Baton Rouge weather in December
In December, Baton Rouge sees average daytime highs of 64°F and overnight lows near 45°F, with 4.5 in of precipitation across 9.4 wet days and about 10.1 hours of daylight. It is the 11th-warmest and 8th-wettest month of the year here.
Highs ease over the month, from about 66°F in the first days to 61°F by the end. The sky is clear or mostly clear about 34% of the time in December, and the air most often feels dry.
Daylight stretches from about 10 h 12 min at the start of December to 10 h 06 min by month's end. Set against the rest of the year, December is Baton Rouge's 9th-clearest and 5th-windiest month. For the whole year in context, see Baton Rouge's year-round climate.
- Daytime high
- 64°
- 11th warmest
- Overnight low
- 45°
- 2nd coldest
- Precipitation
- 4.5 in
- 9.4 wet days
- Daylight
- 10 hours
- 7:00 AM – 5:02 PM
- Cloud cover
- 58%
- 9th clearest
- Wind
- 7 mph
- 5th windiest
- Solar energy
- 2.63 kWh/m²
- Travel score
- 5.8
- out of 10
Baton Rouge is capital city of the U.S. state of Louisiana and seat of East Baton Rouge Parish.
- Density
- 997/km²
- people per km²
- Founded
- 1719
Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.
Temperature in December
Highs ease over the month, from about 66°F in the first days to 61°F by the end.
A typical December day in Baton Rouge reaches about 64°F in the afternoon and slips back to 45°F overnight — a 19°F spread between the day's warmth and the night's chill. On most days the high lands between 51°F and 76°F. Set against its neighbours, December runs about 7°F cooler than November and about 2°F warmer than January.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high (°F) | 67 | 66 | 66 | 66 | 65 | 65 | 65 | 65 | 65 | 64 | 64 | 64 | 64 | 64 | 64 | 63 | 63 | 63 | 63 | 63 | 62 | 62 | 62 | 62 | 62 | 62 | 62 | 62 | 61 | 61 | 61 |
| Avg low (°F) | 46 | 46 | 46 | 46 | 46 | 46 | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 45 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 44 |
| Avg high (°F) | Avg low (°F) | |
|---|---|---|
| 1 | 67 | 46 |
| 2 | 66 | 46 |
| 3 | 66 | 46 |
| 4 | 66 | 46 |
| 5 | 65 | 46 |
| 6 | 65 | 46 |
| 7 | 65 | 45 |
| 8 | 65 | 45 |
| 9 | 65 | 45 |
| 10 | 64 | 45 |
| 11 | 64 | 45 |
| 12 | 64 | 45 |
| 13 | 64 | 45 |
| 14 | 64 | 45 |
| 15 | 64 | 44 |
| 16 | 63 | 44 |
| 17 | 63 | 44 |
| 18 | 63 | 44 |
| 19 | 63 | 44 |
| 20 | 63 | 44 |
| 21 | 62 | 44 |
| 22 | 62 | 44 |
| 23 | 62 | 44 |
| 24 | 62 | 44 |
| 25 | 62 | 44 |
| 26 | 62 | 44 |
| 27 | 62 | 44 |
| 28 | 62 | 44 |
| 29 | 61 | 44 |
| 30 | 61 | 44 |
| 31 | 61 | 44 |
How December really feels in Baton Rouge
Once humidity and wind are folded in, December averages 0 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.
December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.
Baton Rouge weather by month
How December compares with the rest of the year at a glance. December is the 11th-warmest and 8th-wettest month here — the current month is highlighted below.
| Month | High / Low (°F) | Rainfall (inches) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 61° / 43° | 4.9 | 9.4 | 10.3 | 5.2 |
| Feb | 65° / 46° | 4.5 | 8.9 | 10.9 | 6.0 |
| Mar | 72° / 52° | 4.6 | 9.8 | 11.8 | 6.8 |
| Apr | 78° / 58° | 4.5 | 8.8 | 12.7 | 7.0 |
| May | 85° / 66° | 4.1 | 9.5 | 13.5 | 5.5 |
| Jun | 89° / 72° | 4.7 | 13.7 | 13.9 | 3.7 |
| Jul | 91° / 74° | 5.2 | 17.1 | 13.8 | 3.1 |
| Aug | 91° / 74° | 5.2 | 15.7 | 13.1 | 3.2 |
| Sep | 88° / 70° | 3.9 | 10.7 | 12.2 | 4.5 |
| Oct | 80° / 59° | 3.4 | 7.6 | 11.3 | 7.1 |
| Nov | 70° / 50° | 3.5 | 7.7 | 10.5 | 7.1 |
| Dec | 64° / 45° | 4.5 | 9.4 | 10.1 | 5.8 |
Cloud cover in December
The sky is clear or mostly clear about 34% of the time in December.
