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Climate in Mannsville · NOAA 1991–2020 normals

Mannsville gets about 116 inches of snow a winter, more than all but 154 U.S. towns

Midsummer highs settle at about 79°. Precipitation peaks in October and eases off in February. Summers stay cool: July afternoons here are cooler than in 94% of U.S. towns. Comfortable outdoor weather lasts from May to September, with highs of 67–79°.

More snow than all but 154 U.S. towns#77Snowiest  of 855 in NY
Cooler July afternoons than 94% of U.S. towns#82Coolest summers  of 876 in NY
All NY rankings →

A year in Mannsville at a glance

Each month’s typical high and low, and what it brings.

Jan29°11° 34" snow
Feb31°13° 30" snow
Mar40°21° 14" snow
Apr54°33°
May67°45° Last frost ~May 10
Jun75°54°
Jul79°59° 2 days 90°+
Aug78°58° 1 day 90°+
Sep71°50°
Oct58°40° First frost ~Oct 14Wettest
Nov now46°30° 9" snow
Dec34°20° 27" snow

What stands out about Mannsville’s climate

Compared with towns across the U.S., with Mannsville’s place in New York beside it.

A normal year

What a year in Mannsville feels like

Typical highs and lows by season and by month, from NOAA’s 30-year normals.

Winter
31° / 15°
33 days with 1"+ of snow
Spring
53° / 33°
Last frost around May 10
Summer
78° / 57°
3 days reach 90°
Fall
58° / 40°
First frost around Oct 14
Best months to be outsideMayJunJulAugSepHighs of 62–84° and lows of 40° or more
Frost, heat & the growing season

About 156 frost-free days a year

In half of years the last 32° night comes by May 10 and the first by October 14. Frost and day counts come from NOAA’s station at Pulaski, NY, 11 miles from the town’s center, 200 ft lower.

Short record. NOAA estimated Pulaski, NY’s counts from 4 years of data and its neighbors’, not a full 30-year record.
158
nights at or below 32° in a normal year
143rd most of 876 in New York
More freezing nights than 90% of U.S. towns
15
nights at or below 0°
128th most of 876 in New York
More nights at or below 0° than 91% of U.S. towns
3
days that reach 90°
118th fewest of 876 in New York
Fewer 90° days than 95% of U.S. towns
0
days that reach 100°
None in a normal year
5aUSDA zone
Plant hardiness zone 5a

The 2023 USDA map puts Mannsville’s center in zone 5a: the coldest night of a typical winter, averaged over 1991–2020, reaches about −16°. Plant labels use the zone; frost dates tell you when to plant.

Freezing nights by month

Average nights at or below 32°

30
JFMAMJJASOND

90° days by month

Average days at 90° or more

1.5
JFMAMJJASOND
Rain & snow

About 116 inches of snow a winter

Snow, measured at Watertown, NY, falls mostly in January. Precipitation (rain plus melted snow) adds up to 45 inches a year; October is the wettest month and February the driest. Rain or snow falls on about 168 days a year.

45"
Rain + melted snow a year
275th wettest of 876 in New York
Wetter than 61% of U.S. towns
116"
Snow in a normal winter
77th snowiest of 855 in New York
More snow than all but 154 U.S. towns
92 days
With 1"+ of snow on the ground
77th most of 654 in New York
More days with snow on the ground than 95% of U.S. towns

Rain + melted snow by month

Inches of water

4.8"
JFMAMJJASOND

Snowfall by month

Inches of snow

34"
JFMAMJJASOND
Heating & cooling

Heating and cooling a home in Mannsville

96% of the work is heating, so the furnace matters far more than the air conditioner. Months averaging under 55° run from October through April.

7,698 heating degree daysMore heating than 94% of U.S. towns
305 cooling degree daysLess cooling than 95% of U.S. towns

Degree days add up how far each day’s average falls below (heating) or rises above (cooling) 65° over a year. NOAA normals at Pulaski, NY.

Living here

Living with Mannsville’s climate

What the numbers mean for a garden, a free afternoon and a bad-weather day.

The garden window

156 frost-free days in zone 5a. The last frost comes by May 10 in half of years, so many gardeners wait a week or two past that to set out tomatoes. The first fall frost comes by Oct 14.

Get outside

Months with highs of 62–84° and lows of 40° or more: May, June, July, August and September.

Parks & trails →
Storms and extremes

Of the yearly building losses FEMA expects in Mannsville from natural hazards, river flooding is the largest share (79%); heat waves, cold waves, winter storms and ice storms together are 9%. Normals are averages; the hazards page covers the extremes.

Natural hazards →
Next door & far away

Mannsville and similar climates

TownRatings has no climate map of the towns around Mannsville yet.

Climates most like Mannsville’s, farther away

TownRatings’ own comparison of NOAA 1991–2020 normals, not a NOAA product: places of 5,000+ at least 150 miles away, one per state, closest on January low, July high, precipitation and snow.

TownJan. lowJuly highPrecip.Snow
Mannsville, NY11°79°45"116"
Waterbury, VT7°79°43"126"
Corry, PA16°80°47"114"
Farmington, ME8°79°46"94"
Chardon, OH18°81°45"114"

Temperatures and precipitation come from NOAA’s 5 km grid; snow and day counts from the stations named on this page.

