White Plains vs Islip: which is sunnier?
🇺🇸 United States vs 🇺🇸 United States · 59 km apart · long-term climate normals (NASA POWER, 2001–2020)
Islip is the sunnier overall: about 2,252 hours of sunshine a year to White Plains's 2,150. Islip has the higher Sunshine Score in 3 of 12 months, White Plains in 2 (7 within 2 points).
Scores are the 0–100 Sunshine Score — sunshine, daytime warmth and dryness in one number, per month.
At a glance
| White Plains | Islip | |
|---|---|---|
| Sunshine hours / year | 2,150 | 2,252 |
| Sunniest month | May (73/100) | July (75/100) |
| Nov–Feb average score | 5/100 | 6/100 |
| Jun–Aug average score | 70/100 | 73/100 |
| Rain / year | 1,236 mm | 1,206 mm |
| Peak midday UV | 7 (high) | 7 (high) |
White Plains vs Islip month by month
| Month | Sunshine Score | Day high °C | Rain mm | |||
|---|---|---|---|---|---|---|
| White Plains | Islip | White Plains | Islip | White Plains | Islip | |
| January | 0 | 0 | 1° | 3° | 81 | 81 |
| February | 0 | 0 | 3° | 3° | 81 | 85 |
| March | 0 | 0 | 7° | 6° | 100 | 105 |
| April | 36 | 24 | 14° | 12° | 102 | 106 |
| May | 73 | 56 | 20° | 17° | 98 | 94 |
| June | 70 | 72 | 25° | 23° | 117 | 110 |
| July | 71 | 75 | 29° | 27° | 109 | 95 |
| August | 70 | 73 | 28° | 27° | 114 | 103 |
| September | 72 | 74 | 25° | 24° | 105 | 99 |
| October | 52 | 52 | 17° | 17° | 122 | 120 |
| November | 19 | 25 | 11° | 12° | 91 | 90 |
| December | 0 | 0 | 5° | 6° | 116 | 118 |
The sunnier month by month: Jan even · Feb even · Mar even · Apr White Plains · May White Plains · Jun even · Jul Islip · Aug Islip · Sep even · Oct even · Nov Islip · Dec even.
When to pick which
- November–February: too close to call — White Plains averages 5/100, Islip 6/100. Daytime highs are similar (5°C vs 6°C). See the winter sun ranking.
- March–May: White Plains (average score 36/100 vs 27). White Plains is the warmer, around 14°C daytime highs vs 12°C.
- June–August: Islip (average score 73/100 vs 70). Daytime highs are similar (27°C vs 26°C).
- September–October: too close to call — White Plains averages 62/100, Islip 63/100. Daytime highs are similar (21°C vs 21°C).
Full month-by-month guides: White Plains weather by month · Islip weather by month · Best time to visit United States.
More comparisons: White Plains vs New York · White Plains vs Albany · White Plains vs New Haven · Islip vs New York · Islip vs New Haven · all head-to-heads