Record envelope, standing records and threshold days for Acadia Np (USC00170100), Maine, United States, with 33 years of record.
Key Facts for Acadia Np
Acadia Np (USC00170100) is a weather station in Maine, United States at 44.37 latitude and -68.26 longitude, 143 m (470 ft) above sea level.
The station reports from 1982 to 2014, 33 years of record.
1,464 records set at Acadia Np still stand.
Records are tracked for tmax, tmin, prcp: an element needs 30 years of data to be eligible.
Acadia Np set a daily record high minimum temperature of 12.8 C (55.0 F) on 16 May 2014.
About the Station
Location: Maine, United States, 44.37 latitude, -68.26 longitude.
Elevation: 143 m (470 ft).
Period of record: 1982 to 2014, 33 years.
Eligible elements: tmax, tmin, prcp.
Daily Record Envelope and 2026
0 days at or beyond a record
Record highRecord low2026 daily maximum2026 daily minimum
The band shows the record high and record low for each calendar day at Acadia Np. The lines show the 2026 daily maximum and minimum. 0 days in 2026 matched or passed a record. Temperatures are in degrees Celsius.
Daily record high and record low at Acadia Np, with 2026 drawn through them
Month
Highest record high
Lowest record low
2026 highest maximum
2026 lowest minimum
Jan
13.9 C (57.0 F)
-29.4 C (-20.9 F)
n/a
n/a
Feb
16.1 C (61.0 F)
-27.8 C (-18.0 F)
n/a
n/a
Mar
27.8 C (82.0 F)
-23.9 C (-11.0 F)
n/a
n/a
Apr
29.4 C (84.9 F)
-13.3 C (8.1 F)
n/a
n/a
May
35.6 C (96.1 F)
-4.4 C (24.1 F)
n/a
n/a
Jun
35.0 C (95.0 F)
0.0 C (32.0 F)
n/a
n/a
Jul
35.6 C (96.1 F)
2.2 C (36.0 F)
n/a
n/a
Aug
35.0 C (95.0 F)
1.7 C (35.1 F)
n/a
n/a
Sep
35.0 C (95.0 F)
-0.6 C (30.9 F)
n/a
n/a
Oct
28.3 C (82.9 F)
-8.9 C (16.0 F)
n/a
n/a
Nov
21.7 C (71.1 F)
-16.1 C (3.0 F)
n/a
n/a
Dec
17.2 C (63.0 F)
-25.0 C (-13.0 F)
n/a
n/a
Which Years Hold Standing Records
1,464 standing records
Year with most
1,464 records at Acadia Np still stand. 1989 holds the most, with 73.
Standing records at Acadia Np by the year they were set
Year set
Standing records
1982
22
1983
49
1984
49
1985
58
1986
58
1987
47
1988
56
1989
73
1990
53
1991
48
1992
63
1993
54
1994
39
1995
41
1996
41
1997
33
1998
24
1999
52
2000
41
2001
29
2002
46
2003
55
2004
41
2005
44
2006
35
2007
49
2008
36
2009
48
2010
53
2011
37
2012
45
2013
26
2014
19
All-Time Record Progression
1 new records
1 all-time records were set at Acadia Np between 3 January 2014 and 3 January 2014. Each dot is a new record.
When Acadia Np set new all-time records
Date
Kind
Detail
2014-01-03
Record low maximum temperature
Record low maximum temperature -20.0 C (-4.0 F)
Wettest Day of Each Month
Nov: 142.0 mm (5.6 in)
The wettest day on record for each calendar month at Acadia Np. The most was 142.0 mm (5.6 in) on 2 November 1988.
