BAY ST. LOUIS, MISSISSIPPI

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Elevation: 7 meters Latitude: 30 22N Longitude: 089 35W

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CURRENT CONDITIONS

Sunrise/Set

07:04 am

08:44 pm
Local Time
6:46 pm EDT
13 May, 2024

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MONTHLY - ALL WEATHER AVERAGES [ Show Summary ]

[ °F ] °C

TEMPERATURE

Average Temperature

Years on Record: 88

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		19.9		11		12.3		15.8		19.9		23.6		26.9		27.6		27.7		26		20.8		15.4		11.8

Average High Temperature

Years on Record: 88

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		24.8		15.9		17.4		20.8		24.6		28.3		31.5		32.2		32.2		30.7		26.4		20.8		16.8

Average Low Temperature

Years on Record: 88

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		15		6.1		7.2		10.9		15.3		18.9		22.3		23.1		23.1		21.3		15.3		10		6.8

Highest Recorded Temperature

Years on Record: 88

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		40		27.8		28.3		33.3		33.3		36.1		38.9		40		39.4		39.4		36.1		32.2		27.8

Lowest Recorded Temperature

Years on Record: 88

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-16.7		-12.2		-16.7		-6.7		---		2.8		11.7		16.7		15.6		7.2		0.6		-6.1		-11.1

Average Number of Days Above 100F/38C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		0.1		---		---		---		---		---		---		0.1		---		---		---		---		---

Average Number of Days Above 90F/32C

Years on Record: 88

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		60.4		---		---		---		0.1		1.9		12.4		17.1		18.3		9.7		0.8		---		---

Average Number of Days Above 80F/26C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		157.3		---		0.1		1.7		6		21.2		28.6		30.3		30		25.2		12.1		1.9		0.1

Average Number of Days Above 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		250.5		3.9		6.2		15.2		24.8		30.6		30		31		31		29.8		27		15.4		5.6

Average Number of Days Above 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		317.6		15.8		18.4		26.5		29.4		31		30		31		31		30		30.6		25.7		18.1

Average Number of Days Above 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		352.1		25.8		25.4		30.2		29.9		31		30		31		31		30		31		29.7		27.2

Average Number of Days Above 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		362.8		30		27.7		30.9		30		31		30		31		31		30		31		30		30.2

Average Number of Days Below 70F/21C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		301.8		31		28		30.8		29.2		27.8		18.5		11.4		12.1		22.8		29.7		29.7		30.7

Average Number of Days Below 60F/15C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		198.7		30		26.3		27.3		22.1		11.6		1.1		---		0.3		4.9		19.9		26.4		28.7

Average Number of Days Below 50F/10C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		133		25.5		21.6		18.9		10.5		2.1		---		---		---		0.7		10.1		18.8		24.7

Average Number of Days Below 40F/4C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		71.5		18.4		13.3		8		2.3		---		---		---		---		---		2.4		9.6		17.5

Average Number of Days Below 32F/0C

Years on Record: 88

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		15.2		5.6		3.5		0.8		---		---		---		---		---		---		---		1.1		4.1

Average Number of Days Below 20F/-6C

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1.6		0.6		0.2		---		---		---		---		---		---		---		---		---		0.7

PRECIPITATION

Average Precipitation

Years on Record: 88

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1534		124		124		140		139		121		115		169		159		145		76		89		132

Average Number of Days With Precipitation

Years on Record: 88

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		98		9		8		8		6		7		8		12		11		9		5		6		9

Most Precipitation Reported in a Day

Years on Record: 88

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm.		275.6		158.8		146.1		165.1		275.6		258.1		241.3		214.6		170.2		260.6		177		213.9		133.1

Avg. No. of Days w/Precip. Above 0.1in/2.5mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		74.2		6.8		5.6		5.4		4.3		4.9		8		9.3		8.6		6.4		4.1		5.3		5.5

