Oklahoma City, OK weather in May
Expect mild weather with frequent rain in Oklahoma City in May, with highs near 79°F and lows near 58°F. Rain falls on about 10 days. Good for outdoor plans.
- Normal high
- 79°F
- Normal low
- 58°F
- Wet days
- 10
- 5.3 in total
- Muggy days
- 6
- dew point 65°F+
How May changes from start to finish
| May 1 | May 31 | |
|---|---|---|
| Normal high | 75°F | 84°F |
| Normal low | 52°F | 63°F |
| Chance of a wet day | 31% | 32% |
| Sunrise / sunset | 6:38 am / 8:16 pm | 6:16 am / 8:39 pm |
| Daylight | 13.6 h | 14.4 h |
Chance of a wet day: average for the first and last 7 days of the month. Times are local clock time (Central Time).
A typical May day
- 6 am61°Fdew point 56°F
- 9 am69°Fdew point 58°F
- Noon75°Fdew point 58°F
- 3 pm78°Fdew point 58°F
- 6 pm75°Fdew point 58°F
- 9 pm68°Fdew point 58°F
NOAA hourly normals (local standard time) from Oklahoma City Will Rogers Airport (7 mi away); average wind 12 mph; clear or few clouds in 45% of daytime hours, mostly cloudy or overcast in 43%.
What kind of days to expect
- Comfortable dayshigh 65-80°F and dew point under 60°F10 of 31
- Hot dayshigh 90°F or more3 of 31
- Muggy daysdaily mean dew point 65°F or more6 of 31
- Wet daysat least 0.01 in of rain or melted snow10 of 31
- Notable rainat least 0.10 in7 of 31
- Freezing nightslow 32°F or below0 of 31
- Snow on the groundsnow depth 1 in or more0 of 31
Average days per May, counted from daily records for each year 1991-2020.
Rain in May
Normal precipitation is 5.3 in; a dry May brings about 2.4 in and a wet one about 7.2 in (25th and 75th percentiles). About 3 days bring half an inch or more, and about 1 an inch or more.
How May varies from year to year
- Warmest May, 1991-20202018: average high 85°F
- Coolest May1995: average high 73°F
- Wettest May2015: 19.5 in
- Driest May2017: 1.1 in
- Highest reading102°F (May 30, 2003)
- Lowest reading34°F (May 3, 2013)
From the station's daily records with NOAA quality flags removed; most recent date shown when a reading repeats.
May compared with April and June
| April | May | June | |
|---|---|---|---|
| Normal high | 71°F | 79°F | 88°F |
| Normal low | 48°F | 58°F | 66°F |
| Wet days | 8 | 10 | 9 |
| Comfortable days | 17 | 10 | 1 |
| Daylight | 13.1 h | 14.0 h | 14.5 h |
Highs change by +8°F from April and +9°F into June.
Nearby alternatives in May
- Warmer: Wichita Falls, TX121 mi · high 84°F · 9 wet days
How Oklahoma City ranks in May
- Normal high153rd warmest of 378 cities; 2nd of 2 in Oklahoma
- Wet days196th driest of 378
- Comfortable days223rd most of 339
What to pack for Oklahoma City in May
- A rain jacket or umbrella – rain on about 10 days
- Sunglasses and sunscreen – about 14.0 hours of daylight and highs near 79°F
Heating and cooling
May has 50 heating degree days and 151 cooling degree days (base 65°F), 4% of the year's total heating and cooling demand.
Questions
How hot is Oklahoma City in May?
The normal high is 79°F and the normal low is 58°F. From 1991 to 2020 the hottest May reading was 102°F (May 30, 2003).
Does it rain a lot in Oklahoma City in May?
About 10 days in May have at least 0.01 in of precipitation, and the normal total is 5.3 in. The wettest May in 1991-2020 was in 2015 (19.5 in); the driest was in 2017 (1.1 in).
Is May a good time to visit Oklahoma City?
May ranks 4th of 12 months on our comfort score for Oklahoma City (63 out of 100). It has about 10 comfortable days and about 3 days at 90°F or hotter. The best month is April.
Where the numbers come from
- Temperature, rain, snowfall, snow depth, frost dates and humidity and wind by hour: Oklahoma City Will Rogers Airport (USW00013967), 7.2 mi SW of the city center, 1,285 ft (89 ft higher than the city). NOAA normals and daily records, 1991-2020.
- Cloud cover: Oklahoma City Tinker AFB (USW00013919), 8.3 mi ESE of the city center, 1,260 ft (64 ft higher than the city). NOAA normals and daily records, 1991-2020.
- Daily humidity and wind: Will Rogers World Airport (723530-13967), 7.2 mi SW of the city center, 1,279 ft (83 ft higher than the city). Hourly observations, 1991-2020.