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United States weather

Weather in Washington County, Utah for May 2027

Your guide to Washington County weather in May - trends and predictions

    Snow Forecast ❄️

  • With an average of 3 snowy days, Washington County usually enjoys a light touch of snow in May.

    • Temperatures

  • In general, the average temperature in Washington County at the beginning of May is 12.1 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 19 °C by the end of May.

    • Rain 🌧️

  • Washington County experiences moderate rainfall in May, with an average of 7 rainy days and a total precipitation of 38.8 mm.

    • More

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

Average dry days
21
Dry days
Average rainy days
7
Rainy days
Average snowy days
3
Snow days
Average temperatures
17°/7°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
36 %
Avg humidity

Washington County Weather May

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

Temperatures trend during May in Washington County

See the weather trend as well as the moving average line

May weather in Washington County day by day

Click on a date for more information
April June
Date Weather Temperatures Rain Snow More
May 1 Moderate or heavy rain shower
Moderate or heavy rain shower
 11° /1° 3.7 mm 0 cm
May 2 Patchy rain possible
Patchy rain possible
 16° /0° 0.1 mm 0 cm
May 3 Heavy rain at times
Heavy rain at times
 16° /3° 2.6 mm 0 cm
May 4 Moderate or heavy rain shower
Moderate or heavy rain shower
 11° /1° 2.9 mm 0 cm
May 5 Moderate or heavy rain shower
Moderate or heavy rain shower
 6° /-1° 8.1 mm 0 cm
May 6 Heavy rain at times
Heavy rain at times
 10° /1° 4.3 mm 0 cm
May 7 Moderate rain at times
Moderate rain at times
 15° /2° 1 mm 0 cm
May 8 Patchy rain possible
Patchy rain possible
 19° /5° 0.2 mm 0 cm
May 9 Moderate or heavy rain shower
Moderate or heavy rain shower
 20° /6° 1.3 mm 0 cm
May 10 Patchy rain possible
Patchy rain possible
 21° /6° 0.1 mm 0 cm
May 11 Patchy rain possible
Patchy rain possible
 22° /10° 0.1 mm 0 cm
May 12 Cloudy
Cloudy
 21° /9° 0 mm 0 cm
May 13 Sunny
Sunny
 15° /7° 0.2 mm 0 cm
May 14 Light freezing rain
Light freezing rain
 14° /5° 1.2 mm 0.3 cm
May 15 Patchy rain possible
Patchy rain possible
 18° /5° 0.6 mm 0 cm
May 16 Overcast
Overcast
 16° /5° 0.8 mm 0 cm
May 17 Patchy rain possible
Patchy rain possible
 14° /2° 3.1 mm 0.3 cm
May 18 Moderate or heavy rain shower
Moderate or heavy rain shower
 7° /-1° 8.1 mm 1.8 cm
May 19 Partly cloudy
Partly cloudy
 10° /-1° 0 mm 0 cm
May 20 Sunny
Sunny
 15° /1° 0 mm 0 cm
May 21 Sunny
Sunny
 20° /4° 0 mm 0 cm
May 22 Sunny
Sunny
 19° /6° 0.1 mm 0 cm
May 23 Sunny
Sunny
 20° /8° 0 mm 0 cm
May 24 Patchy rain possible
Patchy rain possible
 20° /9° 0.4 mm 0 cm
May 25 Partly cloudy
Partly cloudy
 18° /10° 0.6 mm 0 cm
May 26 Sunny
Sunny
 19° /10° 0.1 mm 0 cm
May 27 Cloudy
Cloudy
 18° /10° 0 mm 0 cm
May 28 Overcast
Overcast
 19° /11° 0 mm 0 cm
May 29 Partly cloudy
Partly cloudy
 17° /11° 1.2 mm 0 cm
May 30 Overcast
Overcast
 20° /11° 0 mm 0 cm
May 31 Partly cloudy
Partly cloudy
 22° /14° 0 mm 0 cm
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Important Notice
Our weather forecast for Washington County in May 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 Washington County forecast closer to your planned date for the most up-to-date weather information.
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Washington County in May - FAQ

What are the expected maximum and minimum temperatures in Washington County during May?

Enjoy moderate daytime temperatures of up to 17° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Washington County during May?

In May, Washington County can expect light to moderate rainfall, totaling 38.8 mm across approximately 7 days. Occasional showers are possible, and planning ahead for them could be helpful.

Will it snow in Washington County in May 2027?

Washington County experiences an average snowfall of 2.42 cm during May, occurring over 3 days.

What are the typical wind conditions in Washington County during May?

The average wind speed in Washington County during May is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

Washington County snow forecast May 2027

Track daily snowfall levels and discover Washington County’s snowy potential this May ❄️
On average, Washington County sees 3 snowy days during May, with approximately 2.4 cm of total snowfall.

May rainfall patterns in Washington County

Explore the daily rainfall trends and prepare for Washington Countys May weather 💧
Typically, Washington County has 7 rainy days in May with a total of 38.8 mm of rainfall.

UV exposure in Washington County during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
Top locations in Washington County
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FayettevilleJohnson CitySouth KingstownWashingtonZion National Park
More Locations

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Location coordinates Where is Washington County?

Get accurate weather forecasts for Washington County, located at latitude 37.298 and longitude -113.026. Stay updated with localized weather information tailored for Washington County.

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