The best times to visit Shelby for ideal weather are

April 30th to June 17th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 

 


Other Shelby Travel Info

Weather in Shelby

Temperature

Average temperatures in Shelby vary an incredible amount. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a fair chance of precipitation about half of the year. The area is less temperate than some — in the 29th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Shelby, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally mid July where highs are regularly around 91.3°F (32.9°C) with temperatures rarely dropping below 68°F (20°C) at night.

Shelby Temperatures (Fahrenheit)

Key
High
Average
Low

Shelby Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Shelby Perceived Temperature (F)

Key
High
Average
Low

Shelby Perceived Temperature (C)

Key
High
Average
Low

 

Average Shelby Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

MonthAvg. High (°F)Avg. Mean (°F)Avg. Low (°F)
Jan35.922.611.8
Feb37.724.914
Mar564128.7
Apr66.651.939.3
May77.563.750.8
Jun85.673.361.6
Jul9077.866
Aug8875.664.3
Sep81.366.854.6
Oct68.854.242
Nov54.440.428.9
Dec38.126.416.8

Show Celsius

MonthAvg. High (°C)Avg. Mean (°C)Avg. Low (°C)
Jan2.2-5.2-11.2
Feb3.2-3.9-10
Mar13.35-1.8
Apr19.211.14.1
May25.317.610.4
Jun29.822.916.4
Jul32.225.418.9
Aug31.124.217.9
Sep27.419.312.6
Oct20.412.35.6
Nov12.44.7-1.7
Dec3.4-3.1-8.4

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Shelby are January, February, and then November. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early to mid February. For example, on the week of February 12th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early to mid May with an average of 2 days of significant precipitation the week of May 7th.

When can you find snow in Shelby? Weather stations report large amounts of snow likely to be deepest around January, especially close to early to mid January. The best time to ski (if at all) in Shelby is often around around March 12th when fresh powder is deepest. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Shelby.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Shelby (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

MonthDaily Chance of RainAverage Snow Depth (in)Total Precipitation (in)
Jan4%50.5
Feb7%3.40.9
Mar10%2.61.3
Apr23%1.23.9
May27%05.5
Jun28%05.9
Jul16%02.7
Aug24%05.7
Sep19%03.5
Oct17%23.2
Nov7%1.31.1
Dec13%4.31.7

Show Centimeters

MonthDaily Chance of RainAverage Snow Depth (cm)Total Precipitation (cm)
Jan412.71.3
Feb78.62.3
Mar106.63.3
Apr2339.9
May27014
Jun28015
Jul1606.9
Aug24014.5
Sep1908.9
Oct175.18.1
Nov73.32.8
Dec1310.94.3

 

Humidity and Wind

Shelby has some slightly muggy months, with moderately humid months on the other side of the year. The least humid month is April (49.1% relative humidity), and the most humid month is December (66%).

Wind in Shelby is usually moderate. The windiest month is April, followed by March and May. April’s average wind speed of around 10.2 knots (11.7 MPH or 18.8 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid April where average top sustained speeds reach 19.1 knots, which is considered a fresh breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Shelby.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

MonthAvg. WindAvg. Wind FeelSustained High WindHigh Wind Feel
Jan9.1Gentle breeze16.9Significant breeze
Feb9.1Gentle breeze16.9Significant breeze
Mar9.6Gentle breeze17.7Significant breeze
Apr10.2Gentle breeze18.9Strong breeze
May9.3Gentle breeze18Significant breeze
Jun8.2Gentle breeze17.7Strong breeze
Jul7.3Gentle breeze14.8Significant breeze
Aug7.2Gentle breeze14.7Significant breeze
Sep7.8Gentle breeze15.1Significant breeze
Oct8.4Gentle breeze16Significant breeze
Nov9.3Gentle breeze16.8Significant breeze
Dec8.7Gentle breeze15.8Significant breeze

Show Relative Humidity by Month

MonthAvg. Relative Humidity
Jan59.7%
Feb60.4%
Mar54.1%
Apr49.1%
May52.2%
Jun58.8%
Jul58.5%
Aug61.5%
Sep59.2%
Oct53.6%
Nov54.6%
Dec66%

 

Is it Safe to Travel to Shelby?

Our best data indicates this area is generally safe. As of Oct 07, 2019 there are no travel advisories or warnings for the United States; exercise normal security precautions. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Sep 23, 2019.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Shelby, IA, US is June, followed by May and February. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Shelby in November. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is somewhat extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 48.4 in November means 48.4% of the tourists vs. June.

 

 

Overall Shelby Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderately cold. Highs range from 81.8°F (27.7°C) and 38.3°F (3.5°C) with far warmer temperatures in the later months. Rain is somewhat common with 3 to 8 days of significant precipitation per month. Spring is the second busiest for tourism, which makes it a good time for those looking for things to do.

Summer (June through August)

The middle-year months have very comfortable weather with high temperatures that are quite warm. These months see the most precipitation with 5 to 8 days of precipitation per month. June – August is the busiest season for tourism in Shelby, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 83.8°F (28.8°C) and 47.1°F (8.4°C), which will feel chilly given the humidity and wind. It rains or snows a significant amount: 2 to 6 days per month. Tourism is the slowest during these months due to the weather, so hotels may be affordably priced.

Winter (December through February)

Weather is far too cold this time of year in Shelby to be enjoyable for warm weather travelers. The average high during this season is between 40.9°F (4.9°C) and 33.6°F (0.9°C). On average, it rains or snows a smalll amount: 1 to 4 times per month. These times of year are fairly slow with tourists.

 

Best Times to Travelthe United States › Shelby, IA, US