The best times to visit Johnson City for ideal weather are
March 5th to May 13th
September 24th to December 2nd
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Johnson City Travel Guide
Other Johnson City Travel Info
Weather in Johnson City
Average temperatures in Johnson City vary drastically. Considering humidity, temperatures feel very nice much of the year, but hot in the summer and cold in the winter with a very low chance of rain or snow throughout the year. The area is somewhat temperate — in the 48th 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 Johnson City, the hottest months are August, July, and then June. See average monthly temperatures below. The warmest time of year is generally early to mid August where highs are regularly around 101.1°F (38.4°C) with temperatures rarely dropping below 74.7°F (23.7°C) at night.
Johnson City Temperatures (Fahrenheit)
Johnson City 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.
Johnson City Perceived Temperature (F)
Johnson City Perceived Temperature (C)
Average Johnson City 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 Johnson City are December, August, and then March. 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 January. For example, on the week of January 8th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in late May with an average of 1 days of significant precipitation the week of May 21st.
When can you find snow in Johnson City? Weather stations report no annual snow. 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 Johnson City.
Snow on the Ground
The graph below shows the average snow on the ground in Johnson City (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
Johnson City has some humid months, and slightly dry months in the opposite season. The least humid month is August (39.5% relative humidity), and the most humid month is December (60.4%).
Wind in Johnson City is usually calm. The windiest month is April, followed by May and March. April’s average wind speed of around 5.8 knots (6.6 MPH or 10.7 KPH) is considered “a light 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 13.1 knots, which is considered a moderate breeze.
Relative Humidity (%)
The graph below shows the average % humidity by month in Johnson City.
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||4.1||Light breeze||10.4||Gentle breeze|
|Feb||5||Light breeze||11.5||Significant breeze|
|Mar||5.4||Light breeze||12.1||Gentle breeze|
|Apr||5.8||Light breeze||12.4||Significant breeze|
|May||5.7||Light breeze||12.4||Gentle breeze|
|Jun||5.3||Light breeze||11.5||Significant breeze|
|Jul||4.5||Light breeze||10.8||Gentle breeze|
|Aug||4.1||Light breeze||10.5||Gentle breeze|
|Sep||3.5||Barely noticeable||9.6||Gentle breeze|
|Oct||4||Light breeze||9.8||Gentle breeze|
|Nov||4.2||Light breeze||10.6||Gentle breeze|
|Dec||3.8||Barely noticeable||10.1||Gentle breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Johnson City?
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 Johnson City, TX, US is July, followed by March and June. 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 Johnson City 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 Johnson City Travel Experience by Season
Spring (March through May)
Humidity and temperatures combine to make this season feel warm. Highs range from 91.4°F (33°C) and 66.9°F (19.4°C) with warmer temperatures in the later months. Rain is rare with 1 to 4 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 1 to 2 days of precipitation per month. June – August is the second busiest season for tourism in Johnson City, so lodging and other accommodations may cost slightly more.
Fall (September through November)
Fall daily highs range from 95.5°F (35.3°C) and 66.1°F (18.9°C), which will feel very nice given the humidity and wind. It rains or snows a normal amount: approximately 3 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 too cold this time of year in Johnson City to be enjoyable for warm weather travelers. The average high during this season is between 71.1°F (21.7°C) and 56.6°F (13.7°C). On average, it rains or snows a smalll amount: 1 to 2 times per month. These times of year are fairly slow with tourists.