Webster, New York climate: Normal weather by month, frost dates and records
Webster's normal year runs from 17°F January nights to 81°F July afternoons, with 39.3 inches of precipitation and 86 inches of snow a year. (NOAA 1991-2020 normals)
In metric: a yearly mean of 9.3°C, January lows of −8°C, July highs of 27°C, 999 mm of precipitation a year.
- NOAA stationWebster (2 mi NE)
- Station IDUSC00309049
- Location43.24°N 77.39°W
- Elevation275 ft (84 m)
- From the center2 miles
- Population5,787
On October 23, the normal high in Webster is 58°F and the normal low 40°F, and the chance of measurable rain or snow is 54%.
Normals describe a typical year at the station, not a forecast. The National Weather Service forecast for Webster.
- Jan 34° 17°
- Feb 36° 18°
- Mar 44° 25°
- Apr 56° 35°
- May 68° 47°
- Jun 77° 56°
- Jul 81° 61°
- Aug 80° 61°
- Sep 73° 53°
- Oct 61° 42°
- Nov 49° 32°
- Dec 39° 24°
Each month: normal high (large) and low, °F. Fill: the month's normal mean, colder blue to hotter red.
What is the weather like in Webster each month?
July is the warmest month, with normal highs of 81°F; January the coldest, with normal lows of 17°F. The most precipitation falls in June (4.11 in), the least in February (2.49 in).
Each month has its own page with the day-by-day normals, the month's records and its recent years:
| Month | High | Low | Mean | Precip. | Snow | Wet days | 90°F days | Freezing nights | Daylight |
|---|---|---|---|---|---|---|---|---|---|
| January | 34°F | 17°F | 25.5°F | 2.73 | 21.4 | 19 | <1 | 28 | 9 h 20 min |
| February | 36°F | 18°F | 26.6°F | 2.49 | 26.7 | 17 | <1 | 26 | 10 h 30 min |
| March | 44°F | 25°F | 34.5°F | 2.94 | 9.7 | 15 | <1 | 23 | 11 h 50 min |
| April | 56°F | 35°F | 45.4°F | 3.15 | 2.2 | 15 | <1 | 14 | 13 h 20 min |
| May | 68°F | 47°F | 57.5°F | 2.99 | 0.1 | 14 | 1 | 1 | 14 h 40 min |
| June | 77°F | 56°F | 66.7°F | 4.11 | 0.0 | 12 | 1 | <1 | 15 h 20 min |
| July | 81°F | 61°F | 71.1°F | 2.89 | 0.0 | 11 | 3 | <1 | 15 h 10 min |
| August | 80°F | 61°F | 70.2°F | 4.11 | 0.0 | 12 | 2 | <1 | 14 h |
| September | 73°F | 53°F | 63.3°F | 3.39 | 0.0 | 11 | 1 | <1 | 12 h 30 min |
| October | 61°F | 42°F | 51.8°F | 3.96 | 0.1 | 17 | <1 | 2 | 11 h 10 min |
| November | 49°F | 32°F | 40.8°F | 3.47 | 6.4 | 15 | <1 | 17 | 9 h 50 min |
| December | 39°F | 24°F | 31.2°F | 3.11 | 19.3 | 20 | <1 | 26 | 9 h |
| Year (annual) | 58°F | 39°F | 48.7°F | 39.34 | 85.9 | 177 | 8 | 138 |
The same normals in °C and millimetres
| Month | High | Low | Mean | Precip. | Snow |
|---|---|---|---|---|---|
| January | 1°C | −8°C | −3.6°C | 69 mm | 54 cm |
| February | 2°C | −8°C | −3.0°C | 63 mm | 68 cm |
| March | 7°C | −4°C | 1.4°C | 75 mm | 25 cm |
| April | 13°C | 2°C | 7.4°C | 80 mm | 6 cm |
| May | 20°C | 8°C | 14.2°C | 76 mm | 0 cm |
| June | 25°C | 13°C | 19.3°C | 104 mm | 0 cm |
| July | 27°C | 16°C | 21.7°C | 73 mm | 0 cm |
| August | 27°C | 16°C | 21.2°C | 104 mm | 0 cm |
| September | 23°C | 12°C | 17.4°C | 86 mm | 0 cm |
| October | 16°C | 6°C | 11.0°C | 101 mm | 0 cm |
| November | 10°C | 0°C | 4.9°C | 88 mm | 16 cm |
| December | 4°C | −5°C | −0.4°C | 79 mm | 49 cm |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00309049; annual normals. Wet days: 0.01 inch or more; 90°F days and freezing nights: NOAA's day counts. Daylight: sunrise to sunset on the 15th, computed from the latitude.