Beyond those clear spells, partly cloudy skies cover about 13% of December, with mostly cloudy or overcast conditions the remaining 53%. Skies tend to cloud over as the month goes on.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Clearer (%) | 54 | 53 | 52 | 51 | 51 | 50 | 49 | 49 | 49 | 48 | 48 | 48 | 48 | 48 | 48 | 47 | 48 | 48 | 48 | 48 | 47 | 46 | 46 | 45 | 44 | 43 | 44 | 43 | 42 | 42 | 41 |
| Cloudier (%) | 46 | 47 | 48 | 49 | 49 | 50 | 51 | 51 | 51 | 52 | 52 | 52 | 52 | 52 | 52 | 53 | 52 | 52 | 52 | 52 | 53 | 54 | 54 | 55 | 56 | 57 | 56 | 57 | 58 | 58 | 59 |
| Clearer (%) | Cloudier (%) | |
|---|---|---|
| 1 | 54 | 46 |
| 2 | 53 | 47 |
| 3 | 52 | 48 |
| 4 | 51 | 49 |
| 5 | 51 | 49 |
| 6 | 50 | 50 |
| 7 | 49 | 51 |
| 8 | 49 | 51 |
| 9 | 49 | 51 |
| 10 | 48 | 52 |
| 11 | 48 | 52 |
| 12 | 48 | 52 |
| 13 | 48 | 52 |
| 14 | 48 | 52 |
| 15 | 48 | 52 |
| 16 | 47 | 53 |
| 17 | 48 | 52 |
| 18 | 48 | 52 |
| 19 | 48 | 52 |
| 20 | 48 | 52 |
| 21 | 47 | 53 |
| 22 | 46 | 54 |
| 23 | 46 | 54 |
| 24 | 45 | 55 |
| 25 | 44 | 56 |
| 26 | 43 | 57 |
| 27 | 44 | 56 |
| 28 | 43 | 57 |
| 29 | 42 | 58 |
| 30 | 42 | 58 |
| 31 | 41 | 59 |
Chance of precipitation in December
Baton Rouge gets around 4.5 in of rain and snow over 9.4 wet days in December. The line is the day-by-day chance of measurable precipitation.
Day to day, the chance of measurable precipitation averages around 30% and peaks near 32% on the wettest days, and about 0 day brings snow.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rain chance (%) | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 32 | 32 | 32 | 32 | 32 | 31 | 31 | 31 | 31 |
| Rain chance (%) | |
|---|---|
| 1 | 29 |
| 2 | 29 |
| 3 | 29 |
| 4 | 29 |
| 5 | 29 |
| 6 | 29 |
| 7 | 29 |
| 8 | 29 |
| 9 | 30 |
| 10 | 30 |
| 11 | 30 |
| 12 | 30 |
| 13 | 30 |
| 14 | 30 |
| 15 | 30 |
| 16 | 31 |
| 17 | 31 |
| 18 | 31 |
| 19 | 31 |
| 20 | 31 |
| 21 | 31 |
| 22 | 31 |
| 23 | 32 |
| 24 | 32 |
| 25 | 32 |
| 26 | 32 |
| 27 | 32 |
| 28 | 31 |
| 29 | 31 |
| 30 | 31 |
| 31 | 31 |
Humidity in December
Most of December feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
By dew point, December lands in the dry band about 73% of days. Sticky, muggy-or-worse air turns up on roughly 7% of them.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dry (%) | 69 | 69 | 70 | 70 | 69 | 71 | 71 | 71 | 72 | 72 | 72 | 72 | 73 | 73 | 73 | 73 | 74 | 74 | 73 | 73 | 73 | 73 | 73 | 73 | 74 | 74 | 74 | 74 | 74 | 75 | 76 |
