Y-O Ranch, WY climate
Y-O Ranch has chilly, snowy winters and warm summers, with very little rain. A typical July afternoon reaches 88°, a January night drops to 17°, and about 40 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Y-O Ranch feels like
Winter
Spring
Summer
Fall
Y-O Ranch 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 | 41° | 17° | 0.3" | 4.6" | 3 | 4 | 23° – 36° |
| February | 43° | 17° | 0.5" | 7.8" | 3 | 5 | 21° – 38° |
| March | 53° | 25° | 0.8" | 7.4" | 4 | 3 | 28° – 47° |
| April | 60° | 31° | 1.7" | 5.4" | 6 | 1 | 39° – 51° |
| May | 69° | 40° | 2.7" | 1.4" | 8 | 0 | 48° – 60° |
| June | 81° | 49° | 1.9" | 0 | 8 | 0 | 60° – 71° |
| July | 88° | 56° | 1.5" | 0 | 6 | 0 | 67° – 77° |
| August | 87° | 53° | 1.2" | 0 | 6 | 0 | 66° – 74° |
| September | 78° | 44° | 1.2" | 0.1" | 5 | 0 | 56° – 66° |
| October | 64° | 32° | 1.2" | 3.2" | 4 | 1 | 40° – 54° |
| November | 50° | 23° | 0.5" | 4.3" | 3 | 3 | 25° – 45° |
| December | 41° | 16° | 0.5" | 5.7" | 3 | 5 | 21° – 33° |
| Year | 63° | 34° | 13.9" | 39.9" | 58 | 23 |
“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 Y-O Ranch
Y-O Ranch gets 14 inches of rain and melted snow a year. May is the wettest month and January the driest. Rain or snow falls on about 58 days a year. Snow covers the ground about 23 days of the year.
About 125 frost-free days a year
In half of years the last 32° night comes by May 19 and the first one by September 22. That leaves about 125 frost-free days for gardens, shorter than 96% of U.S. towns.
Heating and cooling a home in Y-O Ranch
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Y-O Ranch, 92% of that work is heating and 8% 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.
How Y-O Ranch 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 Y-O Ranch averaged 1.9° warmer than the 1900s. The biggest change is in March (+4.0°). The shift is larger than in 91% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Y-O Ranch’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 25° to 45°. August is the most reliable, staying within 8°.
Common questions about Y-O Ranch’s climate
What is the coldest month in Y-O Ranch?
December, with a typical high of 41° and a low of 16°.
What is the hottest month in Y-O Ranch?
July, with a typical high of 88° and a low of 56°. About 44 days a year reach 90°.
How much snow does Y-O Ranch get?
About 40 inches in a normal winter, most of it in February.
When is the first frost in Y-O Ranch?
In half of years the first 32° night comes by September 22, and the last spring frost by May 19.
What is the rainiest month in Y-O Ranch?
May, with 2.7 inches of rain and melted snow. The year totals 14 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Y-O Ranch itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Wheatland 4 N, WY (5 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.