Galveston weather in June

In June, Galveston sees average daytime highs of 83°F and overnight lows near 79°F, with 4.3 in of rain across 10.7 wet days and about 13.8 hours of daylight. It is the 3rd-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 83°F through the month. The sky is clear or mostly clear about 53% of the time in June, and the air most often feels miserable.

Daylight stretches from about 13 h 42 min at the start of June to 13 h 54 min by month's end. Set against the rest of the year, June is Galveston's 2nd-clearest and 9th-windiest month. For the whole year in context, see Galveston's year-round climate.

Daytime high
83°
3rd warmest
Overnight low
79°
10th coldest
Rainfall
4.3 in
10.7 wet days
Daylight
13 h 54 min
5:24 AM – 7:15 PM
Cloud cover
45%
2nd clearest
Wind
12 mph
9th windiest
Solar energy
6.41 kWh/m²
Travel score
6.1
out of 10

Galveston is city in and county seat of Galveston County, Texas, United States; port and coastal city.

Density
93/km²
people per km²
Founded
1785

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 83°F through the month.

A typical June day in Galveston reaches about 83°F in the afternoon and slips back to 79°F overnight — a 4°F spread between the day's warmth and the night's chill. On most days the high lands between 81°F and 85°F. Set against its neighbours, June runs about 5°F warmer than May and about 2°F cooler than July.

65°70°75°80°85°151015202530
Avg high (°F)Avg low (°F)
18177
28177
38178
48278
58278
68278
78278
88278
98279
108279
118279
128379
138379
148379
158379
168379
178380
188380
198380
208380
218380
228380
238380
248380
258380
268480
278480
288480
298480
308480

How June really feels in Galveston

Once humidity and wind are folded in, June averages 18 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
18
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.

Galveston weather by month

How June compares with the rest of the year at a glance. June is the 3rd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan60° / 53°4.810.410.34.7
Feb61° / 55°3.58.710.95.2
Mar66° / 61°3.47.911.86.4
Apr72° / 67°3.57.212.77.3
May78° / 74°3.07.613.47.4
Jun83° / 79°4.310.713.86.1
Jul84° / 81°3.711.613.75.4
Aug85° / 81°4.513.113.15.0
Sep83° / 78°6.312.512.25.8
Oct77° / 71°4.78.611.37.4
Nov69° / 62°4.48.210.56.8
Dec62° / 55°4.510.110.25.5

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 53% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 14% of June, with mostly cloudy or overcast conditions the remaining 33%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17129
27228
37228
47228
57327
67327
77327
87327
97327
107327
117228
127129
137129
147030
156931
166832
176733
186634
196535
206436
216238
226238
236139
246040
256040
265941
275941
285941
295941
306139

Chance of precipitation in June

Any precipitation

Galveston gets around 4.3 in of rain over 10.7 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 35% and peaks near 39% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%50%151015202530
Rain chance (%)
131
232
332
432
533
633
733
833
933
1033
1133
1233
1334
1434
1535
1635
1736
1836
1937
2038
2138
2239
2339
2439
2539
2639
2739
2839
2939
3038

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the miserable band about 47% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
12116324
22106325
3296227
4286129
5286030
6275932
7265834
8265636
9255538
10255340
11255142
12244944
13244845
14244747
15244549
16244450
17144352
18144253
19144154
20144055
21143956
22143857
23133759
24133759
25033661
26033562
27033562
28023464
29023365
30023266

Wind in June

Winds average 12 mph in June.