| Comfortable (%) | 10 | 10 | 9 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 9 | 9 |
| Humid (%) | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 |
| Muggy (%) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 |
| Oppressive (%) | 1 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Dry (%) | Comfortable (%) | Humid (%) | Muggy (%) | Oppressive (%) | |
|---|---|---|---|---|---|
| 1 | 69 | 10 | 13 | 7 | 1 |
| 2 | 69 | 10 | 13 | 7 | 1 |
| 3 | 70 | 9 | 13 | 7 | 1 |
| 4 | 70 | 9 | 13 | 7 | 1 |
| 5 | 69 | 10 | 13 | 7 | 1 |
| 6 | 71 | 10 | 12 | 7 | 0 |
| 7 | 71 | 10 | 12 | 7 | 0 |
| 8 | 71 | 10 | 12 | 7 | 0 |
| 9 | 72 | 10 | 11 | 7 | 0 |
| 10 | 72 | 10 | 11 | 7 | 0 |
| 11 | 72 | 11 | 11 | 6 | 0 |
| 12 | 72 | 11 | 11 | 6 | 0 |
| 13 | 73 | 11 | 10 | 6 | 0 |
| 14 | 73 | 11 | 10 | 6 | 0 |
| 15 | 73 | 11 | 10 | 6 | 0 |
| 16 | 73 | 11 | 10 | 6 | 0 |
| 17 | 74 | 11 | 9 | 6 | 0 |
| 18 | 74 | 11 | 9 | 6 | 0 |
| 19 | 73 | 11 | 9 | 6 | 1 |
| 20 | 73 | 11 | 9 | 6 | 1 |
| 21 | 73 | 11 | 9 | 6 | 1 |
| 22 | 73 | 11 | 9 | 6 | 1 |
| 23 | 73 | 11 | 9 | 6 | 1 |
| 24 | 73 | 11 | 9 | 6 | 1 |
| 25 | 74 | 10 | 9 | 6 | 1 |
| 26 | 74 | 10 | 9 | 6 | 1 |
| 27 | 74 | 10 | 9 | 6 | 1 |
| 28 | 74 | 10 | 9 | 6 | 1 |
| 29 | 74 | 10 | 9 | 6 | 1 |
| 30 | 75 | 9 | 9 | 6 | 1 |
| 31 | 76 | 9 | 9 | 5 | 1 |
Wind in December
Winds average 7 mph in December.
Across December, daily wind ranges from about 7 mph on the calmest days to 7 mph at its breeziest. It stays fairly steady from day to day.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Wind speed (mph) | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| Feels | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm | calm |
| Wind speed (mph) | Feels | |
|---|---|---|
| 1 | 7 | calm |
| 2 | 7 | calm |
| 3 | 7 | calm |
| 4 | 7 | calm |
| 5 | 7 | calm |
| 6 | 7 | calm |
| 7 | 7 | calm |
| 8 | 7 | calm |
| 9 | 7 | calm |
| 10 | 7 | calm |
| 11 | 7 | calm |
| 12 | 7 | calm |
| 13 | 7 | calm |
| 14 | 7 | calm |
| 15 | 7 | calm |
| 16 | 7 | calm |
| 17 | 7 | calm |
| 18 | 7 | calm |
| 19 | 7 | calm |
| 20 | 7 | calm |
| 21 | 7 | calm |
| 22 | 7 | calm |
| 23 | 7 | calm |
| 24 | 7 | calm |
| 25 | 7 | calm |
| 26 | 7 | calm |
| 27 | 7 | calm |
| 28 | 7 | calm |
| 29 | 7 | calm |
| 30 | 7 | calm |
| 31 | 7 | calm |
Sunrise & sunset in December
Daylight runs from about 10 h 12 min at the start of December to 10 h 06 min by month's end. The lit band spans sunrise to sunset each day.
