Altus weather in May

In May, Altus sees average daytime highs of 82°F and overnight lows near 60°F, with 4.0 in of rain across 9.7 wet days and about 13.8 hours of daylight. It is the 5th-warmest and 1st-wettest month of the year here.

Highs climb over the month, from about 78°F in the first days to 86°F by the end. The sky is clear or mostly clear about 44% of the time in May, and the air most often feels dry.

Daylight stretches from about 13 h 24 min at the start of May to 14 h 06 min by month's end. Set against the rest of the year, May is Altus's 12th-clearest and 3rd-windiest month. For the whole year in context, see Altus's year-round climate.

Daytime high
82°
5th warmest
Overnight low
60°
8th coldest
Rainfall
4.0 in
9.7 wet days
Daylight
13 h 48 min
5:39 AM – 7:28 PM
Cloud cover
48%
12th clearest
Wind
11 mph
3rd windiest
Solar energy
6.37 kWh/m²
Travel score
6.3
out of 10

Altus is city in Jackson County, Oklahoma, United States.

Density
399/km²
people per km²

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 78°F in the first days to 86°F by the end.

A typical May day in Altus reaches about 82°F in the afternoon and slips back to 60°F overnight — a 21°F spread between the day's warmth and the night's chill. On most days the high lands between 70°F and 93°F. Set against its neighbours, May runs about 8°F warmer than April and about 8°F cooler than June.

40°60°80°100°151015202531
Avg high (°F)Avg low (°F)
17754
27755
37855
47855
57856
67956
77957
87957
98058
108058
118058
128159
138159
148160
158260
168260
178261
188261
198362
208362
218362
228363
238463
248463
258464
268564
278564
288565
298665
308665
318665

How May really feels in Altus

Once humidity and wind are folded in, May 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

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

Altus weather by month

How May compares with the rest of the year at a glance. May is the 5th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysSnow daysDaylight (hours)Travel score
Jan52° / 30°1.23.80.99.93.3
Feb56° / 33°1.44.81.210.74.5
Mar65° / 42°2.46.50.611.76.6
Apr74° / 50°3.36.9012.87.5
May82° / 60°4.09.7013.86.3
Jun90° / 69°2.97.8014.34.2
Jul95° / 73°1.44.9014.13.0
Aug94° / 72°1.95.8013.33.3
Sep86° / 64°2.66.8012.25.8
Oct74° / 52°2.96.1011.17.8
Nov62° / 40°1.74.70.310.26.3
Dec53° / 32°1.44.11.19.73.5

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 44% of the time in May, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 18% of May, with mostly cloudy or overcast conditions the remaining 38%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16337
26337
36337
46238
56238
66238
76238
86337
96337
106337
116337
126337
136337
146337
156337
166337
176238
186238
196238
206238
216238
226238
236238
246139
256139
266139
276139
286139
296238
306238
316238

Chance of precipitation in May

Any precipitation

Altus gets around 4.0 in of rain over 9.7 wet days in May, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 31% and peaks near 33% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
129
229
330
430
530
630
730
830
930
1030
1130
1230
1330
1431
1531
1631
1731
1832
1932
2032
2132
2232
2332
2433
2533
2633
2733
2833
2933
3032
3132

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the dry band about 41% of days. Sticky, muggy-or-worse air turns up on roughly 11% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
168161420
267161520
365171620
462171830
561171930
658172140
757172240
854182350
953182450
1051182560
1150182660
1248182770
1346182870
1445192880
1543192990
1641193090
17391931100
18372032110
19352033120
20332034131
21312035131
22292136141
23272137151
24252138151
25232238161
26212239171
27192240181
28182240201
29172240211
30162140221
31152140241

Wind in May

Winds average 11 mph in May.