Across June, daily wind ranges from about 11 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
2311light breeze
2411light breeze
2511light breeze
2611light breeze
2711light breeze
2811light breeze
2911light breeze
3011light breeze

Sunrise & sunset in June

DaylightNight

Daylight runs from about 13 h 42 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 12 minutes over June. Sunrise moves from 5:25 AM to 5:27 AM, and sunset from 7:09 PM to 7:18 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
113.75:257:09
213.75:247:09
313.85:247:10
413.85:247:10
513.85:247:11
613.85:247:11
713.85:247:12
813.85:247:12
913.85:237:13
1013.85:237:13
1113.85:237:14
1213.85:237:14
1313.85:237:14
1413.95:237:15
1513.95:237:15
1613.95:247:15
1713.95:247:16
1813.95:247:16
1913.95:247:16
2013.95:247:17
2113.95:247:17
2213.95:247:17
2313.95:257:17
2413.95:257:17
2513.95:257:18
2613.95:257:18
2713.95:267:18
2813.95:267:18
2913.95:267:18
3013.95:277:18

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 6.41 kWh/m².

For context, solar energy here swings from a low near 2.75 kWh/m² to a high of 6.42 kWh/m² in July across the year — June's 6.41 kWh/m² sits near the top of that range.

0246151015202530
Solar energy (kWh/m²)Level
16.5Intense
26.5Intense
36.5Intense
46.5Intense
56.5Intense
66.5Intense
76.5Intense
86.5Intense
96.5Intense
106.5Intense
116.5Intense
126.5Intense
136.5Intense
146.5Intense
156.5Intense
166.4Intense
176.4Intense
186.4Intense
196.4Intense
206.4Intense
216.3Intense
226.3Intense
236.3Intense
246.3Intense
256.3Intense
266.3Intense
276.3Intense
286.3Intense
296.3Intense
306.3Intense
Planning a trip in June

Hazard calendar for Galveston

In seasonPeak

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

Galveston 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 Galveston?

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

6.1
Sightseeing
6th-best month of the year
7.0
Beach & pool
1st-best month of the year

June is a reasonable time to visit Galveston for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Galveston in June

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

In June, Galveston sees daytime highs around 83°F and nights near 79°F. Pack light clothes and sun protection. Worth having: rain gear. About 11 days see rain.

light clothessun protectionrain gear

Sea temperature near Galveston in June

The nearest coast averages about 83°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 12 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 Apr 4 to Nov 21 — about 7.6 months when the water holds above 68°F.

60°70°80°90°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan58Bracing
Feb59Cool
Mar64Cool
Apr71Refreshing
May78Warm
Jun83Tropical
Jul85Tropical
Aug86Tropical
Sep84Tropical
Oct78Warm
Nov69Refreshing
Dec62Cool

UV index in Galveston in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Galveston peaks around July 18 at about 11 (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 18UV 11Dec 21UV 4
UV index (midday)Level
Jan4Moderate
Feb6High
Mar7High
Apr10Extreme
May10Extreme
Jun11Extreme
Jul11Extreme
Aug11Extreme
Sep9Very high
Oct6High
Nov5High
Dec4Moderate

Air quality in Galveston 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 Galveston is worst in July — around 19 µg/m³ PM2.5 (moderate), about 3.4× the cleanest month (December, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1519 µg/m³Dec 176 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb7Good
Mar8Good
Apr9Good
May12Good
Jun16Moderate
Jul19Moderate
Aug13Moderate
Sep10Good
Oct6Good
Nov6Good
Dec6Good
Location & terrain

Where is Galveston?

Galveston sits at 29.3°N, 94.8°W, 7 ft above sea level, in United States. The nearest listed city is Texas City, 8.7 mi away.

Topography around Galveston

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

Within 2 miles, the terrain around Galveston has only modest variations in elevation — a maximum elevation change of 43 ft around an average of 7 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 62 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 236 ft.

The land around Galveston is covered by artificial surfaces (41%) and water (32%) within 2 miles, water (80%) within 10 miles, and water (45%) within 50 miles.

2 miles
43 ft
10 miles
62 ft
50 miles
236 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
June weather nearby: Texas City 8.7 mi · La Marque 11 mi · Dickinson 19 mi · League City 23 mi · Alvin 28 mi · La Porte 29 mi · Friendswood 29 mi · Baytown 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 Galveston (29.3013°, -94.7977°, elevation 7 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).