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Cambria County (Johnstown)
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United States weather

Weather in Cambria County, Pennsylvania for May 2026

Your guide to Cambria County weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in Cambria County at the beginning of May is 19.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 15.1 °F by the end of May.

    • Rain 🌧️

  • Cambria County experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 197 mm.

    • More

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Average dry days
7
Dry days
Average rainy days
24
Rainy days
Average snowy days
0
Snow days
Average temperatures
17°/10°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
82 %
Avg humidity

Cambria County Weather May

Move between months or click on a day
April
June
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Moderate rain at times
24°
2
Moderate rain at times
23°
3
Moderate rain at times
21°
4
Heavy rain at times
18°
5
Moderate or heavy rain shower
19°
6
Moderate rain at times
15°
7
Patchy rain possible
17°
8
Moderate rain at times
18°
9
Patchy rain possible
11°
10
Partly cloudy
18°
11
Sunny
21°
12
Overcast
22°
13
Moderate or heavy rain shower
18°
14
Patchy rain possible
19°
15
Patchy rain possible
24°
16
Moderate or heavy rain shower
25°
17
Patchy rain possible
23°
18
Patchy rain possible
17°
19
Patchy rain possible
14°
20
Overcast
16°
21
Moderate or heavy rain shower
14°
22
Moderate or heavy rain shower
11°
23
Heavy rain at times
10°
24
Patchy rain possible
12°
25
Overcast
15°
26
Cloudy
18°
27
Heavy rain at times
17°
28
Light rain
9°
29
Fog
17°
30
Moderate rain
16°
31
Thundery outbreaks possible
14°

Temperatures trend during May in Cambria County

See the weather trend as well as the moving average line

May weather in Cambria County day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
May 1 Moderate rain at times
Moderate rain at times
 24° /10° 5.3 mm 5
May 2 Moderate rain at times
Moderate rain at times
 23° /15° 7 mm 4
May 3 Moderate rain at times
Moderate rain at times
 21° /14° 5.3 mm 3
May 4 Heavy rain at times
Heavy rain at times
 18° /11° 6.6 mm 2
May 5 Moderate or heavy rain shower
Moderate or heavy rain shower
 19° /11° 7 mm 2
May 6 Moderate rain at times
Moderate rain at times
 15° /9° 4.1 mm 2
May 7 Patchy rain possible
Patchy rain possible
 17° /10° 3.8 mm 3
May 8 Moderate rain at times
Moderate rain at times
 18° /9° 1.6 mm 3
May 9 Patchy rain possible
Patchy rain possible
 11° /5° 6.5 mm 2
May 10 Partly cloudy
Partly cloudy
 18° /3° 0 mm 10
May 11 Sunny
Sunny
 21° /9° 0 mm 10
May 12 Overcast
Overcast
 22° /10° 0.8 mm 5
May 13 Moderate or heavy rain shower
Moderate or heavy rain shower
 18° /14° 25.9 mm 2
May 14 Patchy rain possible
Patchy rain possible
 19° /14° 3.2 mm 2
May 15 Patchy rain possible
Patchy rain possible
 24° /14° 0.1 mm 8
May 16 Moderate or heavy rain shower
Moderate or heavy rain shower
 25° /16° 5.8 mm 6
May 17 Patchy rain possible
Patchy rain possible
 23° /13° 3.9 mm 2
May 18 Patchy rain possible
Patchy rain possible
 17° /11° 0.6 mm 4
May 19 Patchy rain possible
Patchy rain possible
 14° /8° 0.3 mm 4
May 20 Overcast
Overcast
 16° /4° 0.3 mm 3
May 21 Moderate or heavy rain shower
Moderate or heavy rain shower
 14° /9° 23.1 mm 2
May 22 Moderate or heavy rain shower
Moderate or heavy rain shower
 11° /7° 20.1 mm 2
May 23 Heavy rain at times
Heavy rain at times
 10° /6° 7.9 mm 2
May 24 Patchy rain possible
Patchy rain possible
 12° /6° 0.5 mm 2
May 25 Overcast
Overcast
 15° /6° 0 mm 6
May 26 Cloudy
Cloudy
 18° /6° 0 mm 10
May 27 Heavy rain at times
Heavy rain at times
 17° /8° 4.3 mm 3
May 28 Light rain
Light rain
 9° /8° 20.1 mm 2
May 29 Fog
Fog
 17° /10° 0 mm 2
May 30 Moderate rain
Moderate rain
 16° /12° 32.8 mm 2
May 31 Thundery outbreaks possible
Thundery outbreaks possible
 14° /8° 0 mm 2
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Important Notice
Our weather forecast for Cambria County in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Cambria County forecast closer to your planned date for the most up-to-date weather information.
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Cambria County in May - FAQ

What are the expected maximum and minimum temperatures in Cambria County during May?

Enjoy moderate daytime temperatures of up to 17° and cooler nights around 10°. Ideal for a range of outdoor activities, from hiking to city tours.

How much rainfall should be expected in Cambria County during May?

Significant rainfall exceeding 197 mm is expected in Cambria County during May, occurring over more than 24 days. Preparing for wet conditions is recommended in your planning.

What are the typical wind conditions in Cambria County during May?

The average wind speed in Cambria County during May is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Cambria County

Explore the daily rainfall trends and prepare for Cambria Countys May weather 💧
Typically, Cambria County has 24 rainy days in May with a total of 197 mm of rainfall.

UV exposure in Cambria County during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️
Top locations in Cambria County
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Johnstown
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Location coordinates Where is Cambria County?

Get accurate weather forecasts for Cambria County, located at latitude 40.327 and longitude -78.922. Stay updated with localized weather information tailored for Cambria County.

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