Then and now

Warmer than it used to be

The last 30 years in Mannsville averaged 1.6° warmer than the 1900s. The biggest change is in December (+3.8°).

+1.6°1991–2020 vs. 1901–2000

A bigger shift than in 67% of U.S. towns.

Winter+2.9°now 23°, was 20°
Spring+1.1°now 43°, was 42°
Summer+1.2°now 67°, was 66°
Fall+1.3°now 49°, was 48°

Change by month

JanFebMarAprMayJunJulAugSepOctNovDec

The two periods overlap (1991–2000 is in both), which makes the gap a little smaller than it would be between separate periods.

Compared with other towns

How Mannsville compares

Against 12,954 U.S. towns of 2,500 or more (one per 5 km climate cell), with Mannsville’s place among New York’s.

Summer heat79° July high
Cooler July afternoons than 94% of U.S. towns82nd coolest of 876 in New York
Winter cold11° January low
Colder January nights than 92% of U.S. towns78th coldest of 876 in New York
Precipitation45" a year
Wetter than 61% of U.S. towns275th wettest of 876 in New York
Snow116" a winter
More snow than all but 154 U.S. towns77th snowiest of 855 in New York
Hot days3 days at 90°+
Fewer 90° days than 95% of U.S. towns118th fewest of 876 in New York
Freezing nights158 a year
More freezing nights than 90% of U.S. towns143rd most of 876 in New York
Growing season156 frost-free days
A shorter frost-free season than 88% of U.S. towns206th shortest of 876 in New York
Month by month

Mannsville weather by month

Highs, lows and precipitation from NOAA’s grid at Mannsville’s center; snow, wet days and snow on the ground from Watertown, NY. 1991–2020 normals.

MonthHighLowRain + meltSnowWet daysSnow on ground30-yr range
January29°11°3.7"34.0"18266° – 29°
February31°13°2.8"29.6"15257° – 30°
March40°21°3.0"13.6"131622° – 43°
April54°33°3.6"2.7"14237° – 49°
May67°45°3.7"0.0"14050° – 61°
June75°54°3.9"0.0"13061° – 70°
July79°59°3.6"0.0"11064° – 74°
August78°58°3.8"0.0"11065° – 72°
September71°50°4.1"0.0"12057° – 65°
October58°40°4.8"0.5"16043° – 55°
November46°30°4.2"9.1"15532° – 44°
December34°20°4.1"26.9"171818° – 39°
Year55°36°45.3"116.4"16892
Year to year

How much a month can swing

A normal is an average. January swings the most: from 1991 to 2020 its average ranged from 6° to 29°. August is the most reliable, staying within 8°.

Coldest to warmest month in 30 yearsNormal
Sources

Where Mannsville’s numbers come from

Normals are 30-year averages, not a forecast. How TownRatings reads climate data →

  • Temperatures and precipitation: NOAA’s gridded 1991–2020 normals for the 5 km cell at Mannsville’s center.
  • Snow: Watertown, NY.
  • Frost, freezing nights, 90° and 100° days, heating and cooling: Pulaski, NY, 11 miles from the town’s center, 200 ft lower; the nearest station that passes our checks for distance, height and agreement with the grid.
  • Growing zone: USDA Plant Hardiness Zone Map, 2023. USDA Agricultural Research Service and PRISM Group, Oregon State University, prism.oregonstate.edu/phzm, accessed 8 Oct 2026.
  • Then and now: NOAA’s gridded normals for 1901–2000 at the same cell.
  • Storms and extremes: FEMA National Risk Index (expected annual losses to buildings).

Common questions about Mannsville’s climate

What is the weather like in Mannsville?

A typical July afternoon reaches 79°, a January night drops to 11°, and about 116 inches of snow falls in a normal winter. Colder January nights than 92% of U.S. towns; cooler July afternoons than 94% of U.S. towns.

How cold does it get in Mannsville in winter?

January nights average 11°. About 158 nights a year reach 32° or below and 15 reach 0° or below. In the coldest January of the last 30 years the month averaged 6°.

How much snow does Mannsville get?

About 116 inches in a normal winter at Watertown, NY, most of it in January, with snow on the ground about 92 days a year.

How hot does it get in Mannsville?

July, with a typical high of 79° and a low of 59°. About 3 days a year reach 90° (Pulaski, NY).

When is the first and last frost in Mannsville?

In half of years the last spring frost (32°) comes by May 10 and the first fall frost by October 14, about 156 frost-free days, at Pulaski, NY.

What growing zone is Mannsville in?

Zone 5a on the 2023 USDA Plant Hardiness Zone Map: the coldest night of a typical winter reaches about −16°.

What is the best time of year to visit Mannsville?

By one simple rule (highs of 62–84° and lows of 40° or more), May, June, July, August and September. The rule is ours, not NOAA’s; the month table has the numbers to judge by.

Is Mannsville getting warmer?

Yes: 1991–2020 averaged 1.6° warmer than 1901–2000 on NOAA’s grid. A bigger shift than 67% of U.S. towns.

Neighbors talk weather

Gardens, snow, and the best days of the year in Mannsville.

Town Square →
Ask your neighbors

Source: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000; USDA/PRISM 2023 hardiness zones; FEMA National Risk Index. Today’s forecast: National Weather Service.