As of 15:51 PDT

Airway Heights, WA weather in September

87°

Airway Heights, Sunday, 9 August, 15:51

Clear. Feels like 84°. High 87°, low 53°.

Pressure29.83 inHg

Wind2 mph S

Humidity21%

Visibility6.2 mi

Dew point42°

See detailed hourly forecast

In September, Airway Heights, WA averages a high of 72.3° and a low of 50°. About 0.9 inches of precipitation fall over the month (4 wet days). The record high is 98.8° (2025) and the record low 29.3° (1965). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	77.5°	54.7°	10%	95.7° (2025)	41.7° (1999)
2	77°	54.1°	10%	98.8° (2025)	44.2° (1999)
3	77.7°	54°	13%	98.8° (1988)	42.6° (1980)
4	77.7°	53.8°	12%	97° (1988)	42.6° (2015)
5	77.2°	54°	7%	94.6° (1988)	43.2° (1969)
6	76.1°	53.1°	15%	93.2° (2024)	39.4° (1960)
7	75.7°	52.5°	10%	93.9° (2024)	40.6° (1992)
8	75.2°	52.9°	13%	93.6° (2024)	40.5° (1976)
9	74.8°	52.2°	17%	90.3° (2011)	41.5° (1976)
10	74.1°	51.3°	8%	91.6° (2011)	42.4° (1970)
11	74.1°	51.6°	15%	91.4° (2011)	42.6° (2014)
12	73.6°	50.9°	7%	89.4° (2013)	37° (1970)
13	73.2°	50.7°	12%	88.5° (2013)	36.9° (1970)
14	73.4°	50.4°	13%	91° (2002)	34.7° (1970)
15	72.9°	50.4°	17%	88.9° (2013)	37.4° (1970)
16	71.6°	50°	13%	89.6° (1981)	33.3° (1965)
17	70.7°	49.6°	23%	93.4° (1981)	29.3° (1965)
18	69.8°	49.8°	27%	87.4° (1981)	35.1° (1978)
19	68.7°	49.3°	17%	86.7° (2008)	34.9° (1983)
20	67.6°	47.5°	27%	84.6° (1979)	31.5° (1983)
21	68°	46.6°	18%	88° (1967)	36° (1983)
22	68.9°	46.4°	10%	88.3° (1966)	33.6° (1993)
23	69.3°	47.3°	15%	90.3° (2001)	31.3° (2000)
24	69.8°	46.9°	15%	90.7° (2011)	31.1° (1984)
25	70.2°	47.7°	20%	87.3° (2001)	33.6° (1970)
26	68.9°	47.7°	17%	84.6° (1963)	32.5° (1972)
27	68.5°	46.8°	15%	87.4° (1963)	30.7° (1972)
28	68.9°	46°	18%	91.2° (1963)	34.2° (1999)
29	68.5°	46.6°	13%	84.2° (1992)	31.1° (1985)
30	67.8°	46.6°	18%	85.5° (1992)	31.8° (2019)