Marshall weather in May

In May, Marshall sees average daytime highs of 83°F and overnight lows near 65°F, with 4.2 in of rain across 11.6 wet days and about 13.6 hours of daylight. It is the 5th-warmest and 4th-wettest month of the year here.

Highs climb over the month, from about 80°F in the first days to 87°F by the end. The sky is clear or mostly clear about 35% of the time in May, and the air most often feels muggy.

Daylight stretches from about 13 h 18 min at the start of May to 14 hours by month's end. Set against the rest of the year, May is Marshall's 8th-clearest and 7th-windiest month. For the whole year in context, see Marshall's year-round climate.

Daytime high
83°
5th warmest
Overnight low
65°
8th coldest
Rainfall
4.2 in
11.6 wet days
Daylight
13 h 42 min
5:24 AM – 7:04 PM
Cloud cover
55%
8th clearest
Wind
7 mph
7th windiest
Solar energy
5.86 kWh/m²
Travel score
5.6
out of 10

Marshall is small city and county seat of Harrison County, Texas, United States.

Density
310/km²
people per km²
Founded
1841

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 80°F in the first days to 87°F by the end.

A typical May day in Marshall reaches about 83°F in the afternoon and slips back to 65°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 75°F and 91°F. Set against its neighbours, May runs about 8°F warmer than April and about 6°F cooler than June.

50°60°70°80°90°151015202531
Avg high (°F)Avg low (°F)
18060
28061
38061
48061
58162
68162
78162
88263
98263
108263
118264
128364
138364
148364
158365
168465
178465
188465
198466
208566
218567
228567
238567
248667
258668
268668
278668
288769
298769
308769
318769

How May really feels in Marshall

Once humidity and wind are folded in, May averages 1 day 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
1
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

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

Marshall weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan57° / 39°3.99.310.14.1
Feb61° / 43°4.09.210.85.0
Mar69° / 49°4.710.611.86.3
Apr76° / 56°4.99.412.87.0
May83° / 65°4.211.613.65.6
Jun90° / 72°3.81114.13.8
Jul93° / 75°2.89.413.93.0
Aug93° / 74°2.78.413.23.1
Sep88° / 68°3.27.312.25.0
Oct78° / 57°4.27.611.27.3
Nov66° / 47°3.9810.36.5
Dec58° / 41°4.59.29.94.5

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 35% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 19% of May, with mostly cloudy or overcast conditions the remaining 46%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15347
25347
35347
45347
55347
65347
75347
85347
95347
105347
115446
125446
135446
145545
155545
165545
175545
185545
195545
205446
215347
225347
235446
245347
255347
265347
275347
285347
295347
305446
315446

Chance of precipitation in May

Any precipitation

Marshall gets around 4.2 in of rain over 11.6 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 36% and peaks near 38% on the wettest days.

0%10%20%30%40%50%151015202531
Rain chance (%)
137
237
337
437
537
637
736
836
936
1035
1135
1235
1334
1434
1534
1634
1734
1834
1935
2035
2136
2236
2337
2437
2538
2638
2738
2838
2938
3038
3138

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the muggy band about 39% of days. Sticky, muggy-or-worse air turns up on roughly 49% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1351623233
2341623253
3321523264
4301623274
5281623285
6271622305
7261622315
8251622326
9231622336
10221622346
11211522347
12201522357
13191522367
14191522377
15181522388
16171422388
17161422399
18151322409
191413224210
201312224310
211211224411
221111224512
231010224612
2489224713
2579214914
2668214915
2758205017
2848205018
2937195219
3037195021
3127185023

Wind in May

Winds average 7 mph in May.

Across May, daily wind ranges from about 6 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
216calm
226calm
236calm
246calm
256calm
266calm
276calm
286calm
296calm
306calm
316calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 18 min at the start of May to 14 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over May. Sunrise moves from 5:37 AM to 5:16 AM, and sunset from 6:53 PM to 7:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.35:376:53
213.35:366:53
313.35:356:54
413.45:346:55
513.45:336:56
613.45:326:56
713.45:316:57
813.55:306:58
913.55:296:59
1013.55:286:59
1113.55:287:00
1213.65:277:01
1313.65:267:02
1413.65:257:02
1513.65:247:03
1613.75:247:04
1713.75:237:04
1813.75:227:05
1913.75:227:06
2013.85:217:07
2113.85:217:07
2213.85:207:08
2313.85:197:09
2413.85:197:09
2513.95:187:10
2613.95:187:11
2713.95:187:11
2813.95:177:12
2913.95:177:12
3013.95:167:13
3114.05:167:14

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 5.86 kWh/m².

For context, solar energy here swings from a low near 2.41 kWh/m² to a high of 6.39 kWh/m² in July across the year — May's 5.86 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.7Bright
25.7Bright
35.7Bright
45.7Bright
55.7Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.8Bright
115.8Bright
125.9Bright
135.9Bright
145.9Bright
155.9Bright
165.9Bright
176.0Bright
186.0Bright
196.0Bright
206.0Bright
216.0Bright
226.0Bright
236.0Intense
246.0Intense
256.0Intense
266.0Intense
276.0Intense
286.0Intense
296.0Intense
306.0Intense
316.0Intense
Planning a trip in May

Is May a good time to visit Marshall?

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

5.6
Sightseeing
5th-best month of the year
6.7
Beach & pool
2nd-best month of the year

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

What to pack for Marshall in May

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

In May, Marshall sees daytime highs around 83°F and nights near 65°F. Pack light clothes. Worth having: rain gear and sun protection. About 12 days see rain.

light clothesrain gearsun protection

UV index in Marshall in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May 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 Marshall peaks around June 18 at about 10 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 3 (moderate).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highHighModerateJun 18UV 10Dec 20UV 3
UV index (midday)Level
Jan4Moderate
Feb5High
Mar6High
Apr10Very high
May10Very high
Jun10Very high
Jul10Very high
Aug10Very high
Sep8Very high
Oct6High
Nov5Moderate
Dec3Moderate

Air quality in Marshall in May

GoodModeratePoorUnhealthyVery unhealthy

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

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

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1622 µg/m³Jan 188 µg/m³
PM2.5 (µg/m³)Level
Jan8Good
Feb9Good
Mar11Good
Apr11Good
May15Moderate
Jun19Moderate
Jul22Moderate
Aug18Moderate
Sep16Moderate
Oct10Good
Nov10Good
Dec9Good
Location & terrain

Where is Marshall?

Marshall sits at 32.5°N, 94.4°W, 413 ft above sea level, in United States. The nearest listed city is Longview, 22 mi away.

Topography around Marshall

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

Within 2 miles, the terrain around Marshall has only modest variations in elevation — a maximum elevation change of 203 ft around an average of 397 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 430 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 623 ft.

The land around Marshall is covered by trees (66%) within 2 miles, trees (71%) and grassland (26%) within 10 miles, and trees (72%) and grassland (23%) within 50 miles.

2 miles
203 ft
10 miles
430 ft
50 miles
623 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Longview 22 mi · Shreveport 36 mi · Bossier City 37 mi · Mount Pleasant 55 mi · Tyler 56 mi · Texarkana 63 mi · Texarkana 65 mi · Nacogdoches 67 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 Marshall (32.5449°, -94.3674°, elevation 413 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. 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).