Cashtown, Pennsylvania climate: Normal weather by month, frost dates and records
Cashtown's normal year runs from 20°F January nights to 85°F July afternoons, with 46.4 inches of precipitation a year. (NOAA 1991-2020 normals)
In metric: a yearly mean of 10.7°C, January lows of −7°C, July highs of 30°C, 1,179 mm of precipitation a year.
- NOAA stationCashtown (1 mi S)
- Station IDUSC00363226
- Location39.88°N 77.35°W
- Elevation710 ft (216 m)
- From the centerunder 1 mile
- Population (census place)223
On October 23, the normal high in Cashtown is 62°F and the normal low 38°F.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Cashtown.
- Jan 37° 20°
- Feb 41° 21°
- Mar 49° 28°
- Apr 62° 38°
- May 72° 49°
- Jun 81° 58°
- Jul 85° 62°
- Aug 83° 60°
- Sep 77° 53°
- Oct 65° 41°
- Nov 53° 32°
- Dec 42° 25°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like in Cashtown each month?
July is the warmest month, with normal highs of 85°F; January the coldest, with normal lows of 20°F. The most precipitation falls in September (4.90 in), the least in February (2.72 in).
| Month | High | Low | Mean | Precip. | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|---|
| January | 37°F | 20°F | 28.6°F | 3.46 | – | <1 | 28 | 9 h 40 min |
| February | 41°F | 21°F | 30.7°F | 2.72 | – | <1 | 25 | 10 h 40 min |
| March | 49°F | 28°F | 38.4°F | 3.98 | – | <1 | 23 | 11 h 50 min |
| April | 62°F | 38°F | 49.8°F | 4.10 | – | <1 | 9 | 13 h 10 min |
| May | 72°F | 49°F | 60.1°F | 4.44 | – | 1 | 1 | 14 h 20 min |
| June | 81°F | 58°F | 69.3°F | 3.92 | – | 2 | <1 | 15 h |
| July | 85°F | 62°F | 73.5°F | 4.06 | – | 8 | <1 | 14 h 50 min |
| August | 83°F | 60°F | 71.6°F | 3.86 | – | 4 | <1 | 13 h 50 min |
| September | 77°F | 53°F | 64.6°F | 4.90 | – | 3 | <1 | 12 h 30 min |
| October | 65°F | 41°F | 52.9°F | 3.98 | – | <1 | 5 | 11 h 10 min |
| November | 53°F | 32°F | 42.3°F | 3.27 | – | <1 | 20 | 10 h |
| December | 42°F | 25°F | 33.5°F | 3.73 | – | <1 | 24 | 9 h 20 min |
| Year (annual) | 62°F | 40°F | 51.3°F | 46.42 | – | 17 | 134 |
The same normals in °C and millimetres
| Month | High | Low | Mean | Precip. |
|---|---|---|---|---|
| January | 3°C | −7°C | −1.9°C | 88 mm |
| February | 5°C | −6°C | −0.7°C | 69 mm |
| March | 10°C | −2°C | 3.6°C | 101 mm |
| April | 16°C | 3°C | 9.9°C | 104 mm |
| May | 22°C | 9°C | 15.6°C | 113 mm |
| June | 27°C | 14°C | 20.7°C | 100 mm |
| July | 30°C | 17°C | 23.1°C | 103 mm |
| August | 29°C | 16°C | 22.0°C | 98 mm |
| September | 25°C | 12°C | 18.1°C | 124 mm |
| October | 18°C | 5°C | 11.6°C | 101 mm |
| November | 12°C | 0°C | 5.7°C | 83 mm |
| December | 6°C | −4°C | 0.8°C | 95 mm |
NOAA publishes no 1991-2020 snowfall normal for this station. The nearest record that keeps one, Biglerville (6 miles away), gets 27 inches of snow in a normal year; elevation and distance can change that.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00363226; annual normals. Wet days: 0.01 inch or more; 90°F days and freezing nights: NOAA's day counts. Daylight: sunrise to sunset on the 15th, computed from the latitude.
When is the best weather to visit Cashtown?
Normal highs sit between 65°F and 85°F in May, June, August and September.
That is a measurement, not a recommendation: it counts the months whose normal afternoon high sits between 65°F and 85°F, where a light layer is enough by day.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00363226.
When is the last frost in Cashtown?
In Cashtown, the last spring frost (32°F) comes after April 28 in half of years and after May 16 in one year in ten; the first autumn frost comes before October 17 in half of years and before October 4 in one year in ten.
Frost-free in half of yearsFrost in 1 to 9 years out of 10Frost most years
- Last spring frost, half of years after
- April 281 year in 10 after May 16; 9 in 10 after April 15
- First autumn frost, half of years before
- October 171 year in 10 before October 4; 9 in 10 before October 29
NOAA puts the median frost-free season at 170 days, and the season without a hard freeze (28°F) at 191 days.
A hard freeze (28°F) comes after April 16 in half of springs and before October 27 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Cashtown in zone 7a in ZIP code 17343, the nearest ZIP area.
Frost dates for every NOAA station in Pennsylvania · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00363226; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026. A 10% date means one year in ten has a frost after it in spring or before it in autumn.
