Killeen weather in May: Killeen, Texas: normal highs, lows, rain and records for May
Killeen in May has a normal high of 84°F and a normal low of 63°F, a daily mean of 73°F, rising from 79°F on the 1st to 89°F by the 31st. Measurable precipitation falls on 7 days in a normal May, 4.70 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 29°C and low of 17°C, 119 mm of precipitation in May.
- NOAA stationKilleen
- Station IDUSC00414792
- Location31.07°N 97.69°W
- Elevation815 ft (248 m)
- Population160,616
- Jan 60° 36°
- Feb 63° 40°
- Mar 70° 47°
- Apr 77° 54°
- May 84° 63°
- Jun 92° 70°
- Jul 96° 72°
- Aug 97° 73°
- Sep 90° 67°
- Oct 80° 56°
- Nov 69° 46°
- Dec 60° 38°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Killeen in May?
The normal high is 84°F and the normal low 63°F, for a daily mean of 73.4°F. May is 8.1°F warmer than April and 7.6°F cooler than June. May is the 5th warmest month of the year in Killeen and the wettest. Across the month the normal high rises 10°F, from 79°F on May 1 to 89°F on May 31. From one year to the next May's mean temperature typically moves about 2.6°F either way (NOAA's standard deviation), so roughly two Mays in three average between 71°F and 76°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 23%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| May 1 | 79°F | 58°F | 21% | 16% |
| May 8 | 81°F | 60°F | 22% | 16% |
| May 15 | 83°F | 63°F | 23% | 17% |
| May 22 | 86°F | 65°F | 23% | 17% |
| May 31 | 89°F | 68°F | 23% | 16% |
Every day of May: normal high, low and chance of precipitation (warmest afternoon May 31, coldest night May 1)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| May 1 | 79°F | 58°F | 21% | 16% | 13 h 20 min |
| May 2 | 80°F | 58°F | 21% | 16% | 13 h 20 min |
| May 3 | 80°F | 58°F | 21% | 16% | 13 h 20 min |
| May 4 | 80°F | 59°F | 21% | 16% | 13 h 30 min |
| May 5 | 80°F | 59°F | 21% | 16% | 13 h 30 min |
| May 6 | 80°F | 60°F | 22% | 16% | 13 h 30 min |
| May 7 | 81°F | 60°F | 22% | 16% | 13 h 30 min |
| May 8 | 81°F | 60°F | 22% | 16% | 13 h 30 min |
| May 9 | 81°F | 61°F | 22% | 17% | 13 h 30 min |
| May 10 | 82°F | 61°F | 22% | 17% | 13 h 40 min |
| May 11 | 82°F | 61°F | 23% | 17% | 13 h 40 min |
| May 12 | 82°F | 62°F | 23% | 17% | 13 h 40 min |
| May 13 | 83°F | 62°F | 23% | 17% | 13 h 40 min |
| May 14 | 83°F | 63°F | 23% | 17% | 13 h 40 min |
| May 15 | 83°F | 63°F | 23% | 17% | 13 h 40 min |
| May 16 | 84°F | 63°F | 23% | 17% | 13 h 40 min |
| May 17 | 84°F | 64°F | 23% | 17% | 13 h 50 min |
| May 18 | 84°F | 64°F | 23% | 17% | 13 h 50 min |
| May 19 | 85°F | 64°F | 23% | 17% | 13 h 50 min |
| May 20 | 85°F | 65°F | 23% | 17% | 13 h 50 min |
| May 21 | 85°F | 65°F | 23% | 17% | 13 h 50 min |
| May 22 | 86°F | 65°F | 23% | 17% | 13 h 50 min |
| May 23 | 86°F | 66°F | 23% | 17% | 13 h 50 min |
| May 24 | 87°F | 66°F | 23% | 17% | 13 h 50 min |
| May 25 | 87°F | 66°F | 23% | 17% | 13 h 50 min |
| May 26 | 87°F | 66°F | 23% | 17% | 14 h |
| May 27 | 88°F | 67°F | 23% | 17% | 14 h |
| May 28 | 88°F | 67°F | 23% | 17% | 14 h |
| May 29 | 88°F | 67°F | 23% | 17% | 14 h |
| May 30 | 89°F | 67°F | 23% | 16% | 14 h |
| May 31 | 89°F | 68°F | 23% | 16% | 14 h |
- Normal high
- 84°FMay average
- Normal low
- 63°FMay average
- Precipitation
- 4.70 inmonth total
- Days with precipitation
- 70.01 inch or more
- Days at 90°F or more
- 8
- Daylight
- 13 h 20 min to 14 hMay 1 to May 31
- Days at 70°F or more
- 30
- Days at 80°F or more
- 23
- Sunshine
- 76%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USC00414792; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Killeen in May?
On a given May day the chance of 0.01 inch or more is 23% on average, highest around May 19 (23%). In all, 4.70 in falls on 7 days of a normal May, 1 of them with an inch or more.
In a normal May in Killeen, 8 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USC00414792.
What are the records for May in Killeen?
The May mean against the 1991-2020 normal of 73.4°F: 2021 71.5°F (−2.0), 2022 79.3°F (+5.9), 2025 75.8°F (+2.4). 2 of 3 ran warmer than normal.
| May | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 71.5°F | −2.0°F | 0.57 in |
| 2022 | 79.3°F | +5.9°F | 2.35 in |
| 2025 | 75.8°F | +2.4°F | 0.00 in |
Source: recent months: ACIS, station USC00414792. Records and recent months use complete months only.
How does May in Killeen compare across Texas?
Across the 321 places PlainClimate covers in Texas, May normal highs run from 78°F in Hartley to 98°F in Terlingua; Killeen's is 84°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.