The best times to visit Salem for ideal weather are
April 16th 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.
Salem Travel Guide
Weather in Salem
Average temperatures in Salem vary drastically. Considering humidity, temperatures feel cold for about half of the year and otherwise nice with a chance of rain or snow throughout most of the year. The area is less temperate than some — in the 23rd 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 Salem, the hottest months are July, August, and then June. See average monthly temperatures below. The warmest time of year is generally early August where highs are regularly around 90.6°F (32.6°C) with temperatures rarely dropping below 68.4°F (20.2°C) at night.
Salem Temperatures (Fahrenheit)
Salem Temperatures (Celsius)
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.
Salem Perceived Temperature (F)
Salem Perceived Temperature (C)
Average Salem 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.
|Month||Avg. High (°F)||Avg. Mean (°F)||Avg. Low (°F)|
|Month||Avg. High (°C)||Avg. Mean (°C)||Avg. Low (°C)|
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Salem are January, September, 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 mid January. For example, on the week of January 15th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early to mid June with an average of 2 days of significant precipitation the week of June 11th.
When can you find snow in Salem? Weather stations report moderate or seasonal snow likely to be deepest around January, especially close to early January. The best time to ski (if at all) in Salem is often around around December 3rd 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.
The graph below shows the % chance of rainy and snowy days in Salem.
Snow on the Ground
The graph below shows the average snow on the ground in Salem (in).
Average Rain and Snow by Month
|Month||Daily Chance of Rain||Average Snow Depth (in)||Total Precipitation (in)|
|Month||Daily Chance of Rain||Average Snow Depth (cm)||Total Precipitation (cm)|
Humidity and Wind
Salem has some very humid months, with other comfortably humid months. The least humid month is April (52.7% relative humidity), and the most humid month is June (70.1%).
Wind in Salem is usually calm. The windiest month is April, followed by March and February. April’s average wind speed of around 7.5 knots (8.7 MPH or 14 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 late April where average top sustained speeds reach 14.6 knots, which is considered a moderate breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Salem.
The graph below shows wind speed (max and average) in knots.
Average Wind Speeds
Show Wind Speeds
All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.
|Month||Avg. Wind||Avg. Wind Feel||Sustained High Wind||High Wind Feel|
|Jan||6.7||Light breeze||11.9||Significant breeze|
|Feb||6.9||Light breeze||12.4||Significant breeze|
|Mar||7.3||Gentle breeze||13.1||Significant breeze|
|Apr||7.5||Gentle breeze||14||Significant breeze|
|May||6.2||Light breeze||12.3||Significant breeze|
|Jun||5.4||Light breeze||11.5||Significant breeze|
|Jul||4.5||Light breeze||9.7||Significant breeze|
|Aug||4.6||Light breeze||9.6||Gentle breeze|
|Sep||4.8||Light breeze||9.7||Significant breeze|
|Oct||5.8||Light breeze||11.1||Significant breeze|
|Nov||6.7||Light breeze||11.8||Significant breeze|
|Dec||6.6||Light breeze||11.9||Significant breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Salem?
Our best data indicates this area is generally safe. As of Mar 17, 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 Mar 15, 2019.
The Busiest and Least Crowded Months
The busiest month for tourism in Salem, MO, US is March, 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 Salem 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
Overall Salem Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel moderate. Highs range from 81.4°F (27.4°C) and 49.1°F (9.5°C) with warmer temperatures in the later months. Rain is somewhat common with 6 to 8 days of significant precipitation per month. Spring is the 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 moderate precipitation with 6 to 7 days of precipitation per month. June – August is the second busiest season for tourism in Salem, so lodging and other accommodations may cost slightly more.
Fall (September through November)
Fall daily highs range from 82.3°F (27.9°C) and 52.8°F (11.6°C), which will feel comfortable given the humidity and wind. It rains or snows a significant amount: approximately 5 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 Salem to be enjoyable for warm weather travelers. The average high during this season is between 49.1°F (9.5°C) and 43.2°F (6.2°C). On average, it rains or snows a fair amount: 4 to 6 times per month. These times of year are fairly slow with tourists.