Galveston weather in April

In April, Galveston sees average daytime highs of 72°F and overnight lows near 67°F, with 3.5 in of rain across 7.2 wet days and about 12.7 hours of daylight. It is the 7th-warmest and 9th-wettest month of the year here.

Highs climb over the month, from about 69°F in the first days to 74°F by the end. The sky is clear or mostly clear about 42% of the time in April, and the air most often feels muggy.

Daylight stretches from about 12 h 18 min at the start of April to 13 h 06 min by month's end. Set against the rest of the year, April is Galveston's 7th-clearest and 3rd-windiest month. For the whole year in context, see Galveston's year-round climate.

Daytime high
72°
7th warmest
Overnight low
67°
6th coldest
Rainfall
3.5 in
7.2 wet days
Daylight
12 h 42 min
5:58 AM – 6:41 PM
Cloud cover
49%
7th clearest
Wind
13 mph
3rd windiest
Solar energy
5.81 kWh/m²
Travel score
7.3
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 April

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 69°F in the first days to 74°F by the end.

A typical April day in Galveston reaches about 72°F in the afternoon and slips back to 67°F overnight — a 5°F spread between the day's warmth and the night's chill. On most days the high lands between 68°F and 76°F. Set against its neighbours, April runs about 6°F warmer than March and about 6°F cooler than May.

50°60°70°80°151015202530
Avg high (°F)Avg low (°F)
16964
26964
36964
47065
57065
67065
77065
87065
97165
107166
117166
127166
137166
147167
157267
167267
177267
187267
197268
207368
217368
227368
237369
247369
257469
267469
277470
287470
297470
307570

How April really feels in Galveston

Once humidity and wind are folded in, April 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

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

Galveston weather by month

How April compares with the rest of the year at a glance. April is the 7th-warmest and 9th-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 April

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 42% of the time in April.

Beyond those clear spells, partly cloudy skies cover about 17% of April, with mostly cloudy or overcast conditions the remaining 41%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
15149
25347
35347
45347
55545
65644
75644
85743
95644
105743
115842
125743
135842
145842
155941
165941
175941
185941
196040
206040
215941
226040
236139
246238
256238
266337
276436
286436
296535
306535

Chance of precipitation in April

Any precipitation

Galveston gets around 3.5 in of rain over 7.2 wet days in April. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 24% and peaks near 27% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
127
227
327
427
526
626
726
825
925
1025
1125
1224
1324
1424
1524
1623
1723
1823
1923
2023
2123
2223
2323
2422
2522
2622
2721
2821
2921
3021

Humidity in April

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, April lands in the muggy band about 35% of days. Sticky, muggy-or-worse air turns up on roughly 50% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)Miserable (%)
12415243240
22415233350
32415233350
42415233450
52315223450
62315223560
72314223560
82214213660
92214213670
102214213670
112114203780
122014203790
1320142037100
1419142037110
1518141937120
1618131937130
1717131937140
1816131936150
1915131836170
2015131836180
2114131835190
2213131835210
2312131835221
2412121834241
2511121734261
2610121733271
2710121632291
289111632311
299111531321
309111530341

Wind in April

Winds average 13 mph in April.

Across April, daily wind ranges from about 13 mph on the calmest days to 13 mph at its breeziest. It stays fairly steady from day to day.

05101520151015202530
Wind speed (mph)Feels
113breezy
213breezy
313breezy
413breezy
513breezy
613breezy
713breezy
813breezy
913breezy
1013breezy
1113breezy
1213breezy
1313breezy
1413breezy
1513breezy
1613breezy
1713breezy
1813breezy
1913breezy
2013breezy
2113breezy
2213breezy
2313breezy
2413breezy
2513breezy
2613breezy
2713breezy
2813breezy
2913breezy
3013breezy

Sunrise & sunset in April

DaylightNight

Daylight runs from about 12 h 18 min at the start of April to 13 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 48 minutes over April. Sunrise moves from 6:16 AM to 5:44 AM, and sunset from 6:32 PM to 6:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
112.36:166:32
212.36:156:32
312.36:146:33
412.46:126:33
512.46:116:34
612.46:106:35
712.46:096:35
812.56:086:36
912.56:066:36
1012.56:056:37
1112.66:046:38
1212.66:036:38
1312.66:026:39
1412.66:016:39
1512.75:596:40
1612.75:586:41
1712.75:576:41
1812.85:566:42
1912.85:556:42
2012.85:546:43
2112.85:536:44
2212.95:526:44
2312.95:516:45
2412.95:506:45
2513.05:496:46
2613.05:486:47
2713.05:476:47
2813.05:466:48
2913.15:456:49
3013.15:446:49

Solar energy in April

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in April, about 5.81 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 — April's 5.81 kWh/m² falls in the middle.

0246151015202530
Solar energy (kWh/m²)Level
15.3Bright
25.3Bright
35.3Bright
45.4Bright
55.4Bright
65.5Bright
75.5Bright
85.5Bright
95.6Bright
105.6Bright
115.7Bright
125.7Bright
135.8Bright
145.8Bright
155.8Bright
165.9Bright
175.9Bright
185.9Bright
196.0Bright
206.0Bright
216.0Intense
226.0Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.2Intense
286.2Intense
296.2Intense
306.2Intense
Planning a trip in April

Hazard calendar for Galveston

In seasonPeak

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

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 April a good time to visit Galveston?

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

7.3
Sightseeing
3rd-best month of the year
5.1
Beach & pool
7th-best month of the year

April is one of the better times to visit Galveston for general sightseeing.

What to pack for Galveston in April

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

In April, Galveston sees daytime highs around 72°F and nights near 67°F. Worth packing: light clothes, sun protection and a windbreaker. About 7 days see rain.

light clothessun protectiona windbreaker

Sea temperature near Galveston in April

The nearest coast averages about 71°F in April — 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 April

LowModerateHighVery highExtreme

Clear-sky midday UV in April 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 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 April

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where April 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
April 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).