Irondequoit in Winter
In winter (December, January and February), Irondequoit sees average daytime highs around 34°F and overnight lows near 24°F, with 9.7 in of precipitation over about 42 wet days across the season. It is the coldest season of the year and the driest season of the year.
Over the season highs ease from about 41°F in early December to 35°F by late February. The sky is clear or mostly clear about 7% of the time across winter, and the air most often feels dry.
Winter is Irondequoit's weakest season of the year to visit on our travel score. For the whole year in context, see Irondequoit's year-round climate.
- Avg daytime high
- 34°F
- coldest season of the year
- Avg overnight low
- 24°F
- Precipitation
- 9.7 in
- 42 wet days
- Avg wind
- 12 mph
- Travel score
- 0.0
- weakest season of the year
- Months
- Dec · Jan · Feb
Temperature in Irondequoit in Winter
Over the season highs ease from about 41°F in early December to 35°F by late February.
A typical winter day in Irondequoit reaches about 34°F and drops to 24°F overnight. The warmest of the three months is December, the coolest February.
How winter really feels in Irondequoit
Once humidity and wind are folded in, winter brings about 0 days that feel above 90°F and 90 that feel at or below 32°F.
The story in winter is cold — wind chill drags the overnight "feels like" below the raw low.
Irondequoit weather by month
How the three winter months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Snow days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|---|
| Jan | 33° / 22° | 3.4 | 15.5 | 14 | 9.2 | 0.0 |
| Feb | 33° / 21° | 2.6 | 10.9 | 9.3 | 10.2 | 0.0 |
| Mar | 39° / 28° | 3.1 | 11.7 | 5.9 | 11.6 | 0.1 |
| Apr | 50° / 38° | 3.9 | 11.8 | 2.2 | 13.2 | 2.1 |
| May | 60° / 48° | 3.2 | 11.4 | 0 | 14.4 | 4.5 |
| Jun | 70° / 58° | 3.5 | 11.5 | 0 | 15.1 | 6.3 |
| Jul | 77° / 65° | 3.5 | 11.1 | 0 | 14.9 | 6.8 |
| Aug | 76° / 65° | 3.2 | 11.7 | 0 | 13.8 | 6.8 |
| Sep | 71° / 58° | 3.4 | 10.7 | 0 | 12.3 | 6.5 |
| Oct | 59° / 48° | 4.3 | 13.3 | 0.1 | 10.8 | 4.1 |
| Nov | 47° / 37° | 3.7 | 14 | 3.9 | 9.5 | 1.4 |
| Dec | 38° / 29° | 3.7 | 15.8 | 10.6 | 8.9 | 0.0 |
Cloud cover in Winter
The sky is clear or mostly clear about 7% of the time across winter.
Chance of precipitation in Winter
Irondequoit gets around 9.7 in of rain and snow over 42 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 12 mph across winter.
Sunrise & sunset in Winter
Daylight runs from about 9 hours in early December to 10 h 48 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 1.8 kWh/m².
Is winter a good time to visit Irondequoit?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a weaker month for outdoor sightseeing in Irondequoit.
What to pack for Irondequoit in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Irondequoit sees daytime highs around 34°F and nights near 24°F. Pack a warm layer, a heavy coat and rain gear. Worth having: a windbreaker. About 42 days see rain.
Sea temperature near Irondequoit in Winter
The nearest coast averages about 40°F across winter — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 11 mi away) is warmest in August at about 72°F and coldest in March near 37°F.
It's comfortable for a long swim from Jul 16 to Sep 11 — about 1.9 months when the water holds above 68°F.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°F) | 39 | 37 | 37 | 38 | 42 | 56 | 69 | 72 | 67 | 58 | 49 | 43 |
| Comfort | Bracing | Bracing | Bracing | Bracing | Bracing | Bracing | Refreshing | Refreshing | Cool | Bracing | Bracing | Bracing |
| Sea temperature (°F) | Comfort | |
|---|---|---|
| Jan | 39 | Bracing |
| Feb | 37 | Bracing |
| Mar | 37 | Bracing |
| Apr | 38 | Bracing |
| May | 42 | Bracing |
| Jun | 56 | Bracing |
| Jul | 69 | Refreshing |
| Aug | 72 | Refreshing |
| Sep | 67 | Cool |
| Oct | 58 | Bracing |
| Nov | 49 | Bracing |
| Dec | 43 | Bracing |
UV index in Irondequoit in Winter
Clear-sky midday UV across winter averages around 2. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Irondequoit peaks around June 23 at about 8 (very high) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 at about 1 (low).
The index reaches 3 or more — the level where the WHO recommends sun protection — in 8 months of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 6 | 6 | 3 | 2 | 1 |
| Level | Low | Moderate | Moderate | High | High | Very high | Very high | High | High | Moderate | Low | Low |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 1 | Low |
| Feb | 2 | Moderate |
| Mar | 4 | Moderate |
| Apr | 5 | High |
| May | 7 | High |
| Jun | 8 | Very high |
| Jul | 8 | Very high |
| Aug | 6 | High |
| Sep | 6 | High |
| Oct | 3 | Moderate |
| Nov | 2 | Low |
| Dec | 1 | Low |
Where is Irondequoit?
Irondequoit sits at 43.2°N, 77.6°W, 381 ft above sea level, in United States. The nearest listed city is Rochester, 4.3 mi away.
Topography around Irondequoit
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Irondequoit.
Within 2 miles, the terrain around Irondequoit has only modest variations in elevation — a maximum elevation change of 259 ft around an average of 394 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 515 ft; within 50 miles, large variations in elevation — a maximum elevation change of 2,067 ft.
The land around Irondequoit is covered by trees (65%) and artificial surfaces (23%) within 2 miles, trees (42%) and water (28%) within 10 miles, and water (42%) and trees (32%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Irondequoit (43.2134°, -77.5797°, elevation 381 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.