Across May, daily wind ranges from about 10 mph on the calmest days to 11 mph at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (mph)Feels
111light breeze
211light breeze
311light breeze
411light breeze
511light breeze
611light breeze
711light breeze
811light breeze
911light breeze
1011light breeze
1111light breeze
1211light breeze
1311light breeze
1411light breeze
1511light breeze
1611light breeze
1711light breeze
1811light breeze
1911light breeze
2011light breeze
2111light breeze
2211light breeze
2311light breeze
2411light breeze
2510light breeze
2610light breeze
2710light breeze
2810light breeze
2910light breeze
3010light breeze
3110light breeze

Sunrise & sunset in May

DaylightNight

Daylight runs from about 13 h 24 min at the start of May to 14 h 06 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over May. Sunrise moves from 5:53 AM to 5:31 AM, and sunset from 7:16 PM to 7:39 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.45:537:16
213.45:527:17
313.45:517:17
413.55:507:18
513.55:497:19
613.55:487:20
713.65:477:21
813.65:467:21
913.65:457:22
1013.65:447:23
1113.75:447:24
1213.75:437:25
1313.75:427:25
1413.85:417:26
1513.85:407:27
1613.85:397:28
1713.85:397:29
1813.95:387:29
1913.95:377:30
2013.95:377:31
2113.95:367:32
2214.05:357:32
2314.05:357:33
2414.05:347:34
2514.05:347:34
2614.05:337:35
2714.15:337:36
2814.15:327:37
2914.15:327:37
3014.15:317:38
3114.15:317:39

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 6.37 kWh/m².

For context, solar energy here swings from a low near 2.7 kWh/m² to a high of 7.08 kWh/m² in July across the year — May's 6.37 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.3Intense
26.3Intense
36.3Intense
46.3Intense
56.3Intense
66.3Intense
76.3Intense
86.3Intense
96.3Intense
106.4Intense
116.4Intense
126.4Intense
136.4Intense
146.4Intense
156.4Intense
166.4Intense
176.4Intense
186.4Intense
196.4Intense
206.4Intense
216.4Intense
226.4Intense
236.4Intense
246.5Intense
256.5Intense
266.5Intense
276.5Intense
286.5Intense
296.6Intense
306.6Intense
316.6Intense
Planning a trip in May

Is May a good time to visit Altus?

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

6.3
Sightseeing
4th-best month of the year
6.9
Beach & pool
2nd-best month of the year

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

What to pack for Altus in May

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

In May, Altus sees daytime highs around 82°F and nights near 60°F. Pack light clothes and sun protection. Worth having: rain gear. About 10 days see rain.

light clothessun protectionrain gear

UV index in Altus in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Altus peaks around July 19 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 3 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — in 11 months of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 19UV 10Dec 21UV 3
UV index (midday)Level
Jan3Moderate
Feb4Moderate
Mar6High
Apr9Very high
May8Very high
Jun10Very high
Jul10Extreme
Aug10Very high
Sep8Very high
Oct6High
Nov4Moderate
Dec3Moderate
Location & terrain

Where is Altus?

Altus sits at 34.6°N, 99.3°W, 1,398 ft above sea level, in United States. The nearest listed city is Lawton, 53 mi away.

Topography around Altus

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

Within 2 miles, the terrain around Altus has only modest variations in elevation — a maximum elevation change of 79 ft around an average of 1,381 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 436 ft; within 50 miles, significant variations in elevation — a maximum elevation change of 1,414 ft.

The land around Altus is covered by cropland (42%), artificial surfaces (28%) and grassland (21%) within 2 miles, cropland (74%) and grassland (21%) within 10 miles, and grassland (55%) and cropland (38%) within 50 miles.

2 miles
79 ft
10 miles
436 ft
50 miles
1,414 ft
treesgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Lawton 53 mi · Wichita Falls 70 mi · Duncan 79 mi · Chickasha 85 mi · El Reno 99 mi · Mustang 104 mi · Yukon 107 mi · Pampa 111 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 Altus (34.6381°, -99.334°, elevation 1,398 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).