Record daily precipitation for each month at Acadia Np
Month
Record daily precipitation (mm)
Date
Jan
132.6 mm (5.2 in)
5 January 1992
Feb
82.0 mm (3.2 in)
19 February 1998
Mar
101.3 mm (4.0 in)
10 March 2005
Apr
98.8 mm (3.9 in)
25 April 1983
May
90.9 mm (3.6 in)
26 May 2005
Jun
83.6 mm (3.3 in)
20 June 2009
Jul
80.0 mm (3.1 in)
14 July 1996
Aug
92.7 mm (3.6 in)
1 August 1985
Sep
134.9 mm (5.3 in)
7 September 2008
Oct
137.2 mm (5.4 in)
9 October 2005
Nov
142.0 mm (5.6 in)
2 November 1988
Dec
81.8 mm (3.2 in)
14 December 1983
Period of Record Coverage
1982 to 2014
Complete yearUnder 90 percent of days
33 years of record at Acadia Np, 1982 to 2014. 4 years have data for under 90 percent of days and are left out of rankings: 1982, 2000, 2004, 2014.
Cooler than the station meanWarmer than the station mean
One stripe for each of 29 complete years at Acadia Np, 1983 to 2012. Blue stripes are years cooler than the station's own mean of 7.9 C (46.2 F); red stripes are warmer. The coolest year was 1986, at 6.5 C (43.7 F), and the warmest was 2010, at 9.8 C (49.6 F). The strongest colour marks a difference of 1.9 C (3.4 F).
Annual mean temperature at Acadia Np as warming stripes, 1983 to 2012
Year
Annual mean temperature
Difference from the station mean
1983
7.9 C
+0.03 C
1984
7.7 C
-0.17 C
1985
6.6 C
-1.34 C
1986
6.5 C
-1.37 C
1987
6.6 C
-1.25 C
1988
7.0 C
-0.85 C
1989
6.8 C
-1.07 C
1990
8.4 C
+0.50 C
1991
8.3 C
+0.42 C
1992
6.7 C
-1.18 C
1993
7.1 C
-0.80 C
1994
7.5 C
-0.38 C
1995
7.7 C
-0.23 C
1996
7.2 C
-0.66 C
1997
7.2 C
-0.65 C
1998
8.8 C
+0.90 C
1999
9.0 C
+1.07 C
2001
8.5 C
+0.56 C
2002
8.3 C
+0.39 C
2003
7.8 C
-0.05 C
2004
7.3 C
-0.55 C
2005
8.0 C
+0.08 C
2006
9.3 C
+1.41 C
2007
7.9 C
+0.04 C
2008
8.5 C
+0.60 C
2009
8.0 C
+0.10 C
2010
9.8 C
+1.86 C
2011
8.9 C
+1.03 C
2012
9.6 C
+1.70 C
This station does not have enough complete years (30 are needed) to fit a temperature trend.
A year is complete when all 12 months have at least 20 days of both daily maximum and daily minimum readings. The annual mean is the mean of the monthly means. The trend describes this one station over this period; it does not say what caused the change.
Extremes by Year
1982 to 2014
Yearly extremes at Acadia Np: the record and the median year
Measure
Record
Year of the record
Median year
Years with a value
Hottest day (TXx)
35.6 C (96.1 F)
1992
33.3 C (91.9 F)
33
Coldest night (TNn)
-29.4 C (-20.9 F)
1994
-23.3 C (-9.9 F)
33
Wettest day (Rx1day)
142.0 mm (5.6 in)
1988
79.5 mm (3.1 in)
33
Wettest five days (Rx5day)
239.8 mm (9.4 in)
2005
121.9 mm (4.8 in)
33
Longest dry spell (CDD)
26 days
1991
16 days
33
Hottest day (TXx)
The hottest day of the year at Acadia Np, 1982 to 2014. The record is 35.6 C (96.1 F) in 1992, marked on the chart; the median year is 33.3 C (91.9 F).
