UV Index for Greeley, CO

Current Greeley UV Index

0 (Low)

Last Updated 13 minutes ago

Hourly Greeley UV Index

The hourly Greeley, CO UV Index forecast for Thursday, June 19th, 2025.

5 Day Hourly Greeley UV Index Forecast

Last Updated 11 hours ago

The UV index forecast for the next five days in Greeley, CO has 3 days reaching the extreme level and 1 day reaching the high or very high levels. The peak UV intensity in Greeley over the next five days will be 11.8 on Thursday, June 19th at 1:00 pm.

The UV index forecast for Thursday, June 19th in Greeley, CO is below.

Time UV Index Risk

The UV index forecast for Friday, June 20th in Greeley, CO is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0.5
Low
8am 1.7
Low
9am 3.7
Moderate
10am 6.4
High
11am 9
Very High
12pm 11
Extreme
1pm 11.8
Extreme
2pm 11
Extreme
3pm 7.8
High
4pm 3.5
Moderate
5pm 1.8
Low
6pm 0.9
Low
7pm 0.2
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, June 21st in Greeley, CO is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0.5
Low
8am 1.6
Low
9am 3.5
Moderate
10am 5.9
Moderate
11am 8.4
Very High
12pm 10.1
Very High
1pm 10.8
Very High
2pm 9.9
Very High
3pm 8
Very High
4pm 5.7
Moderate
5pm 3.4
Moderate
6pm 1.6
Low
7pm 0.5
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, June 22nd in Greeley, CO is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0.5
Low
8am 1.7
Low
9am 3.6
Moderate
10am 6.2
High
11am 8.9
Very High
12pm 10.8
Very High
1pm 11.5
Extreme
2pm 10.8
Very High
3pm 8.8
Very High
4pm 6.1
High
5pm 3.6
Moderate
6pm 1.7
Low
7pm 0.5
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Monday, June 23rd in Greeley, CO is below.

Time UV Index Risk
12am 0
Low
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low