Johnstown 7-day weather forecast

Written by:
September 29, 2025
ESOlex // Shutterstock

Johnstown 7-day weather forecast

Stacker created the forecast for Johnstown, Pennsylvania using data from OpenWeather. This week's high is 74 °F on Saturday, while the low is 37 °F on Thursday. There are expected to be 2 sunny days and rain on 2 days this week.

There are currently no weather alerts.

Monday, October 13

- High of 61 °F, low of 50 °F (93% humidity)
- Overcast with a 100% chance of rain (2 mm of rain)
- Light breeze (7 mph wind)
- Sunrise at 7:24 AM, sunset at 6:38 PM
- Last quarter moon
1 / 6
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Tuesday, October 14

- High of 68 °F, low of 51 °F (63% humidity)
- Partly cloudy with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 7:25 AM, sunset at 6:37 PM
2 / 6
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Wednesday, October 15

- High of 60 °F, low of 41 °F (57% humidity)
- Mostly cloudy with a 0% chance of rain
- Moderate risk of harm from sun exposure (3 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 7:26 AM, sunset at 6:35 PM
3 / 6
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Thursday, October 16

- High of 58 °F, low of 37 °F (30% humidity)
- Sunny with a 0% chance of rain
- Moderate risk of harm from sun exposure (4 UV index)
- Gentle breeze (8 mph wind)
- Sunrise at 7:27 AM, sunset at 6:34 PM
4 / 6
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Friday, October 17

- High of 65 °F, low of 39 °F (30% humidity)
- Fair with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Light breeze (4 mph wind)
- Sunrise at 7:28 AM, sunset at 6:32 PM
5 / 6
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Saturday, October 18

- High of 74 °F, low of 50 °F (50% humidity)
- Partly cloudy with a 0% chance of rain
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (9 mph wind)
- Sunrise at 7:29 AM, sunset at 6:31 PM
6 / 6
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Sunday, October 19

- High of 61 °F, low of 47 °F (85% humidity)
- Overcast with a 100% chance of rain (9 mm of rain)
- Moderate risk of harm from sun exposure (5 UV index)
- Gentle breeze (12 mph wind)
- Sunrise at 7:30 AM, sunset at 6:30 PM

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