San Lorenzo, NM climate
San Lorenzo has chilly winters and warm summers, with very little rain. A typical July afternoon reaches 89°, a January night drops to 23°, and about 3 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in San Lorenzo feels like
Winter
Spring
Summer
Fall
San Lorenzo 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 | Snow on ground | 30-yr range |
|---|---|---|---|---|---|---|---|
| January | 55° | 23° | 0.9" | 1.2" | 3 | 0 | 34° – 44° |
| February | 58° | 26° | 0.8" | 0.3" | 2 | 0 | 37° – 47° |
| March | 65° | 30° | 0.5" | 0 | 2 | 0 | 42° – 53° |
| April | 72° | 35° | 0.3" | 0 | 2 | 0 | 48° – 58° |
| May | 80° | 43° | 0.4" | 0 | 3 | 0 | 57° – 66° |
| June | 90° | 52° | 0.8" | 0 | 4 | 0 | 67° – 75° |
| July | 89° | 57° | 3.0" | 0 | 10 | 0 | 70° – 76° |
| August | 86° | 57° | 3.0" | 0 | 10 | 0 | 68° – 76° |
| September | 82° | 50° | 1.9" | 0 | 7 | 0 | 61° – 69° |
| October | 73° | 39° | 1.0" | 0.3" | 4 | 0 | 53° – 60° |
| November | 62° | 29° | 0.9" | 0.3" | 3 | 0 | 39° – 54° |
| December | 54° | 23° | 1.1" | 0.6" | 4 | 0 | 34° – 42° |
| Year | 72° | 39° | 14.6" | 2.7" | 53 | 1 |
“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 Lorenzo
San Lorenzo gets 15 inches of rain and melted snow a year. August is the wettest month and April the driest. Rain or snow falls on about 53 days a year.
About 191 frost-free days a year
In half of years the last 32° night comes by April 21 and the first one by October 31. That leaves about 191 frost-free days for gardens, longer than 65% of U.S. towns.
Heating and cooling a home in San Lorenzo
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In San Lorenzo, 75% of that work is heating and 25% is cooling.
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.
How San Lorenzo 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 Lorenzo averaged 1.5° warmer than the 1900s. The biggest change is in March (+2.6°). The shift is larger than in 69% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at San Lorenzo’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 39° to 54°. July is the most reliable, staying within 6°.
Common questions about San Lorenzo’s climate
What is the coldest month in San Lorenzo?
December, with a typical high of 54° and a low of 23°.
What is the hottest month in San Lorenzo?
June, with a typical high of 90° and a low of 52°. About 61 days a year reach 90°.
How much snow does San Lorenzo get?
About 3 inches in a normal winter, most of it in January.
When is the first frost in San Lorenzo?
In half of years the first 32° night comes by October 31, and the last spring frost by April 21.
What is the rainiest month in San Lorenzo?
August, with 3.0 inches of rain and melted snow. The year totals 15 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for San Lorenzo itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Hillsboro, NM (22 mi, snow) and Faywood, NM (12 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.