Weather forecast for todayJohnstown, CA

Weather forecast for today

Current condition 2:07 pm PDT

  • 88°F
  • Feels like:
    88°F
Cloudy
Cloudy
  • Precipitation: 0"
  • Wind: 15mphENE 70°
  • Humidity: 18%
  • Dewpoint: 37°F
  • Pressure: 29.95"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
Currently, the horizon is coated in dense cloud cover, keeping the day gray.
The temperature is a blazing 87.8°F. The current temperature is only a few degrees off the maximum of 93.2°F for today.

Saturday Oct 17, 2026

  • 93°F
  • 61°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0"
  • Wind: 13mphENE 77°
  • Humidity: 20%
  • UV index: 5
  • Sunrise: 6:53 am PDT
  • Sunset: 6:12 pm PDT
  • ▼
On Saturday, in Johnstown, moderate cloud cover will mix with sunshine throughout the day.
Temperatures will see a substantial oscillation, reaching a high of a hot 93.2°F and dropping to a low of a breezy 60.8°F.
Meteorological data shows 93.2°F is more characteristic of September's climate profile than October's.
Sunrise was at 6:53 am and sunset will be at 6:12 pm; the daylight will last for 11h and 19min.

Hourly overview

Hourly temperatures

Warmest period: 3 pm - 4 pm 86°C.
Coldest hour: 12 am 68°C.

Chance of precipitation

Highest chance: 3 pm - 4 pm 2%.

Hourly weather forecast

  • 3 pm
  • 86°F
  • Feels like:
    86°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 14mphENE 75°
  • Humidity: 19%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 3
  • ▼
  • 4 pm
  • 86°F
  • Feels like:
    86°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 2%
  • Precipitation: 0"
  • Wind: 14mphENE 77°
  • Humidity: 19%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 5 pm
  • 84°F
  • Feels like:
    84°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 13mphE 82°
  • Humidity: 21%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 pm
  • 81°F
  • Feels like:
    81°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 11mphE 84°
  • Humidity: 23%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:12 pm
  • 7 pm
  • 77°F
  • Feels like:
    77°F
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 9mphE 84°
  • Humidity: 25%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 8 pm
  • 75°F
  • Feels like:
    75°F
Mostly Clear
Mostly Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphE 85°
  • Humidity: 26%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 9 pm
  • 73°F
  • Feels like:
    73°F
Mostly Clear
Mostly Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphE 82°
  • Humidity: 28%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 72°F
  • Feels like:
    72°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphE 79°
  • Humidity: 29%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 11 pm
  • 70°F
  • Feels like:
    70°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphENE 68°
  • Humidity: 32%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 am
  • 68°F
  • Feels like:
    68°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphENE 74°
  • Humidity: 35%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
For the remainder of Saturday, the weather will be cloudy.
The temperature will vary between the lowest temperature of 69.8°F and the highest temperature of 86°F. The hottest part of the day will be at 3 pm and 4 pm.
Today, the expected high matches September's average of 83.3°F more than October's. The night temperature will be comparable to the standard October low of 57.7°F.
Updated: Oct 17, 2026 @ 21:07:25 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The temperature at 2:07 pm PDT is 87.8°F.

On Saturday, the sky will feature a blend of clouds and sunshine.

Today, the highest temperature will be 93.2°F, while the lowest temperature will be 60.8°F.
Today, the maximum temperature will be significantly higher than the average highest temperature of 77.5°F in October. The lowest temperature will be in line with the average low of 57.7°F.

On Saturday, in Johnstown, sunrise was at 6:53 am and sunset will be at 6:12 pm (PDT).

Today, the daylight will last for 11h and 19min.