UV Index in Morrisville, United States

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents of Morrisville, United States, where sun exposure can significantly impact your skin health. With a climate categorized as Cfa, meaning humid subtropical, Morrisville experiences intense sun, particularly during the summer months. Awareness of UV levels can help prevent sunburn and long-term skin damage, making it essential for outdoor activities. Peak UV exposure in Morrisville typically occurs between noon and 2 PM, when levels can surge to 11, indicating very high risk. Stay informed and protect your skin by checking the UV Index regularly!

Hourly UV Index in Morrisville

The UV Index for today shows a dramatic rise as the sun ascends into the sky. Starting at a mild 1 by 07:00, the index gradually builds, reaching 3 by 09:00 and peaking at an intense 11 at 13:00—a level where sun protection is crucial. From this pinnacle, the values start to decline, tapering off to 10 at 14:00 and then gradually decreasing through the afternoon and evening, with values of 6 at 16:00 and sliding down to 1 by 19:00. Plan your outdoor activities accordingly, and remember to protect your skin during those 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.
Time	UVI	Category	Time to Burn
07:00	1	low	45 min
08:00	2	low	45 min
09:00	3	moderate	30 min
10:00	6	high	25 min
11:00	8	very high	15 min
12:00	10	very high	15 min
13:00	11	extreme	10 min
14:00	10	very high	15 min
15:00	9	very high	15 min
16:00	6	high	25 min
17:00	4	moderate	30 min
18:00	2	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Morrisville

Throughout the year, UV exposure varies significantly, peaking during the late spring and summer months. High-risk months for UV exposure include April through August, where the UV Index reaches very high to extreme levels, particularly in May, June, and July, with a dangerous UV Index of 11 and a burn time as short as 10 minutes. As such, it is crucial for visitors and residents to take precautions during these months, including wearing sunscreen, protective clothing, and sunglasses, while seeking shade during peak sun hours. Conversely, the winter months show a decrease in UV risk, with January and December marked as having moderate exposure, allowing for longer burn times of 30 minutes. By staying informed and taking necessary precautions, individuals can enjoy outdoor activities while minimizing their risk of UV-related harm.

Monthly Maximum UV Index for Morrisville, United States

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Morrisville. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.

Data source: Statistical UV Index data for Morrisville, 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 Morrisville UV Index with Other United States Cities

The table above highlights how UV exposure in Morrisville 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.

Morrisville's solar exposure compared to other cities in United States. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Chicago UVI	3	4	6	8	9	10	10	9	8	6	4	2
Brooklyn UVI	3	5	6	8	10	10	9	9	8	6	4	2
New York City UVI	3	5	6	8	10	10	9	9	8	6	4	2
Los Angeles UVI	4	6	8	9	10	11	11	10	10	7	5	4
Morrisville	4	6	8	10	11	11	11	10	9	8	5	3
Houston UVI	5	8	9	11	11	12	12	11	10	9	7	5