Weather forecast for todayNewcastle, CA

Weather forecast for today

Current condition 2:47 pm PDT

  • 66°F
  • Feels like:
    66°F
Showers in the Vicinity
Showers in the Vicinity
  • Precipitation: 0"
  • Wind: 5mphSW 230°
  • Humidity: 58%
  • Dewpoint: 52°F
  • Pressure: 29.82"Hg
  • Visibility: 9mi
  • UV index: 2
  • ▼
At the moment, in Newcastle, occasional drizzle is being reported in locations nearby.
The temperature is a breezy 66.2°F. The current temperature is nearly at the maximum of today's anticipated 68°F.

Wednesday Oct 21, 2026

  • 68°F
  • 55°F
Rain
Rain
  • Precip. probability: 76%
  • Precipitation: 0.16"
  • Wind: 6mphSW 214°
  • Humidity: 61%
  • UV index: 2
  • Sunrise: 7:20 am PDT
  • Sunset: 6:17 pm PDT
  • ▼
Today, on Wednesday, October 21, rain showers are expected, with damp conditions lasting through the day.
The likelihood of rainfall is high. However, precipitation will be light. The temperature is forecasted to vary between a maximum of a pleasant 68°F and a minimum of a mild 55.4°F.
The highest temperature is expected to be a couple of degrees lower than the average October peak of 73.6°F.
Sunrise was at 7:20 am and sunset will be at 6:17 pm; the daylight will last for 10h and 58min.

Hourly overview

Hourly temperatures

Warmest period: 4 pm - 5 pm 66°C.
Minimum temperature: 59°C.

Chance of precipitation

Highest chance: 4 pm 76%.

Hourly weather forecast

  • 3 pm
  • 64°F
  • Feels like:
    64°F
Rain
Rain
  • Precip. probability: 74%
  • Precipitation: 0.04"
  • Wind: 6mphWSW 237°
  • Humidity: 61%
  • Pressure: 29.83"Hg
  • Visibility: 7mi
  • UV index: 2
  • ▼
  • 4 pm
  • 66°F
  • Feels like:
    66°F
Rain
Rain
  • Precip. probability: 76%
  • Precipitation: 0.04"
  • Wind: 6mphSSW 210°
  • Humidity: 58%
  • Pressure: 29.83"Hg
  • Visibility: 7mi
  • UV index: 1
  • ▼
  • 5 pm
  • 66°F
  • Feels like:
    66°F
Rain
Rain
  • Precip. probability: 64%
  • Precipitation: 0.04"
  • Wind: 5mphSW 220°
  • Humidity: 59%
  • Pressure: 29.83"Hg
  • Visibility: 5mi
  • UV index: 0
  • ▼
  • 6 pm
  • 64°F
  • Feels like:
    64°F
Showers
Showers
  • Precip. probability: 67%
  • Precipitation: 0.04"
  • Wind: 5mphS 183°
  • Humidity: 67%
  • Pressure: 29.83"Hg
  • Visibility: 7mi
  • UV index: 0
  • ▼
Sunset: 6:17 pm
  • 7 pm
  • 61°F
  • Feels like:
    61°F
Rain
Rain
  • Precip. probability: 74%
  • Precipitation: 0.04"
  • Wind: 5mphSSE 147°
  • Humidity: 76%
  • Pressure: 29.83"Hg
  • Visibility: 5mi
  • UV index: 0
  • ▼
  • 8 pm
  • 59°F
  • Feels like:
    59°F
Light Rain
Light Rain
  • Precip. probability: 72%
  • Precipitation: 0.04"
  • Wind: 4mphESE 121°
  • Humidity: 85%
  • Pressure: 29.85"Hg
  • Visibility: 4mi
  • UV index: 0
  • ▼
  • 9 pm
  • 59°F
  • Feels like:
    59°F
Showers
Showers
  • Precip. probability: 41%
  • Precipitation: 0.04"
  • Wind: 2mphE 99°
  • Humidity: 87%
  • Pressure: 29.85"Hg
  • Visibility: 3mi
  • UV index: 0
  • ▼
  • 10 pm
  • 61°F
  • Feels like:
    61°F
Showers
Showers
  • Precip. probability: 36%
  • Precipitation: 0.04"
  • Wind: 4mphENE 73°
  • Humidity: 84%
  • Pressure: 29.83"Hg
  • Visibility: 5mi
  • UV index: 0
  • ▼
  • 11 pm
  • 59°F
  • Feels like:
    59°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 21%
  • Precipitation: 0"
  • Wind: 4mphNE 47°
  • Humidity: 86%
  • Pressure: 29.83"Hg
  • Visibility: 3mi
  • UV index: 0
  • ▼
  • 12 am
  • 59°F
  • Feels like:
    59°F
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 4mphNE 37°
  • Humidity: 85%
  • Pressure: 29.83"Hg
  • Visibility: 1mi
  • UV index: 0
  • ▼
For the rest of Wednesday, primarily damp and occasionally overcast weather is anticipated.
With minimal precipitation of 0.04", rainfall is forecasted from 3 pm to 10 pm.
The temperature will vary between the lowest temperature of 59°F and the highest temperature of 66.2°F. The warmest part of the day will be at 4 pm and 5 pm.
The high will be a few degrees lower than the normal maximum of 73.6°F for October. The temperature low is forecasted to be also consistent with the usual October value of 52.3°F.
Updated: Oct 21, 2026 @ 21:47:29 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (2:47 pm PDT) is 66.2°F.

On Wednesday, expect light to moderate rain through the day, with occasional breaks.

With a probability of 76%, light precipitation of 0.16" is predicted.

Today, the maximum temperature will be 68°F, while the minimum temperature will be 55.4°F.
The maximum temperature will be slightly cooler than the average highest temperature of 73.6°F in October. The lowest temperature will be in line with the average low of 52.3°F.

On Wednesday, in Newcastle, sunrise was at 7:20 am and sunset will be at 6:17 pm (PDT).

Today, the daylight will last for 10h and 58min.