Raystown Lake 2, Pennsylvania climate: Climate normals at a NOAA weather station
Raystown Lake 2's normal year runs from 21°F January nights to 85°F July afternoons, with 40.7 inches of precipitation a year. (NOAA 1991-2020 normals)
In metric: a yearly mean of 11.1°C, January lows of −6°C, July highs of 29°C, 1,034 mm of precipitation a year.
- NOAA stationRaystown Lake 2
- Station IDUSC00367312
- Location40.38°N 78.08°W
- Elevation1,000 ft (305 m)
On October 23, the normal high in Raystown Lake 2 is 61°F and the normal low 41°F, and the chance of measurable rain or snow is 33%.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Raystown Lake 2.
- Jan 37° 21°
- Feb 40° 22°
- Mar 49° 29°
- Apr 62° 40°
- May 72° 50°
- Jun 80° 58°
- Jul 85° 63°
- Aug 84° 62°
- Sep 76° 55°
- Oct 64° 44°
- Nov 52° 34°
- Dec 42° 27°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like at Raystown Lake 2 each month?
July is the warmest month, with normal highs of 85°F; January the coldest, with normal lows of 21°F. The most precipitation falls in May (4.40 in), the least in February (2.25 in).
| Month | High | Low | Mean | Precip. | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|---|
| January | 37°F | 21°F | 29.2°F | 2.82 | 11 | <1 | 28 | 9 h 40 min |
| February | 40°F | 22°F | 31.0°F | 2.25 | 9 | <1 | 25 | 10 h 40 min |
| March | 49°F | 29°F | 39.0°F | 3.08 | 11 | <1 | 22 | 11 h 50 min |
| April | 62°F | 40°F | 50.6°F | 3.66 | 13 | <1 | 7 | 13 h 10 min |
| May | 72°F | 50°F | 60.8°F | 4.40 | 14 | 1 | 1 | 14 h 20 min |
| June | 80°F | 58°F | 69.2°F | 3.83 | 13 | 2 | <1 | 15 h |
| July | 85°F | 63°F | 74.0°F | 3.79 | 12 | 6 | <1 | 14 h 50 min |
| August | 84°F | 62°F | 72.7°F | 3.53 | 11 | 4 | <1 | 13 h 50 min |
| September | 76°F | 55°F | 65.6°F | 3.87 | 12 | 1 | <1 | 12 h 30 min |
| October | 64°F | 44°F | 53.9°F | 3.41 | 10 | <1 | 4 | 11 h 10 min |
| November | 52°F | 34°F | 43.2°F | 2.94 | 10 | <1 | 14 | 10 h |
| December | 42°F | 27°F | 34.2°F | 3.13 | 10 | <1 | 25 | 9 h 20 min |
| Year (annual) | 62°F | 42°F | 52.0°F | 40.71 | 136 | 14 | 126 |
The same normals in °C and millimetres
| Month | High | Low | Mean | Precip. |
|---|---|---|---|---|
| January | 3°C | −6°C | −1.6°C | 72 mm |
| February | 4°C | −5°C | −0.6°C | 57 mm |
| March | 9°C | −2°C | 3.9°C | 78 mm |
| April | 16°C | 4°C | 10.3°C | 93 mm |
| May | 22°C | 10°C | 16.0°C | 112 mm |
| June | 27°C | 15°C | 20.7°C | 97 mm |
| July | 29°C | 17°C | 23.3°C | 96 mm |
| August | 29°C | 17°C | 22.6°C | 90 mm |
| September | 25°C | 13°C | 18.7°C | 98 mm |
| October | 18°C | 7°C | 12.2°C | 87 mm |
| November | 11°C | 1°C | 6.2°C | 75 mm |
| December | 5°C | −3°C | 1.2°C | 80 mm |
NOAA publishes no 1991-2020 snowfall normal for this station. The nearest record that keeps one, Altoona (7 mi SW) (18 miles away), gets 38 inches of snow in a normal year; elevation and distance can change that.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00367312; 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.
Which months are mildest at Raystown Lake 2?
Normal highs sit between 65°F and 85°F in May, June, July, August and September. Of those, August has the fewest days with rain (11).
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 USC00367312.
When is the last frost at Raystown Lake 2?
In Raystown Lake 2, the last spring frost (32°F) comes after April 19 in half of years and after May 7 in one year in ten; the first autumn frost comes before October 28 in half of years and before October 12 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 191 year in 10 after May 7; 9 in 10 after April 5
- First autumn frost, half of years before
- October 281 year in 10 before October 12; 9 in 10 before November 10
NOAA puts the median frost-free season at 191 days, and the season without a hard freeze (28°F) at 216 days.
