Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Jamesville enjoys a temperate climate with an average annual temperature of 62°F (17°C). Winters average 44°F in January while summers reach 80°F in July. The area gets 301 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 54.6 inches (wetter than the 38-inch national average). The area receives 1.4 inches of snow annually. Air quality is rated Good with a median AQI of 40. The city sits at an elevation of 38 feet.
Temperature
44°F Jan (7°C)80°F Jul (27°C)
Annual Average
62.1°F
15% above US avg
January Average
44°F (7°C)
July Average
80°F (27°C)
Sunny Days
301 days/yr
Geography
Elevation
38 ft (12 m)
Area
1.4 sq mi (3.6 km²)
Population Density
255/sq mi
Coordinates
35.8122°N, 76.9002°W
Timezone
America/New_York
County
Washington County County
Nearest Airport
Northeastern Regional (EDE) 24 miles away
Precipitation & Snow
Annual Rainfall54.6"
44% above US avg
Snowfall1.4"
Wettest Month (Jul)5.75"
Driest Month (Nov)2.91"
Air Quality
AQI Median
40.0
Rating
Good
Natural Hazard Risk
Overall Risk
Relatively Low
Risk Score
59.6 / 100
Social Vulnerability
94.0 / 100
Community Resilience
48.9 / 100
Hazard Breakdown
Tornado
Relatively Low
Hurricane
Relatively High
Earthquake
Very Low
Wildfire
Very Low
Flood
Very Low
Hail
Very Low
Strong Wind
Relatively Low
Heat Wave
Relatively Low
Winter Weather
Relatively Moderate
Lightning
Relatively Low
Ice Storm
Very Low
Drought
Relatively Low
Cold Wave
Very Low
Landslide
Very Low
Coastal Flood
Relatively Low
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990.
Strongest on record: M3.6.
Aug 6, 1994
4 km SSW of Bayboro, North Carolina
M3.6
80 km
0 km
Feb 11, 2014
7 km NW of Hobucken, North Carolina
M2.9
62 km
4 km
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
23 hurricanes (Category 1+) recorded within 500 km since 1980.
Strongest on record: Category 4.
Year
Name
Category
Max Wind
Closest
2020
Isaias
Category 1
92 mph
258 km
2019
Dorian
Category 2
104 mph
135 km
2018
Florence
Category 2
104 mph
177 km
2016
Matthew
Category 1
81 mph
148 km
2014
Arthur
Category 2
98 mph
99 km
2011
Irene
Category 1
86 mph
64 km
2010
Earl
Category 2
98 mph
286 km
2005
Ophelia
Category 1
86 mph
156 km
2004
Alex
Category 2
98 mph
150 km
2004
Charley
Category 1
75 mph
278 km
2003
Isabel
Category 2
104 mph
9 km
1999
Irene
Category 2
109 mph
191 km
1999
Floyd
Category 2
104 mph
15 km
1999
Dennis
Category 2
98 mph
229 km
1998
Bonnie
Category 3
115 mph
79 km
1996
Fran
Category 3
115 mph
177 km
1996
Bertha
Category 2
104 mph
110 km
1994
Gordon
Category 1
81 mph
259 km
1993
Emily
Category 3
115 mph
177 km
1991
Bob
Category 3
115 mph
184 km
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
388 tornadoes (EF0+) recorded within 100 km since 1950.
Strongest on record: EF4. Total: 47 fatalities, 563 injuries.
Date
Rating
Distance
Path
Fatalities
Mar 28, 1984
EF4
96 km
28.0 mi
16
Sep 27, 2024
EF3
83 km
0.3 mi
0
Aug 8, 2024
EF3
98 km
6.5 mi
1
Jul 19, 2023
EF3
91 km
13.5 mi
0
Aug 3, 2020
EF3
8 km
10.0 mi
2
Apr 25, 2014
EF3
39 km
21.0 mi
0
Apr 16, 2011
EF3
31 km
17.9 mi
12
Apr 16, 2011
EF3
99 km
20.4 mi
0
Nov 15, 2008
EF3
92 km
8.2 mi
1
Mar 28, 1984
EF3
45 km
6.0 mi
6
Mar 28, 1984
EF3
65 km
14.0 mi
2
Mar 4, 1977
EF3
69 km
4.9 mi
0
May 15, 1972
EF3
62 km
8.5 mi
0
Jul 4, 1967
EF3
87 km
2.0 mi
0
Mar 17, 1965
EF3
95 km
41.3 mi
2
Nov 8, 1957
EF3
78 km
46.9 mi
0
Aug 7, 2024
EF2
82 km
9.5 mi
0
Aug 4, 2020
EF2
93 km
15.9 mi
0
Apr 25, 2014
EF2
50 km
1.1 mi
0
Apr 25, 2014
EF2
31 km
37.5 mi
1
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Wildfire History
20 wildfires (100+ acres) recorded within 100 km.
Largest: ALLAN ROAD (110,696 acres, 1985).
Year
Name
Acres Burned
Distance
1985
ALLAN ROAD
110,696
59 km
2008
EVANS ROAD
41,560
51 km
2011
PAINS BAY
40,218
98 km
2016
WHIPPING CREEK ROAD
12,512
92 km
2011
LATERAL WEST
6,188
92 km
2008
SOUTH 1
5,940
92 km
2023
LAST RESORT
4,974
49 km
2006
BELL ISLAND CENTRAL UNIT 2 1 2
3,307
65 km
1999
NORTH RIVER
3,055
100 km
2020
CRO BRIERY BRANCH C-5/6 RX
2,783
95 km
2009
SW MASHOES
2,499
97 km
2016
UNNAMED
2,462
94 km
2003
FIRST FIRE-CODE 1
2,319
99 km
2009
2-1-3 BELL ISLAND SOUTH
2,297
66 km
2008
MCPHERSON ROAD
2,087
94 km
2000
QUAD 2 1 2
2,068
97 km
2000
ROY WATSON 2
1,973
71 km
2022
FEREBEE ROAD
1,954
45 km
2002
BELL SLOP
1,818
62 km
2007
2-1-2 QUADRANGLE
1,518
98 km
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
Month
Avg Temperature
Precipitation
Summary
January
44°F (7°C)
4.1 in
Coldest
February
44°F (7°C)
3.7 in
March
51°F (11°C)
4.0 in
April
59°F (15°C)
3.3 in
May
67°F (20°C)
4.5 in
June
75°F (24°C)
4.6 in
July
80°F (27°C)
5.8 in
Warmest, Wettest
August
77°F (25°C)
5.5 in
September
72°F (22°C)
4.3 in
October
62°F (16°C)
3.2 in
November
53°F (12°C)
2.9 in
Driest
December
45°F (7°C)
3.3 in
Jamesville has a seasonal temperature swing of 36°F / from 44°F in January to 80°F in July. Total annual precipitation is 48.9 inches, with July being the wettest month (5.8") and November the driest (2.9").