Days shrink by about 6 minutes over December. Sunrise moves from 6:49 AM to 7:06 AM, and sunset from 5:00 PM to 5:10 PM.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 10.2 | 10.2 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.1 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.1 | 10.1 |
| Sunrise (AM) | 6:49 | 6:50 | 6:51 | 6:52 | 6:52 | 6:53 | 6:54 | 6:54 | 6:55 | 6:56 | 6:56 | 6:57 | 6:58 | 6:58 | 6:59 | 7:00 | 7:00 | 7:01 | 7:01 | 7:02 | 7:02 | 7:03 | 7:03 | 7:04 | 7:04 | 7:04 | 7:05 | 7:05 | 7:06 | 7:06 | 7:06 |
| Sunset (PM) | 5:00 | 5:00 | 5:00 | 5:00 | 5:00 | 5:00 | 5:00 | 5:00 | 5:00 | 5:01 | 5:01 | 5:01 | 5:01 | 5:02 | 5:02 | 5:02 | 5:03 | 5:03 | 5:03 | 5:04 | 5:04 | 5:05 | 5:05 | 5:06 | 5:06 | 5:07 | 5:07 | 5:08 | 5:08 | 5:09 | 5:10 |
| Daylight (h) | Sunrise (AM) | Sunset (PM) | |
|---|---|---|---|
| 1 | 10.2 | 6:49 | 5:00 |
| 2 | 10.2 | 6:50 | 5:00 |
| 3 | 10.1 | 6:51 | 5:00 |
| 4 | 10.1 | 6:52 | 5:00 |
| 5 | 10.1 | 6:52 | 5:00 |
| 6 | 10.1 | 6:53 | 5:00 |
| 7 | 10.1 | 6:54 | 5:00 |
| 8 | 10.1 | 6:54 | 5:00 |
| 9 | 10.1 | 6:55 | 5:00 |
| 10 | 10.1 | 6:56 | 5:01 |
| 11 | 10.1 | 6:56 | 5:01 |
| 12 | 10.1 | 6:57 | 5:01 |
| 13 | 10.1 | 6:58 | 5:01 |
| 14 | 10.1 | 6:58 | 5:02 |
| 15 | 10.0 | 6:59 | 5:02 |
| 16 | 10.0 | 7:00 | 5:02 |
| 17 | 10.0 | 7:00 | 5:03 |
| 18 | 10.0 | 7:01 | 5:03 |
| 19 | 10.0 | 7:01 | 5:03 |
| 20 | 10.0 | 7:02 | 5:04 |
| 21 | 10.0 | 7:02 | 5:04 |
| 22 | 10.0 | 7:03 | 5:05 |
| 23 | 10.0 | 7:03 | 5:05 |
| 24 | 10.0 | 7:04 | 5:06 |
| 25 | 10.0 | 7:04 | 5:06 |
| 26 | 10.0 | 7:04 | 5:07 |
| 27 | 10.0 | 7:05 | 5:07 |
| 28 | 10.0 | 7:05 | 5:08 |
| 29 | 10.0 | 7:06 | 5:08 |
| 30 | 10.1 | 7:06 | 5:09 |
| 31 | 10.1 | 7:06 | 5:10 |
Solar energy in December
Average shortwave solar energy reaching the ground each day in December, about 2.63 kWh/m² — the year's lowest.
For context, solar energy here swings from a low near 2.63 kWh/m² to a high of 6.17 kWh/m² in May across the year — December's 2.63 kWh/m² sits near the bottom.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Solar energy (kWh/m²) | 2.9 | 2.9 | 2.9 | 2.8 | 2.8 | 2.8 | 2.8 | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 | 2.6 | 2.6 | 2.6 | 2.6 | 2.6 | 2.6 | 2.6 | 2.6 | 2.6 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.5 | 2.6 | 2.6 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| Solar energy (kWh/m²) | Level | |
|---|---|---|
| 1 | 2.9 | Moderate |
| 2 | 2.9 | Moderate |
| 3 | 2.9 | Moderate |
| 4 | 2.8 | Moderate |
| 5 | 2.8 | Moderate |
| 6 | 2.8 | Moderate |
| 7 | 2.8 | Moderate |
| 8 | 2.7 | Moderate |
| 9 | 2.7 | Moderate |
| 10 | 2.7 | Moderate |
| 11 | 2.7 | Moderate |
| 12 | 2.7 | Moderate |
| 13 | 2.6 | Moderate |
| 14 | 2.6 | Moderate |
| 15 | 2.6 | Moderate |
| 16 | 2.6 | Moderate |
| 17 | 2.6 | Moderate |
| 18 | 2.6 | Moderate |
| 19 | 2.6 | Moderate |
| 20 | 2.6 | Moderate |
| 21 | 2.6 | Moderate |
| 22 | 2.5 | Moderate |
| 23 | 2.5 | Moderate |
| 24 | 2.5 | Moderate |
| 25 | 2.5 | Moderate |
| 26 | 2.5 | Moderate |
| 27 | 2.5 | Moderate |
| 28 | 2.5 | Moderate |
| 29 | 2.5 | Moderate |
| 30 | 2.6 | Moderate |
| 31 | 2.6 | Moderate |
Hazard calendar for Baton Rouge
None of Baton Rouge's seasonal hazards are active in December. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do peak.
