Weather in Spokane County

Calculated from weather data of Spokane International Airport (KGEG) between 2020 and 2024.

Maximum temperatures (°F)

Month	Average	2024	2023	2022	2021	2020
January	35.0	33.0	36.0	34.0	38.0	39.0
February	38.0	42.0	40.0	40.0	36.0	43.0
March	49.0	51.0	46.0	52.0	53.0	48.0
April	57.0		56.0	52.0	62.0	59.0
May	70.0		76.0	61.0	70.0	68.0
June	77.0		79.0	73.0	85.0	73.0
July	88.0		89.0	88.0	92.0	85.0
August	87.0		86.0	91.0	85.0	86.0
September	74.0		74.0	80.0	74.0	78.0
October	59.0		61.0	66.0	59.0	58.0
November	42.0		42.0	35.0	46.0	44.0
December	35.0		38.0	28.0	34.0	37.0
Average	57.0	42.0	60.0	59.0	61.0	60.0

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°F)

Month	Average	2024	2023	2022	2021	2020
January	26.0	24	28	25	30	30
February	25.0	31	26	25	25	29
March	32.0	34	30	35	32	31
April	38.0		37	34	39	38
May	48.0		53	42	45	46
June	54.0		55	53	59	52
July	60.0		61	61	64	57
August	60.0		61	63	60	59
September	51.0		52	54	51	53
October	40.0		42	45	41	39
November	31.0		32	24	35	32
December	27.0		31	21	25	28
Average	40.0	30.0	43.0	41.0	42.0	41.0

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Cold and hot days

Number of days	2024	2023	2022	2021	2020
86 °F or warmer	0	42	52	57	38
77 °F or warmer	0	107	89	94	84
68 °F or warmer	2	149	135	138	134
32 °F or colder	40	103	116	100	108

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	18.6	29	13	13	21	26
February	19.8	27	11	12	15	8
March	12.5	13	13	15	4	13
April	10.8		10	10	6	5
May	7.5		4	13	4	13
June	5.7		3	13	2	10
July	1.0		0	2	1	1
August	1.8		5	0	1	1
September	5.2		5	4	5	1
October	7.1		5	6	9	8
November	14.4		16	17	17	12
December	17.3		22	17	15	15
Average	11.0	22.6	8.4	9.7	7.5	9.0

Precipitation during daylight period

Percentage of observations with observed rain, drizzle, snow or hail. Only observations between sunrise and sunset are taken into account.

Wind speed (miles per hour)

Month	Average	2024	2023	2022	2021	2020
January	7.8	8	6	7	8	11
February	9.4	9	10	9	12	10
March	9.8	9	9	10	10	12
April	11.1		10	12	12	10
May	9.1		7	11	11	11
June	9.8		8	11	9	10
July	8.7		9	8	8	10
August	8.3		8	8	9	9
September	8.4		8	7	9	8
October	8.8		7	8	10	10
November	8.2		7	8	10	10
December	7.4		7	6	10	8
Average	8.9	8.5	8.1	8.8	9.8	9.8

Average wind speed

Excluding wind gusts. Only observations between sunrise and sunset are taken into account.

Prevailing wind direction

Month	2024	2023	2022	2021	2020
January	E	E	S	S	S
February	SW	S	S	SW	SW
March	S	SE	SW	SW	SW
April		SW	SW	SW	SW
May		S	SW	SW	S
June		SW	SW	SW	SW
July		SW	SW	S	SW
August		S	S	SW	SW
September		S	SE	SW	S
October		SE	S	S	SW
November		S	SE	S	S
December		E	SE	SW	S

Prevailing wind direction

Average wind direction, weighed by wind speed. Only observations between sunrise and sunset are taken into account.

Spokane County weather Q&A

What is the warmest month in Spokane County?

The warmest month is July with an average temperature of 88 °F over the past years.

What is the coldest month in Spokane County?

The coldest month is December with an average daytime temperature of 35 °F in the past few years.

Which month is the wettest in Spokane County?

Chance of precipitation is the highest in February with a probability of around 19.9 %.

Which month is the driest in Spokane County?

The least rainfall and snow can be expected in July. The probability is about 1.1 %.