Live Weather & Forecast

Weather in Boonville

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

Flag of United States
Overcast
8°C
Feels like 8°C
46°F / Feels 46°F
Overcast
Boonville, California
🌙 Nighttime
Updated: 2026-04-13 00:00
💧
Humidity
89%
💨
Wind
3.6 km/h NE
🌬️
Wind Gust
5.3 km/h
🌡️
Pressure
1017 mb
👁️
Visibility
16 km
☀️
UV Index
0 (Low)
🌧️
Precipitation
0 mm
☁️
Cloud Cover
100%
💦
Dew Point
5.6°C
🌐
Wind Degree
45°

Air Quality Index

US EPA: Good UK DEFRA: Low (1)
CO
190.9 μg/m³
NO₂
4.4 μg/m³
O₃
49 μg/m³
SO₂
1.2 μg/m³
PM 2.5
5.9 μg/m³
PM 10
7.2 μg/m³

Weather Alerts 2

Met · Minor · Expected
Frost Advisory issued April 12 at 12:24PM PDT until April 13 at 8:00AM PDT by NWS Eureka CA

* WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Northern Mendocino Interior, and Northern Lake. * WHEN...From 2 AM to 8 AM PDT Monday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Some valleys may see fog instead, which will reduce the risk of frost.

Take steps now to protect tender plants from the cold.

Effective: 2026-04-12T12:24:00-07:00  ·  Expires: 2026-04-13T08:00:00-07:00
Met · Minor · Expected
Frost Advisory issued April 12 at 10:32PM PDT until April 13 at 8:00AM PDT by NWS Eureka CA

* WHAT...Temperatures as low as 35 will result in frost formation. * WHERE...Northern Mendocino Interior, and Northern Lake. * WHEN...From 2 AM to 8 AM PDT Monday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. * ADDITIONAL DETAILS...Some valleys may see fog instead, which will reduce the risk of frost.

Take steps now to protect tender plants from the cold.

Effective: 2026-04-12T22:32:00-07:00  ·  Expires: 2026-04-13T08:00:00-07:00

Today's Hourly Forecast

24-hour breakdown for Boonville, California

12 AM
Overcast
9°
Overcast
💧 85% 💨 0.7 km/h
1 AM
Overcast
8°
Overcast
💧 89% 💨 3.6 km/h
2 AM
Clear
7°
Clear
💧 87% 💨 4 km/h
3 AM
Clear
7°
Clear
💧 85% 💨 4.3 km/h
4 AM
Clear
7°
Clear
💧 82% 💨 4 km/h
5 AM
Clear
6°
Clear
💧 80% 💨 4 km/h
6 AM
Clear
6°
Clear
💧 80% 💨 4.3 km/h
7 AM
Sunny
7°
Sunny
💧 78% 💨 4.3 km/h
8 AM
Sunny
8°
Sunny
💧 82% 💨 3.2 km/h
9 AM
Sunny
10°
Sunny
💧 80% 💨 2.5 km/h
10 AM
Sunny
10°
Sunny
💧 75% 💨 1.8 km/h
11 AM
Partly Cloudy
12°
Partly Cloudy
💧 78% 💨 0.7 km/h
12 PM
Sunny
13°
Sunny
💧 70% 💨 2.5 km/h
1 PM
Sunny
14°
Sunny
💧 65% 💨 4.7 km/h
2 PM
Cloudy
14°
Cloudy
💧 64% 💨 8.3 km/h
3 PM
Cloudy
14°
Cloudy
💧 67% 💨 13.3 km/h
4 PM
Partly Cloudy
14°
Partly Cloudy
💧 70% 💨 15.5 km/h
5 PM
Sunny
14°
Sunny
💧 72% 💨 14.8 km/h
6 PM
Sunny
13°
Sunny
💧 76% 💨 13 km/h
7 PM
Sunny
12°
Sunny
💧 82% 💨 8.3 km/h
8 PM
Cloudy
11°
Cloudy
💧 88% 💨 6.8 km/h
9 PM
Overcast
10°
Overcast
💧 91% 💨 6.5 km/h
10 PM
Overcast
8°
Overcast
💧 93% 💨 6.1 km/h
11 PM
Mist
8°
Mist
💧 96% 💨 5 km/h

3-Day Forecast

Daily overview for Boonville, California

Today
Partly Cloudy
Partly Cloudy
15° / 6°
🌧️ 0% chance of rain
💧 Avg. humidity: 80%
💨 Max wind: 15.5 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.5
🌅 Sunrise: 06:39 AM
🌇 Sunset: 07:49 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Cloudy
Cloudy
15° / 5°
🌧️ 0% chance of rain
💧 Avg. humidity: 84%
💨 Max wind: 15.5 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 1.6
🌅 Sunrise: 06:37 AM
🌇 Sunset: 07:50 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Wed, Apr 15
Moderate rain
Moderate rain
10° / 4°
🌧️ 86% chance of rain
💧 Avg. humidity: 91%
💨 Max wind: 15.5 km/h
🌧️ Total precip: 11.27 mm
☀️ UV Index: 1.2
🌅 Sunrise: 06:36 AM
🌇 Sunset: 07:51 PM
🌙 Waning Crescent
🌑 Moon: 8% lit

Best Time to Visit Boonville

Plan your trip to Boonville, 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 Boonville 🗓 View Holidays 2026

Frequently Asked Questions

What is the current weather in Boonville?
Current conditions in Boonville: Overcast, temperature 8°C, humidity 89%.
What is the best time to visit Boonville?
The best time to visit Boonville is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Boonville?
Boonville is located at approximately 39° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Boonville?
The wettest period in Boonville is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Boonville?
For visits to Boonville during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Boonville in?
Boonville is located in United States, in the state of California.
What are the public holidays in Boonville in 2026?
View the 2026 public holidays for Boonville on our Holidays page.
What are the GPS coordinates used for the weather forecast in Boonville?
The weather forecast for Boonville uses coordinates 39.0092, -123.3661.