Climate Insights for Halm Ranch Airport

Hays County, Texas, United States

Hottest
July
36°C peak
Coldest
January
6°C low
Wettest
August
121mm rain
Best to Visit
March, April, October
Mild temps & low rain

Climate Overview

The climate in Halm Ranch Airport is warm and mild. The average annual temperature is 20°C and approximately 942mm of precipitation falls per year. Halm Ranch Airport receives a notable amount of rainfall throughout the year, including during its driest month. Halm Ranch 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 6°C.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 17° Average: 11° Min: 6° Feb Max: 20° Average: 13° Min: 9° Mar Max: 24° Average: 18° Min: 13° Apr Max: 27° Average: 20° Min: 14° May Max: 30° Average: 24° Min: 19° Jun Max: 34° Average: 28° Min: 23° Jul Max: 36° Average: 30° Min: 24° Aug Max: 35° Average: 29° Min: 24° Sep Max: 31° Average: 26° Min: 21° Oct Max: 27° Average: 21° Min: 15° Nov Max: 22° Average: 16° Min: 11° Dec Max: 17° Average: 11° Min: 6°
Max
Average
Min

Temperatures in Halm Ranch 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 36°C and an average of 30°C. January is the coolest month, with minimum temperatures around 6°C and an average of 11°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 5°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: 42mm Feb Precipitation: 59mm Mar Precipitation: 76mm Apr Precipitation: 96mm May Precipitation: 117mm Jun Precipitation: 78mm Jul Precipitation: 36mm Aug Precipitation: 121mm Sep Precipitation: 114mm Oct Precipitation: 69mm Nov Precipitation: 51mm Dec Precipitation: 82mm
Precipitation

Halm Ranch Airport is a moderately rainy area, receiving approximately 942mm of precipitation annually, which averages out to around 78mm per month. The wettest month is August, averaging 121mm of rainfall. May and September also tend to see above-average precipitation. The driest month is July, with just 36mm. That's 85mm less than August, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.

Wind

0km/h 5km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 4km/h Feb Wind Speed: 4km/h Mar Wind Speed: 4km/h Apr Wind Speed: 4km/h May Wind Speed: 4km/h Jun Wind Speed: 3km/h Jul Wind Speed: 3km/h Aug Wind Speed: 3km/h Sep Wind Speed: 3km/h Oct Wind Speed: 3km/h Nov Wind Speed: 3km/h Dec Wind Speed: 3km/h
Wind Speed

Halm Ranch Airport is relatively calm, with an average annual wind speed of 3km/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 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

Seasons

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

7 days until Summer

It is currently spring in Halm Ranch Airport, which began on March 20, 2026. Halm Ranch 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 6°C. Summer is next, beginning on June 21, 2026 — 7 days from now.

Spring

Temperatures range from 13 to 30°C. Precipitation is moderate at around 290mm for the season, averaging 97mm per month. Winds are generally light, averaging 4km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 23 to 36°C. Precipitation is moderate at around 235mm for the season, averaging 78mm per month. Winds are generally light, averaging 3km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 11 to 31°C. Precipitation is moderate at around 234mm for the season, averaging 78mm per month. Winds are generally light, averaging 3km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 6 to 20°C. Precipitation is moderate at around 183mm for the season, averaging 61mm per month. Winds are generally light, averaging 4km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.

Best Time to Visit

Jan 11°
Feb 13°
Mar 18°
Apr 20°
May 24°
Jun 28°
Jul 30°
Aug 29°
Sep 26°
Oct 21°
Nov 16°
Dec 11°

The best time to visit Halm Ranch Airport is during March, April, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 73mm per month. By contrast, July can be uncomfortably hot with highs reaching 36°C, while January is the coldest period with lows dropping to 6°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

Monthly Climate Data

The table below shows monthly climate averages for Halm Ranch 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
6 °C
17 °C
4 km/h
42 mm
0 cm
Feb
9 °C
20 °C
4 km/h
59 mm
0 cm
Mar
13 °C
24 °C
4 km/h
76 mm
0 cm
Apr
14 °C
27 °C
4 km/h
96 mm
0 cm
May
19 °C
30 °C
4 km/h
117 mm
0 cm
Jun Current
23 °C
34 °C
3 km/h
78 mm
0 cm
Jul
24 °C
36 °C
3 km/h
36 mm
0 cm
Aug
24 °C
35 °C
3 km/h
121 mm
0 cm
Sep
21 °C
31 °C
3 km/h
114 mm
0 cm
Oct
15 °C
27 °C
3 km/h
69 mm
0 cm
Nov
11 °C
22 °C
3 km/h
51 mm
0 cm
Dec
6 °C
17 °C
3 km/h
82 mm
0 cm
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