Hottest day (TXx) at Acadia Np by year
Year
Hottest day (TXx)
1982
27.8 C (82.0 F)
1983
33.3 C (91.9 F)
1984
32.2 C (90.0 F)
1985
31.7 C (89.1 F)
1986
29.4 C (84.9 F)
1987
33.9 C (93.0 F)
1988
35.0 C (95.0 F)
1989
33.3 C (91.9 F)
1990
31.7 C (89.1 F)
1991
35.0 C (95.0 F)
1992
35.6 C (96.1 F)
1993
34.4 C (93.9 F)
1994
32.2 C (90.0 F)
1995
33.3 C (91.9 F)
1996
31.7 C (89.1 F)
1997
32.8 C (91.0 F)
1998
33.3 C (91.9 F)
1999
35.0 C (95.0 F)
2000
30.0 C (86.0 F)
2001
33.9 C (93.0 F)
2002
35.6 C (96.1 F)
2003
31.7 C (89.1 F)
2004
32.2 C (90.0 F)
2005
31.7 C (89.1 F)
2006
31.7 C (89.1 F)
2007
33.3 C (91.9 F)
2008
30.6 C (87.1 F)
2009
31.7 C (89.1 F)
2010
33.3 C (91.9 F)
2011
35.6 C (96.1 F)
2012
33.3 C (91.9 F)
2013
33.3 C (91.9 F)
2014
23.3 C (73.9 F)
Coldest night (TNn)
The coldest night of the year at Acadia Np, 1982 to 2014. The record is -29.4 C (-20.9 F) in 1994, marked on the chart; the median year is -23.3 C (-9.9 F).
Coldest night (TNn) at Acadia Np by year
Year
Coldest night (TNn)
1982
-22.2 C (-8.0 F)
1983
-23.9 C (-11.0 F)
1984
-25.0 C (-13.0 F)
1985
-23.9 C (-11.0 F)
1986
-25.0 C (-13.0 F)
1987
-25.6 C (-14.1 F)
1988
-27.8 C (-18.0 F)
1989
-23.9 C (-11.0 F)
1990
-20.6 C (-5.1 F)
1991
-21.7 C (-7.1 F)
1992
-23.3 C (-9.9 F)
1993
-27.8 C (-18.0 F)
1994
-29.4 C (-20.9 F)
1995
-26.1 C (-15.0 F)
1996
-23.3 C (-9.9 F)
1997
-23.9 C (-11.0 F)
1998
-23.3 C (-9.9 F)
1999
-23.9 C (-11.0 F)
2000
-22.8 C (-9.0 F)
2001
-20.0 C (-4.0 F)
2002
-18.9 C (-2.0 F)
2003
-25.6 C (-14.1 F)
2004
-26.7 C (-16.1 F)
2005
-25.0 C (-13.0 F)
2006
-18.3 C (-0.9 F)
2007
-22.2 C (-8.0 F)
2008
-18.3 C (-0.9 F)
2009
-23.3 C (-9.9 F)
2010
-17.8 C (0.0 F)
2011
-23.9 C (-11.0 F)
2012
-20.6 C (-5.1 F)
2013
-21.1 C (-6.0 F)
2014
-22.8 C (-9.0 F)
Wettest day (Rx1day)
The wettest day of the year at Acadia Np, 1982 to 2014. The record is 142.0 mm (5.6 in) in 1988, marked on the chart; the median year is 79.5 mm (3.1 in).
Wettest day (Rx1day) at Acadia Np by year
Year
Wettest day (Rx1day)
1982
43.2 mm (1.7 in)
1983
98.8 mm (3.9 in)
1984
78.2 mm (3.1 in)
1985
103.6 mm (4.1 in)
1986
101.6 mm (4.0 in)
1987
123.7 mm (4.9 in)
1988
142.0 mm (5.6 in)
1989
59.9 mm (2.4 in)
1990
77.5 mm (3.1 in)
1991
59.7 mm (2.4 in)
1992
132.6 mm (5.2 in)
1993
63.5 mm (2.5 in)
1994
102.9 mm (4.1 in)
1995
124.0 mm (4.9 in)
1996
80.0 mm (3.1 in)
1997
75.4 mm (3.0 in)
1998
124.5 mm (4.9 in)
1999
85.6 mm (3.4 in)
2000
64.3 mm (2.5 in)
2001
49.0 mm (1.9 in)
2002
72.4 mm (2.9 in)
2003
69.1 mm (2.7 in)
2004
46.0 mm (1.8 in)
2005
137.2 mm (5.4 in)
2006
61.7 mm (2.4 in)
2007
107.2 mm (4.2 in)
2008
134.9 mm (5.3 in)
2009
83.6 mm (3.3 in)
2010
79.5 mm (3.1 in)
2011
55.9 mm (2.2 in)
2012
92.2 mm (3.6 in)
2013
60.2 mm (2.4 in)
2014
44.2 mm (1.7 in)
Wettest five days (Rx5day)
The wettest five days of the year at Acadia Np, 1982 to 2014. The record is 239.8 mm (9.4 in) in 2005, marked on the chart; the median year is 121.9 mm (4.8 in).
