ThorntonWeather.com
Home Forecast Radar Advisories Webcams News
METRIC | IMPERIAL
Last Updated: 04-Sep-2025 @ 10:40am  
Temperature Current Conditions
Currently Outside: Warmer 5.4°F than last hour.

80.5°F

Heat Index:  79.7°F
Warm
High Today
81.1°F
10:37 AM 		Low Today
51.5°F
6:38 AM
Yest High
87.0°F
3:13 PM 		Yest Low
51.9°F
5:47 AM
Sta* High
96.0°F
2022 		Sta* Low 
43.3°F
2011
* This Station's Records Since 11/2006
Regional Radar
Tap Radar for Full Size
Sunny, Dry It is Sunny, Dry

Wind from SE Wind:  SE
0.8
Gusting to:
 1.0 mph
Current Rain Rain:
0.00 in
At UV of:
4.2
Sunburn in
27 Minutes 		Highest:
10:38 AM
4.2
Outside Now Liquid Precipitation
Dew Point: Increased 0.5°F since last hour. 46.2°F
DewPt Last Hour: Increased 0.5°F since last hour. 0.5°F
Wetbulb: 61.9°F
Humidity: Decreased 5% since last hour. 30%
Humidity Last Hour: Decreased 5% since last hour. 5%
Barometer: Rising 0.002 °F/hr 29.533 inHg
Heat-Index: 79.7°F
Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 0.20 in
Sep Rain: 0.00 in
Sep Avg: 1.44 in
Diff from Avg: Under 1.44 in for the month 1.44 in
Season:1 8.94 in
Weather Forecast
Outlook Today & Tonight
Today

Today: Mostly Sunny
Mostly Sunny

Hi 89 °F 		NWS forecast: Mostly sunny. High near 89, with temperatures falling to around 87 in the afternoon. North wind 3 to 9 mph.
Tonight

Tonight: Slight Chance Rain Showers then Smoke
Slight Chance Rain Showers then Smoke

Lo 53 °F		 NWS forecast: A slight chance of rain showers before 9pm, then smoke and a slight chance of rain showers between 9pm and 3am. Mostly cloudy. Low around 53, with temperatures rising to around 55 overnight. North northeast wind 7 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Friday

Friday: Partly Sunny then Slight Chance Showers And Thunderstorms
Partly Sunny then Slight Chance Showers And T-Storms

Hi 72 °F 		Friday
Night
Friday Night: Mostly Clear
Mostly Clear

Lo 49 °F 		Saturday

Saturday: Sunny
Sunny

Hi 78 °F 		Saturday
Night
Saturday Night: Mostly Cloudy
Mostly Cloudy

Lo 53 °F
Sunday

Sunday: Partly Sunny then Slight Chance Showers And Thunderstorms
Partly Sunny then Slight Chance Showers And T-Storms

Hi 80 °F 		Sunday
Night
Sunday Night: Mostly Cloudy
Mostly Cloudy

Lo 55 °F 		Monday

Monday: Mostly Sunny
Mostly Sunny

Hi 85 °F 		Monday
Night
Monday Night: Partly Cloudy
Partly Cloudy

Lo 57 °F

Thornton Weather -Thornton, CO - USA

Script By: Burnsville Weather Live
Mobile Dashboard Version 1.91 11-FEB-2014



This website is neither affiliated with nor endorsed by the National Weather Service, City of Thornton or any other government agency. The weather data contained herein is offered without any warranties expressed or implied, and is meant to only supplement not replace official NWS weather forecasts and information.