August weather forecast
Hammond, LA

Summer continues in full swing in August, with temperatures reaching 91.4°F (33°C). Purple martins and other migratory birds begin to gather for their autumn journey south. Despite the relentless summer heat, August witnesses a slightly lower amount of rainfall in comparison to July. Evenings in Hammond become more refreshing as the sun sets, signaling the slow but eventual transition to fall. The climatic peaks observed in July start to slightly abate as August concludes.

Temperature

The advent of August sees the average high-temperature at a still tropical 91.4°F (33°C), subtly shifted from July's 91.9°F (33.3°C). Throughout the month of August, the nighttime temperature in Hammond dips to an average of 74.5°F (23.6°C).

Heat index

The heat index in August is computed to be a life-threatening hot 116.6°F (47°C). Alert: Heat cramps and heat exhaustion are likely to occur. Prolonged exertion can lead to heatstroke.
Heat index evaluations are typically in the context of light winds and shaded environments. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Given the impact of direct sunlight, it's noteworthy that the felt temperature can rise by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
Sweat evaporation plays a crucial role in cooling the human body, a process enabled by perspiration. When air moisture content is high, the cooling process through evaporation is not as efficient, leading to an ineffective body cooling process and a feeling of overheating. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

In Hammond, the average relative humidity in August is 77%.

Rainfall

In August, in Hammond, Louisiana, the rain falls for 20.7 days. Throughout August, 3.78" (96mm) of precipitation is accumulated. In Hammond, during the entire year, the rain falls for 163.3 days and collects up to 27.64" (702mm) of precipitation.

Snowfall

February through November are months without snowfall in Hammond.

Daylight

In Hammond, the average length of the day in August is 13h and 13min.
On the first day of August, sunrise is at 6:20 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 7:25 pm CDT.

Sunshine

June and August, with an average of 10.4h of sunshine, are months with the most sunshine in Hammond, Louisiana.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index in Hammond. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 7 during August leads to these advisories:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.