Shambaugh, IA climate
Shambaugh has cold winters and warm summers. A typical July afternoon reaches 86°, a January night drops to 14°, and about 23 inches of snow falls in a normal winter.
NOAA 1991-2020 climate normals Updated once a decadeWhat a year in Shambaugh feels like
Winter
Spring
Summer
Fall
Shambaugh 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 | 33° | 14° | 0.8" | 6.5" | 5 | 15 | 16° – 36° |
| February | 39° | 19° | 1.2" | 6.3" | 6 | 11 | 19° – 39° |
| March | 52° | 30° | 2.2" | 2.7" | 8 | 4 | 34° – 56° |
| April | 64° | 39° | 3.6" | 0.9" | 11 | 0 | 44° – 57° |
| May | 74° | 51° | 5.4" | 0 | 13 | 0 | 57° – 71° |
| June | 83° | 61° | 5.1" | 0 | 11 | 0 | 68° – 76° |
| July | 86° | 65° | 4.5" | 0 | 10 | 0 | 70° – 82° |
| August | 85° | 63° | 4.0" | 0 | 9 | 0 | 68° – 78° |
| September | 78° | 53° | 3.3" | 0 | 8 | 0 | 59° – 72° |
| October | 66° | 41° | 2.8" | 0.3" | 8 | 0 | 47° – 58° |
| November | 50° | 29° | 1.8" | 1.8" | 6 | 2 | 31° – 49° |
| December | 38° | 19° | 1.4" | 4.3" | 6 | 9 | 14° – 35° |
| Year | 62° | 40° | 36.0" | 22.8" | 100 | 40 |
“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 Shambaugh
Shambaugh gets 36 inches of rain and melted snow a year. May is the wettest month and January the driest. Rain or snow falls on about 100 days a year. Snow covers the ground about 40 days of the year.
About 168 frost-free days a year
In half of years the last 32° night comes by April 25 and the first one by October 11. That leaves about 168 frost-free days for gardens, shorter than 63% of U.S. towns.
Heating and cooling a home in Shambaugh
Engineers use “degree days” to estimate how hard a furnace or air conditioner works. In Shambaugh, 87% of that work is heating and 13% 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 Shambaugh 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 Shambaugh averaged 0.8° warmer than the 1900s. The biggest change is in December (+2.5°). The shift is smaller than in 82% of U.S. towns.
Change by month1991–2020 average minus 1901–2000 average, at Shambaugh’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 34° to 56°. June is the most reliable, staying within 8°.
Common questions about Shambaugh’s climate
What is the coldest month in Shambaugh?
January, with a typical high of 33° and a low of 14°.
What is the hottest month in Shambaugh?
July, with a typical high of 86° and a low of 65°. About 20 days a year reach 90°.
How much snow does Shambaugh get?
About 23 inches in a normal winter, most of it in January.
When is the first frost in Shambaugh?
In half of years the first 32° night comes by October 11, and the last spring frost by April 25.
What is the rainiest month in Shambaugh?
May, with 5.4 inches of rain and melted snow. The year totals 36 inches.
Temperatures and rainfall come from NOAA’s gridded climate normals for Shambaugh itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Clarinda, IA (5 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000.