Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Waldoboro experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 21°F in January while summers reach 68°F in July. The area gets 234 sunny days per year, above the national average. Annual precipitation totals 56.2 inches (wetter than the 38-inch national average). The area receives 68.7 inches of snow annually, making winter weather a significant factor for residents. Air quality is rated Good with a median AQI of 34. The city sits at an elevation of 17 feet.
Temperature
21°F Jan (-6°C)68°F Jul (20°C)
Annual Average
45.5°F
16% below US avg
January Average
21°F (-6°C)
July Average
68°F (20°C)
Sunny Days
234 days/yr
Geography
Elevation
17 ft (5 m)
Area
4.9 sq mi (12.6 km²)
Population Density
275/sq mi
Coordinates
44.0933°N, 69.3784°W
Timezone
America/New_York
County
Knox County County
Nearest Airport
Knox County Regional (RKD) 14 miles away
Precipitation & Snow
Annual Rainfall56.2"
48% above US avg
Snowfall68.7"
Wettest Month (Nov)4.88"
Driest Month (Jul)3.11"
Air Quality
AQI Median
34.0
Rating
Good
Natural Hazard Risk
Overall Risk
Very Low
Risk Score
28.6 / 100
Social Vulnerability
16.3 / 100
Community Resilience
99.0 / 100
Hazard Breakdown
Tornado
Very Low
Hurricane
Relatively Moderate
Earthquake
Very Low
Wildfire
Very Low
Flood
Very Low
Hail
Very Low
Strong Wind
Relatively Low
Heat Wave
Very Low
Winter Weather
Relatively High
Lightning
Relatively Low
Ice Storm
Relatively High
Drought
Relatively Low
Cold Wave
Relatively Low
Landslide
Relatively Low
Coastal Flood
Relatively Moderate
Avalanche
Very Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
34 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M4.7.
Oct 16, 2012
5 km W of Hollis Center, Maine
M4.7
116 km
16 km
Jan 27, 2025
9 km SE of York Harbor, Maine
M3.8
149 km
11 km
Feb 26, 1999
0 km NW of China, Maine
M3.8
44 km
3 km
Jan 17, 2000
4 km NNE of Dixfield, Maine
M3.6
100 km
16 km
Jan 3, 2000
4 km W of Leeds, Maine
M3.5
68 km
10 km
Oct 25, 2001
4 km S of Howland, Maine
M3.3
135 km
9 km
Jan 14, 2023
7 km ESE of Dedham, Maine
M3.3
90 km
10 km
Sep 7, 2000
7 km WSW of Liberty, Maine
M3.2
29 km
5 km
Sep 5, 1994
13 km NNE of Monhegan, Maine
M3.1
28 km
5 km
Mar 30, 2010
7 km WSW of Dedham, Maine
M3.0
81 km
4 km
Dec 25, 1999
4 km NE of Saint Albans, Maine
M3.0
94 km
5 km
Nov 20, 1994
4 km WNW of Norway, Maine
M3.0
99 km
5 km
Feb 4, 2022
0 km SSW of Gorham, New Hampshire
M2.9
147 km
8 km
Jan 8, 1998
52 km ENE of Rockport, Massachusetts
M2.9
148 km
25 km
Jun 7, 2010
29 km SE of York Beach, Maine
M2.9
141 km
10 km
Jul 28, 2024
6 km W of Gardiner, Maine
M2.8
42 km
8 km
Feb 12, 1995
1 km NNE of Turner, Maine
M2.8
72 km
5 km
Mar 9, 2008
25 km SE of York Beach, Maine
M2.8
143 km
0 km
Feb 17, 1995
7 km WSW of Greene, Maine
M2.7
69 km
8 km
Mar 9, 2020
50 km ESE of Old Orchard Beach, Maine
M2.7
97 km
12 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 1.
Year
Name
Category
Max Wind
Closest
2008
Kyle
Category 1
81 mph
257 km
1991
Bob
Category 2
98 mph
189 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
43 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF2. Total: 5 injuries.
Date
Rating
Distance
Path
Fatalities
Aug 9, 2000
EF2
85 km
3.0 mi
0
Jul 8, 1996
EF2
52 km
1.5 mi
0
Nov 7, 1971
EF2
79 km
4.1 mi
0
Jul 31, 1971
EF2
70 km
0.5 mi
0
Jul 31, 1971
EF2
83 km
1.9 mi
0
Jul 31, 1971
EF2
59 km
2.0 mi
0
Sep 4, 1961
EF2
83 km
0.5 mi
0
Jul 15, 2014
EF1
91 km
2.8 mi
0
Jun 5, 2010
EF1
88 km
4.2 mi
0
Aug 21, 2009
EF1
98 km
16.4 mi
0
Nov 24, 2005
EF1
47 km
3.8 mi
0
May 31, 2002
EF1
98 km
2.1 mi
0
Oct 1, 1998
EF1
87 km
0.5 mi
0
Jun 21, 1997
EF1
66 km
0.2 mi
0
Jun 18, 1989
EF1
89 km
1.3 mi
0
Jul 14, 1988
EF1
72 km
0.2 mi
0
Jun 6, 1981
EF1
98 km
0.1 mi
0
Aug 14, 1977
EF1
61 km
0.3 mi
0
Jun 22, 1974
EF1
95 km
0.1 mi
0
Jun 12, 1973
EF1
94 km
1.0 mi
0
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Tsunami History
1 tsunami recorded within 500 km.
Highest wave on record: 3.6 m (12 ft).
Year
Location
Cause
Max Wave
Deaths
Distance
2008
MAINE
Avalanche
3.6 m
—
42 km
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
21°F (-6°C)
3.5 in
Coldest
February
23°F (-5°C)
3.2 in
March
32°F (0°C)
4.0 in
April
43°F (6°C)
4.1 in
May
54°F (12°C)
3.9 in
June
62°F (17°C)
3.5 in
July
68°F (20°C)
3.1 in
Warmest, Driest
August
67°F (19°C)
3.3 in
September
59°F (15°C)
3.5 in
October
48°F (9°C)
4.1 in
November
39°F (4°C)
4.9 in
Wettest
December
27°F (-3°C)
4.4 in
Waldoboro has a seasonal temperature swing of 47°F / from 21°F in January to 68°F in July. Total annual precipitation is 45.7 inches, with November being the wettest month (4.9") and July the driest (3.1").