Weather forecast for tomorrowPenryn, CA

Weather forecast for tomorrow

Sunday Oct 18, 2026

  • 84°F
  • 52°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 8mphS 173°
  • Humidity: 25%
  • UV index: 5
  • Sunrise: 7:17 am PDT
  • Sunset: 6:22 pm PDT
  • ▼
Tomorrow, on Sunday, October 18, expect consistent sunshine and open skies.
A stark contrast will be evident between the daytime peak temperature of a warm 84.2°F and the nighttime low of a crisp 51.8°F.
The higher temperature of 84.2°F is more typical of September than October.
Sunrise will be at 7:17 am and sunset at 6:22 pm; tomorrow's daylight will last for 11h and 5min.

Hourly overview

Hourly temperatures

Warmest hour: 3 pm 82°C.
Coldest hour: 6 am 63°C.

Chance of precipitation

Highest chance: 12 am - 9 pm 0%.

Hourly weather forecast

  • 12 am
  • 68°F
  • Feels like:
    68°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphE 91°
  • Humidity: 32%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 2 am
  • 66°F
  • Feels like:
    66°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphE 95°
  • Humidity: 33%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 4 am
  • 64°F
  • Feels like:
    64°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphE 94°
  • Humidity: 32%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 63°F
  • Feels like:
    63°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphE 94°
  • Humidity: 32%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunrise: 7:17 am
  • 8 am
  • 63°F
  • Feels like:
    63°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphESE 102°
  • Humidity: 32%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 am
  • 73°F
  • Feels like:
    73°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSSE 154°
  • Humidity: 25%
  • Pressure: 29.97"Hg
  • Visibility: 10mi
  • UV index: 2
  • ▼
  • 12 pm
  • 81°F
  • Feels like:
    81°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphSSW 194°
  • Humidity: 23%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 2 pm
  • 82°F
  • Feels like:
    82°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 8mphSSW 200°
  • Humidity: 22%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 4
  • ▼
  • 4 pm
  • 82°F
  • Feels like:
    82°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 8mphSSW 205°
  • Humidity: 21%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 6 pm
  • 79°F
  • Feels like:
    79°F
Sunny
Sunny
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 6mphSSW 193°
  • Humidity: 26%
  • Pressure: 29.88"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Sunset: 6:22 pm
  • 8 pm
  • 66°F
  • Feels like:
    66°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 4mphSSE 163°
  • Humidity: 40%
  • Pressure: 29.91"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 10 pm
  • 63°F
  • Feels like:
    63°F
Clear
Clear
  • Precip. probability: 0%
  • Precipitation: 0"
  • Wind: 7mphSE 138°
  • Humidity: 46%
  • Pressure: 29.94"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
Tomorrow, mostly cloudless and sunny weather is anticipated.
The temperature will vary between the lowest temperature of 60.8°F and the highest temperature of 82.4°F. The warmest part of the day will be from 2 pm to 5 pm.
Tomorrow, the forecasted maximum will be more close to September's average high of 85.8°F than October's 73.6°F. The lowest temperature tomorrow will be in line with October's average minimum.
Updated: Oct 18, 2026 @ 03:18:12 UTC
Published by: Weather U.S. | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

Tomorrow, sunshine is forecasted under mostly clear skies.

Tomorrow, the maximum temperature in Penryn will be 84.2°F, while the minimum temperature will be 51.8°F.
The highest temperature will be noticeably higher than the average maximum of 73.6°F in October. The lowest temperature tomorrow will be in line with the average low temperature.

On Sunday, in Penryn, sunrise will be at 7:17 am and sunset at 6:22 pm (PDT).

In Penryn, tomorrow, there will be 11h and 5min of daylight.