Data

October 2025 Weather Summary

Bill1 Comment
Taken from my quadcopter drone over Halfmoon Valley.

October was 0.3 deg F below normal for temperature. The high for the month was 81.6 deg. F recorded on October 6. The low for the month was 27.2 deg F, recorded on Oct 27. The first freeze of the season, 31.4 F, was recorded on October 10. There were 0 days at or above 90 deg F and 5 days at or below 32 deg F. There were 436 heating degree days and 20 cooling degree days.

October was below average for precipitation with 3.26 inches of rainfall recorded, which was 0.20 inches below normal. The maximum rainfall in a single day was 1.47 inches recorded on October 30. There were 8 days of rain >.01 in, 6 >.10 in and 1 > 1 inch.

High wind speed of 32 mph on October 31.

October 2025 Data

Drought Status

September 2025 Weather Summary

Bill1 Comment

September was near normal for temperature. The high for the month was 88.5 deg. F recorded on September 19. The low for the month was 36.5 deg F, recorded on September 8. There were 0 days at or above 90 deg F and 0 days at or below 32 deg F. There were 138 heating degree days and 104 cooling degree days.

September had 3.46 inches of rainfall recorded, which was 0.49 inches below normal. The maximum rainfall in a single day was 1.94 inches recorded on September 25. There were 6 days of rain >.01 in, 5 >.10 in, and 1 > 1 in. There were 15 consecutive days without measurable precipitation (Sep 7-21).

High wind speed of 28 mph on September 5.

September 2025 Data

Summary Of Summer 2025

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Meteorological Summer is officially over. Here is a brief summary of June 1-August 31 in Stormstown, PA:

Number of days Max T >= 90 F: 12

Max T: 95.0 F – June 24, 2025

Min T: 36.0 F – June 2, 2025

Jun Dep from Normal: 2.1 F

Jul Dep from Normal: 2.3 F

Aug Dep from Normal: -3.1 F

Heating Degree Days: 159

Cooling Degree Days: 682

Jun Precip: 5.81″, 1.72″ above normal  

Jul Precip: 5.30″, 1.51″ above normal

Aug Precip: 1.84″, 2.32″ below normal  

August 2025 Weather Summary

Bill1 Comment

August was 3.1 deg F below normal for temperature. The high for the month was 90.8 deg. F recorded on August 12. The low for the month was 39.4 deg F, recorded on August 30. There was 1 day at or above 90 deg F. There were 93 heating degree days and 165 cooling degree days.

August was a below-normal month for precipitation with 1.84 inches of rainfall recorded, which was 2.32 inches below normal. The maximum rainfall in a single day was 0.78 inches, recorded on August 20. There were 7 days of rain >.01 in, 3 >.10 in, and 0 >1 in.

There are areas of abnormally dry conditions in The Commonwealth:

High wind speed of 23 mph on August 29.

August 2025 Data

July 2025 Weather Summary

Bill1 Comment

July was 2.3 F above normal for temperature. The high for the month was 93.7 deg. F recorded on July 30. The low for the month was 52.2 deg F, recorded on July 22. There were 6 days at or above 90 deg F. There were 15 heating degree days and 311 cooling degree days.

July was an above-normal month for precipitation, with 5.30 inches of rainfall recorded, which was 1.51 inches above normal. The maximum rainfall in a single day was 1.79 inches recorded on July 26. There were 9 days of rain >.01 in, 9 >.10 in, and 1 >1 in.

High wind speed of 25 mph on July 17.

July 2025 Data

June 2025 Weather Summary

Bill1 Comment
Not weather-related. I just wanted to include our newest pack member, Toliver.

June was 2.1 deg F above normal for temperature. The high for the month was 95 deg. F recorded on June 24. The low for the month was 36 deg F, recorded on June 2. There were 51 heating degree days and 206 cooling degree days.

June was an above normal month for precipitation with 5.81 inches of rainfall recorded, which was 1.72 inches above normal. The maximum rainfall in a single day was 1.43 inches recorded on June 14. There were 14 days of rain >.01 in, 10 >.10 in, and 1 > 1 in.

High wind speed of 35 mph on June 18.

June 2025 Data

Summary of Spring 2025

Bill1 Comment

Meteorological Spring is officially over. Here is a brief summary of March 1 – May 31, 2025, in Stormstown, PA:

Number of Days Max T <= 32 F: 1
Number of Days Min T <= 32 F: 22
Max T: 85.0 F – April 29, 2025
Min T: 14.1 F – March 2, 2025

Mar Dep from Normal: 6.5 F
Apr Dep from Normal: 2.4 F
May Dep from Normal: -1.3 F

Heating Degree Days: 1339
Cooling Degree Days: 79

Mar Precip: 1.17″, 0.02″ below normal
Apr Precip: 4.08″, 0.57″ above normal
May Precip: 8.25″, 4.61″ above normal

May 2025 Weather Summary

Bill1 Comment

May was 1.3 deg F below normal for temperature. The high for the month was 78.7 F, recorded on May 12. The low for the month was 36.9 F, recorded on May 26. There were zero days at or below 32 F. There were 238 heating degree days and 36 cooling degree days.

May was an above-normal month for precipitation with 8.25 inches of rainfall recorded, which was 4.61 inches above normal. The maximum rainfall in a single day was 1.37 inches recorded on May 13. There were 18 days of rain >.01 in, 14 >.10 in, and 2 > 1 in.

The high wind speed for the month was 34 mph on May 23.

May 2025 Data

April 2025 Weather Summary

Bill1 Comment

April was 2.4 F above normal for temperature. The high for the month was 85.0 F, recorded on April 29. The low for the month was 19.4 F, recorded on April 9. There were 5 days at or below 32 F. There were 434 heating degree days and 37 cooling degree days.

April was an above-normal month for precipitation with 4.08 inches of rainfall recorded, which was 0.57 inches above normal. The maximum rainfall in a single day was 0.84 inches recorded on April 5. There were 15 days of rain >.01 in, 10 >.10 in, and 0 > 1 in.

There was a trace of snow in April.

High wind speed of 49 mph on April 29.

A severe thunderstorm occurred on April 29, critically damaging trees, utility poles, and power lines. Power was out from April 29 at 6:43 PM until May 3 at 2:21 AM. No data was lost for April, but a few hours on May 2-3 were lost due to battery failure of the data logger.

The State College National Weather Service Office has classified the storm as a quasi-linear convective system (QLCS) due to its long and wide path.

April 2025 Data

March 2025 Weather Summary

Bill1 Comment

March was 6.5 deg F above normal for temperature. The high for the month was 74.8 deg. F, recorded on March 30. The low for the month was 14.1 deg F, recorded on March 2. There was 1 day where the maximum temperature was at or below 32 F, and there were 17 days where the minimum temperature was at or below 32 F. There were 667 heating degree days and 6 cooling degree days.

March was a below-normal month for precipitation with 2.21 inches of rainfall recorded, 1.17 inches below normal. The maximum rainfall in a single day was 1.38 inches recorded on March 5. There were 6 days of rain >.01 in, 3 >.10 in, and 1 > 1 in. There was 0.3″ of snow accumulation.

The highest recorded wind speed of 46 mph on March 16. However, a possible microburst on that date damaged the wind sensors and the mast they were mounted on. Wind data was unavailable for 5 days until the mast was repaired and the sensors were replaced. It is possible that the wind speed was higher. See the blog post.

March 2025 Data