Upper Subansiri Temperature and Weather History

Arunachal Pradesh, India • Historical Climate Data for the Past 45 Years

Location: 28.0297°N, 94.2169°E

°C/°F
Wind

Upper Subansiri Climate Overview

Upper Subansiri, Arunachal Pradesh has an average annual temperature of 17.7°C, approximately 2391mm of rainfall per year, and average humidity of 78%. This page covers 45 years of historical climate data (1981–2025) sourced from NASA POWER — including monthly temperatures, rainfall, humidity, and wind speed with interactive charts and year-by-year records.

☀️

Quick Climate Facts

(1981 - 2025)

Hottest Month

🔥

August

Avg:23.5°C
Min:18.4°C
Max: 30.8°C

Coldest Month

❄️

January

Avg:10.0°C
Min:2.6°C
Max: 19.7°C

Wettest Month

💧

July

509 mm

Driest Month

🏜️

December

11 mm

Most Humid

💨

July

86%

Least Humid

🌬️

March

70%

Highest Ever

🌡️

36.3°C

June 1988

Lowest Ever

🧊

-0.1°C

February 1983

🌡️Temperature Patterns

Monthly averages · 1981–2025 climate normals · °C

🌧️Rainfall Distribution

Monthly rainfall · 1981–2025 seasonal trends · mm/month

📖Upper Subansiri Monthly Temperature Guide

The temperature chart above displays the average monthly temperatures for Upper Subansiri based on 45 years of climate data. August is typically the hottest month with average temperatures reaching 23.5°C, while January is the coolest month with an average of 10.0°C. These temperature patterns are crucial for agricultural planning, tourism activities, and understanding seasonal variations in Arunachal Pradesh. The temperature range between maximum and minimum values helps identify the best months for outdoor activities and provides insights into the region's climate classification.

🌬️Wind Speed Patterns

Monthly wind speed · 1981–2025 · m/s

💧Humidity Patterns

Avg relative humidity · 1981–2025 · %

💧Monsoon & Rainfall Patterns in Upper Subansiri

In Upper Subansiri, July is the wettest month with an average of 492mm of rainfall, while December is the driest with just 11mm. This seasonal pattern is driven by the Indian monsoon and directly affects agriculture and water availability in Arunachal Pradesh. Humidity peaks in July at 86%, typically coinciding with the monsoon season.

Monthly Climate Data

View:
Month🌤️HighLowAvgHumid %Rain (mm)Wind (m/s)
Jan❄️19.7°C2.6°C10.0°C74%160.6
Feb❄️21.6°C3.6°C11.7°C73%420.6
Mar☔25.6°C6.2°C15.2°C70%690.6
Apr🌧️27.9°C9.9°C18.4°C73%1790.6
May🌧️29.8°C13.1°C20.8°C77%2490.5
Jun🌧️30.7°C16.5°C22.8°C84%4290.4
Jul🌧️30.7°C18.5°C23.3°C86%4920.4
Aug🌧️30.8°C18.4°C23.5°C84%3910.3
Sep🌧️29.9°C16.2°C21.9°C85%3350.3
Oct☔27.3°C10.8°C18.8°C82%1230.4
Nov❄️24.2°C7.2°C14.5°C77%140.5
Dec❄️21.2°C4.0°C11.4°C75%110.6

Showing average climate conditions across 45 years (1981-2025)

📊 About Monthly Averages

This view shows climate patterns averaged across all 45 years of data (1981-2025). Each data point represents the typical weather for that month, helping you understand seasonal patterns and plan visits to Upper Subansiri.

🌍 Climate Zone

Avg Annual Temperature:17.7°C
Avg Annual Rainfall:2391 mm
Data Period:1981 - 2025

🎈Explore Weather in Other Arunachal Pradesh Districts

View historical climate data for other districts in Arunachal Pradesh. Compare temperature patterns, rainfall trends, and weather statistics across the region.

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Lower Dibang Valley
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Lower Subansiri
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Papum Pare
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❓Frequently Asked Questions

The average annual temperature in Upper Subansiri, Arunachal Pradesh is 17.7°C based on 45 years of historical climate data from 1981 to 2025. The hottest month is typically August with an average of 23.5°C, while the coolest month is January with an average of 10.0°C.
July is typically the wettest month in Upper Subansiri with an average rainfall of 492mm. This is part of the monsoon season pattern in Arunachal Pradesh. The driest month is December with only 11mm of rainfall on average.
December is the driest month in Upper Subansiri, receiving only 11mm of rainfall on average. This is significantly lower than the wettest month (July), which receives 492mm. These dry periods are important for planning irrigation and water resource management in Arunachal Pradesh.
The highest recorded temperature in Upper Subansiri was 36.3°C in June 1988. This extreme temperature event is part of the historical climate record spanning from 1981 to 2025 and helps us understand the range of weather conditions that can occur in Arunachal Pradesh.
The lowest recorded temperature in Upper Subansiri was -0.1°C in February 1983. This cold temperature extreme, combined with the highest recorded temperature, shows the full temperature range experienced in the district over the past 45 years.
July has the highest humidity in Upper Subansiri, with an average relative humidity of 86%. This often coincides with the monsoon season when moisture levels are at their peak. High humidity affects how temperature is perceived and can impact agriculture, health, and daily comfort in Arunachal Pradesh.
March has the lowest humidity in Upper Subansiri, with an average relative humidity of 70%. These drier months typically occur outside the monsoon season and can be more comfortable for certain outdoor activities and agricultural operations.
All weather and climate data for Upper Subansiri is sourced from NASA POWER (Prediction of Worldwide Energy Resources), which provides reliable meteorological data from NASA research. The data is based on the MERRA-2 Reanalysis with a spatial resolution of 0.5° x 0.625° and covers the period from 1981 to 2025. This ensures high-quality, scientifically validated climate information for research, planning, and decision-making purposes.
This comprehensive weather history can help farmers in Upper Subansiri make informed decisions about crop selection, planting schedules, and irrigation planning. The monthly rainfall patterns show when water availability is highest (during July), while temperature trends help determine suitable growing seasons for different crops. The 45-year dataset also helps identify long-term climate shifts that may require adaptation in farming practices. Consider factors like average humidity, wind speed, and temperature ranges when planning agricultural activities.
Based on the climate data, the most pleasant months to visit Upper Subansiri are typically those with moderate temperatures and lower rainfall. January through August offer varying experiences. For comfortable weather, consider visiting during months with temperatures around 17.7°C and lower humidity levels (March). Avoid the peak monsoon months if you prefer dry weather, particularly July which receives the most rainfall. However, the monsoon season can be beautiful for those who enjoy lush green landscapes and don't mind occasional rain.

📚 Data Source

All weather data is sourced from NASA POWER (Prediction of Worldwide Energy Resources), a project providing solar and meteorological data sets from NASA research for support of renewable energy, building energy efficiency, and agricultural needs.

Parameters included:
  • Temperature (Min, Max, Average)
  • Precipitation (Rainfall)
  • Relative Humidity
  • Wind Speed
Data specifications:
  • Temporal Resolution: Monthly
  • Spatial Resolution: 0.5° x 0.625°
  • Source: MERRA-2 Reanalysis
  • Coverage: 1981-2025

Historical weather data for Upper Subansiri, Arunachal Pradesh • Data: NASA POWER • 1981-2025