Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Manlius has a cool climate with an average annual temperature of 45°F (7°C). Winters average 20°F in January while summers reach 68°F in July. The area gets 246 sunny days per year, above the national average. Annual precipitation totals 49.9 inches (wetter than the 38-inch national average). The area receives 151.3 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 36. The city sits at an elevation of 570 feet.
Temperature
20°F Jan (-7°C)68°F Jul (20°C)
Annual Average
45.1°F
16% below US avg
January Average
20°F (-7°C)
July Average
68°F (20°C)
Sunny Days
246 days/yr
Geography
Elevation
570 ft (174 m)
Area
1.8 sq mi (4.6 km²)
Population Density
2,559/sq mi
Coordinates
43.0014°N, 75.9822°W
Timezone
America/New_York
County
Oneida County County
Nearest Airport
Syracuse Hancock International (SYR) 10 miles away
Precipitation & Snow
Annual Rainfall49.9"
31% above US avg
Snowfall151.3"
Wettest Month (Sep)4.21"
Driest Month (Feb)2.40"
Air Quality
AQI Median
36.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Moderate
Risk Score
86.3 / 100
Social Vulnerability
56.2 / 100
Community Resilience
91.3 / 100
Hazard Breakdown
Tornado
Relatively Moderate
Hurricane
Relatively Low
Earthquake
Relatively Low
Wildfire
Very Low
Flood
Relatively Moderate
Hail
Relatively Low
Strong Wind
Relatively High
Heat Wave
Relatively Low
Winter Weather
Very High
Lightning
Relatively High
Ice Storm
Relatively High
Drought
No Rating
Cold Wave
Relatively Moderate
Landslide
Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
9 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M4.0.
Jun 17, 1991
7 km NE of Worcester, New York
M4.0
114 km
5 km
Apr 23, 2023
New York
M3.6
96 km
9 km
Jun 29, 2024
14 km W of Ellisburg, New York
M3.3
85 km
5 km
Feb 3, 2001
6 km W of Bath, New York
M3.2
137 km
0 km
Jul 31, 1997
0 km WSW of Lyons Falls, New York
M3.2
85 km
5 km
Feb 27, 2008
2 km SW of Central Bridge, New York
M2.7
136 km
6 km
Aug 11, 2007
4 km N of Kingston, Canada
M2.6
147 km
4 km
Apr 14, 2023
1 km W of Adams Center, New York
M2.6
96 km
6 km
Apr 11, 2007
6 km NNE of Sodus Point, New York
M2.6
88 km
7 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
1 hurricane (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 1.
Year
Name
Category
Max Wind
Closest
1985
Gloria
Category 1
86 mph
288 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
140 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF3. Total: 10 fatalities, 39 injuries.
Date
Rating
Distance
Path
Fatalities
Aug 7, 2023
EF3
64 km
16.0 mi
0
May 31, 1998
EF3
89 km
5.0 mi
0
May 2, 1983
EF3
36 km
3.0 mi
0
May 2, 1983
EF3
73 km
3.0 mi
0
May 2, 1983
EF3
55 km
20.0 mi
1
Jun 2, 1969
EF3
58 km
17.5 mi
0
Jul 16, 2024
EF2
46 km
5.3 mi
0
Jul 8, 2014
EF2
28 km
2.5 mi
4
Aug 21, 2011
EF2
66 km
7.9 mi
0
Apr 28, 2011
EF2
53 km
7.4 mi
0
May 16, 2009
EF2
31 km
5.7 mi
0
May 31, 1998
EF2
53 km
1.0 mi
0
Aug 28, 1990
EF2
92 km
2.5 mi
0
Jul 23, 1990
EF2
36 km
17.0 mi
0
Oct 14, 1989
EF2
58 km
2.0 mi
2
Sep 18, 1977
EF2
30 km
2.0 mi
0
Jun 16, 1976
EF2
86 km
0.1 mi
0
Jul 16, 2024
EF1
88 km
0.7 mi
0
Jul 16, 2024
EF1
20 km
1.4 mi
1
Jul 16, 2024
EF1
48 km
6.5 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
1 wildfire (100+ acres) recorded within 100 km.
Largest: DRY MARSH (1,018 acres, 2010).
Year
Name
Acres Burned
Distance
2010
DRY MARSH
1,018
63 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
20°F (-7°C)
2.8 in
Coldest
February
24°F (-5°C)
2.4 in
Driest
March
33°F (1°C)
2.9 in
April
45°F (7°C)
3.4 in
May
57°F (14°C)
3.5 in
June
65°F (18°C)
3.9 in
July
68°F (20°C)
3.6 in
Warmest
August
68°F (20°C)
3.7 in
September
60°F (16°C)
4.2 in
Wettest
October
50°F (10°C)
3.5 in
November
40°F (4°C)
3.9 in
December
28°F (-2°C)
3.5 in
Manlius has a seasonal temperature swing of 49°F / from 20°F in January to 68°F in July. Total annual precipitation is 41.2 inches, with September being the wettest month (4.2") and February the driest (2.4").
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