Humid subtropical climate
Climate Donaldsonville - Louisiana
Annual high78ºF
Annual low57ºF
Precipitation61.6 inch
| Month | HighºF | LowºF | Precipinch |
|---|---|---|---|
| Jan | 62 | 41 | 5.26 |
| Feb | 65 | 44 | 4.96 |
| Mar | 72 | 50 | 4.32 |
| Apr | 78 | 56 | 4.31 |
| May | 85 | 65 | 4.49 |
| Jun | 89 | 71 | 7.15 |
| Jul | 91 | 73 | 6.36 |
| Aug | 91 | 73 | 5.50 |
| Sep | 87 | 68 | 5.18 |
| Oct | 80 | 58 | 4.92 |
| Nov | 72 | 49 | 4.20 |
| Dec | 64 | 42 | 4.95 |
- JanHigh 62ºFLow 41ºFPrecip 5.26 inch
- FebHigh 65ºFLow 44ºFPrecip 4.96 inch
- MarHigh 72ºFLow 50ºFPrecip 4.32 inch
- AprHigh 78ºFLow 56ºFPrecip 4.31 inch
- MayHigh 85ºFLow 65ºFPrecip 4.49 inch
- JunHigh 89ºFLow 71ºFPrecip 7.15 inch
- JulHigh 91ºFLow 73ºFPrecip 6.36 inch
- AugHigh 91ºFLow 73ºFPrecip 5.50 inch
- SepHigh 87ºFLow 68ºFPrecip 5.18 inch
- OctHigh 80ºFLow 58ºFPrecip 4.92 inch
- NovHigh 72ºFLow 49ºFPrecip 4.20 inch
- DecHigh 64ºFLow 42ºFPrecip 4.95 inch
Climate summary
What is the average weather in Donaldsonville, Louisiana?
Donaldsonville experiences a humid subtropical climate, characterized by hot summers and cool winters. The area is quite wet, with high annual precipitation spread fairly evenly throughout the year. While rainfall is consistent, heavy seasonal downpours or afternoon thunderstorms can sometimes occur during the warmer months, contributing to the overall wet conditions.
Donaldsonville weather averages
Annual high78ºF
Annual low57ºF
Precipitation61.6 inch
Daily normals Donaldsonville - Louisiana - January
| Day | HighºF | LowºF | Prec/ | Prec/ |
|---|---|---|---|---|
| Jan 1 | 62.2 | 42.0 | 0.21 | 0.21 |
| Jan 2 | 62.1 | 41.9 | 0.42 | 0.42 |
| Jan 3 | 62.0 | 41.9 | 0.62 | 0.62 |
| Jan 4 | 61.9 | 41.8 | 0.83 | 0.83 |
| Jan 5 | 61.9 | 41.7 | 1.03 | 1.03 |
| Jan 6 | 61.8 | 41.7 | 1.23 | 1.23 |
| Jan 7 | 61.8 | 41.6 | 1.43 | 1.43 |
| Jan 8 | 61.7 | 41.5 | 1.62 | 1.62 |
| Jan 9 | 61.7 | 41.5 | 1.82 | 1.82 |
| Jan 10 | 61.7 | 41.5 | 2.02 | 2.02 |
| Jan 11 | 61.7 | 41.4 | 2.23 | 2.23 |
| Jan 12 | 61.7 | 41.4 | 2.42 | 2.42 |
| Jan 13 | 61.7 | 41.4 | 2.62 | 2.62 |
| Jan 14 | 61.7 | 41.4 | 2.82 | 2.82 |
| Jan 15 | 61.7 | 41.4 | 3.02 | 3.02 |
| Jan 16 | 61.8 | 41.4 | 3.22 | 3.22 |
| Jan 17 | 61.8 | 41.4 | 3.41 | 3.41 |
| Jan 18 | 61.8 | 41.4 | 3.60 | 3.60 |
| Jan 19 | 61.9 | 41.4 | 3.79 | 3.79 |
| Jan 20 | 62.0 | 41.5 | 3.98 | 3.98 |
| Jan 21 | 62.0 | 41.5 | 4.16 | 4.16 |
| Jan 22 | 62.1 | 41.6 | 4.34 | 4.34 |
| Jan 23 | 62.2 | 41.7 | 4.52 | 4.52 |
| Jan 24 | 62.3 | 41.7 | 4.69 | 4.69 |
| Jan 25 | 62.4 | 41.8 | 4.85 | 4.85 |
| Jan 26 | 62.6 | 41.9 | 5.01 | 5.01 |
| Jan 27 | 62.7 | 42.0 | 5.16 | 5.16 |
| Jan 28 | 62.8 | 42.1 | 5.32 | 5.32 |
| Jan 29 | 63.0 | 42.2 | 5.47 | 5.47 |
| Jan 30 | 63.1 | 42.4 | 5.63 | 5.63 |
| Jan 31 | 63.3 | 42.5 | 5.78 | 5.78 |
Precipitation and snow add up through the month (/mo) and the year (/yr)
Weather history Donaldsonville - October 2026
| Day | HighºF | LowºF | Precip.inch |
|---|---|---|---|
| Oct 1 | 93.0 | 70.0 | 0.02 |
| Oct 2 | 88.0 | 73.0 | 0.20 |
| Oct 3 | 88.0 | 73.9 | 0.21 |
| Oct 4 | 84.0 | 75.9 | 0.35 |
| Oct 5 | – | – | – |
| Oct 6 | – | – | – |
| Oct 7 | – | – | – |
| Oct 8 | 89.1 | 66.9 | 0.00 |
| Oct 9 | 89.1 | 68.0 | 0.00 |
| Oct 10 | 87.1 | 64.9 | 0.00 |
| Oct 11 | 84.0 | 59.0 | 0.00 |
| Oct 12 | 89.1 | 57.9 | 0.00 |
| Oct 13 | 91.0 | 59.0 | 0.00 |
| Oct 14 | 91.9 | 63.0 | 0.00 |
| Oct 15 | 90.0 | 64.0 | 0.00 |
| Oct 16 | 89.1 | 63.0 | 0.00 |
| Oct 17 | 90.0 | 53.1 | – |
| Oct 18 | – | – | 0.00 |
| Oct 19 | 75.0 | 48.9 | – |
| Oct 20 | – | – | – |
| Oct 21 | – | – | – |
| Oct 22 | 80.1 | 48.9 | 0.00 |
| Oct 23 | 84.0 | 50.0 | 0.00 |
| Oct 24 | 84.0 | 50.0 | 0.00 |
| Oct 25 | 82.0 | 50.0 | 0.00 |
| Oct 26 | 79.0 | 53.1 | 0.00 |
| Oct 27 | 78.1 | 55.0 | 0.00 |
| Oct 28 | 80.1 | 53.1 | 0.00 |
| Oct 29 | 80.1 | 50.0 | 0.00 |
| Oct 30 | 81.0 | 55.9 | 0.00 |
| Oct 31 | – | – | – |
The data for October 2026 is incomplete: some days or values are missing.
- –No data
- –Not yet observed or received
- TTrace, too small to measure
Observed extremes
- Highest max temperature93.0ºF · Oct 1
- Lowest max temperature75.0ºF · Oct 19
- Highest min temperature75.9ºF · Oct 4
- Lowest min temperature48.9ºF · Oct 19
Geo Donaldsonville - Louisiana
Location
- Country
- United States
- State
- Louisiana
- County
- Ascension
- City
- Donaldsonville
- Zip Code
- 70346
- Elevation
- 7 ft
- Longitude
- -90.98
- Latitude
- 30.11
- ICAO
- –
- IATA
- –