Records by Month
St. John's UaDK
Compare With World Records

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OVERALL	Observation	Date Recorded
Average Maximum Temperature	10.0 ºC
Average Minimum Temperature	1.7 ºC
Maximum High Temperature	32.3 ºC	16 Sep 2003
Minimum High Temperature	-14.3 ºC	31 Jan 2002
Maximum Low Temperature	20.1 ºC	24 Jul 2004
Minimum Low Temperature	-19.1 ºC	31 Jan 2002
Minimum Humidity	15%	11 Apr 2003
Maximum Dewpoint	24 ºC	19 Jul 2003
Minimum Dewpoint	-24 ºC	08 Mar 2002 09 Mar 2002
Maximum Station Pressure	102.40 kPa	29 Nov 2004
Minimum Station Pressure	93.28 kPa	11 Feb 2003
Maximum Wind Gust	92 km/h SW	03 Mar 2003
Greatest Daily Rainfall	155.2 mm	19 Sep 2001
Greatest Daily Freezing Rainfall	48.7 mm	24 Jan 2005
Greatest Daily Snowfall	57.9 cm	25 Feb 2006
Greatest Daily Precipitation	155.2 mm	19 Sep 2001
Latest Spring Snowfall	0.1 cm	30 May 2000
Earliest Autumn Snowfall	0.9 cm	23 Oct 2000
Warmest Month (Avg. Daytime Highs)	23.3 ºC	August 2001
Coldest Month (Avg. Daytime Highs)	-2.5 ºC	February 2007
Wettest Month	287.8 mm	September 2001
Raniest Month	287.8 mm	September 2001
Most Freezing Rain in 1 Month	61.0 mm	January 2005
Snowiest Month	205.4 cm	February 2001
Driest Month	27.3 mm	June 2004

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JANUARY	Observation	Date Recorded
Average Maximum Temperature	-0.1 ºC
Average Minimum Temperature	-6.9 ºC
Maximum High Temperature	15.0 ºC	15 Jan 2006
Minimum High Temperature	-14.3 ºC	31 Jan 2002
Maximum Low Temperature	8.3 ºC	27 Jan 2000
Minimum Low Temperature	-19.1 ºC	31 Jan 2002
Minimum Humidity	41%	01 Jan 2000
Maximum Dewpoint	14 ºC	15 Jan 2006
Minimum Dewpoint	-20 ºC	28 Jan 2002
Maximum Station Pressure	102.29 kPa	16 Jan 2005
Minimum Station Pressure	94.38 kPa	27 Jan 2007
Maximum Wind Gust	82 km/h NE 82 km/h NE	07 Jan 2007 27 Jan 2007
Greatest Rainfall	28.0 mm	28 Jan 2005
Greatest Freezing Rainfall	48.7 mm	24 Jan 2005
Greatest Snowfall	41.6 cm	16 Jan 2001
Most Precipitation	84.5 mm	24 Jan 2005

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FEBRUARY	Observation	Date Recorded
Average Maximum Temperature	-0.7 ºC
Average Minimum Temperature	-8.2 ºC
Maximum High Temperature	10.7 ºC	15 Feb 2000
Minimum High Temperature	-11.8 ºC	15 Feb 2002
Maximum Low Temperature	5.3 ºC	02 Feb 2003
Minimum Low Temperature	-18.2 ºC	01 Feb 2002
Mimimum Humidity	30%	18 Feb 2003
Minimum Dewpoint	11 ºC	15 Feb 2000
Minimum Dewpoint	-23 ºC	23 Feb 2001 14 Feb 2003 15 Feb 2003
Maximum Station Pressure	101.93 kPa	02 Feb 2005
Minimum Station Pressure	93.28 kPa	11 Feb 2003
Maximum Wind Gust	77 km/h NE	04 Feb 2007
Greatest Rainfall	23.6 mm	05 Feb 2005
Greatest Freezing Rainfall	21.0 mm	13 Feb 2005
Greatest Snowfall	57.9 cm	25 Feb 2006
Most Precipitation	57.9 mm	25 Feb 2006

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MARCH	Observation	Date Recorded
Average Maximum Temperature	1.6 ºC
Average Minimum Temperature	-5.5 ºC
Maximum High Temperature	14.3 ºC	04 March 2000
Minimum High Temperature	-10.9 ºC	16 March 2003
Maximum Low Temperature	7.4 ºC	31 March 2003
Minimum Low Temperature	-16.7 ºC	07 March 2003
Minimum Humidity	25%	26 March 2003
Maximum Dewpoint	10 ºC	04 March 2000 18 March 2000 28 March 2002 29 March 2002
Minimum Dewpoint	-24 ºC	08 March 2002 09 March 2002
Maximum Station Pressure	101.82 kPa	17 March 2007
Minimum Station Pressure	95.80 kPa	16 March 2005
Maximum Wind Gust	92 km/h SW	03 March 2003
Greatest Rainfall	31.2 mm	31 March 2005
Greatest Freezing Rainfall	28.8 mm	14 March 2001
Greatest Snowfall	26.0 cm	04 March 2005
Most Precipitation	41.3 mm	30 March 2005

