Climate and monthly weather forecast
Cyangugu, Rwanda

Climate and monthly weather forecast

The climate of Cyangugu

Cyangugu, nestled in the heart of East Africa and situated alongside Lake Kivu, is home to a unique microclimate under the Köppen-Geiger climate classification system, known as "Cwb." This Climate grade recognizes regions with a temperate highland tropical climate characterized by dry winters.

Varied facets of the weather pattern in Cyangugu throughout the year include fluctuations in temperature, humidity, rainfall, daylight, sunshine, UV index, visibility, cloud percentage, atmospheric pressure, and wind speed. The high temperatures range from 22.8°C (73°F) to 24.6°C (76.3°F), while lows tend to fall between 12.5°C (54.5°F) and 15.2°C (59.4°F).

An analysis of rainfall shows an interrupted wet and dry season, with precipitations peaking at 167mm (6.57") in December and dropping as low as 21mm (0.83") in July. The dominant pattern reflects a seasonality with mildly damp months from January to May, a relatively dry period from June to September, followed by increased rainfall again from October to December. Concurrently, humidity levels exhibit minor fluctuations throughout the year, with a higher percentage during the periods of maximum rainfall.

The daylight hours in Cyangugu remain constant, averaging around 12 hours throughout the year. Sunshine hours correlate with the rainfall pattern, with the maximum of 10.6 hours in December and minimum of 8.6 hours in April. The UV index maintains a steady level of 5 across the twelve months.

The best time to visit Cyangugu

Optimal visiting times in Cyangugu largely depend on the activities one wishes to partake in. For those who prefer warmer temperatures with increased sunshine hours and lesser rainfall, the period from June to August seems to be ideal. This is when the rainfall reduces to its yearly low of 21mm (0.83") in July, coupled with lower humidity relative to the rest of the year and longer sunshine hours extending up to 9.7 hours in August.

The worst time to visit Cyangugu

If avoiding heavier rainfall is a priority, it would be best to steer clear of Cyangugu between October and December, when rainfall peaks at 167mm (6.57") and the number of rainy days reaches 30.1 in December. Though the temperature and daylight hours do not vary significantly, the increase in precipitation may hamper outdoor activities and travel plans.

Spring weather in Cyangugu

Although Rwanda does not experience a typical Spring season due to its tropical location, the period from March to May mirrors some Spring-like features. During this time, temperature highs fluctuate between 23.3°C (73.9°F) and 24.1°C (75.4°F), while lows vary between 13.3°C (55.9°F) and 13.7°C (56.7°F). It also marks a period of increased rainfall, reaching up to 146mm (5.75") in April. Consequently, humidity also rises, peaking at 81% in May.

Summer weather in Cyangugu

The summer period in Cyangugu, spanning from June to August, witnesses a welcomed decline in rainfall, reaching its yearly low in July. Accompanied by lower humidity levels, the high temperatures continue to range comfortably from 22.9°C (73.2°F) to 24.6°C (76.3°F), along with constant daylight hours. The wind speed also increases to about 5.6 KPH during this period, providing a cooling effect.

Autumn weather in Cyangugu

Softly transitioning into Autumn from September to November, Cyangugu starts to experience an increase in rainfall again, peaking at 156mm (6.14") in November. Although the temperature remains relatively consistent with the high averaging around 24°C (75.2°F) and the low around 14.5°C (58.1°F), the humidity level starts to surge in response to the rising precipitation.

Winter weather in Cyangugu

Closing the year, December in Cyangugu can be likened to mild winter months experienced in temperate climates. The high temperature dips marginally to 23.1°C (73.6°F), and the low to 13.7°C (56.7°F). While daylight hours remain constant, sunlight hours reach their yearly high in December. However, precipitation also scales up to its maximum, reaching 167mm (6.57"), along with the highest number of rainy days.

Weather in January

January in Cyangugu, Rwanda showcases a humid climate with a relative humidity of 75%. Mild temperatures and consistent daylight set the rhythm for the start of the year. The breeze from the southeast adds a touch of freshness. Rainfall decorates the landscape abundantly, ensuring dense greenery. Weather in January »

Weather in February

In February, the weather continues to reflect similar conditions of humidity and temperatures to January. Cyangugu experiences more stable weather with fewer fluctuations compared from the previous month. February carries on the rainy season tradition from January, though the number of rainy days slightly decreases. Weather in February »

Weather in March

Moving on to March, the temperature dips slightly in Cyangugu. The weather conditions become more diverse with changes in daylight and pressures. Though the wind keeps its speed steady, the rain features more prominently. The city undergoes the highest number of rainfall days, about 30.1 days, painting vibrant rainbows across the sky. Weather in March »

Weather in April

The month of April unveils a surge in rainfall as compared to the previous month, with precipitation reaching 146mm (5.75"). Taking cues from the previous weather tendencies, April maintains high humidity in Cyangugu. This phase marks the transition from the tropical to the rainy season. Weather in April »

Weather in May

As the fifth month of the year starts, Cyangugu experiences mild weather shifts. With a decrease in rainfall, the city starts to dry up, setting off a soft cooling effect. Though the wind speed gains momentum, the city prepares itself for less rainy days. Weather in May »

Weather in June

June introduces Cyangugu to clearer skies and fewer raining days, particularly with rainfall dropping to 48mm (1.89"). The weather remains pleasant with stable temperatures and an increasing number of sunshine hours. The city sounds a goodbye to the rainy season and welcomes the pre-winter phase. Weather in June »

