Dryden Terrell County Airport, Texas climate: Climate normals at a NOAA weather station
Dryden Terrell County Airport's normal year runs from 37°F January nights to 97°F July afternoons, with 9.8 inches of precipitation a year. (NOAA 1991-2020 normals)
In metric: a yearly mean of 20.1°C, January lows of 3°C, July highs of 36°C, 248 mm of precipitation a year.
- NOAA stationDryden Terrell County Airport
- Station IDUSW00003032
- Location30.05°N 102.21°W
- Elevation2,322 ft (708 m)
On October 23, the normal high in Dryden Terrell County Airport is 79°F and the normal low 54°F, and the chance of measurable rain or snow is 16%.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Dryden Terrell County Airport.
- Jan 62° 37°
- Feb 68° 41°
- Mar 76° 48°
- Apr 84° 56°
- May 91° 64°
- Jun 95° 70°
- Jul 97° 72°
- Aug 96° 72°
- Sep 89° 67°
- Oct 81° 57°
- Nov 71° 45°
- Dec 62° 38°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like at Dryden Terrell County Airport each month?
July is the warmest month, with normal highs of 97°F; January the coldest, with normal lows of 37°F. The most precipitation falls in May (1.29 in), the least in December (0.42 in).
| Month | High | Low | Mean | Precip. | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|---|
| January | 62°F | 37°F | 49.4°F | 0.66 | 3 | <1 | 7 | 10 h 20 min |
| February | 68°F | 41°F | 54.4°F | 0.59 | 3 | 1 | 4 | 11 h 10 min |
| March | 76°F | 48°F | 61.9°F | 0.55 | 3 | 3 | 1 | 12 h |
| April | 84°F | 56°F | 69.6°F | 0.43 | 3 | 9 | <1 | 12 h 50 min |
| May | 91°F | 64°F | 77.5°F | 1.29 | 5 | 19 | <1 | 13 h 40 min |
| June | 95°F | 70°F | 82.7°F | 1.23 | 5 | 25 | <1 | 14 h |
| July | 97°F | 72°F | 84.5°F | 1.00 | 3 | 27 | <1 | 13 h 50 min |
| August | 96°F | 72°F | 83.9°F | 0.95 | 4 | 28 | <1 | 13 h 20 min |
| September | 89°F | 67°F | 77.9°F | 1.05 | 4 | 18 | <1 | 12 h 20 min |
| October | 81°F | 57°F | 69.0°F | 1.05 | 6 | 6 | <1 | 11 h 30 min |
| November | 71°F | 45°F | 58.0°F | 0.53 | 3 | <1 | 2 | 10 h 40 min |
| December | 62°F | 38°F | 50.0°F | 0.42 | 3 | <1 | 8 | 10 h 10 min |
| Year (annual) | 81°F | 56°F | 68.2°F | 9.75 | 44 | 135 | 22 |
The same normals in °C and millimetres
| Month | High | Low | Mean | Precip. |
|---|---|---|---|---|
| January | 17°C | 3°C | 9.7°C | 17 mm |
| February | 20°C | 5°C | 12.4°C | 15 mm |
| March | 24°C | 9°C | 16.6°C | 14 mm |
| April | 29°C | 13°C | 20.9°C | 11 mm |
| May | 33°C | 18°C | 25.3°C | 33 mm |
| June | 35°C | 21°C | 28.2°C | 31 mm |
| July | 36°C | 22°C | 29.2°C | 25 mm |
| August | 36°C | 22°C | 28.8°C | 24 mm |
| September | 32°C | 19°C | 25.5°C | 27 mm |
| October | 27°C | 14°C | 20.6°C | 27 mm |
| November | 21°C | 7°C | 14.4°C | 13 mm |
| December | 17°C | 3°C | 10.0°C | 11 mm |
NOAA publishes no 1991-2020 snowfall normal for this station. The nearest record that keeps one, Sanderson (12 miles away), gets 0 inches of snow in a normal year; elevation and distance can change that.
Source: NOAA NCEI 1991-2020 monthly normals, station USW00003032; annual normals. Wet days: 0.01 inch or more; 90°F days and freezing nights: NOAA's day counts. Daylight: sunrise to sunset on the 15th, computed from the latitude.
Which months are mildest at Dryden Terrell County Airport?
Normal highs sit between 65°F and 85°F in February, March, April, October and November. Of those, March has the fewest days with rain (3).
That is a measurement, not a recommendation: it counts the months whose normal afternoon high sits between 65°F and 85°F, where a light layer is enough by day.
Source: NOAA NCEI 1991-2020 monthly normals, station USW00003032.
When is the last frost at Dryden Terrell County Airport?
In Dryden Terrell County Airport, the last spring frost (32°F) comes after March 1 in half of years and after March 21 in one year in ten; the first autumn frost comes before November 28 in half of years and before November 11 in one year in ten.
Frost-free in half of yearsFrost in 1 to 9 years out of 10Frost most years
- Last spring frost, half of years after
- March 11 year in 10 after March 21; 9 in 10 after February 4
- First autumn frost, half of years before
- November 281 year in 10 before November 11; 9 in 10 before December 14
NOAA puts the median frost-free season at 271 days, and the season without a hard freeze (28°F) at 304 days.
