July weather forecast
Ondame, Guinea-Bissau

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Weather in July

July, in Ondame, Guinea-Bissau, marks the peak of the wet season, with rainfall topping at 226mm (8.9"). The city witnesses the highest humidity levels, with dropping temperatures, experiencing highs of 30.7°C (87.3°F) and lows of 25.4°C (77.7°F). This rounded support of the extensive wet weather in the preceding month paves the way for a rainfall-ridden period. The amount of sun that the city receives reduces, yet, daylight hours remain plentiful. The increased cloud coverage reflects the climatic intensity of the month, marking a transition towards drier weather.

Temperature

July's presence in Ondame, Guinea-Bissau, marks an average high-temperature of a still tropical 30.7°C (87.3°F), subtly varied from June's 32.8°C (91°F). During July, Ondame records a consistent average nighttime temperature of 25.4°C (77.7°F).

Heat index

The average heat index in July is appraised at a fiery hot 39°C (102.2°F). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
When assessing, remember that heat index measurements are for light winds and shaded spots. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
To cool down, the human body relies on perspiration, a process where excessive heat is eliminated as sweat evaporates. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. As the body accumulates more heat than it can release, body temperature goes up, increasing the risk of heat-related health issues.

Humidity

In Ondame, the average relative humidity in July is 77%.

Rainfall

In Ondame, in July, it is raining for 23.4 days, with typically 226mm (8.9") of accumulated precipitation. Throughout the year, in Ondame, there are 107.5 rainfall days, and 726mm (28.58") of precipitation is accumulated.

Daylight

In July, the average length of the day in Ondame is 12h and 44min.
On the first day of the month, sunrise is at 06:43 and sunset at 19:31. On the last day of July, in Ondame, sunrise is at 06:50 and sunset at 19:29 GMT.

Sunshine

In Ondame, the average sunshine in July is 6.9h.

UV index

The months with the highest UV index in Ondame are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index in Ondame. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: In July, the maximum UV index of 7 transforms into these recommendations:
Resist overexposure. Safeguarding from solar damage is indispensable. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.

Frequently asked questions

How hot does it get in Ondame in July?

In Ondame, 30.7°C (87.3°F) is the average high-temperature and 25.4°C (77.7°F) is the average low-temperature during July. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in July is appraised at 39°C (102.2°F).

What is the average humidity in July in Ondame?

In Ondame, Guinea-Bissau, the average relative humidity in July is 77%.

How much does it rain in Ondame in July?

In July, the rain falls for 23.4 days. Throughout July, 226mm (8.9") of precipitation is accumulated.

How many hours of daylight does Ondame have in July?

In July, the average day length in Ondame is 12h and 44min.

When is the sunrise / sunset in July in Ondame?

In July, on the first day of the month, sunrise is at 06:43 and sunset at 19:31. On the last day of the month, in Ondame, sunrise is at 06:50 and sunset at 19:29 GMT.

How many hours of sunshine does Ondame have in July?

In July, the average sunshine duration in Ondame is 6.9h.

What is the month with the highest UV index in Ondame?

January through December, with an average maximum UV index of 7, are months with the highest UV index in Ondame, Guinea-Bissau.

When is the lowest UV index in Ondame?

The months with the lowest UV index in Ondame, Guinea-Bissau, are January through December, with an average maximum UV index of 7.

How high is the UV index in July in Ondame?

In Ondame, Guinea-Bissau, the average daily maximum UV index in July is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.

Average temperature in July
Ondame, Guinea-Bissau

Average temperature in July - Ondame, Guinea-Bissau
  • Average high temperature in July: 30.7°C

The warmest month (with the highest average high temperature) is March (35.5°C).
The month with the lowest average high temperature is August (29.6°C).

  • Average low temperature in July: 25.4°C

The month with the highest average low temperature is June (26°C).
The coldest month (with the lowest average low temperature) is January (21.8°C).

Average pressure in July
Ondame, Guinea-Bissau

Average pressure in July - Ondame, Guinea-Bissau
  • Average pressure in July: 1012.9mbar

The month with the highest atmospheric pressure is July (1012.9mbar).
The months with the lowest atmospheric pressure are March and April (1010.1mbar).

Average wind speed in July
Ondame, Guinea-Bissau

Average wind speed in July - Ondame, Guinea-Bissau
  • Average wind speed in July: 12.1km/h

The windiest month (with the highest average wind speed) is June (13.2km/h).
The calmest months (with the lowest average wind speed) are October and November (9km/h).

Average humidity in July
Ondame, Guinea-Bissau

Average humidity in July - Ondame, Guinea-Bissau
  • Average humidity in July: 77%

The month with the highest relative humidity is August (82%).
The month with the lowest relative humidity is January (32%).

Average rainfall in July
Ondame, Guinea-Bissau

Average rainfall in July - Ondame, Guinea-Bissau
  • Average rainfall in July: 226mm

The wettest month (with the highest rainfall) is August (270mm).
The driest months (with the least rainfall) are January and February (0mm).

Average rainfall days in July
Ondame, Guinea-Bissau

Average rainfall days in July - Ondame, Guinea-Bissau
  • Average rainfall days in July: 23.4 days

The month with the highest number of rainy days is August (26.9 days).
The month with the least rainy days is January (0.3 days).

Average daylight in July /
Average sunshine in July
Ondame, Guinea-Bissau

Average daylight in July / Average sunshine in July - Ondame, Guinea-Bissau
  • Average daylight in July: 12h and 4min

The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 24min).

  • Average sunshine in July: 6h and 5min

The months with the most sunshine are March, April and May (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 6h and 6min).

Average sunshine days in July
Ondame, Guinea-Bissau

Average sunshine days in July - Ondame, Guinea-Bissau
  • Average sunshine days in July: 5.6 days

The month with the most sunshine days is January (30.7 days).
The month with the least sunshine days is August (2.9 days).

Average UV index in July
Ondame, Guinea-Bissau

Average UV index in July - Ondame, Guinea-Bissau
  • Average UV index in July: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).

Average cloud cover in July
Ondame, Guinea-Bissau

Average cloud cover in July - Ondame, Guinea-Bissau
  • Average cloud cover in July: 51

The month with the most cloud cover is August (Cloud cover 57).
The months with the least cloud cover are March and April (Cloud cover 7).

Average visibility in July
Ondame, Guinea-Bissau

Average visibility in July - Ondame, Guinea-Bissau
  • Average visibility in July: 9km

The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (10km).
The months with the lowest visibility are July and August (9km).

Ondame, Guinea-Bissau

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