Dallas Historic Weather Records

Analyse hottest, coldest, windiest & wettest days

Dallas Weather Trend Graph


Temperature (°C)
.
Months
Max Temp.
Historic Max Temp.
Min Temp.
Historic Min Temp.

Yearly Summary 2026


40°C
Highest Temp
21 Jul. 26

-3°C
Lowest Temp
24 Jan. 26


Seasonal Breakdown

Hottest MonthAugust31.34°C

Coldest MonthJanuary2.75°C

Wettest MonthFebruary10.49mm

Windiest MonthAugust16.39km/h

Frequently Asked Questions


1. What is the hottest month in Dallas historically?

August is historically Dallas's hottest month, with average maximum temperatures around 28°C. During peak heatwave events, the highest recorded temperatures have reached 42°C on 2021-06-27.

2. What is the coldest month in Dallas historically?

February is Dallas's coldest month, with average minimum temperatures around 1°C. The all-time record low of -13°C was recorded on 2024-01-16.

3. What is the average annual rainfall in Dallas over the past 17 years?

Dallas's average annual rainfall is approximately 1245.6mm, based on records spanning 17 years.

4. How many rainy days does Dallas experience on average per year?

Dallas historically records approximately 172.6 rainy days per year. December has the highest number of rain days at an average of 21.7 days.

5. What is the all-time highest temperature ever recorded in Dallas?

The all-time highest temperature recorded in Dallas is 42°C on 2021-06-27.

6. What is the all-time lowest temperature ever recorded in Dallas?

The all-time lowest temperature recorded in Dallas is -13°C on 2024-01-16.

7. What is the windiest time of year in Dallas historically?

Dallas experiences its strongest winds during March. The historic gust record of 37.1 kph was recorded on 2010-01-18.

8. What is the highest and lowest humidity in Dallas during a year?

Usually, Dallas's humidity peaks in December at around 89.9% and drops to its lowest in August at approximately 65.9%.