Johnstown weather by month & the best time to visit
🇺🇸 United States · small town · continental climate
The best time to visit Johnstown is August — its sunniest month (Sunshine Score 73/100), with July and September close behind. Johnstown averages about 1,899 hours of sunshine a year. Daytime highs around 26°C / 79°F and roughly 91 mm of rain in August.
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- Sun hours / year
- 1,899
- Sunniest month
- August
- Peak score
- 73/100
- Rain / year
- 1,044 mm
- Snow / year
- ≈2.1 m
- Midday UV at peak
- 7 (high)
- Population
- 20k
- Elevation
- 694 m
When is the best time to visit Johnstown?
For sunshine, the best time to visit Johnstown is August, then July and September. The dullest month is January (0/100, 69 mm of rain). The full month-by-month picture is in the table below.
How sunny is Johnstown?
Johnstown gets a moderate 1,899 hours of sunshine a year. 73 Sunshine Score points separate August (73) from January (0), so the month you pick matters. It ranks #440 of 580 destinations in United States for annual sunshine, below the national median of 2,279 hours. The year's 1,044 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV |
|---|---|---|---|---|---|
| January | 0 | -1° / 30°F | -9° / 16°F | 69 mm | 1 |
| February | 0 | 0° / 32°F | -9° / 16°F | 67 mm | 2 |
| March | 0 | 6° / 43°F | -4° / 25°F | 79 mm | 3 |
| April | 31 | 13° / 55°F | 1° / 34°F | 88 mm | 5 |
| May | 65 | 19° / 66°F | 8° / 46°F | 105 mm | 6 |
| June | 70 | 23° / 73°F | 13° / 55°F | 105 mm | 7 |
| July | 72 | 26° / 79°F | 15° / 59°F | 99 mm | 7 |
| August | 73 | 26° / 79°F | 14° / 57°F | 91 mm | 7 |
| September | 72 | 23° / 73°F | 10° / 50°F | 99 mm | 5 |
| October | 43 | 15° / 59°F | 4° / 39°F | 90 mm | 3 |
| November | 0 | 8° / 46°F | -2° / 28°F | 69 mm | 2 |
| December | 0 | 1° / 34°F | -6° / 21°F | 83 mm | 1 |
See Johnstown on the interactive sunshine globe →
Nearby places for sunshine
- Latrobe United States · 49 km · best in Aug · 1,896 h sun/yr
- Pittsburgh United States · 120 km · best in Aug · 1,929 h sun/yr
- Harrisburg United States · 176 km · best in May · 2,080 h sun/yr
- Washington United States · 193 km · best in Aug · 2,293 h sun/yr
- Baltimore United States · 224 km · best in Oct · 2,241 h sun/yr
- Akron United States · 230 km · best in Aug · 1,967 h sun/yr
Nearest destinations
- Altoona United States · 44 km · 1,899 h sun/yr · best in Aug
- Dubois United States · 96 km · 1,825 h sun/yr · best in Aug
- State College United States · 102 km · 2,007 h sun/yr · best in Sep
- Hagerstown United States · 116 km · 2,175 h sun/yr · best in Aug
- Morgantown United States · 119 km · 1,949 h sun/yr · best in Aug
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