When is the best weather to visit Webster?
Normal highs sit between 65°F and 85°F in May, June, July, August and September. Of those, July has the fewest days with rain (11).
That is a measurement, not a recommendation: it counts the months whose normal afternoon high sits between 65°F and 85°F, where a light layer is enough by day.
Source: NOAA NCEI 1991-2020 monthly normals, station USC00309049.
When is the last frost in Webster?
In Webster, the last spring frost (32°F) comes after May 1 in half of years and after May 16 in one year in ten; the first autumn frost comes before October 20 in half of years and before October 4 in one year in ten.
Frost-free in half of yearsFrost in 1 to 9 years out of 10Frost most years
- Last spring frost, half of years after
- May 11 year in 10 after May 16; 9 in 10 after April 18
- First autumn frost, half of years before
- October 201 year in 10 before October 4; 9 in 10 before November 5
NOAA puts the median frost-free season at 171 days, and the season without a hard freeze (28°F) at 196 days.
A hard freeze (28°F) comes after April 19 in half of springs and before November 4 in half of autumns.
The USDA's 2023 Plant Hardiness Zone Map puts Webster in zone 6b in ZIP code 14580, the nearest ZIP area.
Frost dates for every NOAA station in New York · Frost dates by ZIP code
Source: NOAA NCEI 1991-2020 annual normals (frost probabilities), station USC00309049; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026. A 10% date means one year in ten has a frost after it in spring or before it in autumn.
How hot and how cold does it get in Webster?
In a normal year in Webster, 8 days a year reach 90°F, 138 nights fall to 32°F or colder and 177 days bring measurable precipitation.
- Days at 90°F or more
- 8a normal year
- Days at 100°F or more
- fewer than 1a normal year
- Nights at 32°F or colder
- 138a normal year
- Days that stay below freezing
- 36high of 32°F or less
- Days with 0.01 inch of precipitation
- 177a normal year
- Days with 1 inch of snow or more
- 25a normal year
Source: NOAA NCEI 1991-2020 annual normals, station USC00309049.
How sunny is Webster?
Over a year 69% of the sunlight that would reach the ground under clear skies gets through the clouds in the area around Webster, 3.6 kWh per square metre a day. August is the sunniest month (77%) and December the cloudiest (49%).
| Month | Share of clear-sky sunshine | Sunshine, kWh/m² a day |
|---|---|---|
| January | 52% | 1.3 |
| February | 55% | 2.0 |
| March | 64% | 3.4 |
| April | 66% | 4.5 |
| May | 71% | 5.4 |
| June | 74% | 5.9 |
| July | 77% | 5.9 |
| August | 77% | 5.2 |
| September | 76% | 4.1 |
| October | 63% | 2.5 |
| November | 59% | 1.6 |
| December | 49% | 1.0 |
Source: NASA POWER solar climatology, 2001-2020 (CERES SYN1deg). Satellite-based, for the 1-degree cell (about 100 km across) around the station, so it describes the area rather than the airport.
How much heating and cooling does Webster need?