How hot and how cold does it get in Cashtown?
In a normal year in Cashtown, 17 days a year reach 90°F and 134 nights fall to 32°F or colder.
- Days at 90°F or more
- 17a normal year
- Days at 100°F or more
- fewer than 1a normal year
- Nights at 32°F or colder
- 134a normal year
- Days that stay below freezing
- 24high of 32°F or less
Source: NOAA NCEI 1991-2020 annual normals, station USC00363226.
How sunny is Cashtown?
Over a year 73% of the sunlight that would reach the ground under clear skies gets through the clouds in the area around Cashtown, 4.0 kWh per square metre a day. July is the sunniest month (79%) and January the cloudiest (65%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 65% | 2.0 |
| February | 68% | 2.8 |
| March | 68% | 3.8 |
| April | 71% | 4.9 |
| May | 71% | 5.4 |
| June | 77% | 6.1 |
| July | 79% | 6.0 |
| August | 78% | 5.3 |
| September | 75% | 4.3 |
| October | 72% | 3.1 |
| November | 72% | 2.3 |
| December | 66% | 1.7 |
Source: NASA POWER solar climatology, 2001-2020 (CERES SYN1deg). Satellite-based, for the 1-degree cell (about 100 km across) around the station, so it describes the area rather than the airport.
How much heating and cooling does Cashtown need?
A normal year in Cashtown brings 5,740 heating degree days, 7% more than the median U.S. place (5,373), and 764 cooling degree days, 16% fewer than the median (908). Seven months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 3,046 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 1,128 | 0 |
| February | 960 | 0 |
| March | 826 | 0 |
| April | 462 | 5 |
| May | 187 | 35 |
| June | 25 | 152 |
| July | 3 | 265 |
| August | 7 | 211 |
| September | 97 | 85 |
| October | 386 | 11 |
| November | 683 | 0 |
| December | 976 | 0 |
| Year (annual) | 5,740 | 764 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00363226. A degree day is one degree of a day's mean temperature below 65°F (heating) or above it (cooling); utilities use them to estimate energy use.
Has Cashtown been warmer than normal lately?
2025 averaged 51.6°F, 0.3°F above the 1991-2020 normal of 51.3°F. 4 of the 5 complete years since 2021 ran warmer than the normal.
| Year | Mean | Against normal | Precip. |
|---|---|---|---|
| 2021 | 52.7°F | +1.4°F | 39.16 |
| 2022 | 50.6°F | −0.7°F | 45.97 |
| 2023 | 53.0°F | +1.7°F | 33.30 |
| 2024 | 53.8°F | +2.5°F | 46.66 |
| 2025 | 51.6°F | +0.3°F | 37.12 |
Source: observed years: ACIS, station USC00363226. A year counts only with all twelve months complete.
How does Cashtown's climate compare?
Cashtown is warmer than 63 of the other 107 places with their own NOAA record in Pennsylvania, and wetter than 72. Across the 7,247 U.S. stations with normals, its annual mean of 51.3°F is warmer than 46%.
In the Köppen classification computed from these normals, Cashtown is Dfa: continental, no dry season, hot summer. What the classes mean.
Places with the most similar year elsewhere
Measured month by month on the normal high, low and precipitation, among places of 20,000 or more people in other states:
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers. Similarity: the root-mean-square difference of the 36 monthly figures, precipitation weighted so an inch counts like 6°F.
Which places near Cashtown share this climate record?
2 places have no NOAA station with 1991-2020 normals of their own, and this station is the nearest full record. A place's own climate can differ from these figures, by several degrees where it sits much higher or lower than the station, nearer the coast, or inside a large city's heat; for the larger places the next nearest records are named with their yearly mean, so the spread around them is visible, and places of 50,000 or more have their own page with NOAA's gridded normals.
- McKnightstown, PA728 people · 1 mi SE
- Orrtanna, PA124 people · 3 mi S
Source: Census Bureau 2024 Gazetteer (place centers) and Vintage 2024 population estimates. Distance and direction from the station to each place's center.
Questions about Cashtown's climate
What is the coldest month in Cashtown?
January, with a normal high of 37°F and a normal low of 20°F. The warmest is July (85°F by day, 62°F at night).
Does it snow in Cashtown?
Yes. NOAA publishes no 1991-2020 snowfall normal for Cashtown's NOAA station; the nearest record that keeps one, Biglerville (6 miles away), records 27 inches of snow in a normal year.
What is the rainiest month in Cashtown?
September, with 4.90 in of precipitation in a normal year; the driest is February with 2.72 in.
What plant hardiness zone is Cashtown in?
The USDA's 2023 map puts Cashtown in zone 7a in ZIP code 17343, the nearest ZIP area.
How late can frost come in Cashtown?
In half of years the last 32°F night comes after April 28; in one year in ten it comes after May 16. Waiting until May 16 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Pennsylvania climateThe statewide normals and every place in the state
- Biglerville, PA6 miles from this station, 52.8°F a year
- Eisenhower National Historic Site, PA8 miles from this station, 52.8°F a year
- South Mountain, PA9 miles from this station, 50.0°F a year
- Emmitsburg, MD15 miles from this station, 53.0°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made