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United States weather

Weather in Tri-Cities, Washington for March 2026

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

    Snow Forecast ❄️

  • With an average of 2 snowy days, Tri-Cities usually enjoys a light touch of snow in March.

    • Temperatures

  • In general, the average temperature in Tri-Cities at the beginning of March is 8.3 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 14 °F by the end of March.

    • Rain 🌧️

  • Tri-Cities experiences moderate rainfall in March, with an average of 7 rainy days and a total precipitation of 54.1 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
2
Snow days
Average temperatures
11°/1°
Temperatures
Average wind speed
20 km/h
Avg max wind
Average humidity
67 %
Avg humidity

Tri-Cities Weather March

Move between months or click on a day
February
April
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Partly cloudy
5°
2
Partly cloudy
7°
3
Patchy rain possible
9°
4
Partly cloudy
11°
5
Heavy snow
8°
6
Overcast
8°
7
Mist
10°
8
Mist
13°
9
Mist
12°
10
Heavy snow
9°
11
Partly cloudy
11°
12
Light rain
11°
13
Light rain
14°
14
Mist
10°
15
Cloudy
11°
16
Sunny
12°
17
Mist
12°
18
Overcast
12°
19
Overcast
13°
20
Patchy rain possible
14°
21
Moderate rain
12°
22
Partly cloudy
14°
23
Overcast
15°
24
Thundery outbreaks possible
16°
25
Overcast
16°
26
Partly cloudy
13°
27
Overcast
14°
28
Light drizzle
13°
29
Overcast
14°
30
Cloudy
16°
31
Overcast
12°

Temperatures trend during March in Tri-Cities

See the weather trend as well as the moving average line

March weather in Tri-Cities day by day

Click on a date for more information
February April
Date Weather Temperatures Rain Snow More
Mar. 1 Partly cloudy
Partly cloudy
 5° /0° 0 mm 0 cm
Mar. 2 Partly cloudy
Partly cloudy
 7° /1° 0 mm 0 cm
Mar. 3 Patchy rain possible
Patchy rain possible
 9° /2° 0.1 mm 0 cm
Mar. 4 Partly cloudy
Partly cloudy
 11° /1° 0 mm 0 cm
Mar. 5 Heavy snow
Heavy snow
 8° /-1° 0.5 mm 0.4 cm
Mar. 6 Overcast
Overcast
 8° /-1° 0 mm 0 cm
Mar. 7 Mist
Mist
 10° /-3° 0 mm 0 cm
Mar. 8 Mist
Mist
 13° /-1° 0 mm 0 cm
Mar. 9 Mist
Mist
 12° /-1° 1 mm 0 cm
Mar. 10 Heavy snow
Heavy snow
 9° /0° 10.2 mm 0.5 cm
Mar. 11 Partly cloudy
Partly cloudy
 11° /2° 0 mm 0 cm
Mar. 12 Light rain
Light rain
 11° /2° 1.4 mm 0 cm
Mar. 13 Light rain
Light rain
 14° /2° 4.7 mm 0 cm
Mar. 14 Mist
Mist
 10° /-1° 0.1 mm 0 cm
Mar. 15 Cloudy
Cloudy
 11° /2° 0.1 mm 0 cm
Mar. 16 Sunny
Sunny
 12° /1° 0 mm 0 cm
Mar. 17 Mist
Mist
 12° /-3° 0 mm 0 cm
Mar. 18 Overcast
Overcast
 12° /0° 0 mm 0 cm
Mar. 19 Overcast
Overcast
 13° /1° 0.1 mm 0 cm
Mar. 20 Patchy rain possible
Patchy rain possible
 14° /5° 1.2 mm 0 cm
Mar. 21 Moderate rain
Moderate rain
 12° /4° 6.6 mm 0 cm
Mar. 22 Partly cloudy
Partly cloudy
 14° /0° 0 mm 0 cm
Mar. 23 Overcast
Overcast
 15° /4° 0 mm 0 cm
Mar. 24 Thundery outbreaks possible
Thundery outbreaks possible
 16° /5° 0.2 mm 0 cm
Mar. 25 Overcast
Overcast
 16° /3° 0.6 mm 0 cm
Mar. 26 Partly cloudy
Partly cloudy
 13° /3° 3.9 mm 0 cm
Mar. 27 Overcast
Overcast
 14° /5° 0.1 mm 0 cm
Mar. 28 Light drizzle
Light drizzle
 13° /6° 0.6 mm 0 cm
Mar. 29 Overcast
Overcast
 14° /4° 0 mm 0 cm
Mar. 30 Cloudy
Cloudy
 16° /1° 0 mm 0 cm
Mar. 31 Overcast
Overcast
 12° /3° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Tri-Cities in March 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 March - FAQ

What are the expected maximum and minimum temperatures in Tri-Cities during March?
Prepare for cooler days with highs just around 11° and colder nights, dipping below 1°.
How much rainfall should be expected in Tri-Cities during March?
Moderate rainfall is anticipated in Tri-Cities during March, with a total of 54.1 mm spread over approximately 7 days. Considering plans for rainy days is advisable.
Will it snow in Tri-Cities in March 2026?
Tri-Cities experiences an average snowfall of 1.325 cm during March, occurring over 2 days.
What are the typical wind conditions in Tri-Cities during March?
The average wind speed in Tri-Cities during March is 20 km/h, suggesting breezy to windy conditions, depending on your activities.

Tri-Cities snow forecast March 2026

Track daily snowfall levels and discover Tri-Cities’s snowy potential this March ❄️

March rainfall patterns in Tri-Cities

Explore the daily rainfall trends and prepare for Tri-Citiess March weather 💧

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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