Climate Insights for Olono

Djambala, Plateaux Department, Congo-Brazzaville

Hottest
March
31°C peak87°F peak
Coldest
July
19°C low67°F low
Wettest
November
240 mm rain9.5 in rain
Best to Visit
June, July, August
Mild temps & low rain

Climate Overview

The climate in Olono is warm and mild. The average annual temperature is 24°C and approximately 1,614 mm of precipitation falls per year. November is the wettest month, receiving around 240 mm of rainfall. Olono sits near the equator, so seasonal temperature differences are minimal throughout the year.The climate in Olono is warm and mild. The average annual temperature is 76°F and approximately 63.5 in of precipitation falls per year. November is the wettest month, receiving around 9.5 in of rainfall. Olono sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

0°10°20°30°40°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: 29°Average: 24°Min: 21°FebMax: 30°Average: 25°Min: 21°MarMax: 31°Average: 25°Min: 21°AprMax: 31°Average: 25°Min: 21°MayMax: 30°Average: 25°Min: 21°JunMax: 29°Average: 24°Min: 20°JulMax: 28°Average: 23°Min: 19°AugMax: 29°Average: 24°Min: 20°SepMax: 29°Average: 24°Min: 21°OctMax: 29°Average: 24°Min: 21°NovMax: 29°Average: 24°Min: 21°DecMax: 29°Average: 24°Min: 21°
Max
Average
Min
0°F10°F20°F30°F40°F50°F60°F70°F80°F90°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 85°FAverage: 76°FMin: 70°FFebMax: 86°FAverage: 77°FMin: 70°FMarMax: 87°FAverage: 78°FMin: 70°FAprMax: 87°FAverage: 78°FMin: 70°FMayMax: 86°FAverage: 77°FMin: 70°FJunMax: 84°FAverage: 75°FMin: 68°FJulMax: 82°FAverage: 74°FMin: 67°FAugMax: 84°FAverage: 75°FMin: 68°FSepMax: 85°FAverage: 76°FMin: 70°FOctMax: 84°FAverage: 76°FMin: 69°FNovMax: 84°FAverage: 75°FMin: 69°FDecMax: 84°FAverage: 76°FMin: 69°F
Max
Average
Min

Olono sees moderate temperature variation throughout the year, ranging from 19°C to 31°C. The warmest month is March, when average highs reach 31°C and the mean temperature sits around 25°C. July is the coolest month, with minimum temperatures around 19°C and an average of 23°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs.Olono sees moderate temperature variation throughout the year, ranging from 67°F to 87°F. The warmest month is March, when average highs reach 87°F and the mean temperature sits around 78°F. July is the coolest month, with minimum temperatures around 67°F and an average of 74°F. On average, daily temperatures fluctuate by about 16°F between overnight lows and afternoon highs.

Precipitation

0mm50mm100mm150mm200mm250mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 181mmFebPrecipitation: 159mmMarPrecipitation: 136mmAprPrecipitation: 166mmMayPrecipitation: 122mmJunPrecipitation: 28mmJulPrecipitation: 11mmAugPrecipitation: 40mmSepPrecipitation: 103mmOctPrecipitation: 199mmNovPrecipitation: 240mmDecPrecipitation: 228mm
Precipitation
0in2in4in6in8in10inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 7.1inFebPrecipitation: 6.2inMarPrecipitation: 5.3inAprPrecipitation: 6.5inMayPrecipitation: 4.8inJunPrecipitation: 1.1inJulPrecipitation: 0.5inAugPrecipitation: 1.6inSepPrecipitation: 4.1inOctPrecipitation: 7.8inNovPrecipitation: 9.5inDecPrecipitation: 9in
Precipitation

Olono is a fairly wet location, receiving approximately 1,614 mm of precipitation annually, which averages out to around 134 mm per month. The wettest month is November, averaging 240 mm of rainfall. December and October also tend to see above-average precipitation. The driest month is July, with just 11 mm. That's 229 mm less than November, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.Olono is a fairly wet location, receiving approximately 63.5 in of precipitation annually, which averages out to around 5.3 in per month. The wettest month is November, averaging 9.4 in of rainfall. December and October also tend to see above-average precipitation. The driest month is July, with just 0.4 in. That's 9 in less than November, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Wind

0km/h5km/h10km/hJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 6km/hFebWind Speed: 6km/hMarWind Speed: 6km/hAprWind Speed: 5km/hMayWind Speed: 5km/hJunWind Speed: 6km/hJulWind Speed: 8km/hAugWind Speed: 8km/hSepWind Speed: 7km/hOctWind Speed: 5km/hNovWind Speed: 5km/hDecWind Speed: 5km/h
Wind Speed
0mph5mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 4mphFebWind Speed: 4mphMarWind Speed: 4mphAprWind Speed: 3mphMayWind Speed: 3mphJunWind Speed: 4mphJulWind Speed: 5mphAugWind Speed: 5mphSepWind Speed: 4mphOctWind Speed: 3mphNovWind Speed: 3mphDecWind Speed: 3mph
Wind Speed

Olono is relatively calm, with an average annual wind speed of 6km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 8km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3km/h gap between the calmest and windiest months.Olono is relatively calm, with an average annual wind speed of 4mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is August, averaging 5mph, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 3mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2mph gap between the calmest and windiest months.

Best Time to Visit

Jan24°76°F
Feb25°77°F
Mar25°78°F
Apr25°78°F
May25°77°F
Jun24°75°F
Jul23°74°F
Aug24°75°F
Sep24°76°F
Oct24°76°F
Nov24°75°F
Dec24°76°F

The best time to visit Olono is during June, July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 26 mm per month. By contrast, March can be uncomfortably hot with temperatures reaching 31°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.The best time to visit Olono is during June, July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 75°F with modest rainfall averaging 1 in per month. By contrast, March can be uncomfortably hot with temperatures reaching 87°F. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

Monthly Climate Data

The table below shows monthly climate averages for Olono based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.The table below shows monthly climate averages for Olono based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
21 °C70 °F
29 °C85 °F
6 km/h4 mph
181 mm7.1 in
0 cm0 in
Feb
21 °C70 °F
30 °C86 °F
6 km/h4 mph
159 mm6.2 in
0 cm0 in
Mar
21 °C70 °F
31 °C87 °F
6 km/h4 mph
136 mm5.3 in
0 cm0 in
Apr
21 °C70 °F
31 °C87 °F
5 km/h3 mph
166 mm6.5 in
0 cm0 in
May
21 °C70 °F
30 °C86 °F
5 km/h3 mph
122 mm4.8 in
0 cm0 in
Jun
20 °C68 °F
29 °C84 °F
6 km/h4 mph
28 mm1.1 in
0 cm0 in
Jul
19 °C67 °F
28 °C82 °F
8 km/h5 mph
11 mm0.5 in
0 cm0 in
Aug
20 °C68 °F
29 °C84 °F
8 km/h5 mph
40 mm1.6 in
0 cm0 in
Sep
21 °C70 °F
29 °C85 °F
7 km/h4 mph
103 mm4.1 in
0 cm0 in
OctCurrent
21 °C69 °F
29 °C84 °F
5 km/h3 mph
199 mm7.8 in
0 cm0 in
Nov
21 °C69 °F
29 °C84 °F
5 km/h3 mph
240 mm9.5 in
0 cm0 in
Dec
21 °C69 °F
29 °C84 °F
5 km/h3 mph
228 mm9 in
0 cm0 in