Baton Rouge sits in the Atlantic hurricane belt; the season peaks August–October.
Is December a good time to visit Baton Rouge?
Our two travel scores rate December for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).
December is a reasonable time to visit Baton Rouge for sightseeing.
What to pack for Baton Rouge in December
From December's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In December, Baton Rouge sees daytime highs around 64°F and nights near 45°F. Worth packing: a warm layer and rain gear. About 9 days see rain.
UV index in Baton Rouge in December
Clear-sky midday UV in December peaks around 4 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Baton Rouge peaks around July 13 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 4 (moderate).
The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 4 | 6 | 6 | 10 | 10 | 10 | 10 | 9 | 9 | 6 | 5 | 4 |
| Level | Moderate | High | High | Very high | Very high | Very high | Extreme | Very high | Very high | High | Moderate | Moderate |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 4 | Moderate |
| Feb | 6 | High |
| Mar | 6 | High |
| Apr | 10 | Very high |
| May | 10 | Very high |
| Jun | 10 | Very high |
| Jul | 10 | Extreme |
| Aug | 9 | Very high |
| Sep | 9 | Very high |
| Oct | 6 | High |
| Nov | 5 | Moderate |
| Dec | 4 | Moderate |
Air quality in Baton Rouge in December
Average fine-particle pollution (PM2.5) through the year — so you can see where December falls, not just the annual average.
Air quality in Baton Rouge is worst in July — around 24 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (January, 9 µg/m³).
Modeled monthly averages (CAMS reanalysis, 2015–2024).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 9 | 9 | 11 | 11 | 15 | 19 | 24 | 18 | 13 | 12 | 10 | 9 |
| Level | Good | Good | Good | Good | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 9 | Good |
| Feb | 9 | Good |
| Mar | 11 | Good |
| Apr | 11 | Good |
| May | 15 | Moderate |
| Jun | 19 | Moderate |
| Jul | 24 | Moderate |
| Aug | 18 | Moderate |
| Sep | 13 | Moderate |
| Oct | 12 | Good |
| Nov | 10 | Good |
| Dec | 9 | Good |
Where is Baton Rouge?
Baton Rouge sits at 30.4°N, 91.2°W, 46 ft above sea level, in United States. The nearest listed city is Shenandoah, 11 mi away.
Topography around Baton Rouge
How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Baton Rouge.
Within 2 miles, the terrain around Baton Rouge has only modest variations in elevation — a maximum elevation change of 89 ft around an average of 39 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 148 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 482 ft.
The land around Baton Rouge is covered by artificial surfaces (35%) and trees (30%) within 2 miles, trees (49%) within 10 miles, and trees (69%) within 50 miles.
United States travel facts
- Power plugs
- Type A / B
- 120 V · 60 Hz
- Prices
- ≈ 100% of US
- price level, 2025
- GDP per capita
- $90,027
- 2025
- Happiness
- 6.8 / 10
- World Happiness, 2025
- Safe drinking water
- 98%
- of population, 2024
- Homicide rate
- 5.8
- per 100k, 2023
- Road deaths
- 12.7
- per 100k/yr, 2019
- Income group
- High
- World Bank
- Religion
Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.
Data sources
Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Baton Rouge (30.4433°, -91.1875°, elevation 46 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).