Climate Insights for Gaines County Airport

Sioux County, Texas, United States

Hottest
July
36°C peak
Coldest
January
0°C low
Wettest
May
46mm rain
Best to Visit
April, May, September
Mild temps & low rain

Climate Overview

The climate in Gaines County Airport is warm and mild. The average annual temperature is 18°C and approximately 323mm of precipitation falls per year. May is the wettest month, receiving around 46mm of rainfall. Gaines County Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are January, February, December, when temperatures can drop to 0°C. Light snow can occur between January and December.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 15° Average: 6° Min: 0° Feb Max: 18° Average: 9° Min: 2° Mar Max: 23° Average: 14° Min: 7° Apr Max: 27° Average: 18° Min: 11° May Max: 32° Average: 23° Min: 16° Jun Max: 35° Average: 28° Min: 20° Jul Max: 36° Average: 29° Min: 22° Aug Max: 35° Average: 28° Min: 22° Sep Max: 31° Average: 24° Min: 18° Oct Max: 27° Average: 18° Min: 12° Nov Max: 20° Average: 12° Min: 6° Dec Max: 17° Average: 8° Min: 2°
Max
Average
Min

Gaines County Airport has a wide annual temperature range, spanning 36°C from the coldest to warmest months. July is the hottest month, with daytime highs reaching 36°C and an average of 29°C. The coldest month is January, when overnight lows fall to 0°C and the daily average is 6°C. On average, daily temperatures fluctuate by about 15°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 7°C shift in average temperatures.

Precipitation

0mm 25mm 50mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 19mm Snow: 3mm Feb Precipitation: 10mm Snow: 2mm Mar Precipitation: 25mm Snow: 0mm Apr Precipitation: 22mm Snow: 0mm May Precipitation: 46mm Snow: 0mm Jun Precipitation: 33mm Snow: 0mm Jul Precipitation: 18mm Snow: 0mm Aug Precipitation: 28mm Snow: 0mm Sep Precipitation: 40mm Snow: 0mm Oct Precipitation: 42mm Snow: 1mm Nov Precipitation: 25mm Snow: 1mm Dec Precipitation: 17mm Snow: 3mm
Precipitation
Snow

Gaines County Airport is a quite dry location, receiving approximately 323mm of precipitation annually, which averages out to around 27mm per month. The wettest month is May, averaging 46mm of rainfall. October and September also tend to see above-average precipitation. The driest month is February, with just 10mm. That's 36mm less than May, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Light snowfall can occur between January and December, totalling around 10cm annually. January is the snowiest month with approximately 3cm.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h 25km/h 30km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 23km/h Feb Wind Speed: 26km/h Mar Wind Speed: 27km/h Apr Wind Speed: 28km/h May Wind Speed: 27km/h Jun Wind Speed: 24km/h Jul Wind Speed: 22km/h Aug Wind Speed: 21km/h Sep Wind Speed: 20km/h Oct Wind Speed: 22km/h Nov Wind Speed: 22km/h Dec Wind Speed: 23km/h
Wind Speed

Gaines County Airport is moderately windy, with an average annual wind speed of 24km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 28km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in September, with average winds dropping to 20km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 8km/h gap between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

84 days until Summer

It is currently spring in Gaines County Airport, which began on March 20, 2026. Gaines County Airport is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in July at around 36°C, while the coldest stretch bottoms out in January near 0°C. Summer is next, beginning on June 21, 2026 — 84 days from now.

Spring

Temperatures range from 7 to 32°C. Rainfall is relatively light, with around 93mm over the season and a monthly average of 31mm. Winds are strong, averaging 27km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 20 to 36°C. Rainfall is relatively light, with around 78mm over the season and a monthly average of 26mm. Winds are moderate at around 22km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 6 to 31°C. Rainfall is relatively light, with around 106mm over the season and a monthly average of 35mm. Winds are moderate at around 22km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.

Winter

Temperatures range from 0 to 18°C. Precipitation is minimal, with only around 45mm for the entire season. Expect around 8cm of snow accumulation during this period. Winds are moderate at around 24km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan
Feb
Mar 14°
Apr 18°
May 23°
Jun 28°
Jul 29°
Aug 28°
Sep 24°
Oct 18°
Nov 12°
Dec

The best time to visit Gaines County Airport is during April, May, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 38mm per month. By contrast, July can be uncomfortably hot with highs reaching 36°C, while January is the coldest period with lows dropping to 0°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

Monthly Climate Data

The table below shows monthly climate averages for Gaines County Airport based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
0 °C
15 °C
23 km/h
19 mm
3 cm
Feb
2 °C
18 °C
26 km/h
10 mm
2 cm
Mar Current
7 °C
23 °C
27 km/h
25 mm
0 cm
Apr
11 °C
27 °C
28 km/h
22 mm
0 cm
May
16 °C
32 °C
27 km/h
46 mm
0 cm
Jun
20 °C
35 °C
24 km/h
33 mm
0 cm
Jul
22 °C
36 °C
22 km/h
18 mm
0 cm
Aug
22 °C
35 °C
21 km/h
28 mm
0 cm
Sep
18 °C
31 °C
20 km/h
40 mm
0 cm
Oct
12 °C
27 °C
22 km/h
42 mm
1 cm
Nov
6 °C
20 °C
22 km/h
25 mm
1 cm
Dec
2 °C
17 °C
23 km/h
17 mm
3 cm
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Metric (°C, km/h)