Silverdale has chilly winters and warm summers, with plenty of rain
A typical July afternoon reaches 86°, a January night drops to 21°, and about 22 inches of snow falls in a normal winter.
A year in Silverdale at a glance
Each month’s typical high and low, and what it brings.
What stands out about Silverdale’s climate
Read from where Silverdale sits among Pennsylvania’s towns. The page puts what stands out first.
Warmer than it used to be
The last 30 years in Silverdale averaged 2.0° warmer than the 1900s. The biggest change is in December (+3.8°).
A bigger shift than in 95% of U.S. towns.
Change by month
22 inches of snow, 49 of rain and melt
July is the wettest month and February the driest. Rain or snow falls on about 129 days a year.
Rain + melted snow by month
Inches of water
Snowfall by month
Inches of snow
About 175 frost-free days a year
In half of years the last 32° night comes by April 26 and the first by October 17.
Freezing nights by month
Average nights at or below 32°
90° days by month
Average days at 90° or more
What a year in Silverdale feels like
Typical highs and lows by season and by month, from NOAA’s 30-year normals.
Living with Silverdale’s climate
What the numbers mean for a garden, a driveway, a furnace and a free afternoon.
175 frost-free days. The last frost comes by Apr 26 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Oct 17.
About 22" a winter over 6 days with an inch or more, most in February.
Months averaging under 55° run from October through April. Heating is 88% of the year’s heating-and-cooling load.
About 15 days a year reach 90°, and July afternoons average 86°.
The nicest months are May, June, August, September and October. 0.1 miles of trails are waiting.
Parks & trails →Normals are averages. Ice storms, nor’easters, floods and heat waves are on the natural hazards page.
Natural hazards →How Silverdale compares
Against every U.S. town on TownTapestry, each counted once, with its place in Pennsylvania.
Silverdale weather by month
Average highs, lows, rain and snow for every month, from NOAA’s 1991–2020 normals.
| Month | High | Low | Rain + melt | Snow | Wet days | 30-yr range |
|---|---|---|---|---|---|---|
| January | 39° | 21° | 3.5" | 5.9" | 11 | 21° – 37° |
| February | 42° | 23° | 2.8" | 6.1" | 10 | 21° – 39° |
| March | 50° | 30° | 4.0" | 5.0" | 11 | 33° – 49° |
| April | 63° | 39° | 3.9" | 1.1" | 12 | 47° – 56° |
| May | 73° | 49° | 4.1" | 0 | 13 | 56° – 67° |
| June | 81° | 59° | 4.3" | 0 | 12 | 67° – 73° |
| July | 86° | 64° | 5.2" | 0 | 10 | 70° – 78° |
| August | 84° | 62° | 4.6" | 0 | 10 | 69° – 77° |
| September | 77° | 55° | 4.6" | 0 | 9 | 63° – 70° |
| October | 65° | 43° | 4.2" | 0 | 11 | 49° – 61° |
| November | 54° | 34° | 3.4" | 0.4" | 9 | 38° – 48° |
| December | 44° | 27° | 4.3" | 3.2" | 11 | 28° – 46° |
| Year | 63° | 42° | 49.0" | 21.7" | 129 |
Heating and cooling a home in Silverdale
88% of the work is heating, so the furnace matters far more than the air conditioner.
Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. Source: NOAA station normals.
How much a month can swing
A normal is an average. February swings the most: from 1991 to 2020 its average ranged from 21° to 39°. June is the most reliable, staying within 6°.
Common questions about Silverdale’s climate
What is the coldest month in Silverdale?
January, with a typical high of 39° and a low of 21°.
What is the hottest month in Silverdale?
July, with a typical high of 86° and a low of 64°. About 15 days a year reach 90°.
How much snow does Silverdale get?
About 22 inches in a normal winter, most of it in February.
When is the first frost in Silverdale?
In half of years the first 32° night comes by October 17, and the last spring frost by April 26.
What is the rainiest month in Silverdale?
July, with 5.2 inches of rain and melted snow. The year totals 49 inches.
Neighbors talk weather
Gardens, snow, and the best days of the year in Silverdale.
Your answer becomes a post in Town Square.
Temperatures and rainfall come from NOAA’s gridded climate normals for Silverdale itself (about a 3-mile square). Snow, frost dates and day counts come from NOAA’s weather station at Sellersville, PA (2 mi) away. Normals are 30-year averages, not a forecast. Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000. Today’s forecast: National Weather Service.