Live Weather & Forecast

Weather in Porterville

California, United States · Real-time conditions & 3-day outlook

Flag of United States
Overcast
13°C
Feels like 12°C
55°F / Feels 54°F
Overcast
Porterville, California
🌙 Nighttime
Updated: 2026-04-12 22:45
💧
Humidity
80%
💨
Wind
9 km/h WSW
🌬️
Wind Gust
16.5 km/h
🌡️
Pressure
1017 mb
👁️
Visibility
16 km
☀️
UV Index
0 (Low)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
100%
💦
Dew Point
5.9°C
🌐
Wind Degree
239°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
166.9 μg/m³
NO₂
12.6 μg/m³
O₃
42 μg/m³
SO₂
1.6 μg/m³
PM 2.5
8.9 μg/m³
PM 10
42.1 μg/m³

Weather Alerts 1

Met · Severe · Expected
Winter Storm Warning issued April 12 at 1:43PM PDT until April 12 at 11:00PM PDT by NWS Hanford CA

* WHAT...Heavy snow expected. Low-end storm total of 10 inches and high-end total of 30 inches expected in Madera and Mariposa Counties and Yosemite National Park at and above 7,000 ft. Winds gusting to 55 mph or higher. * WHERE...A portion of central California. * WHEN...Until 11 PM PDT this evening. * IMPACTS...Visibilities may drop below 1/4 mile due to falling and blowing snow. Whiteout con...

Persons should delay all travel if possible. If travel is absolutely necessary, drive with extreme caution and be prepared for sudden changes in visibility. Leave plenty of room between you and the motorist ahead of you, and allow extra time to reach your destination. Avoid sudden braking or acceler...

Effective: 2026-04-12T13:43:00-07:00  ·  Expires: 2026-04-12T23:00:00-07:00

Today's Hourly Forecast

24-hour breakdown for Porterville, California

12 AM
Clear
16°
Clear
💧 54% 💨 10.8 km/h
1 AM
Clear
15°
Clear
💧 55% 💨 6.1 km/h
2 AM
Clear
13°
Clear
💧 53% 💨 12.6 km/h
3 AM
Light rain
12°
Light rain
💧 86% 💨 19.4 km/h 🌧️ 100%
4 AM
Patchy rain nearby
12°
Patchy rain nearby
💧 88% 💨 13.7 km/h 🌧️ 100%
5 AM
Patchy rain nearby
12°
Patchy rain nearby
💧 87% 💨 5.8 km/h 🌧️ 100%
6 AM
Patchy rain nearby
12°
Patchy rain nearby
💧 84% 💨 10.4 km/h 🌧️ 61%
7 AM
Sunny
12°
Sunny
💧 83% 💨 10.8 km/h
8 AM
Sunny
13°
Sunny
💧 73% 💨 7.9 km/h
9 AM
Sunny
15°
Sunny
💧 56% 💨 6.8 km/h
10 AM
Sunny
16°
Sunny
💧 53% 💨 6.8 km/h
11 AM
Sunny
16°
Sunny
💧 50% 💨 8.6 km/h
12 PM
Overcast
16°
Overcast
💧 53% 💨 9 km/h
1 PM
Patchy rain nearby
17°
Patchy rain nearby
💧 51% 💨 6.5 km/h 🌧️ 100%
2 PM
Sunny
17°
Sunny
💧 42% 💨 10.8 km/h
3 PM
Patchy rain nearby
17°
Patchy rain nearby
💧 43% 💨 8.3 km/h 🌧️ 74%
4 PM
Overcast
19°
Overcast
💧 43% 💨 2.5 km/h
5 PM
Sunny
20°
Sunny
💧 40% 💨 2.9 km/h
6 PM
Sunny
19°
Sunny
💧 40% 💨 5.8 km/h
7 PM
Partly Cloudy
17°
Partly Cloudy
💧 47% 💨 7.9 km/h
8 PM
Patchy rain nearby
16°
Patchy rain nearby
💧 64% 💨 6.1 km/h 🌧️ 67%
9 PM
Clear
15°
Clear
💧 58% 💨 2.9 km/h
10 PM
Overcast
13°
Overcast
💧 80% 💨 9 km/h
11 PM
Clear
13°
Clear
💧 63% 💨 9.7 km/h

3-Day Forecast

Daily overview for Porterville, California

Today
Patchy rain nearby
Patchy rain nearby
21° / 11°
🌧️ 87% chance of rain
💧 Avg. humidity: 59%
💨 Max wind: 19.4 km/h
🌧️ Total precip: 1.69 mm
☀️ UV Index: 1.3
🌅 Sunrise: 06:27 AM
🌇 Sunset: 07:28 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Patchy rain nearby
Patchy rain nearby
17° / 10°
🌧️ 80% chance of rain
💧 Avg. humidity: 69%
💨 Max wind: 13.3 km/h
🌧️ Total precip: 0.35 mm
☀️ UV Index: 0.9
🌅 Sunrise: 06:25 AM
🌇 Sunset: 07:29 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Sunny
Sunny
22° / 9°
🌧️ 0% chance of rain
💧 Avg. humidity: 62%
💨 Max wind: 11.2 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.7
🌅 Sunrise: 06:24 AM
🌇 Sunset: 07:30 PM
🌙 Waning Crescent
🌑 Moon: 15% lit

Best Time to Visit Porterville

Plan your trip to Porterville, United States around the most favorable weather conditions.

Peak Season
June – September
Warm, dry summers — ideal for outdoor activities.
Shoulder Season
April – May, October
Fewer crowds, moderate prices, mild weather.
Off Season
November – March
Cooler temperatures; some regions may experience rain or snow.
← Back to Porterville 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Porterville?
Current conditions in Porterville: Overcast, temperature 13°C, humidity 80%.
What is the best time to visit Porterville?
The best time to visit Porterville is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Porterville?
Porterville is located at approximately 36.1° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Porterville?
The wettest period in Porterville is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Porterville?
For visits to Porterville during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Porterville in?
Porterville is located in United States, in the state of California.
What are the public holidays in Porterville in 2026?
View the 2026 public holidays for Porterville on our Holidays page.
What are the GPS coordinates used for the weather forecast in Porterville?
The weather forecast for Porterville uses coordinates 36.0652, -119.0168.