Baiyer River Sanctuary
- Annual mean
- 18.8 °C
- Warmest month
- December
- Wettest month
- April
Long-term normals for temperature, precipitation, humidity, and wind based on representative coordinate data
Detailed twelve-month climate profile for Lake Kutubu derived from 1991 to 2020 NASA POWER records at a single representative elevation of 933 meters. Each entry tracks monthly average temperature, precipitation, relative humidity, wind speed, and daylight hours to provide a factual foundation for understanding local atmospheric patterns. All measurements represent long-term monthly means rather than current weather or site-wide conditions.

Long-term thermal range and average daily precipitation rates across the twelve-month cycle
Analyze temperature bounds, precipitation rates, humidity, wind speed, and daylight across the annual cycle.
| Mean temperature | Precipitation | Humidity | Wind speed | Daylight | |
|---|---|---|---|---|---|
| January | 21.6 °C17.2° to 27° | 8.6 mm/day | 89.5% | 0.9 m/s | 12.3 hours |
| February | 21.3 °C17.1° to 26.6° | 9.4 mm/day | 90.3% | 1 m/s | 12.2 hours |
| March | 21.4 °C17° to 26.5° | 10.1 mm/day | 90.7% | 0.9 m/s | 12 hours |
| April | 21.4 °C17.2° to 26.3° | 10.5 mm/day | 92.1% | 0.9 m/s | 11.9 hours |
| May | 21.3 °C17.4° to 26.2° | 7.5 mm/day | 92.6% | 0.8 m/s | 11.7 hours |
| June | 20.9 °C17° to 26° | 6 mm/day | 92.5% | 0.9 m/s | 11.6 hours |
| July | 20.4 °C16.2° to 25.7° | 4.4 mm/day | 91.2% | 0.9 m/s | 11.7 hours |
| August | 20.4 °C15.8° to 26.2° | 4.2 mm/day | 89.6% | 1 m/s | 11.8 hours |
| September | 21 °C16.1° to 27° | 5.4 mm/day | 88.2% | 0.9 m/s | 12 hours |
| October | 21.5 °C16.3° to 27.6° | 6.1 mm/day | 87.2% | 0.9 m/s | 12.2 hours |
| November | 21.9 °C17.2° to 27.5° | 7.2 mm/day | 87.7% | 0.8 m/s | 12.3 hours |
| December | 21.8 °C17.5° to 27.1° | 8.8 mm/day | 89.2% | 0.9 m/s | 12.4 hours |
See two months side by side and how much they differ. Both use the same 1991–2020 climate normals and NASA POWER data point as the table above, so they show typical conditions, not a forecast.
Calculated monthly averages for temperature, precipitation, humidity, wind, and daylight duration at Lake Kutubu
Interactive climate map
Open the climate map to compare monthly temperature, precipitation, and other averages.
Explore monthly climate normals, temperature patterns, and precipitation across diverse protected landscapes.


Access structured geographic data and landscape insights for Lake Kutubu Wildlife Reserve through MoriAtlas. Examine how this critical highland basin fits into the broader Southern Highlands Province, exploring its mapped boundaries, hydrological connections, and vital role in regional freshwater conservation.