175842
185743
195743
205644
215545
225446
235446
245347
255248
265248
275248
285248
295248
305248

Chance of precipitation in June

Any precipitation

Sulphur gets around 5.5 in of rain over 15.4 wet days in June, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 51% and peaks near 55% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%151015202530
Rain chance (%)
146
247
347
447
547
647
748
848
948
1048
1148
1249
1349
1450
1550
1651
1752
1852
1953
2054
2154
2255
2355
2455
2555
2655
2755
2855
2955
3055

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the oppressive band about 60% of days. Sticky, muggy-or-worse air turns up on roughly 94% of them.

0%25%50%75%100%151015202530
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
12725588
22724589
327225910
426206111
536196012
636176113
736166114
836146215
936136216
1035126317
1135126218
1235116219
1334106320
1424106321
1524106222
162496223
172396224
182396224
192386225
202386126
211386127
221376029
231276030
241275931
251265932
261265833
271255735
281255636
291245637
301245538

Wind in June

Winds average 6 mph in June.

Across June, daily wind ranges from about 5 mph on the calmest days to 6 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202530
Wind speed (mph)Feels
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
305calm

Sunrise & sunset in June

DaylightNight

Daylight runs from about 13 h 48 min at the start of June to 13 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over June. Sunrise moves from 5:17 AM to 5:19 AM, and sunset from 7:05 PM to 7:15 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.85:177:05
213.85:177:06
313.85:167:06
413.85:167:07
513.95:167:07
613.95:167:08
713.95:167:08
813.95:167:09
913.95:167:09
1013.95:167:10
1113.95:157:10
1213.95:157:10
1313.95:157:11
1413.95:167:11
1513.95:167:12
1613.95:167:12
1713.95:167:12
1813.95:167:13
1913.95:167:13
2013.95:167:13
2114.05:167:13
2214.05:167:14
2314.05:177:14
2414.05:177:14
2513.95:177:14
2613.95:177:14
2713.95:187:14
2813.95:187:15
2913.95:187:15
3013.95:197:15

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 6.16 kWh/m² — the sunniest month for solar.

For context, solar energy here swings from a low near 2.64 kWh/m² to a high of 6.16 kWh/m² in June across the year — June's 6.16 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.2Intense
26.2Intense
36.2Intense
46.2Intense
56.2Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.2Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
Planning a trip in June

Hazard calendar for Sulphur

In seasonPeak

In June, Sulphur sits inside its atlantic hurricane season. The full year is below, with each hazard's peak months called out.

Sulphur 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 June a good time to visit Sulphur?

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

3.8
Sightseeing
10th-best month of the year
5.8
Beach & pool
5th-best month of the year

June is a weaker month for outdoor sightseeing in Sulphur.

What to pack for Sulphur in June

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

In June, Sulphur sees daytime highs around 88°F and nights near 74°F. Pack light clothes, rain gear and sun protection. About 15 days see rain.

light clothesrain gearsun protection

Sea temperature near Sulphur in June

The nearest coast averages about 84°F in June — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 42 mi away) is warmest in August at about 86°F and coldest in January near 59°F.

It's comfortable for a long swim from Apr 1 to Nov 22 — about 7.8 months when the water holds above 68°F.

60°70°80°90°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan59Cool
Feb60Cool
Mar65Cool
Apr71Refreshing
May78Warm
Jun84Tropical
Jul86Tropical
Aug86Tropical
Sep84Tropical
Oct78Warm
Nov69Refreshing
Dec63Cool

UV index in Sulphur in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June 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 Sulphur peaks around July 12 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 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 21UV 4
UV index (midday)Level
Jan4Moderate
Feb6High
Mar7High
Apr10Very high
May10Extreme
Jun10Very high
Jul10Extreme
Aug9Very high
Sep8Very high
Oct6High
Nov5Moderate
Dec4Moderate

Air quality in Sulphur in June

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Sulphur is worst in July — around 22 µg/m³ PM2.5 (moderate), about 2.7× the cleanest month (December, 8 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1522 µg/m³Dec 168 µg/m³
PM2.5 (µg/m³)Level
Jan10Good
Feb11Good
Mar12Good
Apr11Good
May13Moderate
Jun18Moderate
Jul22Moderate
Aug17Moderate
Sep14Moderate
Oct11Good
Nov9Good
Dec8Good
Location & terrain

Where is Sulphur?

Sulphur sits at 30.2°N, 93.4°W, 16 ft above sea level, in United States. The nearest listed city is Lake Charles, 11 mi away.

Topography around Sulphur

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

Within 2 miles, the terrain around Sulphur has only modest variations in elevation — a maximum elevation change of 82 ft around an average of 26 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 144 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 381 ft.

The land around Sulphur is covered by trees (55%) and grassland (25%) within 2 miles, trees (53%) and grassland (28%) within 10 miles, and trees (48%) within 50 miles.

2 miles
82 ft
10 miles
144 ft
50 miles
381 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
June weather nearby: Lake Charles 11 mi · Orange 24 mi · Groves 38 mi · Nederland 41 mi · Port Arthur 42 mi · Beaumont 45 mi · Opelousas 80 mi · Lafayette 81 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 Sulphur (30.2366°, -93.3774°, 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).