Ithaca weather by month & the best time to visit
United States · small town · continental climate

The best time to visit Ithaca is May — its sunniest month (Sunshine Score 72/100), with September and July close behind. Ithaca averages about 1,864 hours of sunshine a year. Daytime highs around 20°C / 68°F and roughly 93 mm of rain in May.
When is the best time to visit Ithaca?
For sunshine, the best time to visit Ithaca is May, then September and July. The dullest month is January (0/100, 63 mm of rain). The full month-by-month picture is in the table below.
How sunny is Ithaca?
Ithaca gets a moderate 1,864 hours of sunshine a year. 72 Sunshine Score points separate May (72) from January (0), so the month you pick matters. It ranks #456 of 580 destinations in United States for annual sunshine, below the national median of 2,279 hours. The year's 1,071 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 | -2° / 28°F | -9° / 16°F | 63 mm | 1 |
| February | 0 | 0° / 32°F | -9° / 16°F | 63 mm | 2 |
| March | 0 | 5° / 41°F | -5° / 23°F | 74 mm | 3 |
| April | 31 | 13° / 55°F | 1° / 34°F | 86 mm | 4 |
| May | 72 | 20° / 68°F | 8° / 46°F | 93 mm | 6 |
| June | 69 | 24° / 75°F | 13° / 55°F | 112 mm | 7 |
| July | 70 | 27° / 81°F | 16° / 61°F | 107 mm | 7 |
| August | 70 | 27° / 81°F | 15° / 59°F | 107 mm | 6 |
| September | 71 | 23° / 73°F | 11° / 52°F | 102 mm | 5 |
| October | 41 | 15° / 59°F | 5° / 41°F | 108 mm | 3 |
| November | 0 | 8° / 46°F | -1° / 30°F | 74 mm | 1 |
| December | 0 | 1° / 34°F | -5° / 23°F | 82 mm | 1 |
Nearest destinations
Ithaca: questions and answers
What kind of destination is Ithaca?
Ithaca is a small town in United States at 329 m elevation with a continental climate.
How many hours of sunshine does Ithaca get a year?
Ithaca gets about 1,864 hours of sunshine a year, at its best around May.
When is the best time to visit Ithaca?
The sunniest time to visit Ithaca is May, when the Sunshine Score peaks at 72/100 (with September and July close behind). Expect daytime highs around 20°C / 68°F.
What is the least sunny month in Ithaca?
January is the least sunny month in Ithaca, scoring 0/100 with about 63 mm of rain.
How strong is the sun in Ithaca?
The typical midday UV index in Ithaca peaks around 7 (high) in June, easing to about 1 (low) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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