Dallas Weather and UV Index: A Comprehensive Guide
Dallas, Texas, experiences a diverse climate with hot summers and mild winters. Understanding the daily weather conditions, including temperature and UV index, is crucial for residents and visitors alike. This article provides a detailed overview of the current weather situation in Dallas, forecasts for the coming days, and essential information about UV radiation levels.
Current Conditions: Saturday, March 21, 2026
As of 9:38 AM CDT, the UV Index in Dallas is 0.9, categorized as Low. Current UV Index. However, the UV Index is expected to rise significantly throughout the day.
The sun rose in Dallas at 7:30 a.m. And will set at 7:39 p.m., providing approximately 12 hours of daylight.
The thermal sensation, or “real temperature,” is expected to reach a maximum of 91ºF (33ºC) and a minimum of 91ºF (33ºC) today.
The UV level is currently considered unhealthy (sensitive) during the day, reaching a level of 7 on the scale.
Hourly UV Index Forecast for Today
Here’s a breakdown of the expected UV Index throughout the day:
- 12:00 AM – 11:00 AM: 0 – 2.4 (Low)
- 11:00 AM – 12:00 PM: 4.5 (Moderate)
- 12:00 PM – 1:00 PM: 6.5 (High)
- 1:00 PM – 3:00 PM: 7.7 – 7.8 (Very High)
The UV Index will peak between 1:00 PM and 2:00 PM with a very high reading of 7.8. Current UV Index.
Weather Forecast for Tomorrow, Sunday, March 22, 2026
The forecast for tomorrow, Sunday, indicates clear skies with temperatures ranging from 63 to 95 degrees Fahrenheit (17 to 35 degrees Celsius).
7-Day Weather Outlook
Weather conditions in Texas can change rapidly. It is recommended to check for daily updates.
Average Temperatures in Dallas
Dallas experiences hot weather for approximately 3.4 months, between June and September, with an average daily maximum temperature of 87°F. August is the hottest month, with an average high of 95°F and a low of 77°F.
The cool season lasts three months, between November and February, with an average daily maximum temperature of 57°F. January is the coldest month, with an average minimum temperature of 39°F.
Rainfall in Dallas
April and October are typically the rainiest months, with a greater than 26% chance of rain on any given day. May experiences the most rainy days, averaging 11 days with at least 1 millimeter of precipitation. The dry season lasts 5.5 months, from October to April, with January being the driest month.
UV Safety Recommendations
To protect your health against UV exposure, it is highly recommended to:
- Wear sunglasses
- Apply broad-spectrum SPF 15+ sunscreen generously to exposed skin
- Cover the body with sun-protective clothing and a wide-brim hat
- Reduce time spent outdoors during peak hours (12:00 PM – 2:00 PM)
Resources for UV Index Information
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