Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Walden experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 26°F in January while summers reach 73°F in July. The area gets 275 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 45.4 inches. The area receives 44.2 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 373 feet.
Temperature
26°F Jan (-3°C)73°F Jul (23°C)
Annual Average
49.9°F
8% below US avg
January Average
26°F (-3°C)
July Average
73°F (23°C)
Sunny Days
275 days/yr
Geography
Elevation
373 ft (114 m)
Area
2.0 sq mi (5.2 km²)
Population Density
3,418/sq mi
Coordinates
41.5600°N, 74.1882°W
Timezone
America/New_York
County
Orange County County
Nearest Airport
New York Stewart International (SWF) 6 miles away
Precipitation & Snow
Annual Rainfall45.4"
19% above US avg
Snowfall44.2"
Wettest Month (May)4.57"
Driest Month (Feb)2.76"
Air Quality
AQI Median
36.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Moderate
Risk Score
90.6 / 100
Social Vulnerability
26.2 / 100
Community Resilience
63.0 / 100
Hazard Breakdown
Tornado
Relatively Moderate
Hurricane
Relatively Moderate
Earthquake
Relatively Low
Wildfire
Very Low
Flood
Relatively High
Hail
Relatively Low
Strong Wind
Relatively High
Heat Wave
Relatively Moderate
Winter Weather
Relatively High
Lightning
Relatively High
Ice Storm
Relatively Moderate
Drought
Relatively Moderate
Cold Wave
Relatively High
Landslide
Relatively Moderate
Coastal Flood
Relatively Low
Avalanche
Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
33 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M4.8.
Apr 5, 2024
2024 Tewksbury, New Jersey Earthquake
M4.8
107 km
3 km
Jun 17, 1991
7 km NE of Worcester, New York
M4.0
126 km
5 km
Apr 5, 2024
7 km WSW of Gladstone, New Jersey
M3.7
107 km
4 km
Jun 16, 2000
5 km NE of Granville, Massachusetts
M3.3
128 km
10 km
Dec 13, 2009
15 km N of Medusa, New York
M3.2
113 km
10 km
Aug 26, 2003
4 km NNW of Milford, New Jersey
M3.1
131 km
3 km
Jan 9, 1992
4 km WNW of Robertsville, New Jersey
M3.1
134 km
8 km
May 18, 2009
15 km N of Medusa, New York
M3.1
113 km
9 km
Jul 24, 2007
12 km SSW of Altamont, New York
M3.1
116 km
15 km
Aug 3, 2025
0 km W of Little Ferry, New Jersey
M3.0
79 km
10 km
Oct 28, 1991
3 km WNW of Stamford, Connecticut
M3.0
75 km
10 km
Feb 3, 2009
1 km ESE of Victory Gardens, New Jersey
M3.0
82 km
0 km
Oct 21, 2009
15 km N of Medusa, New York
M2.9
113 km
7 km
Apr 27, 2024
7 km WSW of Gladstone, New Jersey
M2.9
107 km
5 km
May 24, 2024
6 km E of Califon, New Jersey
M2.9
106 km
7 km
Aug 5, 2025
1 km N of Hillsdale, New Jersey
M2.8
62 km
12 km
Aug 27, 2011
5 km WSW of Altamont, New York
M2.8
125 km
22 km
Mar 22, 2009
9 km SW of Altamont, New York
M2.8
120 km
16 km
Apr 12, 1991
2 km ENE of North Castle, New York
M2.7
64 km
9 km
Aug 25, 2011
5 km WSW of Altamont, New York
M2.7
125 km
18 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
2 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 2.
Year
Name
Category
Max Wind
Closest
1991
Bob
Category 2
109 mph
218 km
1985
Gloria
Category 1
86 mph
121 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
203 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF4. Total: 16 fatalities, 264 injuries.
Date
Rating
Distance
Path
Fatalities
May 29, 1995
EF4
95 km
11.5 mi
3
May 31, 1998
EF3
81 km
20.0 mi
0
Jul 14, 1988
EF3
38 km
7.2 mi
0
Jun 16, 1974
EF3
82 km
49.1 mi
0
May 28, 1973
EF3
91 km
0.4 mi
0
May 28, 1973
EF3
88 km
0.4 mi
0
Jul 29, 1971
EF3
95 km
0.1 mi
0
May 24, 1962
EF3
89 km
11.6 mi
1
Apr 22, 2023
EF2
67 km
10.0 mi
0
May 15, 2018
EF2
42 km
1.2 mi
0
Jul 23, 2010
EF2
99 km
25.7 mi
0
Jul 29, 2009
EF2
54 km
7.4 mi
0
Jul 12, 2006
EF2
61 km
10.1 mi
0
Jul 21, 2003
EF2
73 km
1.5 mi
0
Jun 23, 2001
EF2
93 km
0.5 mi
0
May 18, 2000
EF2
34 km
0.2 mi
0
May 31, 1998
EF2
88 km
2.0 mi
0
May 31, 1998
EF2
85 km
3.0 mi
0
May 29, 1995
EF2
79 km
15.0 mi
0
Jul 10, 1989
EF2
77 km
10.0 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Tsunami History
2 tsunamis recorded within 500 km.
Highest wave on record: 0.3 m (1 ft).
Year
Location
Cause
Max Wave
Deaths
Distance
1964
LONG ISLAND, NY
Meteorological
0.3 m
—
124 km
1895
HIGH BRIDGE, NJ
Earthquake
—
—
115 km
Source: NOAA/NCEI Historical Tsunami Database.
Wildfire History
12 wildfires (100+ acres) recorded within 100 km.
Largest: UNNAMED (23,000 acres, 1985).
Year
Name
Acres Burned
Distance
1985
UNNAMED
23,000
41 km
2016
16 MILE
7,896
90 km
2024
JENNINGS CREEK
5,069
44 km
2015
ROOSA GAP
2,747
21 km
2008
UNNAMED
2,224
20 km
2016
SAMS POINT FIRE-VERKEERDER FIRE
1,929
19 km
2006
CHERRYTOWN FIRE
943
36 km
1988
UNNAMED
833
36 km
2016
BEAR TOWN
649
96 km
2016
SHERWOOD
642
43 km
2024
WHITEHOUSE
607
44 km
1999
WORTHINGTO
514
100 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
26°F (-3°C)
3.3 in
Coldest
February
28°F (-2°C)
2.8 in
Driest
March
37°F (3°C)
3.6 in
April
48°F (9°C)
3.9 in
May
59°F (15°C)
4.6 in
Wettest
June
67°F (20°C)
4.2 in
July
73°F (23°C)
4.3 in
Warmest
August
70°F (21°C)
3.9 in
September
62°F (17°C)
4.1 in
October
51°F (11°C)
3.5 in
November
41°F (5°C)
3.9 in
December
31°F (-1°C)
3.5 in
Walden has a seasonal temperature swing of 47°F / from 26°F in January to 73°F in July. Total annual precipitation is 45.5 inches, with May being the wettest month (4.6") and February the driest (2.8").