Johnstown Weather in August

August in Johnstown averages 27°C (81°F) during the day and 15°C (59°F) at night. Quite a bit of rainfall is typical this month, with around 119 mm (4.7 in) on average. An umbrella is a good idea.

Rainfall in Johnstown in August

Typically, you can expect about 13 days of rain this month, with 119 mm (4.7 in) on average. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Johnstown in August

Johnstown in August gets highs of 27°C (81°F) during the day and drops to 15°C (59°F) at night. This month falls in the summer season. Overall, the month follows a fairly predictable daily temperature pattern. With lows of 15°C (59°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Johnstown in August

Expect sunny days throughout the month, with an estimated 225 hours of sunshine. This makes it a pleasant time to visit Johnstown.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August and September typically offer the best weather for Johnstown.