Edinburg, Texas climate: Normal weather by month, frost dates and records
Edinburg's normal year runs from 49°F January nights to 98°F August afternoons, with 24.1 inches of precipitation a year. (NOAA 1991-2020 normals)
In metric: a yearly mean of 23.9°C, January lows of 9°C, August highs of 36°C, 611 mm of precipitation a year.
- NOAA stationEdinburg
- Station IDUSC00412758
- Location26.30°N 98.16°W
- Elevation96 ft (29 m)
- Population108,733
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Edinburg.
- Jan 70° 49°
- Feb 75° 54°
- Mar 80° 58°
- Apr 86° 65°
- May 92° 71°
- Jun 95° 75°
- Jul 97° 77°
- Aug 98° 77°
- Sep 93° 73°
- Oct 89° 66°
- Nov 79° 58°
- Dec 73° 51°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like in Edinburg each month?
August is the warmest month, with normal highs of 98°F; January the coldest, with normal lows of 49°F. The most precipitation falls in September (4.28 in), the least in February (0.95 in).
| Month | High | Low | Mean | Precip. | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|---|
| January | 70°F | 49°F | 59.6°F | 1.30 | – | <1 | 1 | 10 h 40 min |
| February | 75°F | 54°F | 64.4°F | 0.95 | – | 2 | 1 | 11 h 20 min |
| March | 80°F | 58°F | 69.1°F | 1.39 | – | 4 | <1 | 12 h |
| April | 86°F | 65°F | 75.4°F | 1.43 | – | 10 | <1 | 12 h 50 min |
| May | 92°F | 71°F | 81.7°F | 2.57 | – | 21 | <1 | 13 h 20 min |
| June | 95°F | 75°F | 85.0°F | 2.84 | – | 28 | <1 | 13 h 50 min |
| July | 97°F | 77°F | 86.7°F | 2.55 | – | 29 | <1 | 13 h 40 min |
| August | 98°F | 77°F | 87.0°F | 1.81 | – | 30 | <1 | 13 h 10 min |
| September | 93°F | 73°F | 83.4°F | 4.28 | – | 23 | <1 | 12 h 20 min |
| October | 89°F | 66°F | 77.5°F | 2.54 | – | 16 | <1 | 11 h 30 min |
| November | 79°F | 58°F | 68.3°F | 1.31 | – | 3 | <1 | 10 h 50 min |
| December | 73°F | 51°F | 61.7°F | 1.09 | – | <1 | <1 | 10 h 30 min |
| Year (annual) | 86°F | 64°F | 75.0°F | 24.06 | – | 167 | 1 |
The same normals in °C and millimetres
| Month | High | Low | Mean | Precip. |
|---|---|---|---|---|
| January | 21°C | 9°C | 15.3°C | 33 mm |
| February | 24°C | 12°C | 18.0°C | 24 mm |
| March | 27°C | 15°C | 20.6°C | 35 mm |
| April | 30°C | 18°C | 24.1°C | 36 mm |
| May | 34°C | 22°C | 27.6°C | 65 mm |
| June | 35°C | 24°C | 29.4°C | 72 mm |
| July | 36°C | 25°C | 30.4°C | 65 mm |
| August | 36°C | 25°C | 30.6°C | 46 mm |
| September | 34°C | 23°C | 28.6°C | 109 mm |
| October | 31°C | 19°C | 25.3°C | 65 mm |
| November | 26°C | 14°C | 20.2°C | 33 mm |
| December | 23°C | 10°C | 16.5°C | 28 mm |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00412758; 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.
When is the best weather to visit Edinburg?
Normal highs sit between 65°F and 85°F in January, February, March, November and December.
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 USC00412758.
When is the last frost in Edinburg?
A night at 32°F or colder comes in only 40% of years in Edinburg (NOAA). NOAA's median date of the last spring frost is January 8 and of the first autumn frost January 2.
NOAA puts the median frost-free season at 365 days, and the season without a hard freeze (28°F) at 365 days.
A hard freeze (28°F) comes after January 3 in half of springs and before January 1 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Edinburg in zone 10a across its 2 ZIP code areas (10a in 78542, the largest).
Frost dates for every NOAA station in Texas · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00412758; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026. A 10% date means one year in ten has a frost after it in spring or before it in autumn.
What hardiness zone is each Edinburg ZIP code in?
The USDA's 2023 map gives each ZIP code area one zone. Edinburg's 2 ZIP code areas are all in zone 10a. Each ZIP's frost dates are in the frost tool.
Source: USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026; ZIP areas in the place: Census Bureau 2020 ZCTA-to-place relationship file. A ZIP area counts when at least a tenth of its land (and 0.5 km²) lies in the place.
How hot and how cold does it get in Edinburg?
In a normal year in Edinburg, 167 days a year reach 90°F (22 of them 100°F or more) and 1 night falls to 32°F or colder.
