Current Weather and Forecast in Plano, TX
Texas, United States 🇺🇸
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Explore Plano's typical temperatures and climate below - Live data returns shortly.
About the weather in Plano
Plano has a humid subtropical climate. July is the warmest month, with average highs of 94°, and January the coldest, when nights fall to around 37°. May brings the most rain, on about 15 days, while July is the sunniest, with 12.1 hours of sunshine a day. Over a whole year it rains on roughly 113 days.
Plano climate guide: monthly averages, seasons and the best time to visit
Common questions
Which month is coolest in Plano?
January, with highs of 55°F (13°C) and lows near 37°F (3°C). The coldest day in the 2015-2024 record fell to -6°F (-21°C).
What is the rainiest month in Plano?
May, at 8.3 inches (211 mm) over about 15 days. July is the driest month, at 2.5 inches (63 mm).
Is Plano humid?
Relative humidity averages 67% across the year, which reads as moderate. The most comfortable stretch falls in the drier half of the year.
What is the best month to go to Plano?
Aim for February to April and October to December if you get the choice: warm days, manageable rainfall and plenty of daylight line up, and highs average 67°F (20°C) against roughly 9 wet days a month. For the same question asked the other way round, see where else is warm in February.
Is there snow in Plano?
Yes - about 1 days a year carry measurable snowfall, concentrated February.
Does it rain a lot in Plano?
56.9 inches (1446 mm) a year across 113 wet days - more than 81% of the cities we cover.
How warm is Plano on average?
66°F (19°C) across all twelve months - about 75°F (24°C) by day and 58°F (14°C) after dark.
Which month is warmest in Plano?
July, averaging 94°F (34°C) by day and 77°F (25°C) overnight. The hottest single day in our 2015-2024 record for this location reached 109°F (43°C).