Weather in Gaston County

Calculated from weather data of Charlotte/Douglas International Airport (KCLT) between 2020 and 2024.

Maximum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	12.0	11.8	14.3	11.0	10.9	13.0
February	16.1	15.9	18.1	15.6	12.1	14.5
March	18.5	19.8	18.6	20.3	19.6	20.1
April	23.2	24.1	22.8	23.3	23.3	22.6
May	26.7		24.6	27.6	26.5	24.1
June	30.1		28.6	32.1	30.1	29.3
July	32.5		32.5	32.8	32.0	33.2
August	31.4		31.8	30.8	32.2	31.3
September	28.7		28.1	27.8	28.3	26.6
October	24.0		24.1	21.6	25.0	24.1
November	17.2		17.8	18.3	17.1	19.8
December	13.9		14.5	11.6	18.0	12.5
Average	22.3	17.8	23.0	23.1	23.0	22.6

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°C)

Month	Average	2024	2023	2022	2021	2020
January	2.3	2	5	0	1	4
February	5.2	5	7	4	2	5
March	7.3	8	8	8	8	10
April	11.2	13	11	11	10	10
May	16.0		15	17	14	14
June	19.8		18	20	20	20
July	22.1		22	23	22	23
August	21.4		22	21	22	22
September	18.3		18	17	17	18
October	12.6		12	10	14	13
November	5.8		6	8	4	8
December	3.9		4	4	7	2
Average	11.5	6.9	12.4	12.1	11.8	12.4

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
30 °C or warmer	3	69	83	82	76
25 °C or warmer	12	163	160	168	147
20 °C or warmer	44	239	231	241	229
0 °C or colder	17	28	35	32	26

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	10.3	17	10	9	9	13
February	10.4	9	9	10	13	14
March	8.9	14	8	10	8	9
April	7.4	8	17	4	4	5
May	5.4		8	3	3	10
June	3.8		8	1	3	4
July	2.1		1	3	3	2
August	4.5		8	3	4	6
September	5.2		2	8	5	9
October	5.1		2	3	5	7
November	6.5		6	9	3	4
December	10.8		15	9	5	6
Average	7.0	11.8	7.6	5.7	5.1	7.1

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 (km/h)

Month	Average	2024	2023	2022	2021	2020
January	12.1	14	12	13	10	12
February	13.3	14	14	13	12	13
March	13.9	12	14	15	13	14
April	13.8	13	13	13	14	14
May	12.7		15	13	12	12
June	11.0		11	11	12	12
July	10.2		9	11	10	10
August	9.5		10	9	10	10
September	11.0		10	12	10	13
October	10.7		11	11	11	10
November	10.7		9	13	12	10
December	10.9		10	9	12	11
Average	11.8	13.2	11.4	12.1	11.5	11.6

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	W	SW	NW	NW	NW
February	SW	SW	SW	N	SW
March	NW	SW	SW	NE	SW
April	SW	SW	SW	W	W
May		N	S	W	NW
June		NW	NW	S	SW
July		W	SW	SW	SW
August		W	W	SE	S
September		N	N	N	NE
October		W	N	W	NE
November		NE	NE	NW	E
December		W	N	SW	W

Prevailing wind direction

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

Gaston County weather Q&A

What is the warmest month in Gaston County?

The warmest month is July with an average temperature of 33 °C over the past years.

What is the coldest month in Gaston County?

The coldest month is January with an average daytime temperature of 12 °C in the past few years.

Which month is the wettest in Gaston County?

Chance of precipitation is the highest in December with a probability of around 10.9 %.

Which month is the driest in Gaston County?

The least rainfall and snow can be expected in July. The probability is about 2.2 %.