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APRIL	Observation	Date Recorded
Average Maximum Temperature	6.0 ºC
Average Minimum Temperature	-1.8 ºC
Maximum High Temperature	16.8 ºC	17 April 2005
Minimum High Temperature	-3.1 ºC	04 April 2003
Maximum Low Temperature	8.9 ºC	15 April 2004
Minimum Low Temperature	-10.1 ºC	05 April 2003
Mimimum Humidity	15%	11 April 2003
Maximum Dewpoint	14 ºC	04 April 2000 15 April 2004 17 April 2004
Minimum Dewpoint	-20 ºC	04 April 2003
Maximum Station Pressure	101.98 kPa	19 April 2003
Minimum Station Pressure	96.73 kPa	25 April 2004
Maximum Wind Gust	66 km/h NE 66 km/h N	08 April 2007 24 April 2007
Greatest Rainfall	52.2 mm	12 April 2005
Greatest Freezing Rainfall	26.3 mm	03 April 2001
Greatest Snowfall	21.4 cm	03 April 2005
Most Precipitation	52.2 mm	12 April 2005

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MAY	Observation	Date Recorded
Average Maximum Temperature	10.8 ºC
Average Minimum Temperature	1.8 ºC
Maximum High Temperature	24.0 ºC	10 May 2001
Minimum High Temperature	1.4 ºC	14 May 2007
Maximum Low Temperature	11.7 ºC	20 May 2007
Minimum Low Temperature	-5.1 ºC	06 May 2001
Minimum Humidity	21%	07 May 2003
Maximum Dewpoint	17 ºC	20 May 2007
Minimum Dewpoint	-13 ºC	05 May 2003
Maximum Station Pressure	101.65 kPa	01 May 2006
Minimum Station Pressure	97.01 kPa	30 May 2004
Maximum Wind Gust	58 km/h SW	27 May 2006
Greatest Rainfall	62.8 mm	20 May 2005
Greatest Freezing Rainfall	0.8 mm	08 May 2007
Greatest Snowfall	11.1 cm	01 May 2001
Most Precipitation	62.8 mm	20 May 2005

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JUNE	Observation	Date Recorded
Average Maximum Temperature	16.6 ºC
Average Minimum Temperature	6.7 ºC
Maximum High Temperature	26.8 ºC	27 June 2003
Minimum High Temperature	5.1 ºC	16 June 2003
Maximum Low Temperature	16.1 ºC	24 June 2006
Minimum Low Temperature	-0.3 ºC	13 June 2000 03 June 2007
Minimum Humidity	26%	21 June 2002
Maximum Dewpoint	22 ºC	30 June 2002
Minimum Dewpoint	-8 ºC	06 June 2003
Maximum Station Pressure	101.25 kPa	27 June 2005
Minimum Station Pressure	97.54 kPa	10 June 2004
Maximum Wind Gust	61 km/h NW	02 June 2003
Greatest Rainfall	27.2 mm	20 June 2003
Greatest Freezing Rainfall	0.0 mm	01 June 2000+
Greatest Snowfall	0.0 cm	01 June 2000+
Most Precipitation	27.2 mm	20 June 2003

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JULY	Observation	Date Recorded
Average Maximum Temperature	21.8 ºC
Average Minimum Temperature	11.9 ºC
Maximum High Temperature	30.2 ºC	07 July 2002
Minimum High Temperature	9.8 ºC	05 July 2004
Maximum Low Temperature	20.1 ºC	24 July 2004
Minimum Low Temperature	2.8 ºC	01 July 2003
Minimum Humidity	23%	30 July 2002
Maximum Dewpoint	24 ºC	19 July 2003
Minimum Dewpoint	-2 ºC	30 July 2002
Maximum Station Pressure	101.00 kPa	11 July 2003
Minimum Station Pressure	97.51 kPa	28 July 2006
Maximum Wind Gust	61 km/h N	21 July 2007 22 July 2007
Greatest Rainfall	78.6 mm	20 July 2002
Greatest Freezing Rainfall	0.0 mm	01 July 2000+
Greatest Snowfall	0.0 cm	01 July 2000+
Most Precipitation	78.6 mm	20 July 2002

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AUGUST	Observation	Date Recorded
Average Maximum Temperature	21.7 ºC
Average Minimum Temperature	12.7 ºC
Maximum High Temperature	30.6 ºC	16 Aug 2002
Minimum High Temperature	10.9 ºC	04 Aug 2003
Maximum Low Temperature	19.0 ºC	24 Aug 2003
Minimum Low Temperature	2.8 ºC	06 Aug 2003
Minimum Humidity	29%	17 Aug 2001
Maximum Dewpoint	23 ºC	16 Aug 2000 17 Aug 2000 20 Aug 2000 11 Aug 2003
Minimum Dewpoint	-2 ºC	25 Aug 2001
Maximum Station Pressure	101.08 kPa	13 Aug 2004 30 Aug 2004
Minimum Station Pressure	96.89 kPa	09 Aug 2007
Maximum Wind Gust	61 km/h N	22 Aug 2007
Greatest Rainfall	101.7 mm	01 Aug 2007
Greatest Freezing Rainfall	0.0 mm	01 Aug 2000+
Greatest Snowfall	0.0 cm	01 Aug 2000+
Most Precipitation	101.7 mm	01 Aug 2007

