Oromocto Weather Records (CA008103800)

Record envelope, standing records and threshold days for Oromocto (CA008103800), New Brunswick, Canada, with 38 years of record.

Key Facts for Oromocto

Oromocto (CA008103800) is a weather station in New Brunswick, Canada at 45.83 latitude and -66.47 longitude, 46 m (151 ft) above sea level.
The station reports from 1957 to 1994, 38 years of record.
1,464 records set at Oromocto still stand.
Records are tracked for no element yet: an element needs 30 years of data to be eligible.

About the Station

Location: New Brunswick, Canada, 45.83 latitude, -66.47 longitude.
Elevation: 46 m (151 ft).
Period of record: 1957 to 1994, 38 years.
Eligible elements: none yet.

Daily Record Envelope and 2026

0 days at or beyond a record

The band shows the record high and record low for each calendar day at Oromocto. 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 Oromocto, with 2026 drawn through them
Month	Highest record high	Lowest record low	2026 highest maximum	2026 lowest minimum
Jan	14.0 C (57.2 F)	-35.6 C (-32.1 F)	n/a	n/a
Feb	14.5 C (58.1 F)	-37.8 C (-36.0 F)	n/a	n/a
Mar	22.2 C (72.0 F)	-28.0 C (-18.4 F)	n/a	n/a
Apr	25.0 C (77.0 F)	-14.4 C (6.1 F)	n/a	n/a
May	35.0 C (95.0 F)	-5.6 C (21.9 F)	n/a	n/a
Jun	34.4 C (93.9 F)	-0.6 C (30.9 F)	n/a	n/a
Jul	34.4 C (93.9 F)	1.1 C (34.0 F)	n/a	n/a
Aug	37.2 C (99.0 F)	-0.6 C (30.9 F)	n/a	n/a
Sep	32.8 C (91.0 F)	-5.0 C (23.0 F)	n/a	n/a
Oct	27.2 C (81.0 F)	-11.7 C (10.9 F)	n/a	n/a
Nov	19.5 C (67.1 F)	-18.0 C (-0.4 F)	n/a	n/a
Dec	15.6 C (60.1 F)	-31.0 C (-23.8 F)	n/a	n/a

Which Years Hold Standing Records

1,464 standing records

1,464 records at Oromocto still stand. 1976 holds the most, with 82.

Standing records at Oromocto by the year they were set
Year set	Standing records
1957	27
1958	40
1959	64
1960	48
1961	48
1962	50
1963	55
1964	50
1965	41
1966	48
1967	61
1968	56
1969	53
1970	59
1971	60
1972	68
1973	57
1974	54
1975	64
1976	82
1977	61
1978	44
1979	69
1980	38
1981	55
1982	65
1983	47

Wettest Day of Each Month

Aug: 103.6 mm (4.1 in)

The wettest day on record for each calendar month at Oromocto. The most was 103.6 mm (4.1 in) on 1 August 1970.

Record daily precipitation for each month at Oromocto
Month	Record daily precipitation (mm)	Date
Jan	55.4 mm (2.2 in)	16 January 1958
Feb	80.3 mm (3.2 in)	3 February 1970
Mar	46.4 mm (1.8 in)	2 March 1983
Apr	43.2 mm (1.7 in)	1 April 1962
May	72.4 mm (2.9 in)	27 May 1961
Jun	81.5 mm (3.2 in)	13 June 1959
Jul	79.5 mm (3.1 in)	11 July 1970
Aug	103.6 mm (4.1 in)	1 August 1970
Sep	56.4 mm (2.2 in)	23 September 1964
Oct	65.5 mm (2.6 in)	9 October 1976
Nov	73.7 mm (2.9 in)	1 November 1960
Dec	67.3 mm (2.6 in)	4 December 1967

Period of Record Coverage

1957 to 1983

27 years of record at Oromocto, 1957 to 1983. 1 years have data for under 90 percent of days and are left out of rankings: 1957.

Days with data per year at Oromocto
Year	Days with data	Share of year	Complete
1957	184	50%	No
1958	363	99%	Yes
1959	363	99%	Yes
1960	363	99%	Yes
1961	357	98%	Yes
1962	351	96%	Yes
1963	364	100%	Yes
1964	365	100%	Yes
1965	360	99%	Yes
1966	362	99%	Yes
1967	365	100%	Yes
1968	366	100%	Yes
1969	365	100%	Yes
1970	363	99%	Yes
1971	365	100%	Yes
1972	366	100%	Yes
1973	365	100%	Yes
1974	365	100%	Yes
1975	365	100%	Yes
1976	365	100%	Yes
1977	365	100%	Yes
1978	365	100%	Yes
1979	365	100%	Yes
1980	365	100%	Yes
1981	365	100%	Yes
1982	364	100%	Yes
1983	365	100%	Yes

Latest Records

No records were set at this station in the latest data.

