Greensboro vs Roanoke: which is sunnier?
🇺🇸 United States vs 🇺🇸 United States · 136 km apart · long-term climate normals (NASA POWER, 2001–2020)
Greensboro is the sunnier overall: about 2,429 hours of sunshine a year to Roanoke's 2,343. Greensboro has the higher Sunshine Score in 6 of 12 months, Roanoke in 1 (5 within 2 points).
Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.

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At a glance
| Greensboro | Roanoke | |
|---|---|---|
| Sunshine hours / year | 2,429 | 2,343 |
| Sunniest month | October (77/100) | August (77/100) |
| Nov–Feb average score | 18/100 | 8/100 |
| Jun–Aug average score | 73/100 | 74/100 |
| Rain / year | 1,147 mm | 1,086 mm |
| Peak midday UV | 8 (very high) | 8 (very high) |
Greensboro vs Roanoke month by month
| Month | Sunshine Score | Day high °C | Rain mm | |||
|---|---|---|---|---|---|---|
| Greensboro | Roanoke | Greensboro | Roanoke | Greensboro | Roanoke | |
| January | 0 | 0 | 8° | 6° | 74 | 69 |
| February | 13 | 0 | 10° | 8° | 75 | 72 |
| March | 45 | 32 | 15° | 13° | 90 | 84 |
| April | 76 | 68 | 21° | 19° | 93 | 99 |
| May | 74 | 71 | 25° | 24° | 103 | 116 |
| June | 73 | 73 | 30° | 28° | 109 | 105 |
| July | 72 | 73 | 32° | 30° | 115 | 109 |
| August | 73 | 77 | 31° | 30° | 112 | 86 |
| September | 73 | 75 | 28° | 27° | 107 | 96 |
| October | 77 | 76 | 21° | 20° | 88 | 88 |
| November | 45 | 33 | 15° | 13° | 88 | 77 |
| December | 13 | 0 | 10° | 8° | 93 | 85 |
The sunnier month by month: Jan even · Feb Greensboro · Mar Greensboro · Apr Greensboro · May Greensboro · Jun even · Jul even · Aug Roanoke · Sep even · Oct even · Nov Greensboro · Dec Greensboro.
When to pick which
- November–February: Greensboro (average score 18/100 vs 8). Greensboro is the warmer, around 11°C daytime highs vs 9°C. See the winter sun ranking.
- March–May: Greensboro (average score 65/100 vs 57). Daytime highs are similar (20°C vs 19°C).
- June–August: too close to call — Greensboro averages 73/100, Roanoke 74/100. Greensboro is the warmer, around 31°C daytime highs vs 29°C.
- September–October: too close to call — Greensboro averages 75/100, Roanoke 76/100. Daytime highs are similar (25°C vs 24°C).
Full month-by-month guides: Greensboro weather by month · Roanoke weather by month · Best time to visit United States.
More comparisons: Greensboro vs Raleigh/Durham · Greensboro vs Charlotte · Greensboro vs Concord · Roanoke vs Raleigh/Durham · Roanoke vs Charlottesville · all head-to-heads