Climate and monthly weather forecastPenja, Cameroon
Climate and monthly weather forecast
The climate of Penja
Penja, located in Cameroon, experiences a Tropical monsoon climate, classified as Am by the Köppen climate classification. This is predominately characterized by high average temperatures that only slightly fluctuate throughout the year and significant rainfall.Throughout the year, the average high temperature remains over 28.3°C (82.9°F) and can rise to 34.9°C (94.8°F). The lowest average temperatures, predominantly recorded during the night, stay above 20.9°C (69.6°F). However, the relative humidity is high all year, with an upward trend from 62% to 83%, making the perceived temperature higher.
Rainfall in this region is abundant, with a substantial increase from 16mm (0.63") in January to a peak of 264mm (10.39") in July. Conjointly, there is an increase in the number of rainfall days from 9.7 at the start of the year to 29.4 days during July. The maximum amount of sunshine recorded is 9.9 hours in December, while the minimum is 6.9 hours in July. Noticeably, the months with high rainfall coincide with lower sunshine hours and a higher percentage of cloud cover.
Wind speed varies little over the year, generally being between 3.7km/h (2.3mph) and 4.2km/h (2.6mph), with gusts going up to 6.2km/h (3.9mph). The visibility remains high throughout the year, varying between 8km (5mi) and 10km (6.2mi), allowing to view the beautiful landscapes of Penja.
The best time to visit Penja
Considering the tropical monsoon climate, the best time to visit Penja is from November to January. During these months, the region experiences the least amount of rainfall, varying between 16mm (0.63") and 100mm (3.94"), coupled with a relatively lower number of rainy days. The average temperature during this period ranges from 30.3°C (86.5°F) to 33.8°C (92.8°F) during the day, dropping to 20.9°C (69.6°F) to 21.6°C (70.9°F) during the night. Sunny days are abundant, with daylight hours remaining steady around 11.9 hours, and clear skies resulting from low cloud cover, leading to better visibility, making outdoor activities more enjoyable.The worst time to visit Penja
June, July, and August comprise the period of highest rainfall in Penja, making it less favorable for tourists. During these months, rainfall can go up to 264mm (10.39"), and there are nearly 29 rainy days in a month. This corresponds with the lowest sun exposure hours of the year and significantly increased cloud cover. Hence, this period might not be ideal for outdoor activities and sightseeing due to the frequent heavy rains and high relative humidity.Spring weather in Penja
In Penja, the spring season extends from March to May. During these months, the average high temperatures are between 32.2°C (90°F) and 34.6°C (94.3°F), while the average low ranges from 21.6°C (70.9°F) to 22.2°C (72°F). Rainfall starts increasing considerably during this period, particularly in May when it reaches 121mm (4.76"). Relative humidity also increases, making the weather more humid and warm. Despite the increasing rainfall, the sun shines for 9.2 hours per day on average, and wind speeds remain mild, providing relief from the otherwise hot conditions.Summer weather in Penja
The summer season from June to August in Penja, is characterized by the highest rainfall figures of the year, with totals of 174mm (6.85"), 264mm (10.39"), and 214mm (8.43"), respectively. This is the cloudiest time of the year, with cloud cover rising to 55%. The high temperatures range from 28.3°C (82.9°F) to 30.4°C (86.7°F), and minimum temperatures hover between 20.9°C (69.6°F) and 21.2°C (70.2°F). The abundance of rainfall and high humidity often result in a warm and moist atmosphere.Autumn weather in Penja
Autumn in Penja encompasses the months of September to November. During this period, the region experiences reduced rainfall compared to the summer months, but the total still ranges between 100mm (3.94") and 203mm (7.99"). The temperatures during the daytime, varying from 28.9°C (84°F) to 32°C (89.6°F). With the decrease in rainfall, sunshine hours start to increase again, bringing the average up to 9.4 hours by November.Winter weather in Penja
Considered as the driest season, winter encompasses December to February in Penja. This season has the lowest precipitation of the year, going from 20mm (0.79") in December to 16mm (0.63") in January. Average daily temperatures remain moderate, fluctuating between 30.3°C (86.5°F) and 34.9°C (94.8°F) during the day and 20.9°C (69.6°F) to 21.6°C (70.9°F) at night. During these months, sky visibility is excellent, adding to the beauty of Penja's landscapes and making it an attractive period for tourists.Weather in January
