San Pedro, NM climate
San Pedro has chilly winters and pleasant summers, with very little rain. A typical July afternoon reaches 84°, a January night drops to 20°, and about 29 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in San Pedro feels like
Winter
Spring
Summer
Fall
San Pedro weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | 30-yr range |
|---|---|---|---|---|---|---|
| January | 42° | 20° | 0.8" | 5.6" | 5 | 25° – 36° |
| February | 46° | 22° | 0.8" | 2.5" | 4 | 29° – 40° |
| March | 55° | 27° | 1.0" | 6.2" | 5 | 37° – 46° |
| April | 62° | 32° | 0.9" | 1.2" | 4 | 43° – 52° |
| May | 72° | 40° | 0.9" | 0 | 4 | 52° – 62° |
| June | 82° | 49° | 1.0" | 0 | 4 | 61° – 69° |
| July | 84° | 54° | 2.8" | 0 | 10 | 66° – 73° |
| August | 81° | 53° | 2.7" | 0 | 9 | 64° – 71° |
| September | 75° | 47° | 1.6" | 0 | 6 | 55° – 65° |
| October | 64° | 37° | 1.3" | 1.1" | 5 | 47° – 55° |
| November | 51° | 27° | 0.8" | 3.9" | 4 | 31° – 46° |
| December | 42° | 20° | 1.0" | 8.1" | 5 | 25° – 36° |
| Year | 63° | 36° | 15.5" | 28.6" | 62 |
“Wet days” have at least 0.01" of rain or melted snow. “Snow on ground” counts days with 1" or more. The 30-year range is the coldest and warmest that month’s average temperature got between 1991 and 2020.
Rain and snow in San Pedro
San Pedro gets 15 inches of rain and melted snow a year. July is the wettest month and February the driest. Rain or snow falls on about 62 days a year.
About 152 frost-free days a year
In half of years the last 32° night comes by May 9 and the first one by October 9. That leaves about 152 frost-free days for gardens, shorter than 79% of U.S. towns.
Heating and cooling a home in San Pedro
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In San Pedro, 95% of that work is heating and 5% is cooling, so the furnace matters far more than the air conditioner.
Degree days measure how far each day’s average temperature falls below or rises above 65°, added up over a year. Source: NOAA station normals.
San Pedro and its neighbors
San Pedro borders 2 towns with climate data. January nights across them vary by 0.0°. Cedar Grove has the coldest January nights (20°) and Golden the hottest July afternoons (87°). San Pedro’s January low is 20° and its July high 84°.
Temperatures and rain come from NOAA’s 5 km grid, so each town gets its own value.
How San Pedro compares
Compared with every U.S. town and city on TownTapestry, each counted once.
Warmer than it used to be
The last 30 years in San Pedro averaged 1.6° warmer than the 1900s. The biggest change is in March (+3.0°). The shift is larger than in 78% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at San Pedro’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. November swings the most: between 1991 and 2020 its average temperature ranged from 31° to 46°. August is the most reliable, staying within 7°.
Common questions about San Pedro’s climate
What is the coldest month in San Pedro?
January, with a typical high of 42° and a low of 20°.
What is the hottest month in San Pedro?
July, with a typical high of 84° and a low of 54°. About 8 days a year reach 90°.
How much snow does San Pedro get?
About 29 inches in a normal winter, most of it in December.
When is the first frost in San Pedro?
In half of years the first 32° night comes by October 9, and the last spring frost by May 9.
What is the rainiest month in San Pedro?
July, with 2.8 inches of rain and melted snow. The year totals 15 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for San Pedro itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Golden, NM (3 mi, snow) and Sandia Park, NM (10 mi, frost, heat and degree days). Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.