Brownsville weather in June

In June, Brownsville sees average daytime highs of 91°F and overnight lows near 77°F, with 2.3 in of rain across 10.3 wet days and about 13.6 hours of daylight. It is the 3rd-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 91°F through the month. The sky is clear or mostly clear about 55% of the time in June, and the air most often feels oppressive.

Daylight stretches from about 13 h 30 min at the start of June to 13 h 36 min by month's end. Set against the rest of the year, June is Brownsville's 1st-clearest and 5th-windiest month. For the whole year in context, see Brownsville's year-round climate.

Daytime high
91°
3rd warmest
Overnight low
77°
10th coldest
Rainfall
2.3 in
10.3 wet days
Daylight
13 h 36 min
5:42 AM – 7:19 PM
Cloud cover
42%
1st clearest
Wind
12 mph
5th windiest
Solar energy
6.56 kWh/m²
Travel score
3.8
out of 10

Brownsville is seat of Cameron County, Texas, United States.

Density
493/km²
people per km²
Founded
1849

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 91°F through the month.

A typical June day in Brownsville reaches about 91°F in the afternoon and slips back to 77°F overnight — a 14°F spread between the day's warmth and the night's chill. On most days the high lands between 87°F and 94°F. Set against its neighbours, June runs about 3°F warmer than May and on par with July.

70°80°90°151015202530
Avg high (°F)Avg low (°F)
19076
29076
39076
49077
59077
69177
79177
89177
99177
109177
119177
129177
139178
149178
159178
169178
179178
189178
199178
209178
219178
229178
239178
249178
259178
269178
279178
289178
299178
309178

How June really feels in Brownsville

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
16 feel dangerously hot (≥ 102°F)
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.

Brownsville weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan71° / 55°1.35.710.67.1
Feb74° / 58°1.15.311.17.5
Mar78° / 63°1.55.711.87.4
Apr83° / 68°1.95.912.66.5
May87° / 74°1.8713.25.0
Jun91° / 77°2.310.313.63.8
Jul92° / 78°2.58.813.53.5
Aug93° / 78°2.110.412.93.2
Sep89° / 75°4.215.612.23.7
Oct84° / 69°2.89.411.45.8
Nov78° / 62°1.77.610.77.2
Dec72° / 56°1.35.910.47.3

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 55% of the time in June, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 19% of June, with mostly cloudy or overcast conditions the remaining 26%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17624
27624
37723
47822
57723
67822
77822
87822
97921
107921
117822
127822
137723
147723
157624
167525
177525
187426
197426
207426
217228
227129
237129
247030
256931
266931
276733
286733
296634
306634

Chance of precipitation in June

Any precipitation

Brownsville gets around 2.3 in of rain over 10.3 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 34% and peaks near 42% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
126
227
327
428
528
629
729
829
930
1030
1131
1231
1332
1433
1533
1634
1735
1836
1936
2037
2138
2239
2340
2440
2541
2641
2742
2842
2942
3041

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 52% of days. Sticky, muggy-or-worse air turns up on roughly 99% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1076429
2066430
3066331
4056233
5056134
6055936
7155737
8145738
9145540
10145441
11145243
12145144
13145045
14134946
15134847
16134848
17134749
18134749
19134749
20134750
21124750
22024751
23024751
24024751
25024751
26024751
27024751
28024751
29014752
30014752

Wind in June

Winds average 12 mph in June.

Across June, daily wind ranges from about 12 mph on the calmest days to 12 mph at its breeziest. It stays fairly steady from day to day.

051015151015202530
Wind speed (mph)Feels
112light breeze
212light breeze
312light breeze
412light breeze
512light breeze
612light breeze
712light breeze
812light breeze
912light breeze
1012light breeze
1112light breeze
1212light breeze
1312light breeze
1412light breeze
1512light breeze
1612light breeze
1712light breeze
1812light breeze
1912light breeze
2012light breeze
2112light breeze
2212light breeze
2312light breeze
2412light breeze
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze

