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Today Hourly 7 days 30 days May
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May 2026 Weather | Thornton, Colorado

Today 5/20
Sunny with a Chance of Thunderstorms
Day 61°
Night 41°
88
Thu 5/21
Sunny with a Chance of Thunderstorms
Day 66°
Night 43°
55
Fri 5/22
Cloudy Weather
Day 66°
Night 45°
12
Sat 5/23
Partly Sunny with Showers
Day 70°
Night 48°
60
Sun 5/24
Cloudy Weather
Day 82°
Night 55°
12
Mon 5/25
Cloudy Weather
Day 82°
Night 55°
25
Tue 5/26
Cloudy Weather
Day 77°
Night 54°
25
Wed 5/27
Cloudy Weather
Day 72°
Night 54°
55
Thu 5/28
Cloudy Weather
Day 73°
Night 54°
55
Fri 5/29
Cloudy Weather
Day 75°
Night 54°
0
Sat 5/30
Sunny Weather
Day 82°
Night 57°
2
Sun 5/31
Cloudy Weather
Day 84°
Night 57°
0

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