- Days at 90°F or more
- 167a normal year
- Days at 100°F or more
- 22a normal year
- Nights at 32°F or colder
- 1a normal year
- Days that stay below freezing
- fewer than 1high of 32°F or less
Source: NOAA NCEI 1991-2020 annual normals, station USC00412758.
How sunny is Edinburg?
Over a year 81% of the sunlight that would reach the ground under clear skies gets through the clouds in the area around Edinburg, 5.1 kWh per square metre a day. August is the sunniest month (90%) and January the cloudiest (72%). Among the 459 U.S. places of 50,000 or more, that ranks tied 111th (with 13 others) in sunshine.
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 72% | 3.2 |
| February | 73% | 4.0 |
| March | 74% | 4.8 |
| April | 78% | 5.6 |
| May | 82% | 6.1 |
| June | 88% | 6.9 |
| July | 88% | 6.8 |
| August | 90% | 6.6 |
| September | 83% | 5.4 |
| October | 84% | 4.7 |
| November | 79% | 3.7 |
| December | 72% | 3.0 |
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 much heating and cooling does Edinburg need?
A normal year in Edinburg brings 625 heating degree days, 88% fewer than the median U.S. place (5,373), and 4,285 cooling degree days, 4.7 times the median (908). No month reaches 300 heating degree days. For gardens and crops, NOAA counts 9,190 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 214 | 46 |
| February | 119 | 101 |
| March | 52 | 179 |
| April | 6 | 317 |
| May | 0 | 518 |
| June | 0 | 600 |
| July | 0 | 671 |
| August | 0 | 683 |
| September | 0 | 551 |
| October | 3 | 390 |
| November | 57 | 156 |
| December | 174 | 73 |
| Year (annual) | 625 | 4,285 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00412758. 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.
Has Edinburg been warmer than normal lately?
2025 averaged 76.9°F, 1.9°F above the 1991-2020 normal of 75.0°F. 2 of the 2 complete years since 2021 ran warmer than the normal.
| Year | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 75.4°F | +0.4°F | 23.21 |
| 2025 | 76.9°F | +1.9°F | 19.66 |
Source: observed years: ACIS, station USC00412758. A year counts only with all twelve months complete.
How does Edinburg's climate compare?
Edinburg is warmer than 317 of the other 320 places with their own NOAA record in Texas, and wetter than 101. Across the 7,247 U.S. stations with normals, its annual mean of 75.0°F is warmer than 99%.
In the Köppen classification computed from these normals, Edinburg is BSh: hot semi-arid steppe. 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.
Which places near Edinburg share this climate record?
8 places have no NOAA station with 1991-2020 normals of their own, and this station is the nearest full record. A place's own climate can differ from these figures, by several degrees where it sits much higher or lower than the station, nearer the coast, or inside a large city's heat; for the larger places the next nearest records are named with their yearly mean, so the spread around them is visible, and places of 50,000 or more have their own page with NOAA's gridded normals.
- Murillo, TX8,511 people · 3 mi SE
- Doolittle, TX6,162 people · 5 mi NE
- North Alamo, TX4,843 people · 6 mi S
- San Carlos, TX4,209 people · 6 mi E
- La Blanca, TX3,479 people · 8 mi E
- Lopezville, TX2,026 people · 4 mi S
- César Chávez, TX1,742 people · 3 mi E
- Muniz, TX1,184 people · 5 mi SE
Source: Census Bureau 2024 Gazetteer (place centers) and Vintage 2024 population estimates. Distance and direction from the station to each place's center.
What do Edinburg's other NOAA stations record?
One more NOAA station keeps 1991-2020 normals in or near Edinburg. This page uses Edinburg; the other differs by site and elevation:
| Station | From this station | Elevation | Year | Jan low | Jul high | Precip. | Snow | Last frost |
|---|---|---|---|---|---|---|---|---|
| Edinburg (17 mi NNE) USW00012987 | 17 mi N | 64 ft | 74.9°F | 49°F | 98°F | 23.6 | – | January 21 |
Source: NOAA NCEI 1991-2020 normals for each station. Last frost: the median last spring date of 32°F.
Questions about Edinburg's climate
What is the coldest month in Edinburg?
January, with a normal high of 70°F and a normal low of 49°F. The warmest is August (98°F by day, 77°F at night).
What is the rainiest month in Edinburg?
September, with 4.28 in of precipitation in a normal year; the driest is February with 0.95 in.
What plant hardiness zone is Edinburg in?
The USDA's 2023 map puts Edinburg in zone 10a across its 2 ZIP code areas (10a in 78542, the largest).
Nearby and next
- Texas climateThe statewide normals and every place in the state
- McAllen, TX10 miles from this station, 77.4°F a year
- La Joya, TX11 miles from this station, 73.4°F a year
- Weslaco, TX14 miles from this station, 75.0°F a year
- Santa Rosa, TX18 miles from this station, 74.7°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made