As of 20:04 MST

Mesa, AZ weather in September

99°

Mesa, Saturday, 8 August, 20:04

Overcast. Feels like 95°. High 111°, low 91°.

Pressure29.77 inHg

Wind10.9 mph N

Humidity18%

Visibility6.2 mi

Dew point51°

See detailed hourly forecast

In September, Mesa, AZ averages a high of 96.9° and a low of 72.8°. About 1.3 inches of precipitation fall over the month (3 wet days). The record high is 111.6° (2024) and the record low 51.8° (1965). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	100.2°	78.3°	18%	109.4° (1982)	65.5° (1992)
2	100°	77.9°	15%	109° (1982)	64° (1992)
3	100.8°	77.5°	5%	108.7° (1983)	65.7° (1973)
4	100.4°	76.8°	10%	111.2° (2020)	60.4° (1961)
5	100°	77°	15%	111.6° (2024)	62.4° (1992)
6	99.9°	77°	10%	109.2° (2020)	61.5° (1970)
7	99.7°	76.8°	15%	109.6° (1979)	66.2° (1985)
8	99.5°	76.5°	12%	107.4° (1979)	64.8° (1992)
9	98.6°	75.7°	13%	109.8° (2023)	65.8° (1992)
10	98.2°	75.4°	20%	109.8° (2023)	65.7° (1992)
11	97.7°	74.5°	25%	109.6° (1990)	60.1° (1986)
12	97.3°	73.6°	17%	107.8° (1971)	56.1° (1985)
13	96.6°	73°	17%	108.1° (2000)	57.7° (1985)
14	96.3°	72.7°	12%	109.4° (2000)	61.7° (1988)
15	96.6°	72.5°	7%	107.2° (2000)	59° (1970)
16	96.8°	72.5°	3%	106° (1962)	57.4° (1970)
17	96.4°	72°	5%	108.3° (1962)	57.4° (1970)
18	96.3°	71.2°	12%	107.8° (1962)	62.6° (1977)
19	95.9°	70.7°	13%	107.6° (1962)	59° (1993)
20	95.5°	70.3°	10%	104.2° (2010)	55.2° (1965)
21	95.5°	70°	7%	103.1° (2003)	51.8° (1965)
22	94.3°	70.7°	13%	105.8° (1989)	55.4° (1965)
23	93.9°	69.8°	12%	104.9° (2001)	55.6° (1970)
24	94.3°	69.1°	8%	104.9° (2025)	55.9° (1986)
25	95°	69.6°	8%	106.5° (2024)	56.3° (1970)
26	94.6°	69.6°	10%	106.5° (2024)	57.4° (1961)
27	94.3°	69.1°	12%	108.5° (2024)	55.8° (1986)
28	94.3°	68.7°	8%	111.4° (2024)	55.9° (2013)
29	94.3°	68.9°	5%	109.2° (2024)	56.5° (1982)
30	94.1°	67.6°	7%	105.4° (2010)	55° (1965)