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Monthly climate in Yardley, Pennsylvania, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Yardley features a humid subtropical climate (Cfa).Temperatures typically range between 2 °C (35 °F) and 26 °C (78 °F) through the year, but rarely can drop to -17 °C (2 °F) or can rise to as high as 37 °C (98 °F).The average annual precipitation amounts to about 1288 mm (50.7 inches) and receives 133 rainy days on the 1 mm (0.04 inches) threshold annually.Yardley enjoys an average of 2972 hours of sunshine throughout the year, and daylight varies from 9 hours 21 minutes to 14 hours 58 minutes per day.

Monthly average temperatures in Yardley, Pennsylvania, United States §

The warmest months in Yardley are June, July and August, with daily mean temperatures ranging from 22 to 26 °C (73 - 78 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from 2 to 4 °C (35 - 39 °F) throughout the day. On average each year, Yardley experiences 97 days above 25 °C (77.0 °F) and 70 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Yardley, Pennsylvania, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 20°C
(68°F)		 26°C
(79°F)		 28°C
(83°F)		 31°C
(88°F)		 35°C
(94°F)		 36°C
(97°F)		 37°C
(98°F)		 35°C
(96°F)		 35°C
(95°F)		 35°C
(96°F)		 25°C
(77°F)		 19°C
(67°F)
Mean maximum 16°C
(62°F)		 20°C
(68°F)		 24°C
(75°F)		 28°C
(82°F)		 33°C
(91°F)		 34°C
(94°F)		 36°C
(97°F)		 34°C
(94°F)		 33°C
(91°F)		 29°C
(84°F)		 23°C
(74°F)		 17°C
(63°F)
Average high 5°C
(42°F)		 8°C
(46°F)		 11°C
(52°F)		 17°C
(63°F)		 22°C
(72°F)		 27°C
(82°F)		 30°C
(87°F)		 29°C
(85°F)		 26°C
(79°F)		 20°C
(69°F)		 13°C
(55°F)		 8°C
(46°F)
Daily mean 2°C
(35°F)		 3°C
(38°F)		 6°C
(43°F)		 12°C
(54°F)		 17°C
(63°F)		 22°C
(73°F)		 26°C
(78°F)		 24°C
(76°F)		 21°C
(70°F)		 16°C
(61°F)		 8°C
(46°F)		 4°C
(39°F)
Average low -2°C
(29°F)		 -1°C
(31°F)		 2°C
(35°F)		 7°C
(45°F)		 13°C
(55°F)		 17°C
(64°F)		 21°C
(70°F)		 20°C
(69°F)		 17°C
(63°F)		 12°C
(53°F)		 3°C
(38°F)		 -0°C
(32°F)
Mean minimum -12°C
(10°F)		 -11°C
(12°F)		 -7°C
(20°F)		 -0°C
(32°F)		 5°C
(42°F)		 12°C
(53°F)		 16°C
(61°F)		 15°C
(59°F)		 10°C
(49°F)		 3°C
(37°F)		 -6°C
(22°F)		 -9°C
(17°F)
Minimum -17°C
(2°F)		 -16°C
(4°F)		 -12°C
(10°F)		 -2°C
(29°F)		 1°C
(35°F)		 9°C
(48°F)		 13°C
(56°F)		 14°C
(57°F)		 6°C
(43°F)		 1°C
(34°F)		 -9°C
(15°F)		 -12°C
(11°F)

Compare climate in Yardley with other places

Compare temperature, precipitation, sunshine, UV index in Yardley, Pennsylvania, United States with other places around the world.

Monthly average precipitation in Yardley, Pennsylvania, United States §

Yardley usually has the most precipitation in May, July and August, with an average of 13 rainy days and 135 mm (5.3 inches) of precipitation per month.The driest months in Yardley are January, September and November. On average, 78 mm (3.1 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Yardley, Pennsylvania, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 64 (2.5) 109 (4.3) 109 (4.3) 106 (4.2) 131 (5.1) 100 (3.9) 139 (5.5) 135 (5.3) 87 (3.4) 121 (4.8) 83 (3.3) 104 (4.1)
Average precipitation days (≥ 1 mm) 8 11 10 12 13 12 14 14 10 10 9 10

Monthly sunshine hours in Yardley, Pennsylvania, United States §

The sunniest months in Yardley are June, July and August, when the sun shines an average of 10 hours 36 minutes a day.Least sunny months in Yardley: January, February and December receive an average of 5 hours 32 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Yardley, Pennsylvania, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 147 177 248 248 277 315 348 312 271 226 218 179
Mean daily daylight hours 9h 40m 10h 41m 11h 58m 13h 17m 14h 24m 14h 58m 14h 39m 13h 40m 12h 24m 11h 5m 9h 56m 9h 21m

Solar UV radiation in Yardley, Pennsylvania, United States §

Yardley experiences the highest level of ultraviolet (UV) radiation in May, June and July, when the maximum UV index can reach values of 10 - 10, which corresponds to the Very High category of sun exposure.January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 4. For more detailed information, check out our hourly Yardley UV Index data.

Average daily maximum UV levels by month for Yardley, Pennsylvania, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 3 5 6 8 10 10 10 9 8 6 4 2