Lake Lafayette, MO climate
Lake Lafayette has chilly winters and warm summers. A typical July afternoon reaches 88°, a January night drops to 21°, and about 12 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Lake Lafayette feels like
Winter
Spring
Summer
Fall
Lake Lafayette 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 | 38° | 21° | 1.4" | 3.8" | 7 | 23° – 40° |
| February | 44° | 24° | 1.8" | 2.9" | 7 | 25° – 44° |
| March | 55° | 34° | 2.8" | 1.1" | 10 | 37° – 58° |
| April | 65° | 43° | 4.3" | 0.1" | 11 | 47° – 60° |
| May | 75° | 54° | 5.4" | 0 | 12 | 59° – 73° |
| June | 84° | 63° | 5.0" | 0 | 10 | 69° – 78° |
| July | 88° | 67° | 4.7" | 0 | 9 | 73° – 84° |
| August | 87° | 65° | 4.1" | 0 | 9 | 70° – 81° |
| September | 79° | 57° | 4.2" | 0 | 8 | 62° – 74° |
| October | 68° | 45° | 3.2" | 0 | 9 | 50° – 62° |
| November | 54° | 34° | 2.4" | 0.7" | 8 | 37° – 52° |
| December | 42° | 24° | 1.9" | 3.3" | 7 | 20° – 40° |
| Year | 65° | 44° | 40.9" | 11.9" | 107 |
“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 Lake Lafayette
Lake Lafayette gets 41 inches of rain and melted snow a year. May is the wettest month and January the driest. Rain or snow falls on about 107 days a year.
About 191 frost-free days a year
In half of years the last 32° night comes by April 13 and the first one by October 23. That leaves about 191 frost-free days for gardens, longer than 65% of U.S. towns.
Heating and cooling a home in Lake Lafayette
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Lake Lafayette, 81% of that work is heating and 19% 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 Lake Lafayette 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 Lake Lafayette averaged 1.2° warmer than the 1900s. The biggest change is in March (+2.5°). The shift is smaller than in 52% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Lake Lafayette’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. March swings the most: between 1991 and 2020 its average temperature ranged from 37° to 58°. June is the most reliable, staying within 8°.
Common questions about Lake Lafayette’s climate
What is the coldest month in Lake Lafayette?
January, with a typical high of 38° and a low of 21°.
What is the hottest month in Lake Lafayette?
July, with a typical high of 88° and a low of 67°. About 33 days a year reach 90°.
How much snow does Lake Lafayette get?
About 12 inches in a normal winter, most of it in January.
When is the first frost in Lake Lafayette?
In half of years the first 32° night comes by October 23, and the last spring frost by April 13.
What is the rainiest month in Lake Lafayette?
May, with 5.4 inches of rain and melted snow. The year totals 41 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Lake Lafayette itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Elm, MO (7 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.