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SEPTEMBER	Observation	Date Recorded
Average Maximum Temperature	18.2 ºC
Average Minimum Temperature	9.2 ºC
Maximum High Temperature	32.3 ºC	16 Sept 2003
Minimum High Temperature	9.2 ºC	29 Sept 2001
Maximum Low Temperature	16.5 ºC	15 Sept 2003
Minimum Low Temperature	1.8 ºC	30 Sept 2000
Minimum Humidity	24%	11 Sept 2001
Maximum Dewpoint	22 ºC	05 Sept 2003 02 Sept 2005 03 Sept 2005
Minimum Dewpoint	-4 ºC	30 Sept 2002
Maximum Station Pressure	101.66 kPa	28 Sept 2003
Minimum Station Pressure	95.99 kPa	13 Sept 2006
Maximum Wind Gust	58 km/h NE	19 Sept 2001
Greatest Rainfall	155.2 mm	19 Sept 2001
Greatest Freezing Rainfall	0.0 mm	01 Sept 2000+
Greatest Snowfall	0.0 cm	01 Sept 2000+
Most Precipitation	155.2 mm	19 Sept 2001

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OCTOBER	Observation	Date Recorded
Average Maximum Temperature	12.3 ºC
Average Minimum Temperature	5.2 ºC
Maximum High Temperature	23.7 ºC	02 Oct 2003
Minimum High Temperature	1.7 ºC	30 Oct 2004
Maximum Low Temperature	16.4 ºC	01 Oct 2003
Minimum Low Temperature	-3.5 ºC	26 Oct 2002 27 Oct 2002
Minimum Humidity	34%	01 Oct 2001
Maximum Dewpoint	19 ºC	08 Oct 2000
Minimum Dewpoint	-12 ºC	31 Oct 2001
Maximum Station Pressure	101.45 kPa	26 Oct 2003
Minimum Station Pressure	95.66 kPa	25 Oct 2006
Maximum Wind Gust	64 km/h N	30 Oct 2006
Greatest Rainfall	61.6 mm	29 Oct 2000
Greatest Freezing Rainfall	0.1 mm	11 Oct 2002
Greatest Snowfall	19.4 cm	29 Oct 2004
Most Precipitation	61.6 mm	29 Oct 2000

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NOVEMBER	Observation	Date Recorded
Average Maximum Temperature	7.4 ºC
Average Minimum Temperature	0.6 ºC
Maximum High Temperature	20.3 ºC	04 Nov 2001
Minimum High Temperature	-2.6 ºC	29 Nov 2001
Maximum Low Temperature	10.6 ºC	06 Nov 2001
Minimum Low Temperature	-9.5 ºC	26 Nov 2000
Minimum Humidity	33%	26 Nov 2001
Maximum Dewpoint	17 ºC	19 Nov 2006
Minimum Dewpoint	-15 ºC	26 Nov 2000
Maximum Station Pressure	102.40 kPa	29 Nov 2004
Minimum Station Pressure	96.36 kPa	04 Nov 2004
Maximum Wind Gust	68 km/h E	20 Nov 2006
Greatest Rainfall	59.4 mm	21 Nov 2007
Greatest Freezing Rainfall	8.6 mm	18 Nov 2002
Greatest Snowfall	15.7 cm	28 Nov 2002
Most Precipitation	59.4 mm	21 Nov 2007

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DECEMBER	Observation	Date Recorded
Average Maximum Temperature	2.9 ºC
Average Minimum Temperature	-3.6 ºC
Maximum High Temperature	13.5 ºC	26 Dec 2003
Minimum High Temperature	-7.1 ºC	09 Dec 2006
Maximum Low Temperature	4.2 ºC	26 Dec 2001
Minimum Low Temperature	-13.2 ºC	12 Dec 2002
Minimum Humidity	37%	06 Dec 2004
Maximum Dewpoint	13 ºC	20 Dec 2004
Minimum Dewpoint	-21 ºC	09 Dec 2002 06 Dec 2004
Maximum Station Pressure	102.14 kPa	23 Dec 2004
Minimum Station Pressure	95.00 kPa	05 Dec 2006
Maximum Wind Gust	77 km/h SW 77 km/h NE	28 Dec 2004 08 Dec 2006
Greatest Rainfall	55.1 mm	15 Dec 2002
Greatest Freezing Rainfall	7.2 mm	02 Dec 2006
Greatest Snowfall	31.3 cm	08 Dec 2000
Most Precipitation	55.1 mm	15 Dec 2002

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