Climate Insights for Crystal City Municipal Airport

Zavala County, Texas, United States

Hottest
July
38°C peak
Coldest
January
8°C low
Wettest
May
104mm rain
Best to Visit
February, March, April
Mild temps & low rain

Climate Overview

The climate in Crystal City Municipal Airport is warm and mild. The average annual temperature is 23°C and approximately 557mm of precipitation falls per year. May is the wettest month, receiving around 104mm of rainfall. Crystal City Municipal 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, December, February, when temperatures can drop to 8°C.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 20° Average: 13° Min: 8° Feb Max: 24° Average: 16° Min: 10° Mar Max: 28° Average: 20° Min: 15° Apr Max: 31° Average: 24° Min: 18° May Max: 34° Average: 27° Min: 22° Jun Max: 37° Average: 31° Min: 25° Jul Max: 38° Average: 32° Min: 26° Aug Max: 38° Average: 32° Min: 26° Sep Max: 35° Average: 29° Min: 24° Oct Max: 31° Average: 24° Min: 19° Nov Max: 24° Average: 18° Min: 14° Dec Max: 21° Average: 15° Min: 10°
Max
Average
Min

Temperatures in Crystal City Municipal Airport vary considerably across the year, with a 30°C difference between the coldest and warmest months. July is the hottest month, with daytime highs reaching 38°C and an average of 32°C. January is the coolest month, with minimum temperatures around 8°C and an average of 13°C. On average, daily temperatures fluctuate by about 12°C between overnight lows and afternoon highs. The sharpest temperature change occurs between October and November, with a 6°C shift in average temperatures.

Precipitation

0mm 25mm 50mm 75mm 100mm 125mm 150mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 21mm Snow: 0mm Feb Precipitation: 21mm Snow: 1mm Mar Precipitation: 41mm Snow: 0mm Apr Precipitation: 66mm Snow: 0mm May Precipitation: 104mm Snow: 0mm Jun Precipitation: 33mm Snow: 0mm Jul Precipitation: 27mm Snow: 0mm Aug Precipitation: 53mm Snow: 0mm Sep Precipitation: 78mm Snow: 0mm Oct Precipitation: 45mm Snow: 0mm Nov Precipitation: 37mm Snow: 0mm Dec Precipitation: 31mm Snow: 0mm
Precipitation
Snow

Crystal City Municipal Airport is a relatively dry area, receiving approximately 557mm of precipitation annually, which averages out to around 46mm per month. The wettest month is May, averaging 104mm of rainfall. September and April also tend to see above-average precipitation. The driest month is February, with just 21mm. That's 83mm less than May, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h 25km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 18km/h Feb Wind Speed: 18km/h Mar Wind Speed: 21km/h Apr Wind Speed: 22km/h May Wind Speed: 22km/h Jun Wind Speed: 21km/h Jul Wind Speed: 22km/h Aug Wind Speed: 21km/h Sep Wind Speed: 18km/h Oct Wind Speed: 17km/h Nov Wind Speed: 17km/h Dec Wind Speed: 17km/h
Wind Speed

Crystal City Municipal Airport is mildly breezy, with an average annual wind speed of 19km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is July, averaging 22km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in November, with average winds dropping to 17km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 5km/h between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 18km/h in winter, 22km/h in spring, 21km/h in summer, 17km/h in autumn.

Seasons

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

88 days until Summer

It is currently spring in Crystal City Municipal Airport, which began on March 20, 2026. Crystal City Municipal 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 38°C, while the coldest stretch bottoms out in January near 8°C. Summer is next, beginning on June 21, 2026 — 88 days from now.

Spring

Temperatures range from 15 to 34°C. Precipitation is moderate at around 210mm for the season, averaging 70mm per month. Winds are moderate at around 22km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 25 to 38°C. Rainfall is relatively light, with around 113mm over the season and a monthly average of 38mm. Winds are moderate at around 21km/h. Stay hydrated, wear sun protection, and seek shade during the hottest hours of the day.

Autumn

Temperatures range from 14 to 35°C. Precipitation is moderate at around 160mm for the season, averaging 53mm per month. Winds are moderate at around 17km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.

Winter

Temperatures range from 8 to 24°C. Rainfall is relatively light, with around 74mm over the season and a monthly average of 25mm. Winds are moderate at around 18km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 13°
Feb 16°
Mar 20°
Apr 24°
May 27°
Jun 31°
Jul 32°
Aug 32°
Sep 29°
Oct 24°
Nov 18°
Dec 15°

The best time to visit Crystal City Municipal Airport is during February, March, April, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 42mm per month. By contrast, July can be uncomfortably hot with highs reaching 38°C, while January is the coldest period with lows dropping to 8°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 Crystal City Municipal 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. 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
8 °C
20 °C
18 km/h
21 mm
0 cm
Feb
10 °C
24 °C
18 km/h
21 mm
1 cm
Mar Current
15 °C
28 °C
21 km/h
41 mm
0 cm
Apr
18 °C
31 °C
22 km/h
66 mm
0 cm
May
22 °C
34 °C
22 km/h
104 mm
0 cm
Jun
25 °C
37 °C
21 km/h
33 mm
0 cm
Jul
26 °C
38 °C
22 km/h
27 mm
0 cm
Aug
26 °C
38 °C
21 km/h
53 mm
0 cm
Sep
24 °C
35 °C
18 km/h
78 mm
0 cm
Oct
19 °C
31 °C
17 km/h
45 mm
0 cm
Nov
14 °C
24 °C
17 km/h
37 mm
0 cm
Dec
10 °C
21 °C
17 km/h
31 mm
0 cm
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