Weather in July

The weather in July transits to drier conditions, establishing July as the driest month in Cyangugu with rainfall only 21mm (0.83"). The humidity reduces and temperature fluctuates mildly. Despite fewer cloud cover, daylight remains constant. Weather in July »

Weather in August

August mirrors July's weather patterns closely with a slight increase in rainfall to 26mm (1.02"). The city of Cyangugu experiences consistent temperatures and pressure. Despite more rainfall days, the wind maintains its speed and direction. Weather in August »

Weather in September

September presents an apparently unusual number of sunshine days - about 10.4 hours per day. The start of autumn in Cyangugu brings in cooler nights with steady decreases in temperatures. Increased cloud coverage speaks of the approaching rainy season. Weather in September »

Weather in October

In October, rainfall begins to dominate the weather scenario again with precipitation climbing to 149mm (5.87"). Gradual cooling becomes more noticeable as winter creeps in slowly. Days shorten and temperatures dip, hinting at the incoming cooler months. Weather in October »

Weather in November

November showcases a similar weather pattern with humidity and temperatures as October. The city of Cyangugu gears up for heavy showers with rainfall days peaking to 29.5 days. The wind lowers its speed and remains constant for the rest of the month. Weather in November »

Weather in December

December brings in the end of the year with the highest rainfall of 167mm (6.57") in Cyangugu, displaying an apt end to the rainy season. Harmony between temperatures and humidity sets the mood for festivities. The noticeable dip in wind speed at 4.1km/h (2.5mph) makes the weather favourable for sightseeing and travel. Weather in December »

Frequently asked questions

How much does it rain?
Throughout the year, there are 294.8 rainfall days, and 1224mm (48.19") of precipitation is accumulated.
When is the highest UV index?
The months with the highest UV index are January through December, with an average maximum UV index of 5.
What are the months with the lowest UV index?
January through December, with an average maximum UV index of 5, are months with the lowest UV index.
What is the month with the least sunshine?
April has the least sunshine of the year, with an average of 8.6h of sunshine.
What part of the year is the coldest in Cyangugu?
With average high temperatures of 22.8°C (73°F) and lows of 13.3°C (55.9°F), May is the coldest month.
What is the most humid month?
May is the most humid month in Cyangugu, with an average relative humidity of 81%.
What is the month with the shortest days?
June has the shortest days of the year, with an average of 12h and 0min of daylight.
What is the driest month?
The month with the least rainfall is July, when the rain falls for 13.2 days and typically collects 21mm (0.83") of precipitation.
What is the hottest time of year?
In Cyangugu, the warmest months are August and September, registering an average high-temperature of 24.6°C (76.3°F).
What is the least humid month?
With an average relative humidity of 60%, August is the least humid month.
What is the wettest month?
December is the month with the most rainfall. Rain falls for 30.1 days and accumulates 167mm (6.57") of precipitation.
When are the longest days?
The month with the longest days is December, with an average of 12h and 18min of daylight.
Is there Daylight Saving Time (DST)?
Cyangugu does not utilize Daylight Saving Time (DST). CAT timezone is used over the entire year.
What month has the most sunshine?
The month with the most sunshine is December, with an average of 10.6h of sunshine.
Average temperature - Cyangugu, Rwanda
Average temperature
Cyangugu, Rwanda

The warmest months (with the highest average high temperature) are August and September (24.6°C).
The month with the lowest average high temperature is May (22.8°C).

The month with the highest average low temperature is October (15.2°C).
The coldest month (with the lowest average low temperature) is June (12.5°C).

Average pressure - Cyangugu, Rwanda
Average pressure
Cyangugu, Rwanda

The month with the highest atmospheric pressure is June (1015.6mbar).
The month with the lowest atmospheric pressure is February (1012.5mbar).

Average wind speed - Cyangugu, Rwanda
Average wind speed
Cyangugu, Rwanda

The windiest months (with the highest average wind speed) are May, June, July and August (5.6km/h).
The calmest month (with the lowest average wind speed) is December (4.1km/h).

Average humidity - Cyangugu, Rwanda
Average humidity
Cyangugu, Rwanda

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is August (60%).

Average rainfall - Cyangugu, Rwanda
Average rainfall
Cyangugu, Rwanda

The wettest month (with the highest rainfall) is December (167mm).
The driest month (with the least rainfall) is July (21mm).

Average rainfall days - Cyangugu, Rwanda
Average rainfall days
Cyangugu, Rwanda

The months with the highest number of rainy days are March and December (30.1 days).
The month with the least rainy days is July (13.2 days).

Average daylight / Average sunshine - Cyangugu, Rwanda
Average daylight / Average sunshine
Cyangugu, Rwanda

The month with the longest days is December (Average daylight: 12h and 18min).
The month with the shortest days is June (Average daylight: 12h and 0min).

The month with the most sunshine is December (Average sunshine: 10h and 36min).
The month with the least sunshine is April (Average sunshine: 8h and 36min).

Average sunshine days - Cyangugu, Rwanda
Average sunshine days
Cyangugu, Rwanda

The month with the most sunshine days is July (15 days).
The month with the least sunshine days is November (0.1 days).

Average UV index - Cyangugu, Rwanda
Average UV index
Cyangugu, Rwanda

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 5).

Average visibility - Cyangugu, Rwanda
Average visibility
Cyangugu, Rwanda

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

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