As of 05:17 CDT

Round Rock, TX weather in May

78°

Round Rock, Sunday, 9 August, 05:17

Partly cloudy. Feels like 80°. High 98°, low 77°.

Pressure30.00 inHg

Wind4 mph S

Humidity83%

Visibility6.2 mi

Dew point72°

See detailed hourly forecast

In May, Round Rock, TX averages a high of 83.6° and a low of 66.2°. About 5.1 inches of precipitation fall over the month (12 wet days). The record high is 102.2° (2011) and the record low 45.5° (2013). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	80.1°	63°	43%	92.8° (2002)	49.5° (2005)
2	79.7°	62.8°	50%	91.6° (2020)	49.3° (1976)
3	80.1°	62.2°	32%	92.1° (2020)	45.5° (2013)
4	80.8°	61.5°	38%	94.6° (1984)	48.2° (1978)
5	81°	63.3°	43%	98.1° (1984)	50.4° (1979)
6	82.2°	64.4°	35%	97° (1984)	52.7° (1991)
7	83.1°	65.1°	42%	98.2° (1998)	49.3° (1992)
8	82.6°	65.5°	38%	95.5° (2022)	50.5° (1982)
9	83.3°	66°	50%	96.3° (2011)	52.9° (1984)
10	82.2°	65.7°	43%	94.8° (2008)	52° (1969)
11	82.4°	65.8°	38%	95.7° (1967)	50.2° (1981)
12	82.4°	65.8°	52%	95.7° (1967)	50.4° (1960)
13	82.6°	64.9°	35%	95.5° (2025)	51.8° (1979)
14	82.6°	65.1°	38%	95.4° (2025)	52.9° (1979)
15	82.4°	65.1°	33%	94.8° (2022)	49.1° (2014)
16	83.7°	65.8°	28%	96.6° (2022)	52.7° (1973)
17	83.7°	66.2°	33%	96.6° (2022)	52.2° (1970)
18	84°	65.8°	25%	97.2° (2018)	53.1° (1976)
19	84.2°	66°	25%	96.6° (2006)	54.1° (2009)
20	84°	66.7°	38%	97° (2022)	53.2° (2002)
21	84°	66.6°	42%	96.3° (1996)	55.2° (1960)
22	84.7°	67.1°	30%	96.6° (1996)	56.3° (2001)
23	85.1°	68.4°	37%	97.7° (2008)	55° (1967)
24	85.8°	69.1°	40%	95.5° (2025)	54.1° (2017)
25	86.2°	68.5°	28%	102.2° (2011)	57.9° (1975)
26	86.5°	69.3°	33%	97.3° (2018)	57.4° (1979)
27	86.4°	69.4°	35%	98.2° (2011)	58.1° (1961)
28	86.5°	69.1°	45%	99.5° (2011)	56.8° (1976)
29	86.4°	69.3°	37%	97.5° (2018)	57.9° (1992)
30	86.7°	69.8°	35%	98.2° (2018)	58.1° (1984)
31	86.7°	69.4°	42%	98.4° (1998)	57.7° (1975)