January in Penja, Cameroon sees a mixture of comfortable temperatures and manageable humidity levels. Forecast attributes the high of 34.5°C (94.1°F) and the low of 20.9°C (69.6°F) with relative humidity averaging around 62%. Weather in January »Weather in February
Transitioning into February, the weather in Penja continues to be relatively tranquil. Notably, there is a marginal increase in heat and humidity compared to January, making the atmosphere slightly muggy. Rainfall increases from 16mm (0.63") to 37mm (1.46"), signifying the onset of the wetter months. Weather in February »Weather in March
March is the beginning of notable climatic changes in Penja. The city starts experiencing warmer temperatures, an increased humidity level of 71%, and significantly more rainfall, registered at 89mm (3.5"). The increase in precipitation is accompanied by a decline in sunshine hours, and cloud coverage increases extensively. Weather in March »Weather in April
April sees further intensification of the rainy season in Penja, with measurable increases in precipitation and relative humidity. Even though the city records a high rainfall of 110mm (4.33"), it mildly affects the visibility that remains at 9km (5.6mi). Weather in April »Weather in May
May brings the highest rainfall levels of the year with 121mm (4.76"), resulting in more than half the month experiencing wet weather in Penja. Despite the increased precipitation and cloud cover, the temperatures remain steady compared to April. Weather in May »Weather in June
June in Penja sees yet another significant increase in rainfall, from 121mm (4.76") to 174mm (6.85"), contributing to an overcast sky most of the month. The city continues to experience high humidity levels as temperatures start to decrease slightly. Weather in June »Weather in July
July keeps up with the pattern of high precipitation in Penja, delivering 264mm (10.39") of rainfall, marking it as the rainiest month of the year. Despite the relentless rain, the temperature range remains fairly constant. It’s a month of dense cloud cover, limiting sunshine hours even further. Weather in July »Weather in August
August witnesses a slight decline in precipitation levels from 264mm (10.39") to 214mm (8.43") in Penja. Though still a wet month, temperatures remain stable providing some respite. The atmosphere continues to carry high humidity, while the cloud cover remains significant. Weather in August »Weather in September
In September, the Penja weather starts transitioning towards cooler and drier conditions. The reduced rainfall of 203mm (7.99") along with a decrease in cloud cover is hinting at the arrival of the dry season. Daylight and sunshine hours start increasing again, making way for more sunny, albeit still wet, days in the city. Weather in September »Weather in October
October brings further weather improvements in Penja as the city moves closer to the dry season. Rainfall levels drop significantly from 203mm (7.99") to 173mm (6.81"), reducing the number of wet days. A noticeable increase in sunshine hours is observed, bringing more light and warmth during the day. Weather in October »Weather in November
November marks the onset of the dry season in Penja with a drastic decrease in rainfall falling to 100mm (3.94") if compared to October. The weather becomes increasingly pleasant as temperatures remain steady, and humidity levels drop. Weather in November »Weather in December
Finally, December represents the culmination of the Cameroonian year in Penja, with conditions mostly dry and pleasant. The city enjoys a distinct decrease in precipitation to a mere 20mm (0.79") coupled with reduced humidity. Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
Penja, Cameroon
The warmest month (with the highest average high temperature) is February (34.9°C).
The months with the lowest average high temperature are July and August (28.3°C).
The month with the highest average low temperature is March (22.2°C).
The coldest months (with the lowest average low temperature) are January and July (20.9°C).
Average pressure
Penja, Cameroon
- Average pressure in January:
1011mbar - Average pressure in February:
1010.1mbar - Average pressure in March:
1010.1mbar - Average pressure in April:
1010.5mbar - Average pressure in May:
1011.6mbar - Average pressure in June:
1013.4mbar
- Average pressure in July:
1013.9mbar - Average pressure in August:
1013.7mbar - Average pressure in September:
1013.2mbar - Average pressure in October:
1011.7mbar - Average pressure in November:
1010.7mbar - Average pressure in December:
1010.9mbar
The month with the highest atmospheric pressure is July (1013.9mbar).
The months with the lowest atmospheric pressure are February and March (1010.1mbar).
