Sunbury, PA
Climate overview — based on NOAA 1991-2020 normals from SUNBURY, PA US.
Year-round temperatures (°F)
Climate summary
Sunbury has an annual average temperature of 50.3°F with about 43.7 inches of precipitation per year and 28.6 inches of snow. The warmest month is July (average high 84.4°F), and the coldest is January (average low 18.9°F). September is typically the wettest month (4.52 in) and February the driest (2.30 in). Snow typically falls from October through April.
Best time to visit Sunbury
Full guide →Climate change signal
All-time records →117 of 366 (32%) of Sunbury's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1920s | 0 | |
| 1930s | 0 | |
| 1940s | 0 | |
| 1950s | 32 | |
| 1960s | 108 | |
| 1970s | 37 | |
| 1990s | 0 | |
| 2000s | 34 | |
| 2010s | 84 | |
| 2020s | 71 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 35.3°F | 18.9°F | 27.1°F | 2.98 in | 7.6 in | 10 |
| February | 39.0°F | 20.6°F | 29.8°F | 2.30 in | 8.6 in | 9 |
| March | 47.7°F | 27.4°F | 37.6°F | 3.33 in | 5.2 in | 10 |
| April | 61.1°F | 37.2°F | 49.2°F | 3.74 in | 0.6 in | 12 |
| May | 71.7°F | 47.2°F | 59.5°F | 3.77 in | — | 14 |
| June | 79.8°F | 56.8°F | 68.3°F | 4.38 in | — | 12 |
| July | 84.4°F | 60.3°F | 72.4°F | 4.32 in | — | 11 |
| August | 82.2°F | 59.2°F | 70.7°F | 3.93 in | — | 11 |
| September | 75.1°F | 51.2°F | 63.1°F | 4.52 in | — | 9 |
| October | 63.6°F | 40.4°F | 52.0°F | 3.92 in | 0.2 in | 11 |
| November | 50.8°F | 31.8°F | 41.3°F | 3.16 in | 1.5 in | 9 |
| December | 40.1°F | 24.6°F | 32.3°F | 3.34 in | 4.9 in | 10 |
Climate twins of Sunbury
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).