As of 01:49 CDT

Allen, TX weather in May

80°

Allen, Sunday, 9 August, 01:49

Clear. Feels like 80°. High 100°, low 79°.

Pressure30.00 inHg

Wind23 mph SE

Humidity69%

Visibility6.2 mi

Dew point69°

See detailed hourly forecast

In May, Allen, TX averages a high of 80.8° and a low of 64.4°. About 6.0 inches of precipitation fall over the month (11 wet days). The record high is 99° (2025) and the record low 42.8° (2013). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	76.3°	59.9°	40%	89.1° (2002)	46° (2014)
2	76.5°	59.4°	50%	88° (1987)	44.8° (2013)
3	75°	58.8°	45%	89.4° (2012)	42.8° (2013)
4	77.2°	59°	33%	92.1° (2014)	43.3° (2013)
5	78.3°	61°	40%	92.5° (2023)	48.9° (2013)
6	79.7°	62.4°	32%	92.8° (1998)	48.2° (2013)
7	79.9°	62.6°	33%	89.1° (2003)	48.9° (1992)
8	80.1°	63.5°	35%	90.7° (2022)	51.1° (1960)
9	79.3°	63.3°	38%	92.7° (2022)	50.4° (1969)
10	79.3°	63°	35%	92.7° (1963)	49.5° (2019)
11	79.2°	63.3°	38%	96.1° (1967)	47.7° (1981)
12	79.7°	63.9°	43%	93° (1978)	45.7° (1960)
13	80.2°	63.5°	32%	94.6° (2025)	49.1° (1979)
14	80.1°	63.5°	37%	99° (2025)	52.2° (2002)
15	80.6°	63.7°	40%	94.6° (2022)	49.8° (2014)
16	80.6°	64.2°	33%	89.6° (1996)	51.3° (1983)
17	81.3°	64.6°	30%	94.3° (2022)	54° (2011)
18	81.7°	64.8°	25%	93.4° (2022)	51.4° (1976)
19	81.9°	65.1°	30%	95.2° (2022)	51.4° (2002)
20	81.5°	65.3°	40%	95.7° (2022)	51.8° (1968)
21	81.5°	65.1°	37%	93.2° (2005)	55° (1967)
22	81.9°	66°	27%	95° (2005)	52.3° (2001)
23	83.1°	67.6°	32%	94.3° (1996)	52.9° (1963)
24	83.1°	67.8°	33%	93.6° (2025)	54.7° (2017)
25	83.5°	67.5°	43%	93.9° (2025)	54.3° (1979)
26	84°	67.6°	32%	94.8° (2024)	56.8° (1966)
27	83.5°	67.6°	38%	94.5° (2018)	54° (1961)
28	83.3°	67.5°	38%	95° (2011)	55.8° (1961)
29	83.8°	68°	42%	94.8° (2018)	54.9° (1984)
30	84.2°	68.2°	37%	98.1° (1985)	54° (1984)
31	84°	68.4°	37%	97° (2018)	55.4° (1983)