Hot Springs National Park, Arkansas Weather History

Arkansas, United States  •  45 yrs data 📍 34.4868°N, 93.0361°W
°F / °C
☀️

Quick Climate Facts

(1981 – 2025)
Hottest Month
🔥
Jul
Avg 83.8°F
Min 63.8°F
Max 103.9°F
Coldest Month
❄️
Jan
Avg 41.1°F
Min 16.1°F
Max 66.1°F
Wettest Month
🌧️
May
150 mm
Driest Month
🏜️
Aug
86 mm
Most Humid
💧
Dec
84%
Least Humid
🌬️
Aug
66%
Highest Ever
🌡️
113.6°F
Aug 2011
Lowest Ever
🧊
-4.5°F
Dec 1983
Monthly Climate Data
Month 🌤️ High Low Avg Humid % Rain (mm) Wind (m/s) Solar (kWh/m²)

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

🌍 Weather in Hot Springs National Park Across Seasons

❄️ Winter in Hot Springs National Park

January is Hot Springs National Park's coldest month, with average lows reaching 16.2°F.
🌡️ December to February (avg)  ·  17.6°F68.2°F

🧥 Expect frosty nights and below-freezing temperatures during this Cold Winter period.

☀️ Summer in Hot Springs National Park

Summer temperatures in Hot Springs National Park peak in July, climbing to 103.8°F.
🌡️ June to August (avg)  ·  60.8°F101.7°F

🌤️ Limit midday outdoor exposure and stay hydrated — this is an intense Hot Summer.

🌧️ Rainy Season in Hot Springs National Park

Hot Springs National Park sees its highest rainfall in May, receiving approximately 150 mm of precipitation.
🌧️ March to May (avg)  ·  up to 150 mm

☔ Heavy Rainfall expected — carry rain gear and plan outdoor activities around these months.

📅 Monthly Averages

🌡️ Temperature Patterns

Monthly averages · 1981–2025 climate normals · °F

🌡️ Hot Springs National Park Monthly Temperature Guide

Jul is the hottest month in Hot Springs National Park, with average highs reaching 103.9°F, while Jan is the coldest with lows dropping to 16.1°F.

Temperatures rise steadily from spring, peak in Jul, and gradually decline through fall into winter.

These seasonal patterns make summer pleasant for travel, while winters can bring frost and occasional snowfall.

🌧️ Rainfall Distribution

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

💨 Humidity & Wind Speed

Monthly averages · 1981–2025

💧 Rainfall & Humidity in Hot Springs National Park

Hot Springs National Park receives its highest rainfall in May, while humidity peaks during winter months.
🌧️ Wettest: May — 150 mm ☀️ Driest: Aug — 86 mm

💧 Humidity peaks at 84% in Dec · annual avg 77%

🌍 Climate Summary

Avg Annual Temp:61.3°F
Avg Annual Rainfall:1384 mm
Avg Humidity:77%
Data Period:1981 – 2025

Hot Springs National Park Climate Overview

Hot Springs National Park has a warm temperate climate with warm summers and cold winters.

Temperatures peak in Jul and drop to their lowest in Jan, while rainfall is highest during spring and early summer months.

Humidity remains high throughout the year, especially during winter months, creating cold and damp conditions.

📈 Yearly Trends

The warmest year in Hot Springs National Park's recorded history was 2012 (avg: 64.4°F), while the coldest year was 1989 (avg: 57.6°F), based on annual average temperatures.

📊 Key Climate Trends

🌡️ Annual Temperature Trend

View Range:

Average annual high/low · Last 10 years · °F

Hot Springs National Park's temperatures shows a slight warming trend over the past decade. The highest recorded temperature reached 113.6°F in Aug 2011, while the lowest dropped to -4.5°F in Dec 1983.

🌧️ Annual Precipitation

View Range:

Total annual precipitation · Last 10 years · mm/year

Annual rainfall in Hot Springs National Park shows noticeable variation. Rainfall has decreased in recent years compared to earlier periods.
📋 Yearly Climate Data Overview

🔥 hottest  ·  ❄️ coldest  ·  🌧️ wettest

Year Min Temp Avg Temp Max Temp Rainfall (mm) Avg Humidity Avg Wind

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❓ Frequently Asked Questions

What is the hottest month in Hot Springs National Park?
Based on 45 years of data (1981–2025), Jul is typically the hottest month in Hot Springs National Park, Arkansas, with average high temperatures around 103.9°F.
What is the coldest month in Hot Springs National Park?
Jan is the coldest month in Hot Springs National Park, with average low temperatures around 16.1°F.
What is the rainiest month in Hot Springs National Park?
May receives the most rainfall with approximately 150 mm, while Aug is the driest with 86 mm.
What was the highest temperature ever recorded in Hot Springs National Park?
The highest recorded temperature was 113.6°F in Aug 2011. This is part of the historical record spanning 1981–2025.
What was the lowest temperature ever recorded in Hot Springs National Park?
The lowest recorded temperature was -4.5°F in Dec 1983.
How many years of data does this page cover?
This page covers 45 years of climate data from 1981 to 2025. As new data is added to the database the page automatically reflects the updated coverage.
How much sunlight does Hot Springs National Park get?
Hot Springs National Park receives the most sunlight in Jun with an average solar radiation of 6.33 kWh/m²/day. This solar radiation data, sourced from NASA POWER, is useful for solar energy planning, agriculture, and understanding seasonal sunshine availability in Arkansas.
Where does this weather data come from?
All climate data is sourced from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite and model data. It provides monthly averages for temperature, precipitation, humidity, wind speed, and solar radiation.

📚 Data Source

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

Parameters included:
  • Temperature (Min, Max)
  • Precipitation
  • Relative Humidity
  • Wind Speed
  • Solar Radiation
Data specifications:
  • Resolution: Monthly
  • Spatial: 0.5° × 0.625°
  • Source: MERRA-2
  • Coverage: 1981–2025
  • Years: 45