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Tri-Cities (WA)
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United States weather

Weather in Tri-Cities, Washington for April 2026

Your guide to Tri-Cities weather in April - trends and predictions

    Snow Forecast ❄️

  • Snowfall in Tri-Cities during April is quite rare, with fewer than 2 snowy days on average.
    According to Tri-Cities snow forecast for April 2026, no snow is expected at the beginning of the month.

    • Temperatures

  • The forecast for the first days of April 2026 in Tri-Cities predicts a temperature of 15.4 °F, which is slightly above the historical average.

  • In general, the average temperature in Tri-Cities at the beginning of April is 16 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 23.6 °F by the end of April.

    • Rain 🌧️

  • Tri-Cities experiences moderate rainfall in April, with an average of 7 rainy days and a total precipitation of 27.6 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
22
Dry days
Average rainy days
7
Rainy days
Average snowy days
1
Snow days
Average temperatures
18°/5°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
56 %
Avg humidity

Tri-Cities Weather April

Move between months or click on a day
March
May
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy rain possible
10°
2
Overcast
16°
3
Sunny
16°
4
Partly cloudy
16°
5
Overcast
16°
6
Overcast
20°
7
Patchy rain possible
18°
8
Partly cloudy
17°
9
Moderate rain at times
18°
10
Moderate rain at times
20°
11
Partly cloudy
15°
12
Patchy rain possible
13°
13
Overcast
15°
14
Patchy rain possible
18°
15
Overcast
20°
16
Patchy rain possible
18°
17
Patchy rain possible
16°
18
Overcast
16°
19
Patchy rain possible
17°
20
Patchy rain possible
15°
21
Overcast
17°
22
Overcast
17°
23
Moderate rain at times
21°
24
Patchy rain possible
21°
25
Partly cloudy
23°
26
Sunny
24°
27
Overcast
24°
28
Sunny
23°
29
Sunny
26°
30
Cloudy
24°

Temperatures trend during April in Tri-Cities

See the weather trend as well as the moving average line

April weather in Tri-Cities day by day

Click on a date for more information
March May
Date Weather Temperatures Rain UV More
Apr. 1 Patchy rain possible
Patchy rain possible
 10° /8° 2.4 mm 2
Apr. 2 Overcast
Overcast
 16° /7° 0 mm 3
Apr. 3 Sunny
Sunny
 16° /5° 0 mm 4
Apr. 4 Partly cloudy
Partly cloudy
 16° /7° 0 mm 4
Apr. 5 Overcast
Overcast
 16° /1° 0 mm 4
Apr. 6 Overcast
Overcast
 20° /5° 0 mm 5
Apr. 7 Patchy rain possible
Patchy rain possible
 18° /9° 6.3 mm 4
Apr. 8 Partly cloudy
Partly cloudy
 17° /4° 0 mm 5
Apr. 9 Moderate rain at times
Moderate rain at times
 18° /4° 1.1 mm 5
Apr. 10 Moderate rain at times
Moderate rain at times
 20° /7° 4.2 mm 5
Apr. 11 Partly cloudy
Partly cloudy
 15° /5° 1.9 mm 5
Apr. 12 Patchy rain possible
Patchy rain possible
 13° /3° 0.1 mm 3
Apr. 13 Overcast
Overcast
 15° /0° 0 mm 4
Apr. 14 Patchy rain possible
Patchy rain possible
 18° /2° 0.1 mm 5
Apr. 15 Overcast
Overcast
 20° /5° 0 mm 5
Apr. 16 Patchy rain possible
Patchy rain possible
 18° /7° 0.7 mm 5
Apr. 17 Patchy rain possible
Patchy rain possible
 16° /3° 0.4 mm 5
Apr. 18 Overcast
Overcast
 16° /3° 0 mm 4
Apr. 19 Patchy rain possible
Patchy rain possible
 17° /5° 0.2 mm 4
Apr. 20 Patchy rain possible
Patchy rain possible
 15° /3° 1.3 mm 4
Apr. 21 Overcast
Overcast
 17° /5° 0 mm 4
Apr. 22 Overcast
Overcast
 17° /4° 0 mm 4
Apr. 23 Moderate rain at times
Moderate rain at times
 21° /7° 0.9 mm 6
Apr. 24 Patchy rain possible
Patchy rain possible
 21° /7° 0.1 mm 5
Apr. 25 Partly cloudy
Partly cloudy
 23° /5° 0 mm 6
Apr. 26 Sunny
Sunny
 24° /9° 0 mm 6
Apr. 27 Overcast
Overcast
 24° /10° 0 mm 6
Apr. 28 Sunny
Sunny
 23° /7° 0 mm 6
Apr. 29 Sunny
Sunny
 26° /10° 5.5 mm 7
Apr. 30 Cloudy
Cloudy
 24° /9° 0 mm 6
Next
Important Notice
Our weather forecast for Tri-Cities in April is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Tri-Cities forecast closer to your planned date for the most up-to-date weather information.
Change Month
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Tri-Cities in April - FAQ

What are the expected maximum and minimum temperatures in Tri-Cities during April?

Enjoy moderate daytime temperatures of up to 18° and cooler nights around 5°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Tri-Cities during April?

In April, Tri-Cities can expect light to moderate rainfall, totaling 27.6 mm across approximately 7 days. Occasional showers are possible, and planning ahead for them could be helpful.

Will it snow in Tri-Cities in April 2026?

Tri-Cities typically sees 0.595 cm of snowfall during April.

What are the typical wind conditions in Tri-Cities during April?

The average wind speed in Tri-Cities during April is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

April rainfall patterns in Tri-Cities

Explore the daily rainfall trends and prepare for Tri-Citiess April weather 💧
Typically, Tri-Cities has 7 rainy days in April with a total of 27.6 mm of rainfall.

UV exposure in Tri-Cities during April

Stay informed about UV levels for safe outdoor activities throughout the month of April ☀️

Quick links

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Location coordinates Where is Tri-Cities?

Get accurate weather forecasts for Tri-Cities, located at latitude 46.245 and longitude -119.196. Stay updated with localized weather information tailored for Tri-Cities.

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