Last updated: May 6, 2024
Under the Köppen–Geiger climate classification Sheffield features a humid continental climate (Dfb).Temperatures typically range between -4 °C (26 °F) and 21 °C (70 °F) through the year, but rarely can drop to -24 °C (-12 °F) or can rise to as high as 32 °C (90 °F).The average annual precipitation amounts to about 1394 mm (54.9 inches) and receives 175 rainy days on the 1 mm (0.04 inches) threshold annually.Sheffield enjoys an average of 2648 hours of sunshine throughout the year, and daylight varies from 9 hours 11 minutes to 15 hours 8 minutes per day.
The warmest months in Sheffield are June, July and August, with daily mean temperatures ranging from 19 to 21 °C (66 - 70 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -4 to 0 °C (26 - 31 °F) throughout the day. On average each year, Sheffield experiences 49 days above 25 °C (77.0 °F) and 118 days below 0 °C (32.0 °F).
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum | 17°C (63°F) | 21°C (70°F) | 22°C (71°F) | 27°C (80°F) | 30°C (86°F) | 32°C (90°F) | 32°C (90°F) | 31°C (89°F) | 31°C (88°F) | 28°C (82°F) | 23°C (74°F) | 16°C (61°F) |
Mean maximum | 12°C (54°F) | 15°C (59°F) | 19°C (66°F) | 24°C (75°F) | 29°C (85°F) | 30°C (86°F) | 30°C (87°F) | 30°C (86°F) | 29°C (84°F) | 26°C (79°F) | 18°C (65°F) | 13°C (55°F) |
Average high | 0°C (32°F) | 3°C (37°F) | 7°C (44°F) | 13°C (55°F) | 19°C (67°F) | 23°C (74°F) | 26°C (79°F) | 25°C (77°F) | 22°C (72°F) | 16°C (61°F) | 7°C (45°F) | 3°C (37°F) |
Daily mean | -4°C (26°F) | -2°C (29°F) | 2°C (35°F) | 8°C (46°F) | 14°C (58°F) | 19°C (66°F) | 21°C (70°F) | 20°C (69°F) | 17°C (63°F) | 11°C (53°F) | 3°C (38°F) | -0°C (31°F) |
Average low | -8°C (19°F) | -6°C (21°F) | -3°C (27°F) | 3°C (38°F) | 9°C (49°F) | 14°C (57°F) | 17°C (62°F) | 16°C (61°F) | 12°C (55°F) | 7°C (45°F) | -1°C (31°F) | -4°C (26°F) |
Mean minimum | -20°C (-3°F) | -19°C (-3°F) | -14°C (6°F) | -4°C (25°F) | -0°C (32°F) | 8°C (46°F) | 11°C (53°F) | 9°C (49°F) | 5°C (41°F) | -0°C (31°F) | -11°C (13°F) | -14°C (7°F) |
Minimum | -24°C (-11°F) | -24°C (-12°F) | -20°C (-3°F) | -6°C (21°F) | -3°C (26°F) | 4°C (39°F) | 10°C (51°F) | 8°C (46°F) | 1°C (34°F) | -2°C (29°F) | -18°C (-1°F) | -22°C (-6°F) |
Compare temperature, precipitation, sunshine, UV index in Sheffield, Pennsylvania, United States with other places around the world.
Sheffield usually has the most precipitation in May, June and October, with an average of 15 rainy days and 138 mm (5.4 inches) of precipitation per month.The driest months in Sheffield are January, March and August. On average, 100 mm (4.0 inches) of precipitation falls during these months.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Average precipitation mm (inches) | 95 (3.7) | 111 (4.4) | 103 (4.0) | 125 (4.9) | 141 (5.6) | 141 (5.6) | 130 (5.1) | 104 (4.1) | 105 (4.1) | 131 (5.2) | 106 (4.2) | 104 (4.1) |
Average precipitation days (≥ 1 mm) | 14 | 16 | 14 | 16 | 15 | 15 | 16 | 14 | 10 | 15 | 15 | 15 |
The sunniest months in Sheffield are June, July and August, when the sun shines an average of 10 hours 24 minutes a day.Least sunny months in Sheffield: January, February and December receive an average of 3 hours 43 minutes of sunshine daily.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Mean monthly sunshine hours | 91 | 133 | 211 | 237 | 264 | 312 | 329 | 316 | 278 | 208 | 151 | 113 |
Mean daily daylight hours | 9h 31m | 10h 36m | 11h 58m | 13h 22m | 14h 33m | 15h 8m | 14h 49m | 13h 45m | 12h 25m | 11h 1m | 9h 48m | 9h 11m |
Sheffield 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 Sheffield UV Index data.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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UV Index (month maximum) | 3 | 5 | 6 | 9 | 10 | 10 | 10 | 9 | 8 | 6 | 4 | 2 |