Thornton, CO Weather Forecast
Local 7-day forecast
Mostly Clear
Track current conditions, temperature changes, wind, and the full daily outlook for Thornton, CO in one place.
Mostly clear. Low around 61, with temperatures rising to around 64 overnight. West northwest wind around 3 mph.
Local Weather Overview
This forecast page for Thornton, CO is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jul 10, 2026 2:22 AM MDT.
The active forecast window currently covers Jul 10 to Jul 16, 2026 for Thornton, CO.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 10 to Jul 16, 2026
- Latest sync
- Jul 10, 2026 2:22 AM MDT
- Forecast office
- BOU
- Source
- NOAA / NWS
Daily Outlook
This Week in Thornton
Monday looks like the warmest upcoming period in Thornton at 99 degrees F.
Overnight is the coolest period ahead with temperatures near 61 degrees F.
The strongest winds are forecast for Monday Night at about 6 to 20 mph S.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 10, 2026 2:22 AM MDT
- Coverage
- 7 days
- Time zone
- America/Denver
- Forecast office
- BOU
- Radar station
- KFTG
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms after 1pm. Sunny. High near 90, with temperatures falling to around 85 in the afternoon. Northeast wind 2 to 8 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of showers and thunderstorms before 8pm. Mostly clear. Low around 61, with temperatures rising to around 64 overnight. South southwest wind 2 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 20%.
Sunny, with a high near 95. North northeast wind 2 to 8 mph, with gusts as high as 18 mph.
Mostly clear, with a low around 65. South wind 2 to 8 mph, with gusts as high as 17 mph.
Sunny, with a high near 96.
Mostly clear, with a low around 67.
Sunny, with a high near 99.
Mostly clear, with a low around 67.
Sunny, with a high near 98.
Mostly clear, with a low around 67.
Sunny, with a high near 97.
Mostly clear, with a low around 67.
Sunny, with a high near 96.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Jul 10
|
Mostly Clear
|
61°F |
3 mph
WNW
|
|
Friday
Jul 10
|
Sunny then Chance Showers And Thunderstorms
|
90°F |
2 to 8 mph
NE
|
|
Friday Night
Jul 10
|
Slight Chance Showers And Thunderstorms then Mostly Clear
|
61°F |
2 to 8 mph
SSW
|
|
Saturday
Jul 11
|
Sunny
|
95°F |
2 to 8 mph
NNE
|
|
Saturday Night
Jul 11
|
Mostly Clear
|
65°F |
2 to 8 mph
S
|
|
Sunday
Jul 12
|
Sunny
|
96°F |
2 to 12 mph
NE
|
|
Sunday Night
Jul 12
|
Mostly Clear
|
67°F |
8 to 16 mph
SSE
|
|
Monday
Jul 13
|
Sunny
|
99°F |
2 to 13 mph
SSE
|
|
Monday Night
Jul 13
|
Mostly Clear
|
67°F |
6 to 20 mph
S
|
|
Tuesday
Jul 14
|
Sunny
|
98°F |
2 to 13 mph
ENE
|
|
Tuesday Night
Jul 14
|
Mostly Clear
|
67°F |
5 to 18 mph
S
|
|
Wednesday
Jul 15
|
Sunny
|
97°F |
2 to 13 mph
E
|
|
Wednesday Night
Jul 15
|
Mostly Clear
|
67°F |
5 to 17 mph
S
|
|
Thursday
Jul 16
|
Sunny
|
96°F |
2 to 12 mph
NNE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Thornton.
