Partly cloudy
Westminster5,397 ft
Northwest metro on the Denver–Boulder line.
The outlook
A Heat Advisory is in effect until 9 PM tonight. Expect very hot conditions today with highs near 100F. Monsoonal moisture arrives Tuesday, bringing scattered storms capable of heavy rain through Thursday.
The days ahead
Rest of today
through midnight
Overcast
Tomorrow
Tue
Overcast · colder
Wed
Rain · colder
Rest of the week
Thu–Sun
Temperatures warming, rain Thu
The record high for July 20 is 96°, set in 2021.
2026 is running 7.5° warmer than the archive average so far.
Today is running 12° above the seasonal average for this date.
This heating season is running 24% milder than normal so far.
Right now
Conditions
- Wind
- mph NNE
- Humidity
- Pressure
- UV index
- 0Low
- Visibility
- 6 mi
- Dew point
- 52°
Next hour
Minute-by-minute
No precipitation expected in the next hour.
Next 48 hours
Hourly forecast
Mon, Jul 20 → Wed, Jul 22Mountain · midnight starts a new day
7-day outlook
The week ahead
- Today102°72°
Overcast
- Tue97°71°
Overcast · 27% precip
- Wed94°70°
Rain · 78% precip
- Thu91°70°
Rain · 95% precip
- Fri100°73°
Partly cloudy · 75% precip
- Sat101°78°
Rain · 22% precip
- Sun104°77°
Rain · 39% precip
Sun & Moon
Light of day
sunrise
5:48 AM
sunset
8:24 PM
Daylight
14 hr 35 min
−1 min 29 sec vs yesterday
Moon
First Quarter
Storm tracker
Live radar
Radar by RainViewer · 7-day precipitation forecast by Open-Meteo · basemap OpenFreeMap. Radar covers the past two hours plus a 30-minute nowcast; the 7-day layer is a precipitation forecast.
AdvancedAtmospheric detail & vertical profile
Atmospheric readings
Instability
0 J/kg
Stable air
Freezing level
17,388 ft
Altitude of the 32°F line
Cloud layers
low 0% · mid 0% · high 0%
Soil temp
64°
Ground surface
Vertical profile
Temperature and wind from the surface up through the upper atmosphere.
Climate
How today sits against the record
Open-Meteo archive, 2016–2026
This season's pace
A running total of heating and cooling demand in degree-days, measured against the multi-year average. It is a sum of degrees, not a count of days.
Heating degree-days· Since Oct 1
4,165(-24% vs normal)
Cooling degree-days· Since May 1
559(+63% vs normal)
Year to date
+7.5°warmer than the archive average
The year in temperature
2016–2026 avgAverage temperature each month, with heating and cooling degree-days, averaged across these years. This month is outlined.
July 20, across the years
2017–2025Each bar is July 20 only: observed low at the bottom, high at the top. Accent fill is 2026. Dashed lines are the archive’s typical high/low for that date.
Legend
- Frosted bars = other years
- Solid accent = 2026
- Accent dashes: avg high (July 20, archive mean).Neutral dashes: avg low for the same date.
UniColorado installs heat pumps, furnaces, AC, and electrical across Westminster and the Denver metro.