Average wind speed
Penja, Cameroon
- Average wind speed in January:
4.7km/h - Average wind speed in February:
4.5km/h - Average wind speed in March:
4.2km/h - Average wind speed in April:
3.8km/h - Average wind speed in May:
3.7km/h - Average wind speed in June:
3.7km/h
- Average wind speed in July:
3.7km/h - Average wind speed in August:
4km/h - Average wind speed in September:
3.8km/h - Average wind speed in October:
3.7km/h - Average wind speed in November:
3.7km/h - Average wind speed in December:
4.2km/h
The windiest month (with the highest average wind speed) is January (4.7km/h).
The calmest months (with the lowest average wind speed) are May, June, July, October and November (3.7km/h).
Average humidity
Penja, Cameroon
The months with the highest relative humidity are July and August (83%).
The month with the lowest relative humidity is January (62%).
Average rainfall
Penja, Cameroon
- Average rainfall in January:
16mm - Average rainfall in February:
37mm - Average rainfall in March:
89mm - Average rainfall in April:
110mm - Average rainfall in May:
121mm - Average rainfall in June:
174mm
- Average rainfall in July:
264mm - Average rainfall in August:
214mm - Average rainfall in September:
203mm - Average rainfall in October:
173mm - Average rainfall in November:
100mm - Average rainfall in December:
20mm
The wettest month (with the highest rainfall) is July (264mm).
The driest month (with the least rainfall) is January (16mm).
Average rainfall days
Penja, Cameroon
- Average rainfall days in January:
9.7 days - Average rainfall days in February:
16.5 days - Average rainfall days in March:
25.8 days - Average rainfall days in April:
26.6 days - Average rainfall days in May:
28.6 days - Average rainfall days in June:
28.4 days
- Average rainfall days in July:
29.4 days - Average rainfall days in August:
29.3 days - Average rainfall days in September:
29.3 days - Average rainfall days in October:
28.9 days - Average rainfall days in November:
22.6 days - Average rainfall days in December:
9.8 days
The month with the highest number of rainy days is July (29.4 days).
The month with the least rainy days is January (9.7 days).
Average daylight / Average sunshine
Penja, Cameroon
- Average daylight in January:
11h and 54min - Average daylight in February:
12h and 0min - Average daylight in March:
12h and 6min - Average daylight in April:
12h and 12min - Average daylight in May:
12h and 18min - Average daylight in June:
12h and 24min
- Average daylight in July:
12h and 24min - Average daylight in August:
12h and 18min - Average daylight in September:
12h and 6min - Average daylight in October:
12h and 0min - Average daylight in November:
11h and 54min - Average daylight in December:
11h and 54min
The month with the longest days is June (Average daylight: 12h and 24min).
The month with the shortest days is December (Average daylight: 11h and 54min).
- Average sunshine in January:
9h and 48min - Average sunshine in February:
9h and 36min - Average sunshine in March:
9h and 12min - Average sunshine in April:
9h and 0min - Average sunshine in May:
8h and 48min - Average sunshine in June:
7h and 54min
- Average sunshine in July:
6h and 54min - Average sunshine in August:
7h and 0min - Average sunshine in September:
7h and 42min - Average sunshine in October:
8h and 30min - Average sunshine in November:
9h and 24min - Average sunshine in December:
9h and 54min
The month with the most sunshine is December (Average sunshine: 9h and 54min).
The month with the least sunshine is July (Average sunshine: 6h and 54min).
Average sunshine days
Penja, Cameroon
- Average sunshine days in January:
14.2 days - Average sunshine days in February:
6 days - Average sunshine days in March:
2.3 days - Average sunshine days in April:
2.2 days - Average sunshine days in May:
1.9 days - Average sunshine days in June:
0.9 days
- Average sunshine days in July:
0.9 days - Average sunshine days in August:
1.1 days - Average sunshine days in September:
0.4 days - Average sunshine days in October:
1.4 days - Average sunshine days in November:
4.3 days - Average sunshine days in December:
14.3 days
The month with the most sunshine days is December (14.3 days).
The month with the least sunshine days is September (0.4 days).
Average UV index
Penja, Cameroon
The months with the highest UV index are January, February, March, April, May, October, November and December (UV index 7).
The months with the lowest UV index are June, July, August and September (UV index 6).
Average cloud cover
Penja, Cameroon
The months with the most cloud cover are July and August (Cloud cover 55).
The month with the least cloud cover is December (Cloud cover 12).
Average visibility
Penja, Cameroon
The month with the highest visibility is December (10km).
The months with the lowest visibility are June, July, August and September (8km).





