Roswell, New Mexico Weather
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Climate of Roswell: monthly averages
Based on 25 years of satellite and reanalysis data (2001-2025), June is usually the hottest month in Roswell, with average daytime highs around 36°C. January is the coolest, when nights typically fall to about -2°C and frost is possible on the coldest nights. That is a wide yearly range of roughly 38°C, so the seasons feel very different from each other.
The area receives about 310 mm of rain in a typical year. Rainfall is modest in every month; August is the wettest at about 53 mm. The driest stretch is November to April, with under 20 mm a month.
For outdoor plans and travel, April to May and September to October usually offer the most comfortable weather in Roswell, with mild days and relatively little rain.
| Month | Avg high | Avg low | Rainfall | Humidity |
|---|---|---|---|---|
| Jan | 13° | -2° | 9 mm | 49% |
| Feb | 16° | 0° | 10 mm | 44% |
| Mar | 21° | 4° | 15 mm | 38% |
| Apr | 26° | 9° | 14 mm | 31% |
| May | 31° | 14° | 26 mm | 32% |
| Jun | 36° | 20° | 29 mm | 34% |
| Jul | 35° | 22° | 50 mm | 42% |
| Aug | 34° | 21° | 53 mm | 45% |
| Sep | 30° | 16° | 52 mm | 48% |
| Oct | 25° | 9° | 34 mm | 46% |
| Nov | 18° | 3° | 11 mm | 47% |
| Dec | 13° | -2° | 10 mm | 50% |
Source: NASA POWER (MERRA-2 reanalysis), averaged over the roughly 50 km grid area around Roswell. Values describe typical conditions, not a forecast.
About Roswell weather
Roswell is a place in New Mexico's high-desert climate, arid with large day-night temperature swings, located about 271 km south-east of Albuquerque. Roswell gets hot days (June–August, often above 32°C) that cool quickly after dark each year. Roswell closes out the year with cold nights and mild, sunny days, with snow common at higher elevations. This page shows live, auto-refreshing weather for Roswell: current conditions, an hourly breakdown, a 16-day outlook, a date-lookup tool for any past or future date, and real-time air quality, sourced from Open-Meteo. Local timezone: America/Denver.
Frequently asked questions
Roswell is about 271 km south-east of Albuquerque, in New Mexico.
Roswell sees cold nights and mild, sunny days, with snow common at higher elevations.
The live current conditions, hourly forecast and 16-day outlook above are pulled in real time for Roswell's exact coordinates. No fixed schedule, the page updates whenever you load it.
June is usually the hottest month in Roswell, with average daytime highs of about 36°C and nights around 20°C.
The coldest nights come in January, when the average low is about -2°C and daytime highs reach around 13°C. Frost is possible on clear, calm nights.
Roswell receives about 310 mm of rain in a typical year. August is the wettest month at roughly 53 mm; no month averages more than 100 mm.
April to May and September to October usually offer the most comfortable weather in Roswell, with mild daytime temperatures and little rain.
In November Roswell typically sees daytime highs near 18°C and lows near 3°C, with about 11 mm of rain over the month and average humidity around 47%. Check the live forecast above for this week's actual conditions.
Up to 16 days ahead using the extended forecast and date picker above; further-out or historical dates use the same date lookup tool.
The current temperature for Roswell updates automatically at the top of this page — scroll to the hourly strip below to see how it's expected to change over the day.
Roswell's day-to-day weather follows the broader pattern of New Mexico described above. See the hourly weather forecast or the air quality index for more detail.