The best times to visit Jefferson for ideal weather are

March 12th to May 13th

or

September 24th to November 11th

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

 

 


Other Jefferson Travel Info

Weather in Jefferson

Temperature

Average temperatures in Jefferson 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 46th 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 Jefferson, 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 100.5°F (38.1°C) with temperatures rarely dropping below 75.6°F (24.2°C) at night.

Jefferson Temperatures (Fahrenheit)

Key
High
Average
Low

Jefferson 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.

Jefferson Perceived Temperature (F)

Key
High
Average
Low

Jefferson Perceived Temperature (C)

Key
High
Average
Low

 

Average Jefferson 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

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 60.1 46.1 35.4
Feb 60.8 48.3 39.1
Mar 69.2 56.5 45.6
Apr 78.1 64.7 53.4
May 84.3 72.5 62.5
Jun 91.9 80.2 70.3
Jul 95 83 72.9
Aug 97.4 84.2 72.6
Sep 92.1 78 66.4
Oct 80.8 66 54.5
Nov 66.9 54.2 43.7
Dec 61.5 49.5 40.5

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 15.6 7.8 1.9
Feb 16 9.1 3.9
Mar 20.7 13.6 7.6
Apr 25.6 18.2 11.9
May 29.1 22.5 16.9
Jun 33.3 26.8 21.3
Jul 35 28.3 22.7
Aug 36.3 29 22.6
Sep 33.4 25.6 19.1
Oct 27.1 18.9 12.5
Nov 19.4 12.3 6.5
Dec 16.4 9.7 4.7

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Jefferson are August, September, and then July. 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 mid to late November with an average of 1 days of significant precipitation the week of November 19th.

When can you find snow in Jefferson? 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 Jefferson.

Key
Days with precipitation

Snow on the Ground

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

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 7% 0 1.6
Feb 9% 0 1.2
Mar 11% 0 2.4
Apr 11% 0 2.1
May 11% 0 3.9
Jun 6% 0 0.7
Jul 5% 0 0.4
Aug 3% 0 0.7
Sep 3% 0 0.5
Oct 9% 0 3.2
Nov 15% 0 4.3
Dec 8% 0 1.4

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 7 0 4.1
Feb 9 0 3
Mar 11 0 6.1
Apr 11 0 5.3
May 11 0 9.9
Jun 6 0 1.8
Jul 5 0 1
Aug 3 0 1.8
Sep 3 0 1.3
Oct 9 0 8.1
Nov 15 0 10.9
Dec 8 0 3.6

 

Humidity and Wind

Jefferson has some high humidity months, with other comfortably humid months. The least humid month is August (52.1% relative humidity), and the most humid month is December (69.9%).

Wind in Jefferson is usually extremely calm. The windiest month is April, followed by March and May. April’s average wind speed of around 4.7 knots (5.5 MPH or 8.8 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 early April where average top sustained speeds reach 12.6 knots, which is considered a moderate breeze.

Relative Humidity (%)

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

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.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 4.4 Light breeze 11.5 Significant breeze
Feb 4.3 Light breeze 11.2 Significant breeze
Mar 4.6 Light breeze 12 Significant breeze
Apr 4.7 Light breeze 11.9 Significant breeze
May 4.4 Light breeze 11.5 Significant breeze
Jun 3.5 Barely noticeable 10 Gentle breeze
Jul 3 Barely noticeable 9.4 Significant breeze
Aug 2.9 Barely noticeable 9.6 Gentle breeze
Sep 2.4 Barely noticeable 9 Significant breeze
Oct 3.1 Barely noticeable 9.5 Gentle breeze
Nov 3.9 Barely noticeable 10.5 Significant breeze
Dec 3.6 Barely noticeable 10 Gentle breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 56.1%
Feb 61.2%
Mar 60.2%
Apr 62%
May 63.6%
Jun 61.8%
Jul 58.6%
Aug 52.1%
Sep 54.1%
Oct 60.2%
Nov 62.7%
Dec 69.9%

 

Is it Safe to Travel to Jefferson?

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 Jefferson, TX, US is July, followed by February and May. 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 Jefferson 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 27.6 in November means 27.6% of the tourists vs. July.

 

 

Overall Jefferson Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel moderate. Highs range from 88°F (31.1°C) and 60.2°F (15.7°C) with warmer temperatures in the later months. Rain is rare with roughly 3 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 least precipitation with 1 to 2 days of precipitation per month. June – August is the busiest season for tourism in Jefferson, so lodging and other accommodations may cost more than usual.

Fall (September through November)

Fall daily highs range from 95.1°F (35.1°C) and 63.6°F (17.6°C), which will feel comfortable given the humidity and wind. It rains or snows a normal amount: 1 to 4 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 Jefferson to be enjoyable for warm weather travelers. The average high during this season is between 65.2°F (18.4°C) and 54.3°F (12.4°C). On average, it rains or snows a smalll amount: 2 to 3 times per month. These times of year are fairly slow with tourists.

 

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