Climate Trend

25 complete years, 1958 to 1983

One stripe for each of 25 complete years at Oromocto, 1958 to 1983. Blue stripes are years cooler than the station's own mean of 5.4 C (41.7 F); red stripes are warmer. The coolest year was 1972, at 4.1 C (39.3 F), and the warmest was 1983, at 6.6 C (43.8 F). The strongest colour marks a difference of 1.4 C (2.5 F).

Annual mean temperature at Oromocto as warming stripes, 1958 to 1983
Year	Annual mean temperature	Difference from the station mean
1958	5.2 C	-0.22 C
1960	6.0 C	+0.65 C
1961	5.4 C	+0.05 C
1962	4.5 C	-0.91 C
1963	4.7 C	-0.69 C
1964	4.9 C	-0.49 C
1965	4.9 C	-0.45 C
1966	6.3 C	+0.96 C
1967	5.0 C	-0.35 C
1968	5.4 C	+0.01 C
1969	6.2 C	+0.78 C
1970	5.3 C	-0.09 C
1971	5.3 C	-0.04 C
1972	4.1 C	-1.31 C
1973	6.2 C	+0.86 C
1974	4.8 C	-0.54 C
1975	5.4 C	+0.03 C
1976	5.2 C	-0.16 C
1977	5.3 C	-0.05 C
1978	4.7 C	-0.68 C
1979	6.2 C	+0.81 C
1980	5.2 C	-0.19 C
1981	6.4 C	+1.00 C
1982	5.2 C	-0.14 C
1983	6.6 C	+1.18 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

1957 to 1983

Yearly extremes at Oromocto: the record and the median year
Measure	Record	Year of the record	Median year	Years with a value
Hottest day (TXx)	37.2 C (99.0 F)	1959	33.0 C (91.4 F)	27
Coldest night (TNn)	-37.8 C (-36.0 F)	1962	-29.4 C (-20.9 F)	27
Wettest day (Rx1day)	103.6 mm (4.1 in)	1970	55.4 mm (2.2 in)	27
Wettest five days (Rx5day)	125.2 mm (4.9 in)	1982	82.2 mm (3.2 in)	27
Longest dry spell (CDD)	24 days	1961	15 days	27

Hottest day (TXx)

The hottest day of the year at Oromocto, 1957 to 1983. The record is 37.2 C (99.0 F) in 1959, marked on the chart; the median year is 33.0 C (91.4 F).

Hottest day (TXx) at Oromocto by year
Year	Hottest day (TXx)
1957	31.1 C (88.0 F)
1958	30.6 C (87.1 F)
1959	37.2 C (99.0 F)
1960	33.9 C (93.0 F)
1961	31.1 C (88.0 F)
1962	32.8 C (91.0 F)
1963	34.4 C (93.9 F)
1964	31.7 C (89.1 F)
1965	33.9 C (93.0 F)
1966	31.1 C (88.0 F)
1967	33.3 C (91.9 F)
1968	33.3 C (91.9 F)
1969	34.4 C (93.9 F)
1970	33.3 C (91.9 F)
1971	31.7 C (89.1 F)
1972	32.2 C (90.0 F)
1973	31.7 C (89.1 F)
1974	32.2 C (90.0 F)
1975	37.2 C (99.0 F)
1976	34.4 C (93.9 F)
1977	35.0 C (95.0 F)
1978	34.0 C (93.2 F)
1979	33.0 C (91.4 F)
1980	33.0 C (91.4 F)
1981	32.5 C (90.5 F)
1982	33.0 C (91.4 F)
1983	33.5 C (92.3 F)

Coldest night (TNn)

The coldest night of the year at Oromocto, 1957 to 1983. The record is -37.8 C (-36.0 F) in 1962, marked on the chart; the median year is -29.4 C (-20.9 F).

Coldest night (TNn) at Oromocto by year
Year	Coldest night (TNn)
1957	-18.3 C (-0.9 F)
1958	-26.1 C (-15.0 F)
1959	-26.1 C (-15.0 F)
1960	-25.6 C (-14.1 F)
1961	-32.2 C (-26.0 F)
1962	-37.8 C (-36.0 F)
1963	-27.8 C (-18.0 F)
1964	-26.1 C (-15.0 F)
1965	-29.4 C (-20.9 F)
1966	-30.6 C (-23.1 F)
1967	-32.2 C (-26.0 F)
1968	-29.4 C (-20.9 F)
1969	-26.1 C (-15.0 F)
1970	-28.3 C (-18.9 F)
1971	-35.6 C (-32.1 F)
1972	-30.0 C (-22.0 F)
1973	-29.4 C (-20.9 F)
1974	-30.0 C (-22.0 F)
1975	-29.4 C (-20.9 F)
1976	-31.1 C (-24.0 F)
1977	-30.0 C (-22.0 F)
1978	-28.5 C (-19.3 F)
1979	-27.0 C (-16.6 F)
1980	-31.0 C (-23.8 F)
1981	-32.5 C (-26.5 F)
1982	-31.5 C (-24.7 F)
1983	-25.5 C (-13.9 F)

Wettest day (Rx1day)

The wettest day of the year at Oromocto, 1957 to 1983. The record is 103.6 mm (4.1 in) in 1970, marked on the chart; the median year is 55.4 mm (2.2 in).

