Weather & Climate in Welsh, LA

Temperature, precipitation, air quality, natural hazards, and monthly weather data.

Welsh enjoys a temperate climate with an average annual temperature of 68°F (20°C). Winters average 51°F in January while summers reach 82°F in July. The area gets 313 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 63.5 inches (wetter than the 38-inch national average). Air quality is rated Good with a median AQI of 42. The city sits at an elevation of 21 feet.

Temperature

51°F Jan (11°C) 82°F Jul (28°C)

Annual Average	67.8°F
	26% above US avg
January Average	51°F (11°C)
July Average	82°F (28°C)
Sunny Days	313 days/yr

Geography

Elevation	21 ft (6 m)
Area	2.5 sq mi (6.4 km²)
Population Density	526/sq mi
Coordinates	30.2356°N, 92.8124°W
Timezone	America/Chicago
County	Jefferson Davis Parish County
Nearest Airport	Chennault International (CWF) 20 miles away

Precipitation & Snow

Annual Rainfall 63.5"

67% above US avg

Snowfall 0.1"

Wettest Month (May) 5.75"

Driest Month (Apr) 3.90"

Air Quality

AQI Median	42.0
Rating	Good

Natural Hazard Risk

Overall Risk	Relatively Low
Risk Score	74.3 / 100
Social Vulnerability	61.5 / 100
Community Resilience	39.4 / 100

Hazard Breakdown

Tornado	Relatively Moderate
Hurricane	Relatively Moderate
Earthquake	Very Low
Wildfire	Relatively Low
Flood	Relatively Low
Hail	Relatively Low
Strong Wind	Relatively Low
Heat Wave	Relatively Low
Winter Weather	Very Low
Lightning	Relatively High
Ice Storm	Relatively Moderate
Drought	Relatively High
Cold Wave	Relatively Low
Landslide	Very Low
Coastal Flood	Relatively Low

Source: FEMA National Risk Index v1.20 (Dec 2025)

Hurricane History

21 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 4.

Year	Name	Category	Max Wind	Closest
2024	Francine	Category 2	104 mph	179 km
2021	Ida	Category 4	150 mph	197 km
2020	Laura	Category 4	150 mph	64 km
2020	Zeta	Category 3	115 mph	243 km
2020	Delta	Category 2	104 mph	17 km
2019	Barry	Category 1	75 mph	92 km
2012	Isaac	Category 1	81 mph	242 km
2008	Ike	Category 2	109 mph	210 km
2008	Gustav	Category 2	109 mph	88 km
2007	Humberto	Category 1	92 mph	76 km
2005	Rita	Category 3	127 mph	102 km
2005	Cindy	Category 1	75 mph	286 km
2002	Lili	Category 3	121 mph	56 km
1992	Andrew	Category 4	144 mph	108 km
1989	Jerry	Category 1	86 mph	241 km
1989	Chantal	Category 1	81 mph	164 km
1986	Bonnie	Category 1	86 mph	148 km
1985	Elena	Category 2	—	293 km
1985	Juan	Category 1	86 mph	95 km
1985	Danny	Category 1	92 mph	28 km

Source: NOAA IBTrACS (Category 1+, 1980–2026).

Tornado History

672 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF4. Total: 44 fatalities, 676 injuries.

Date	Rating	Distance	Path	Fatalities
Nov 7, 1957	EF4	90 km	12.9 mi	1
Dec 3, 1953	EF4	96 km	85.5 mi	9
Apr 10, 2021	EF3	95 km	8.7 mi	1
May 17, 2020	EF3	58 km	3.9 mi	1
Dec 16, 2019	EF3	81 km	62.6 mi	1
Nov 21, 1992	EF3	21 km	6.0 mi	0
May 20, 1984	EF3	71 km	3.0 mi	0
May 20, 1983	EF3	93 km	5.0 mi	0
Feb 9, 1983	EF3	51 km	3.0 mi	0
Feb 9, 1983	EF3	63 km	21.0 mi	0
Jan 31, 1983	EF3	57 km	6.0 mi	1
Jan 31, 1983	EF3	99 km	5.0 mi	1
Apr 21, 1977	EF3	83 km	3.8 mi	1
Oct 29, 1974	EF3	72 km	7.3 mi	0
Oct 29, 1974	EF3	20 km	31.3 mi	2
Apr 17, 1973	EF3	83 km	0.5 mi	0
Apr 17, 1973	EF3	34 km	0.5 mi	0
Feb 12, 1971	EF3	37 km	3.6 mi	0
Dec 25, 1969	EF3	58 km	1.5 mi	1
May 1, 1967	EF3	50 km	5.2 mi	0

Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).

Wildfire History

20 wildfires (100+ acres) recorded within 100 km. Largest: TIGER ISLAND (30,959 acres, 2023).

Year	Name	Acres Burned	Distance
2023	TIGER ISLAND	30,959	84 km
2023	LASBR-BIL-FY23-RX-PRESCRIBED FIRE	18,392	71 km
2005	LACASSINE POOL	16,640	31 km
2002	BAYOU COMPLEX	15,744	86 km
1993	PF UNIT 5	15,059	94 km
2007	UNIT 5	13,959	91 km
2000	UNNAMED	12,496	59 km
1990	U 2 PF 90 1	12,490	84 km
2005	UNIT 4 05 01	11,749	85 km
2003	UNNAMED	11,431	98 km
2011	SABINE WEST - 2011 (UNIT 3)	10,195	81 km
2014	PINTAIL	9,498	74 km
1987	U 1 PF 87 09	8,953	73 km
1998	UNIT 1 RX	8,913	75 km
2006	UNNAMED	8,563	56 km
1996	UNIT 7	8,298	97 km
2011	SABINE WEST 2011 UNIT 5	8,184	98 km
2022	NORTHLINE	8,096	76 km
2000	RX 3	7,409	80 km
2013	LEONARD	7,235	79 km

Source: NIFC/IRWIN Wildfire Records (100+ acres).

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	51°F (11°C)	5.7 in	Coldest
February	54°F (12°C)	4.0 in
March	61°F (16°C)	4.4 in
April	67°F (20°C)	3.9 in	Driest
May	75°F (24°C)	5.8 in	Wettest
June	80°F (27°C)	5.4 in
July	82°F (28°C)	5.6 in	Warmest
August	82°F (28°C)	5.0 in
September	78°F (26°C)	5.8 in
October	69°F (21°C)	4.4 in
November	60°F (15°C)	4.8 in
December	53°F (12°C)	5.5 in

Welsh has a seasonal temperature swing of 31°F / from 51°F in January to 82°F in July. Total annual precipitation is 60.2 inches, with May being the wettest month (5.8") and April the driest (3.9").

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