Live Weather & Forecast
Weather in Kelso
Washington, United States · Real-time conditions & 3-day outlook
10°C
Feels like 10°C
50°F / Feels 49°F
Overcast
Kelso, Washington
🌞 Daytime
Updated: 2026-04-12 07:30
Humidity
89%
Wind
6.1 km/h NNW
Wind Gust
10.9 km/h
Pressure
1005 mb
Visibility
16 km
UV Index
0
(Low)
Precipitation
0 mm
Cloud Cover
100%
Dew Point
6.7°C
Wind Degree
335°
Air Quality Index
US EPA: Good
UK DEFRA: Low (1)
CO
163.9 μg/m³
NO₂
7.9 μg/m³
O₃
60 μg/m³
SO₂
2.3 μg/m³
PM 2.5
3.8 μg/m³
PM 10
3.9 μg/m³
Today's Hourly Forecast
24-hour breakdown for Kelso, Washington
12 AM
11°
Clear
1 AM
10°
Clear
2 AM
10°
Clear
3 AM
10°
Clear
4 AM
9°
Clear
5 AM
9°
Clear
6 AM
9°
Clear
7 AM
10°
Overcast
8 AM
10°
Sunny
9 AM
12°
Sunny
10 AM
13°
Sunny
11 AM
14°
Sunny
12 PM
15°
Sunny
1 PM
16°
Partly Cloudy
2 PM
15°
Overcast
3 PM
15°
Overcast
4 PM
13°
Cloudy
5 PM
13°
Overcast
6 PM
12°
Overcast
7 PM
10°
Overcast
8 PM
9°
Light rain
9 PM
9°
Overcast
10 PM
9°
Overcast
11 PM
9°
Overcast
3-Day Forecast
Daily overview for Kelso, Washington
Today
Patchy rain nearby
16°
/
8°
🌧️ 63% chance of rain
💧 Avg. humidity: 83%
💨 Max wind: 9.4 km/h
🌧️ Total precip: 1.14 mm
☀️ UV Index: 0.6
🌅 Sunrise: 06:30 AM
🌇 Sunset: 07:55 PM
🌙 Waning Crescent
🌑 Moon: 33% lit
Mon, Apr 13
Overcast
11°
/
7°
🌧️ 0% chance of rain
💧 Avg. humidity: 82%
💨 Max wind: 14.8 km/h
🌧️ Total precip: 0 mm
☀️ UV Index: 0.7
🌅 Sunrise: 06:28 AM
🌇 Sunset: 07:57 PM
🌙 Waning Crescent
🌑 Moon: 23% lit
Tue, Apr 14
Heavy rain
7°
/
5°
🌧️ 88% chance of rain
💧 Avg. humidity: 90%
💨 Max wind: 15.5 km/h
🌧️ Total precip: 50.26 mm
☀️ UV Index: 0.2
🌅 Sunrise: 06:26 AM
🌇 Sunset: 07:58 PM
🌙 Waning Crescent
🌑 Moon: 15% lit
Best Time to Visit Kelso
Plan your trip to Kelso, 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.
Frequently Asked Questions
What is the current weather in Kelso?
Current conditions in Kelso: Overcast, temperature 10°C, humidity 89%.
What is the best time to visit Kelso?
The best time to visit Kelso is typically June – September. Warm, dry summers — ideal for outdoor activities.
What is the climate like in Kelso?
Kelso is located at approximately 46.1° latitude. It has a temperate climate with warm summers and cold winters.
Does it rain a lot in Kelso?
The wettest period in Kelso is typically during November – March. Cooler temperatures; some regions may experience rain or snow.
What should I pack for a trip to Kelso?
For visits to Kelso during June – September: light clothing and sun protection. For November – March: layers and a waterproof jacket are recommended.
What country is Kelso in?
Kelso is located in United States, in the state of Washington.
What are the public holidays in Kelso in 2026?
View the 2026 public holidays for Kelso on our Holidays page.
What are the GPS coordinates used for the weather forecast in Kelso?
The weather forecast for Kelso uses coordinates 46.1421, -122.9053.