A normal year in Webster brings 6,470 heating degree days, 20% more than the median U.S. place (5,373), and 563 cooling degree days, 38% fewer than the median (908). Seven months need 300 or more heating degree days, a monthly mean of about 55°F or colder. For gardens and crops, NOAA counts 2,652 growing degree days a year above 50°F.
| Month | Heating | Cooling |
|---|---|---|
| January | 1,224 | 0 |
| February | 1,076 | 0 |
| March | 946 | 0 |
| April | 590 | 2 |
| May | 258 | 24 |
| June | 50 | 100 |
| July | 8 | 195 |
| August | 12 | 171 |
| September | 117 | 66 |
| October | 415 | 4 |
| November | 726 | 0 |
| December | 1,049 | 0 |
| Year (annual) | 6,470 | 563 |
Source: NOAA NCEI 1991-2020 monthly normals, station USC00309049. A degree day is one degree of a day's mean temperature below 65°F (heating) or above it (cooling); utilities use them to estimate energy use.
Has Webster been warmer than normal lately?
2025 averaged 49.2°F, 0.5°F above the 1991-2020 normal of 48.7°F. 5 of the 5 complete years since 2021 ran warmer than the normal.
| Year | Mean | Against normal | Precip. | Snow |
|---|---|---|---|---|
| 2021 | 51.0°F | +2.3°F | 38.35 | 57.1 |
| 2022 | 49.5°F | +0.8°F | 33.96 | 82.7 |
| 2023 | 50.6°F | +1.9°F | 40.39 | 49.5 |
| 2024 | 51.9°F | +3.2°F | 41.08 | 52.4 |
| 2025 | 49.2°F | +0.5°F | 38.43 | 107.8 |
Source: observed years: ACIS, station USC00309049. A year counts only with all twelve months complete.
How does Webster's climate compare?
Webster is warmer than 87 of the other 130 places with their own NOAA record in New York, and wetter than 33. Across the 7,247 U.S. stations with normals, its annual mean of 48.7°F is warmer than 35%.
In the Köppen classification computed from these normals, Webster is Dfb: continental, no dry season, warm summer. What the classes mean.
Places with the most similar year elsewhere
Measured month by month on the normal high, low and precipitation, among places of 20,000 or more people in other states:
Source: NOAA NCEI 1991-2020 normals for every station PlainClimate covers. Similarity: the root-mean-square difference of the 36 monthly figures, precipitation weighted so an inch counts like 6°F.
Which places near Webster share this climate record?
3 places have no NOAA station with 1991-2020 normals of their own, and this station is the nearest full record. A place's own climate can differ from these figures, by several degrees where it sits much higher or lower than the station, nearer the coast, or inside a large city's heat; for the larger places the next nearest records are named with their yearly mean, so the spread around them is visible, and places of 50,000 or more have their own page with NOAA's gridded normals.
- Gananda, NY6,501 people · 8 mi S
- Ontario, NY2,176 people · 6 mi E
- Walworth, NY908 people · 9 mi SE
Source: Census Bureau 2024 Gazetteer (place centers) and Vintage 2024 population estimates. Distance and direction from the station to each place's center.
Questions about Webster's climate
What is the coldest month in Webster?
January, with a normal high of 34°F and a normal low of 17°F. The warmest is July (81°F by day, 61°F at night).
Does it snow in Webster?
Yes: 86 inches in a normal year, falling on 59 days with 0.1 inch or more, the most in February (26.7 inches).
What is the rainiest month in Webster?
June, with 4.11 in of precipitation in a normal year; the driest is February with 2.49 in.
What plant hardiness zone is Webster in?
The USDA's 2023 map puts Webster in zone 6b in ZIP code 14580, the nearest ZIP area.
How late can frost come in Webster?
In half of years the last 32°F night comes after May 1; in one year in ten it comes after May 16. Waiting until May 16 leaves about a one-in-ten chance of a later frost.
Nearby and next
- Webster in OctoberThis month day by day, its records and recent years
- New York climateThe statewide normals and every place in the state
- Sodus, NY16 miles from this station, 46.8°F a year
- Victor, NY17 miles from this station, 48.5°F a year
- Rochester, NY17 miles from this station, 49.5°F a year
- Canandaigua, NY28 miles from this station, 48.8°F a year
- Compare two placesMonth by month, side by side
Download these normals (CSV) · JSON · How these figures are made