Wettest day (Rx1day) at Oromocto by year
Year	Wettest day (Rx1day)
1957	39.9 mm (1.6 in)
1958	55.4 mm (2.2 in)
1959	81.5 mm (3.2 in)
1960	73.7 mm (2.9 in)
1961	72.4 mm (2.9 in)
1962	45.7 mm (1.8 in)
1963	59.2 mm (2.3 in)
1964	56.4 mm (2.2 in)
1965	41.1 mm (1.6 in)
1966	40.1 mm (1.6 in)
1967	67.3 mm (2.6 in)
1968	33.0 mm (1.3 in)
1969	41.9 mm (1.6 in)
1970	103.6 mm (4.1 in)
1971	64.5 mm (2.5 in)
1972	47.8 mm (1.9 in)
1973	53.8 mm (2.1 in)
1974	32.0 mm (1.3 in)
1975	71.6 mm (2.8 in)
1976	65.5 mm (2.6 in)
1977	37.9 mm (1.5 in)
1978	53.0 mm (2.1 in)
1979	58.2 mm (2.3 in)
1980	50.8 mm (2.0 in)
1981	50.4 mm (2.0 in)
1982	56.8 mm (2.2 in)
1983	63.0 mm (2.5 in)

Wettest five days (Rx5day)

The wettest five days of the year at Oromocto, 1957 to 1983. The record is 125.2 mm (4.9 in) in 1982, marked on the chart; the median year is 82.2 mm (3.2 in).

Wettest five days (Rx5day) at Oromocto by year
Year	Wettest five days (Rx5day)
1957	76.5 mm (3.0 in)
1958	103.7 mm (4.1 in)
1959	115.3 mm (4.5 in)
1960	87.7 mm (3.5 in)
1961	112.1 mm (4.4 in)
1962	75.0 mm (3.0 in)
1963	85.3 mm (3.4 in)
1964	68.9 mm (2.7 in)
1965	74.4 mm (2.9 in)
1966	56.2 mm (2.2 in)
1967	99.0 mm (3.9 in)
1968	64.6 mm (2.5 in)
1969	79.7 mm (3.1 in)
1970	116.6 mm (4.6 in)
1971	65.5 mm (2.6 in)
1972	73.4 mm (2.9 in)
1973	97.7 mm (3.8 in)
1974	52.3 mm (2.1 in)
1975	93.7 mm (3.7 in)
1976	77.5 mm (3.1 in)
1977	82.2 mm (3.2 in)
1978	85.0 mm (3.3 in)
1979	101.7 mm (4.0 in)
1980	82.0 mm (3.2 in)
1981	79.7 mm (3.1 in)
1982	125.2 mm (4.9 in)
1983	90.7 mm (3.6 in)

Longest dry spell (CDD)

The longest dry spell of the year at Oromocto, 1957 to 1983. The record is 24 days in 1961, marked on the chart; the median year is 15 days.

Longest dry spell (CDD) at Oromocto by year
Year	Longest dry spell (CDD)
1957	14 days
1958	12 days
1959	18 days
1960	20 days
1961	24 days
1962	18 days
1963	15 days
1964	15 days
1965	22 days
1966	13 days
1967	11 days
1968	22 days
1969	11 days
1970	15 days
1971	14 days
1972	13 days
1973	11 days
1974	14 days
1975	18 days
1976	11 days
1977	15 days
1978	17 days
1979	17 days
1980	23 days
1981	12 days
1982	17 days
1983	20 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

25 years with a frost

Across 25 years with a frost, the median last spring frost at Oromocto falls on 23 May and the median first autumn frost on 21 September, which leaves a median of 120 days between them.

Fitted over all years, the growing season changes by +1.8 days per decade at this station.

Frost dates and growing season at Oromocto
Measure	Median, all years	Earliest period	Recent period (1958 to 1983)	Recent against earliest	Fitted trend
Last spring frost	23 May	n/a	23 May	n/a	+0.8 days per decade
First autumn frost	21 September	n/a	21 September	n/a	+2.5 days per decade
Growing days	120 days	n/a	120 days	n/a	+1.8 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 Oromocto standing records by year: CSV or JSON. Field meanings are on the data page.
Data for Oromocto 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 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

Data as of 2025-12-31. Last revised 31 December 2025 (2025-12-31).