Avg. No. of Days w/Precip. Above 0.2in/5mm

Years on Record: 88

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		73		6		6		6		5		5		6		9		8		6		4		5		7

Avg. # of Days w/Precip. Above 0.4in/10mm

Years on Record: 88

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		37		3		3		3		3		3		3		4		4		3		2		2		3

Avg. No. of Days w/Precip. Above 0.5in/13mm

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		38.3		3.5		3.1		3.2		2.3		2.6		3.7		4.7		4		3		2.2		3		3

Avg. No. of Days w/Precip. Above 1in/25mm

Years on Record: 88

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		20		2		2		2		2		2		1		2		2		2		1		1		2

PRECIPITATION - RAIN

Average Number of Days With Thunderstorms

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		27		---		1		2		2		3		5		6		4		2		1		---		1

Most Rain Reported in a Month

Years on Record: 88

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		2577		299		299		375		428		362		513		456		417		505		381		301		295

Least Rain Reported in a Month

Years on Record: 88

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		728		1		6		2		---		1		7		12		5		2		---		---		29

Least Recorded Rainfall

Years on Record: 57

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		720		10		---		---		10		---		10		30		---		10		---		---		20

PRECIPITATION - SNOW

Average Snowfall

Years on Record: 88

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm.		1.3		0.8		0.5		---		---		---		---		---		---		---		---		---		---

Most Snow Reported in a Month

Years on Record: 88

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm.		26.7		26.7		14		0.2		---		---		---		---		---		---		---		---		---

DEGREE DAYS

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		1999		495		362		245		94		10		---		---		---		4		79		250		459

Cooling Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		2093		4		7		23		70		221		384		462		454		316		115		27		9

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5945		105		132		269		429		676		834		927		919		762		503		257		133

SKY CONDITIONS

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		12.6		10.9		11.6		12.4		13.4		14.1		14.5		14.3		13.6		12.7		11.8		11		10.7

Average Number of Days With Fog

Years on Record: 17

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		8		2		1		2		---		---		---		---		---		---		1		1		1

SOLAR RADIATION

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.9		9.8		12.1		15.8		19.9		21.5		20.5		20		18.9		17.3		14.9		11.5		9.3

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.3		4.1		5		6.3		7.3		8.2		8.9		8.8		7.9		6.6		5.1		4.1		3.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.8		12.7		14.6		17.2		19.5		19.7		18.2		18.1		18		18.1		17.9		14.9		12.6

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		16.1		12.6		13.4		15.7		19.1		19.5		16.9		16.4		16.3		17.1		17.9		15.7		13

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		15.9		9.8		12.1		15.8		19.9		21.5		20.5		20		18.9		17.3		14.9		11.5		9.3

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		6.7		4.2		5.2		6.6		7.9		8.8		9.1		8.9		8.2		7		5.6		4.4		3.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		20.1		15.4		18.4		21.3		23.2		21.6		20.8		20.6		20.2		21		23		19		16.1

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		21.8		16.7		19.1		22.5		26.2		23.5		22.5		21.6		20.3		22		26.4		22.4		18.3

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13		8		9.8		13.6		14.8		16.2		18.5		17.2		15.9		14.3		11.9		7.5		8.1

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.7		3.8		4.6		5.5		6.3		7.7		8.3		8.2		7.5		6		3.9		3.4		3.3

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		13.3		9.8		11.3		14.5		14.3		15.1		16.6		15.7		15.2		14.7		13.6		8.7		10.5

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		10.6		8.4		8.8		11.7		10.6		10.9		13.7		12		11.4		11.6		11.4		6.7		9.8

NEARBY - MAP

NEARBY - LIST

Kiln, Mississippi (7 mi / 12 km)
Pearlington, Mississippi (11 mi / 18 km)
Nicholson, Mississippi (12 mi / 20 km)
Waveland, Mississippi (12 mi / 20 km)
Slidell, Louisiana (13 mi / 21 km)

GEOBA.SE

Bay St. Louis, Mississippi