Monthly climate in Stoneboro, Pennsylvania, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Stoneboro features a humid continental climate (Dfb).Temperatures typically range between -2 °C (28 °F) and 22 °C (73 °F) through the year, but rarely can drop to -24 °C (-10 °F) or can rise to as high as 33 °C (92 °F).The average annual precipitation amounts to about 1485 mm (58.5 inches) and receives 170 rainy days on the 1 mm (0.04 inches) threshold annually.Stoneboro enjoys an average of 2684 hours of sunshine throughout the year, and daylight varies from 9 hours 15 minutes to 15 hours 4 minutes per day.

Monthly average temperatures in Stoneboro, Pennsylvania, United States §

The warmest months in Stoneboro are June, July and August, with daily mean temperatures ranging from 20 to 22 °C (68 - 73 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -2 to 1 °C (28 - 34 °F) throughout the day. On average each year, Stoneboro experiences 68 days above 25 °C (77.0 °F) and 103 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Stoneboro, 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 19°C
(67°F)
23°C
(74°F)
23°C
(74°F)
28°C
(82°F)
31°C
(87°F)
32°C
(91°F)
33°C
(92°F)
32°C
(91°F)
32°C
(91°F)
30°C
(86°F)
24°C
(76°F)
17°C
(62°F)
Mean maximum 14°C
(58°F)
17°C
(63°F)
21°C
(70°F)
25°C
(78°F)
30°C
(86°F)
31°C
(88°F)
32°C
(89°F)
31°C
(88°F)
30°C
(86°F)
27°C
(81°F)
19°C
(66°F)
14°C
(58°F)
Average high 2°C
(35°F)
4°C
(40°F)
8°C
(47°F)
14°C
(58°F)
20°C
(69°F)
25°C
(77°F)
27°C
(81°F)
26°C
(79°F)
23°C
(75°F)
17°C
(63°F)
8°C
(47°F)
4°C
(40°F)
Daily mean -2°C
(28°F)
-0°C
(31°F)
3°C
(38°F)
9°C
(48°F)
15°C
(60°F)
20°C
(68°F)
22°C
(73°F)
21°C
(71°F)
18°C
(65°F)
13°C
(55°F)
4°C
(40°F)
1°C
(34°F)
Average low -6°C
(21°F)
-5°C
(24°F)
-1°C
(30°F)
4°C
(40°F)
10°C
(51°F)
15°C
(59°F)
18°C
(65°F)
17°C
(63°F)
14°C
(57°F)
9°C
(48°F)
0°C
(33°F)
-2°C
(28°F)
Mean minimum -19°C
(-1°F)
-18°C
(-0°F)
-12°C
(10°F)
-3°C
(26°F)
1°C
(34°F)
8°C
(47°F)
13°C
(55°F)
10°C
(51°F)
7°C
(44°F)
1°C
(33°F)
-8°C
(18°F)
-12°C
(10°F)
Minimum -24°C
(-10°F)
-24°C
(-10°F)
-16°C
(3°F)
-5°C
(23°F)
-2°C
(28°F)
4°C
(40°F)
12°C
(54°F)
8°C
(46°F)
3°C
(38°F)
-1°C
(31°F)
-14°C
(8°F)
-18°C
(0°F)

Compare climate in Stoneboro with other places

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

Monthly average precipitation in Stoneboro, Pennsylvania, United States §

Stoneboro usually has the most precipitation in May, June and July, with an average of 16 rainy days and 149 mm (5.9 inches) of precipitation per month.The driest months in Stoneboro are January, August and December. On average, 106 mm (4.2 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Stoneboro, 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) 103 (4.1) 115 (4.5) 110 (4.3) 144 (5.7) 156 (6.1) 144 (5.7) 147 (5.8) 107 (4.2) 115 (4.5) 129 (5.1) 109 (4.3) 107 (4.2)
Average precipitation days (≥ 1 mm) 14 15 14 16 17 15 17 13 10 14 13 12

Monthly sunshine hours in Stoneboro, Pennsylvania, United States §

The sunniest months in Stoneboro are June, July and August, when the sun shines an average of 10 hours 26 minutes a day.Least sunny months in Stoneboro: January, February and December receive an average of 3 hours 53 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Stoneboro, 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 96 135 217 238 265 312 330 318 279 213 155 122
Mean daily daylight hours 9h 34m 10h 38m 11h 58m 13h 20m 14h 30m 15h 4m 14h 45m 13h 43m 12h 24m 11h 3m 9h 51m 9h 15m

Solar UV radiation in Stoneboro, Pennsylvania, United States §

Stoneboro 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 Stoneboro UV Index data.

Average daily maximum UV levels by month for Stoneboro, 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 9 10 10 10 9 8 6 4 2