Roswell weather in August: Roswell, New Mexico: normal highs, lows, rain and records for August
Roswell in August has a normal high of 95°F and a normal low of 69°F, a daily mean of 82°F, falling from 96°F on the 1st to 92°F by the 31st. Measurable precipitation falls on 7 days in a normal August, 1.68 inches in all. (NOAA 1991-2020 normals)
In metric: a normal high of 35°C and low of 20°C, 43 mm of precipitation in August.
- NOAA stationRoswell Industrial Air Park
- Station IDUSW00023009
- Location33.31°N 104.51°W
- Elevation3,649 ft (1,112 m)
- Population47,176
- Jan 57° 28°
- Feb 63° 33°
- Mar 71° 39°
- Apr 79° 47°
- May 88° 57°
- Jun 96° 66°
- Jul 97° 70°
- Aug 95° 69°
- Sep 88° 61°
- Oct 78° 49°
- Nov 66° 36°
- Dec 57° 28°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
How warm is Roswell in August?
The normal high is 95°F and the normal low 69°F, for a daily mean of 81.6°F. August is 1.6°F cooler than July and 7.2°F warmer than September. August is the 2nd warmest month of the year in Roswell and the 2nd wettest. Across the month the normal high falls 4°F, from 96°F on August 1 to 92°F on August 31. From one year to the next August's mean temperature typically moves about 2.3°F either way (NOAA's standard deviation), so roughly two Augusts in three average between 79°F and 84°F.
Bars above: each day's normal high to low. Columns below: the chance of 0.01 inch or more of precipitation that day, on a scale of 0 to 100% (highest 23%).
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in |
|---|---|---|---|---|
| August 1 | 96°F | 70°F | 23% | 12% |
| August 8 | 96°F | 70°F | 23% | 12% |
| August 15 | 95°F | 69°F | 23% | 12% |
| August 22 | 94°F | 68°F | 23% | 11% |
| August 31 | 92°F | 66°F | 22% | 11% |
Every day of August: normal high, low and chance of precipitation (warmest afternoon August 1, coldest night August 31)
| Day | High | Low | Chance of 0.01 in | Chance of 0.10 in | Daylight |
|---|---|---|---|---|---|
| August 1 | 96°F | 70°F | 23% | 12% | 13 h 50 min |
| August 2 | 96°F | 70°F | 23% | 12% | 13 h 50 min |
| August 3 | 96°F | 70°F | 23% | 12% | 13 h 50 min |
| August 4 | 96°F | 70°F | 23% | 12% | 13 h 40 min |
| August 5 | 96°F | 70°F | 23% | 12% | 13 h 40 min |
| August 6 | 96°F | 70°F | 23% | 12% | 13 h 40 min |
| August 7 | 96°F | 70°F | 23% | 12% | 13 h 40 min |
| August 8 | 96°F | 70°F | 23% | 12% | 13 h 40 min |
| August 9 | 96°F | 70°F | 23% | 12% | 13 h 40 min |
| August 10 | 96°F | 70°F | 23% | 12% | 13 h 30 min |
| August 11 | 96°F | 70°F | 23% | 12% | 13 h 30 min |
| August 12 | 95°F | 69°F | 23% | 12% | 13 h 30 min |
| August 13 | 95°F | 69°F | 23% | 12% | 13 h 30 min |
| August 14 | 95°F | 69°F | 23% | 12% | 13 h 30 min |
| August 15 | 95°F | 69°F | 23% | 12% | 13 h 30 min |
| August 16 | 95°F | 69°F | 23% | 12% | 13 h 20 min |
| August 17 | 95°F | 69°F | 23% | 12% | 13 h 20 min |
| August 18 | 95°F | 69°F | 23% | 12% | 13 h 20 min |
| August 19 | 95°F | 68°F | 23% | 12% | 13 h 20 min |
| August 20 | 94°F | 68°F | 23% | 12% | 13 h 20 min |
| August 21 | 94°F | 68°F | 23% | 12% | 13 h 10 min |
| August 22 | 94°F | 68°F | 23% | 11% | 13 h 10 min |
| August 23 | 94°F | 68°F | 23% | 11% | 13 h 10 min |