Wettest five days (Rx5day) at Acadia Np by year
Year
Wettest five days (Rx5day)
1982
55.8 mm (2.2 in)
1983
159.8 mm (6.3 in)
1984
125.2 mm (4.9 in)
1985
121.9 mm (4.8 in)
1986
136.1 mm (5.4 in)
1987
148.1 mm (5.8 in)
1988
151.4 mm (6.0 in)
1989
83.6 mm (3.3 in)
1990
96.3 mm (3.8 in)
1991
114.0 mm (4.5 in)
1992
143.5 mm (5.6 in)
1993
106.6 mm (4.2 in)
1994
135.6 mm (5.3 in)
1995
135.2 mm (5.3 in)
1996
138.4 mm (5.4 in)
1997
121.9 mm (4.8 in)
1998
147.4 mm (5.8 in)
1999
104.4 mm (4.1 in)
2000
148.6 mm (5.9 in)
2001
51.4 mm (2.0 in)
2002
107.3 mm (4.2 in)
2003
96.4 mm (3.8 in)
2004
84.8 mm (3.3 in)
2005
239.8 mm (9.4 in)
2006
139.0 mm (5.5 in)
2007
168.0 mm (6.6 in)
2008
143.0 mm (5.6 in)
2009
126.3 mm (5.0 in)
2010
120.1 mm (4.7 in)
2011
78.2 mm (3.1 in)
2012
113.8 mm (4.5 in)
2013
104.9 mm (4.1 in)
2014
65.0 mm (2.6 in)
Longest dry spell (CDD)
The longest dry spell of the year at Acadia Np, 1982 to 2014. The record is 26 days in 1991, marked on the chart; the median year is 16 days.
Longest dry spell (CDD) at Acadia Np by year
Year
Longest dry spell (CDD)
1982
11 days
1983
20 days
1984
16 days
1985
14 days
1986
12 days
1987
19 days
1988
14 days
1989
12 days
1990
15 days
1991
26 days
1992
19 days
1993
10 days
1994
21 days
1995
24 days
1996
25 days
1997
21 days
1998
14 days
1999
17 days
2000
12 days
2001
15 days
2002
15 days
2003
14 days
2004
13 days
2005
17 days
2006
18 days
2007
14 days
2008
19 days
2009
21 days
2010
21 days
2011
13 days
2012
17 days
2013
18 days
2014
10 days
Each chart shows one value per year; the dot marks the record year. TXx is the hottest daily maximum, TNn the coldest daily minimum, Rx1day and Rx5day the largest one-day and five-day rain totals, and CDD the longest run of days with less than 1 mm of rain. A year with missing days can understate an extreme.
Frost Dates and Growing Season
29 years with a frost
Across 29 years with a frost, the median last spring frost at Acadia Np falls on 3 May and the median first autumn frost on 13 October, which leaves a median of 162 days between them.
Fitted over all years, the growing season changes by +15.3 days per decade at this station.
Frost dates and growing season at Acadia Np
Measure
Median, all years
Earliest period
Recent period (1983 to 2012)
Recent against earliest
Fitted trend
Last spring frost
3 May
n/a
3 May
n/a
-7.3 days per decade
First autumn frost
13 October
n/a
13 October
n/a
+8.0 days per decade
Growing days
162 days
n/a
162 days
n/a
+15.3 days per decade
A frost day is a day with a daily minimum at or below 0 C (32 F). The last spring frost and the first autumn frost are the last and first such days of the cold season, and growing days are the days between them. A negative trend for the last spring frost means it comes earlier.
Download the Data
Data for Acadia Np standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Acadia Np threshold days by year: CSV or JSON. Field meanings are on the data page.
Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Data as of 2026-10-14 (14 October 2026). Records are computed by this site and are not official.