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Weather in Williamstown, Kentucky for May 2026

Your guide to Williamstown weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in Williamstown at the beginning of May is 18.7 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 20 °F by the end of May.

  • Rain 🌧️

  • Williamstown in May brings notable rainfall, with an average of 18 rainy days and a total precipitation of 256.7 mm.

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Average dry days
13
Dry days
Average rainy days
18
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/12°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
78 %
Avg humidity

Williamstown Weather May

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Temperatures trend during May in Williamstown

See the weather trend as well as the moving average line

May weather in Williamstown day by day

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Date Weather Temperatures Rain UV More
May 1 Moderate rain at times
Moderate rain at times
24° /17° 2.2 mm 3
May 2 Moderate or heavy rain shower
Moderate or heavy rain shower
23° /15° 4.7 mm 4
May 3 Moderate or heavy rain shower
Moderate or heavy rain shower
16° /12° 26 mm 2
May 4 Moderate or heavy rain shower
Moderate or heavy rain shower
16° /10° 9.5 mm 2
May 5 Patchy rain possible
Patchy rain possible
13° /7° 0.5 mm 2
May 6 Moderate rain at times
Moderate rain at times
17° /8° 0.8 mm 6
May 7 Overcast
Overcast
22° /10° 0 mm 7
May 8 Moderate or heavy rain shower
Moderate or heavy rain shower
19° /11° 6 mm 5
May 9 Partly cloudy
Partly cloudy
18° /6° 0 mm 10
May 10 Overcast
Overcast
19° /6° 0 mm 8
May 11 Sunny
Sunny
24° /9° 0 mm 10
May 12 Heavy rain at times
Heavy rain at times
20° /14° 5.8 mm 2
May 13 Moderate or heavy rain shower
Moderate or heavy rain shower
22° /16° 3.2 mm 4
May 14 Patchy rain possible
Patchy rain possible
22° /15° 0.6 mm 5
May 15 Patchy rain possible
Patchy rain possible
27° /16° 0.8 mm 7
May 16 Moderate or heavy rain shower
Moderate or heavy rain shower
26° /19° 12 mm 2
May 17 Cloudy
Cloudy
22° /15° 0.1 mm 9
May 18 Overcast
Overcast
20° /13° 0 mm 9
May 19 Overcast
Overcast
21° /12° 0 mm 3
May 20 Moderate or heavy rain shower
Moderate or heavy rain shower
22° /13° 16.4 mm 3
May 21 Moderate rain at times
Moderate rain at times
20° /15° 1.6 mm 5
May 22 Patchy rain possible
Patchy rain possible
15° /11° 2.2 mm 5
May 23 Overcast
Overcast
16° /7° 0 mm 10
May 24 Overcast
Overcast
19° /9° 0 mm 6
May 25 Overcast
Overcast
18° /14° 0 mm 2
May 26 Cloudy
Cloudy
20° /11° 0 mm 8
May 27 Light rain shower
Light rain shower
22° /12° 101.6 mm 2
May 28 Mist
Mist
17° /11° 0 mm 2
May 29 Overcast
Overcast
21° /15° 0 mm 6
May 30 Light rain shower
Light rain shower
18° /13° 43.5 mm 2
May 31 Moderate rain at times
Moderate rain at times
24° /14° 19.2 mm 8
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Important Notice
Our weather forecast for Williamstown 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 Williamstown forecast closer to your planned date for the most up-to-date weather information.

Williamstown in May - FAQ

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

Enjoy moderate daytime temperatures of up to 20° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Williamstown during May?

Significant rainfall exceeding 256.7 mm is expected in Williamstown during May, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Williamstown during May?

The average wind speed in Williamstown during May is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Williamstown

Explore the daily rainfall trends and prepare for Williamstowns May weather 💧
Typically, Williamstown has 18 rainy days in May with a total of 256.7 mm of rainfall.

UV exposure in Williamstown during May

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

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Location coordinates Where is Williamstown?

Get accurate weather forecasts for Williamstown, located at latitude 38.638 and longitude -84.561. Stay updated with localized weather information tailored for Williamstown.

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