Lanesboro, IA climate
Lanesboro has cold, snowy winters and warm summers. A typical July afternoon reaches 84°, a January night drops to 10°, and about 32 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Lanesboro feels like
Winter
Spring
Summer
Fall
Lanesboro 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 | 28° | 10° | 0.8" | 7.4" | 5 | 23 | 8° – 33° |
| February | 33° | 15° | 1.0" | 7.6" | 5 | 20 | 13° – 34° |
| March | 47° | 26° | 1.9" | 4.9" | 7 | 10 | 29° – 52° |
| April | 61° | 37° | 3.6" | 1.9" | 9 | 1 | 40° – 55° |
| May | 72° | 49° | 4.8" | 0 | 12 | 0 | 54° – 67° |
| June | 81° | 59° | 5.1" | 0 | 11 | 0 | 67° – 74° |
| July | 84° | 63° | 4.0" | 0 | 9 | 0 | 68° – 79° |
| August | 82° | 60° | 4.2" | 0 | 9 | 0 | 66° – 76° |
| September | 76° | 51° | 3.1" | 0 | 8 | 0 | 57° – 69° |
| October | 63° | 39° | 2.5" | 0.6" | 8 | 0 | 44° – 56° |
| November | 47° | 27° | 1.5" | 2.4" | 5 | 4 | 26° – 49° |
| December | 33° | 16° | 1.2" | 7.3" | 5 | 15 | 9° – 31° |
| Year | 59° | 38° | 33.7" | 32.1" | 94 | 74 |
“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 Lanesboro
Lanesboro gets 34 inches of rain and melted snow a year. June is the wettest month and January the driest. Rain or snow falls on about 94 days a year. Snow covers the ground about 74 days of the year.
About 166 frost-free days a year
In half of years the last 32° night comes by April 27 and the first one by October 10. That leaves about 166 frost-free days for gardens, shorter than 64% of U.S. towns.
Heating and cooling a home in Lanesboro
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Lanesboro, 89% of that work is heating and 11% 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 Lanesboro 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 Lanesboro averaged 0.9° warmer than the 1900s. The biggest change is in December (+2.4°). The shift is smaller than in 80% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Lanesboro’s spot on NOAA’s grid
How much a month can swing
A normal is an average, and real years wander around it. January swings the most: between 1991 and 2020 its average temperature ranged from 8° to 33°. June is the most reliable, staying within 8°.
Common questions about Lanesboro’s climate
What is the coldest month in Lanesboro?
January, with a typical high of 28° and a low of 10°.
What is the hottest month in Lanesboro?
July, with a typical high of 84° and a low of 63°. About 18 days a year reach 90°.
How much snow does Lanesboro get?
About 32 inches in a normal winter, most of it in February.
When is the first frost in Lanesboro?
In half of years the first 32° night comes by October 10, and the last spring frost by April 27.
What is the rainiest month in Lanesboro?
June, with 5.1 inches of rain and melted snow. The year totals 34 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Lanesboro itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Rockwell City, IA (15 mi, snow) and Carroll, IA (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.