Sunrise & sunset in June

DaylightNight

Daylight runs from about 13 h 30 min at the start of June to 13 h 36 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 5:43 AM to 5:45 AM, and sunset from 7:12 PM to 7:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.55:437:12
213.55:427:13
313.55:427:13
413.55:427:14
513.55:427:14
613.55:427:15
713.65:427:15
813.65:427:16
913.65:427:16
1013.65:427:16
1113.65:427:17
1213.65:427:17
1313.65:427:18
1413.65:427:18
1513.65:427:18
1613.65:427:19
1713.65:427:19
1813.65:427:19
1913.65:427:19
2013.65:437:20
2113.65:437:20
2213.65:437:20
2313.65:437:20
2413.65:437:21
2513.65:447:21
2613.65:447:21
2713.65:447:21
2813.65:447:21
2913.65:457:21
3013.65:457:21

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 6.56 kWh/m².

For context, solar energy here swings from a low near 2.92 kWh/m² to a high of 6.72 kWh/m² in July across the year — June's 6.56 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.5Intense
26.6Intense
36.6Intense
46.6Intense
56.6Intense
66.6Intense
76.6Intense
86.6Intense
96.6Intense
106.6Intense
116.6Intense
126.6Intense
136.6Intense
146.6Intense
156.6Intense
166.6Intense
176.6Intense
186.5Intense
196.5Intense
206.5Intense
216.5Intense
226.5Intense
236.5Intense
246.5Intense
256.5Intense
266.5Intense
276.5Intense
286.5Intense
296.5Intense
306.5Intense
Planning a trip in June

Hazard calendar for Brownsville

In seasonPeak

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

Brownsville 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 Brownsville?

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

3.8
Sightseeing
9th-best month of the year
6.5
Beach & pool
7th-best month of the year

June is a weaker month for outdoor sightseeing in Brownsville. The water and warmth also suit a beach or pool day.

What to pack for Brownsville in June

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

In June, Brownsville sees daytime highs around 91°F and nights near 77°F. Pack light clothes and sun protection. Worth having: rain gear. About 10 days see rain.

light clothessun protectionrain gear

Sea temperature near Brownsville in June

The nearest coast averages about 82°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 23 mi away) is warmest in September at about 84°F and coldest in February near 66°F.

It's comfortable for a long swim from Mar 18 to Jan 2 — about 9.6 months when the water holds above 68°F.

70°80°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan66Cool
Feb66Cool
Mar68Cool
Apr72Refreshing
May78Warm
Jun82Warm
Jul82Tropical
Aug83Tropical
Sep84Tropical
Oct81Warm
Nov75Warm
Dec70Refreshing

UV index in Brownsville in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Brownsville peaks around June 21 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 5 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highExtremeVery highHighJun 21UV 12Dec 22UV 5
UV index (midday)Level
Jan5Moderate
Feb7High
Mar8Very high
Apr11Extreme
May9Very high
Jun12Extreme
Jul11Extreme
Aug11Extreme
Sep10Very high
Oct8Very high
Nov6High
Dec5Moderate

Air quality in Brownsville 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 Brownsville is worst in July — around 25 µg/m³ PM2.5 (moderate), about 3.7× the cleanest month (October, 7 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1525 µg/m³Oct 247 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar11Good
Apr13Moderate
May19Moderate
Jun20Moderate
Jul25Moderate
Aug18Moderate
Sep13Moderate
Oct7Good
Nov7Good
Dec9Good
Location & terrain

Where is Brownsville?

Brownsville sits at 25.9°N, 97.5°W, 33 ft above sea level, in United States. The nearest listed city is Heroica Matamoros, 1.9 mi away.

Topography around Brownsville

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

Within 2 miles, the terrain around Brownsville has only modest variations in elevation — a maximum elevation change of 49 ft around an average of 36 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 92 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 259 ft.

The land around Brownsville is covered by artificial surfaces (50%) and trees (33%) within 2 miles, cropland (28%), grassland (22%) and artificial surfaces (20%) within 10 miles, and cropland (37%) and water (34%) within 50 miles.

2 miles
49 ft
10 miles
92 ft
50 miles
259 ft
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
June weather nearby: Heroica Matamoros 1.9 mi · San Benito 18 mi · Harlingen 24 mi · Valle Hermoso 25 mi · Mercedes 31 mi · Weslaco 35 mi · Ciudad Río Bravo 37 mi · Donna 39 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 Brownsville (25.9017°, -97.4975°, elevation 33 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).