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Collin County Weather May

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Temperatures trend during May in Collin County

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May weather in Collin County day by day

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Date	Weather	Temperatures	Rain	UV
May 1	Moderate or heavy rain with thunder	27° /20°	8.5 mm	6
May 2	Light rain shower	24° /17°	31.6 mm	6
May 3	Light rain shower	25° /13°	8.8 mm	6
May 4	Light rain shower	26° /15°	1.5 mm	7
May 5	Light rain shower	26° /15°	30.3 mm	6
May 6	Thundery outbreaks possible	24° /18°	92 mm	6
May 7	Mist	29° /19°	2.2 mm	6
May 8	Thundery outbreaks possible	29° /17°	0.2 mm	7
May 9	Light rain shower	26° /15°	0.5 mm	6
May 10	Overcast	24° /15°	0 mm	5
May 11	Patchy light drizzle	21° /13°	0.2 mm	5
May 12	Moderate or heavy rain shower	24° /15°	8.2 mm	5
May 13	Light rain shower	31° /18°	0.3 mm	7
May 14	Sunny	33° /17°	0 mm	8
May 15	Sunny	31° /20°	0 mm	8
May 16	Light rain shower	30° /21°	4.5 mm	7
May 17	Light rain shower	29° /21°	2.4 mm	7
May 18	Sunny	30° /20°	0 mm	7
May 19	Sunny	31° /22°	0 mm	8
May 20	Overcast	27° /18°	1.3 mm	6
May 21	Overcast	30° /16°	0 mm	7
May 22	Cloudy	32° /20°	1.5 mm	7
May 23	Heavy rain at times	30° /19°	4.5 mm	7
May 24	Heavy rain at times	33° /21°	0.6 mm	7
May 25	Thundery outbreaks possible	31° /21°	0 mm	7
May 26	Partly cloudy	32° /21°	69.2 mm	8
May 27	Partly cloudy	30° /20°	35.5 mm	7
May 28	Patchy rain possible	30° /19°	23.7 mm	6
May 29	Heavy rain at times	28° /19°	7.7 mm	6
May 30	Patchy rain possible	30° /20°	4.8 mm	6
May 31	Partly cloudy	31° /19°	5 mm	7
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Important Notice

Our weather forecast for Collin 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 Collin County forecast closer to your planned date for the most up-to-date weather information.

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Collin County in May - FAQ

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

During May, expect a variety of temperatures with highs around 28° and lows near 18°, suitable for diverse activities and preferences.

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

Significant rainfall exceeding 345.1 mm is expected in Collin County during May, occurring over more than 19 days. Preparing for wet conditions is recommended in your planning.

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

The average wind speed in Collin County during May is 23 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Collin County

Explore the daily rainfall trends and prepare for Collin Countys May weather 💧

Typically, Collin County has 19 rainy days in May with a total of 345.1 mm of rainfall.

UV exposure in Collin County during May

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

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Where is Collin County?

Get accurate weather forecasts for Collin County, located at latitude 33.151 and longitude -96.824. Stay updated with localized weather information tailored for Collin County.

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Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
					1 27°	2 24°
3 25°	4 26°	5 26°	6 24°	7 29°	8 29°	9 26°
10 24°	11 21°	12 24°	13 31°	14 33°	15 31°	16 30°
17 29°	18 30°	19 31°	20 27°	21 30°	22 32°	23 30°
24 33°	25 31°	26 32°	27 30°	28 30°	29 28°	30 30°
31 31°

Weather in Collin County, Texas for May 2026

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