A hard freeze (28°F) comes after February 11 in half of springs and before December 9 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Dryden Terrell County Airport in zone 8b in ZIP code 79848, the nearest ZIP area. By the map's own method, the average of each year's coldest night over 1991-2020, the station is in zone 9a: the coldest night of a typical year reaches 21°F (20 complete years); the map interpolates between stations and terrain, so the station and the ZIP area can differ by half a zone.
Frost dates for every NOAA station in Texas · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USW00003032; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026; the station zone: ACIS daily lows, 1991-2020. A 10% date means one year in ten has a frost after it in spring or before it in autumn.
How hot and how cold does it get at Dryden Terrell County Airport?
In a normal year in Dryden Terrell County Airport, 135 days a year reach 90°F (34 of them 100°F or more), 22 nights fall to 32°F or colder and 44 days bring measurable precipitation.
- Days at 90°F or more
- 135a normal year
- Days at 100°F or more
- 34a normal year
- Nights at 32°F or colder
- 22a normal year
- Days that stay below freezing
- fewer than 1high of 32°F or less
- Days with 0.01 inch of precipitation
- 44a normal year
Source: NOAA NCEI 1991-2020 annual normals, station USW00003032.
How sunny is it at Dryden Terrell County Airport?
Over a year 86% of the sunlight that would reach the ground under clear skies gets through the clouds at Dryden Terrell County Airport, 5.5 kWh per square metre a day. June is the sunniest month (90%) and February the cloudiest (83%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 83% | 3.6 |
| February | 83% | 4.5 |
| March | 85% | 5.7 |
| April | 87% | 6.8 |
| May | 87% | 7.2 |
| June | 90% | 7.5 |
| July | 89% | 7.2 |
| August | 89% | 6.7 |
| September | 85% | 5.6 |
| October | 86% | 4.8 |
| November | 85% | 3.8 |
| December | 83% | 3.3 |
Source: NASA POWER solar climatology, 2001-2020 (CERES SYN1deg). Satellite-based, for the 1-degree cell (about 100 km across) around the station, so it describes the area rather than the airport.
How many heating and cooling degree days does Dryden Terrell County Airport record?
A normal year at Dryden Terrell County Airport brings 1,728 heating degree days, 68% fewer than the median U.S. place (5,373), and 2,933 cooling degree days, 3.2 times the median (908). Three months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 6,972 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 484 | 1 |
| February | 306 | 9 |
| March | 151 | 55 |
| April | 36 | 174 |
| May | 3 | 392 |
| June | 0 | 530 |
| July | 0 | 603 |
| August | 0 | 586 |
| September | 2 | 389 |
| October | 47 | 172 |
| November | 232 | 21 |
| December | 467 | 2 |
| Year (annual) | 1,728 | 2,933 |
Source: NOAA NCEI 1991-2020 monthly normals, station USW00003032. A degree day is one degree of a day's mean temperature below 65°F (heating) or above it (cooling); utilities use them to estimate energy use.
Have recent years at Dryden Terrell County Airport been warmer than normal?
2023 averaged 69.6°F, 1.4°F above the 1991-2020 normal of 68.2°F. 3 of the 3 complete years since 2021 ran warmer than the normal.
| Year | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 68.5°F | +0.3°F | 8.08 |
| 2022 | 68.3°F | +0.1°F | 13.85 |
| 2023 | 69.6°F | +1.4°F | 14.78 |
Source: observed years: ACIS, station USW00003032. A year counts only with all twelve months complete.
How does Dryden Terrell County Airport's climate compare?
Dryden Terrell County Airport is warmer than 227 of the 321 places with their own NOAA record in Texas, and wetter than 5. Across the 7,247 U.S. stations with normals, its annual mean of 68.2°F is warmer than 93%.
In the Köppen classification computed from these normals, Dryden Terrell County Airport is BWh: hot desert. What the classes mean.
Places with the most similar year elsewhere
Measured month by month on the normal high, low and precipitation, among places of 20,000 or more people in other states:
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers. Similarity: the root-mean-square difference of the 36 monthly figures, precipitation weighted so an inch counts like 6°F.
Questions about Dryden Terrell County Airport's climate
What is the coldest month at Dryden Terrell County Airport?
January, with a normal high of 62°F and a normal low of 37°F. The warmest is July (97°F by day, 72°F at night).
Does it snow at Dryden Terrell County Airport?
Rarely. NOAA publishes no 1991-2020 snowfall normal for the station; the nearest record that keeps one, Sanderson (12 miles away), records 0 inches of snow in a normal year.
What is the rainiest month at Dryden Terrell County Airport?
May, with 1.29 in of precipitation in a normal year; the driest is December with 0.42 in.
What plant hardiness zone is Dryden Terrell County Airport in?
The USDA's 2023 map puts Dryden Terrell County Airport in zone 8b in ZIP code 79848, the nearest ZIP area. By the same method at the station, the coldest night of a typical year reaches 21°F (20 years, 1991-2020): zone 9a.
How late can frost come at Dryden Terrell County Airport?
In half of years the last 32°F night comes after March 1; in one year in ten it comes after March 21. Waiting until March 21 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Texas climateThe statewide normals and every place in the state
- Sanderson, TX12 miles from this station, 65.8°F a year
- Pandale (1 mi N), TX40 miles from this station, 67.0°F a year
- Langtry, TX42 miles from this station, 70.4°F a year
- Pandale (11 mi NE), TX48 miles from this station, 67.1°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made