Keystone weather — 10-day forecast

Temperature, rain, wind and feels-like in Keystone, hour by hour and over 10 days, with the seasonal normal for context.

Now

Reading from 18:00 · NOAA HRRR model

27 °C

Clear sky

Feels like 29 °C

8.6 km/hforce 2

Next 12 h

  • 1827°
  • 1925°
  • 19:03Sunset
  • 2024°
  • 2123°
  • 2223°
  • 2323°
  • 0023°
  • 0123°
  • 0222°
  • 0322°
  • 0422°
  • 0521°
  • 0621°

↑ 27°18:00↓ 21°06:00

Humidity
66 %
Dew point
20 °C
Gusts
17.2 km/h
Clouds
1 %
Pressure
1,016 hPa

Grid point 1.1 km away · 3.0 km grid · elevation 16 m

Air quality

The European air-quality index for the city, and the pollutants that set it.

Reading from 20:00
27
Fair

Index set by Ozone

Ozone
67.4µg/m³
PM2.5
8.7µg/m³
PM10
10.6µg/m³
Nitrogen dioxide
6.2µg/m³
Sulphur dioxide
0.7µg/m³
Carbon monoxide
178.0µg/m³
Dust (AOD)
0.00

Generated using Copernicus Atmosphere Monitoring Service information

Hour by hour

Step-by-step detail: temperature, wind, cloud cover and ultraviolet.

Estimated from a deterministic model, not an ensemble probability.
°C

10 days

Each day's extremes and the chance of rain, out to the end of the run.

11° → 32°

Rain probability (> 1 mm): 50 ECMWF ensemble members.

  • Today

    Clear sky

    29°

    23°

  • Thu

    Clear sky42 %

    30°

    21°

  • Fri

    Partly cloudy98 %

    32°

    22°

  • Sat

    Light showers98 %

    26°

    18°

  • Sun

    Mainly clear94 %

    24°

    16°

  • Mon

    Partly cloudy

    26°

    16°

  • Tue

    Mainly clear

    25°

    15°

  • Wed

    Mainly clear

    26°

    13°

  • Thu

    Clear sky

    24°

    12°

  • Fri

    Clear sky

    24°

    11°

Sun and UV

Sunrise, sunset, day length and ultraviolet intensity.

Max UV7high
Sunrise
07:31
Daylight
11 h 32
Sunset
19:03

Radiation · 9.7 MJ/m²

Sea state

Sea state at the marine grid point closest to the city.

0.3 mperiod 2 s 339°

Significant height: the mean of the highest third of waves. Individual waves reach about twice it.

Data: ECMWF

Today in Keystone the mean temperature will be 26.2 °C — +2.8 °C against the normal for 14 October, measured from 1940 to 2026. (1,290 obs.)

Keystone climate — normals and trends →