UV Index in Bastrop, United States

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents of Bastrop, Texas, where the climate often features warm and sunny days. Being aware of UV levels not only helps prevent painful sunburns but also plays a vital role in maintaining overall skin health. With peak UV exposure typically occurring between 11 AM and 2 PM, when the index can reach as high as 12, it's essential for locals to monitor these levels to protect themselves. Given Bastrop's Cfa climate, which brings a blend of warmth and humidity, knowing when to seek shade or apply sunscreen can make all the difference in enjoying the sun safely.

Hourly UV Index in Bastrop

The UV Index throughout the day reveals a dynamic shift in sun intensity. In the early hours, from 7:00 to 9:00, the index remains low at 1 to 3, perfect for a leisurely morning stroll. However, as the sun climbs higher, the UV exposure peaks dramatically at 12:00 with an index of 10, reaching its highest point of 12 at 1:00 PM. This is the critical time for sun safety measures—sunscreen and protective clothing are essential! As the afternoon progresses, the intensity begins to wane, dropping to a 7 by 4:00 PM and further to a gentle 1 by 7:00 PM. Overall, it's a day marked by a sharp rise and gradual decline in UV levels, highlighting the importance of staying shielded during peak hours.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
TimeUVICategoryTime to Burn
07:001low45 min
08:001low45 min
09:003moderate30 min
10:005moderate30 min
11:008very high15 min
12:0010very high15 min
13:0012extreme10 min
14:0011extreme10 min
15:0010very high15 min
16:007high25 min
17:005moderate30 min
18:002low45 min
19:001low45 min

Monthly UV Index Trends in Bastrop

Throughout the year, the UV Index experiences significant fluctuations, peaking in the summer months. From January (UV Index 5) to February (UV Index 8), there's a clear increase, with March and April maintaining high levels (UV Index 9-10). May through August sees the highest readings, particularly reaching UV Index 12 in June and July, indicating extreme exposure risk, where skin can burn within just 10 minutes. As the year transitions to September and October, the UV Index begins to decline but remains in the very high category until November (UV Index 6) and finally returns to moderate in December. Visitors and residents should be particularly cautious between February and August—the high-risk months for UV exposure—by implementing protective measures such as wearing sunscreen, sunglasses, and hats, and seeking shade during peak sun hours.

Monthly Maximum UV Index for Bastrop, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Bastrop. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec589101112121110865
Data source: Statistical UV Index data for Bastrop, based on information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

Compare Bastrop UV Index with Other United States Cities

The table above highlights how UV exposure in Bastrop compares to other major locations across United States. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.
Bastrop's solar exposure compared to other cities in United States. Generated using Copernicus Atmosphere Monitoring Service information.
 JanFebMarAprMayJunJulAugSepOctNovDec
Chicago UVI34689101098642
Brooklyn UVI35681010998642
New York City UVI35681010998642
Los Angeles UVI46891011111010754
Bastrop589101112121110865
Houston UVI589111112121110975