| August 24 | 94°F | 68°F | 23% | 11% | 13 h 10 min |
| August 25 | 93°F | 67°F | 22% | 11% | 13 h 10 min |
| August 26 | 93°F | 67°F | 22% | 11% | 13 h 10 min |
| August 27 | 93°F | 67°F | 22% | 11% | 13 h |
| August 28 | 93°F | 67°F | 22% | 11% | 13 h |
| August 29 | 92°F | 67°F | 22% | 11% | 13 h |
| August 30 | 92°F | 66°F | 22% | 11% | 13 h |
| August 31 | 92°F | 66°F | 22% | 11% | 13 h |
- Normal high
- 95°FAugust average
- Normal low
- 69°FAugust average
- Precipitation
- 1.68 inmonth total
- Days with precipitation
- 70.01 inch or more
- Days at 90°F or more
- 24
- Daylight
- 13 h 50 min to 13 hAugust 1 to August 31
- Days at 70°F or more
- 31
- Days at 80°F or more
- 30
- Sunshine
- 87%of clear-sky sunlight (NASA)
Source: NOAA NCEI 1991-2020 daily normals, station USW00023009; monthly normals. Daylight is computed from the place's latitude with NOAA's solar equations.
Does it rain in Roswell in August?
On a given August day the chance of 0.01 inch or more is 23% on average, highest around August 4 (23%). In all, 1.68 in falls on 7 days of a normal August.
In a normal August in Roswell, 24 days reach 90°F.
Source: NOAA NCEI 1991-2020 daily and monthly normals, station USW00023009.
How humid and windy is Roswell in August?
At 3 p.m. the normal temperature is 90°F with 28% relative humidity and a dew point of 52°F; at 6 a.m. it is 66°F with 69% humidity. The wind averages 7.6 mph, most often from the south-southeast in the afternoon.
| Time | Temperature | Dew point | Humidity | Wind | Clear or few clouds |
|---|---|---|---|---|---|
| 6 a.m. | 66°F | 56°F | 69% | 4.6 mph | 81% |
| 9 a.m. | 77°F | 57°F | 50% | 7.1 mph | 83% |
| noon | 87°F | 55°F | 33% | 8.9 mph | 85% |
| 3 p.m. | 90°F | 52°F | 28% | 10.6 mph | 78% |
| 6 p.m. | 86°F | 52°F | 32% | 10.1 mph | 82% |
| 9 p.m. | 76°F | 54°F | 46% | 7.6 mph | 86% |
Source: NOAA NCEI 1991-2020 hourly normals, station USW00023009. Hourly normals exist only for NOAA's first-order stations; a dash where NOAA publishes no value for that hour (the sky at some hours).
What are the records for August in Roswell?
The warmest August temperature on Roswell's official record (since 1893) is 111°F, on August 26, 2019; the coldest is 48°F, on August 31, 1915. The wettest August brought 9.56 in (1916).
The August mean against the 1991-2020 normal of 81.6°F: 2021 80.0°F (−1.6), 2022 81.0°F (−0.5), 2023 86.2°F (+4.6), 2024 85.8°F (+4.2), 2025 82.5°F (+0.9), 2026 85.3°F (+3.7). 4 of 6 ran warmer than normal.
| August | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 80.0°F | −1.6°F | 0.70 in |
| 2022 | 81.0°F | −0.5°F | 3.17 in |
| 2023 | 86.2°F | +4.6°F | 0.39 in |
| 2024 | 85.8°F | +4.2°F | 0.42 in |
| 2025 | 82.5°F | +0.9°F | 1.57 in |
| 2026 | 85.3°F | +3.7°F | 0.84 in |
Source: records: ACIS, NWS threaded record ROWthr; recent months: ACIS, station USW00023009. Records and recent months use complete months only.
How does August in Roswell compare across New Mexico?
Across the 98 places PlainClimate covers in New Mexico, August normal highs run from 71°F in Cloudcroft to 96°F in Lordsburg; Roswell's is 95°F.
Source: NOAA NCEI 1991-2020 monthly normals for every station in the state.