A hard freeze (28°F) comes after April 6 in half of springs and before November 9 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Raystown Lake 2 in zone 7a in ZIP code 16647, the nearest ZIP area. By the map's own method, the average of each year's coldest night over 1991-2020, the station is in zone 7a: the coldest night of a typical year reaches 1°F (22 complete years).
Frost dates for every NOAA station in Pennsylvania · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00367312; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026; the station zone: ACIS daily lows, 1991-2020. 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 at Raystown Lake 2?
In a normal year in Raystown Lake 2, 14 days a year reach 90°F, 126 nights fall to 32°F or colder and 136 days bring measurable precipitation.
- Days at 90°F or more
- 14a normal year
- Days at 100°F or more
- fewer than 1a normal year
- Nights at 32°F or colder
- 126a normal year
- Days that stay below freezing
- 26high of 32°F or less
- Days with 0.01 inch of precipitation
- 136a normal year
The highest temperature in this station's record (since 1974) is 104°F, on July 17, 1988; the lowest is −15°F, on January 20, 1994.
The wettest calendar year on that record is 1996, with 56.45 in; the snowiest season is 2002–03, with 74.8 inches.
Source: NOAA NCEI 1991-2020 annual normals, station USC00367312; records: ACIS (NOAA Regional Climate Centers), station USC00367312. Records use complete months only; a month missing more than three days is left out.
How sunny is it at Raystown Lake 2?
Over a year 68% of the sunlight that would reach the ground under clear skies gets through the clouds at Raystown Lake 2, 3.7 kWh per square metre a day. July is the sunniest month (75%) and December the cloudiest (53%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 56% | 1.6 |
| February | 60% | 2.5 |
| March | 62% | 3.4 |
| April | 66% | 4.6 |
| May | 67% | 5.2 |
| June | 72% | 5.8 |
| July | 75% | 5.8 |
| August | 75% | 5.2 |
| September | 73% | 4.2 |
| October | 66% | 2.9 |
| November | 65% | 2.0 |
| December | 53% | 1.4 |
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 many heating and cooling degree days does Raystown Lake 2 record?
A normal year at Raystown Lake 2 brings 5,558 heating degree days, 3% more than the median U.S. place (5,373), and 840 cooling degree days, 7% 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 3,189 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 1,110 | 0 |
| February | 951 | 0 |
| March | 807 | 1 |
| April | 439 | 7 |
| May | 176 | 45 |
| June | 33 | 159 |
| July | 2 | 281 |
| August | 4 | 244 |
| September | 78 | 95 |
| October | 354 | 10 |
| November | 653 | 0 |
| December | 953 | 0 |
| Year (annual) | 5,558 | 840 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00367312. 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.
How does Raystown Lake 2's climate compare?
Raystown Lake 2 is warmer than 77 of the 108 places with their own NOAA record in Pennsylvania, and wetter than 10. Across the 7,247 U.S. stations with normals, its annual mean of 52.0°F is warmer than 49%.
In the Köppen classification computed from these normals, Raystown Lake 2 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.
Questions about Raystown Lake 2's climate
What is the coldest month at Raystown Lake 2?
January, with a normal high of 37°F and a normal low of 21°F. The warmest is July (85°F by day, 63°F at night).
Does it snow at Raystown Lake 2?
Yes. NOAA publishes no 1991-2020 snowfall normal for the station; the nearest record that keeps one, Altoona (7 mi SW) (18 miles away), records 38 inches of snow in a normal year.
What is the rainiest month at Raystown Lake 2?
May, with 4.40 in of precipitation in a normal year; the driest is February with 2.25 in.
What plant hardiness zone is Raystown Lake 2 in?
The USDA's 2023 map puts Raystown Lake 2 in zone 7a in ZIP code 16647, the nearest ZIP area. By the same method at the station, the coldest night of a typical year reaches 1°F (22 years, 1991-2020): zone 7a.
How late can frost come at Raystown Lake 2?
In half of years the last 32°F night comes after April 19; in one year in ten it comes after May 7. Waiting until May 7 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Pennsylvania climateThe statewide normals and every place in the state
- Raystown Headquarters, PA0 miles from this station, 51.6°F a year
- Altoona, PA14 miles from this station, 51.0°F a year
- Everett, PA30 miles from this station, 51.5°F a year
- Lewistown, PA30 miles from this station, 51.9°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made