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Morristown (TN) Weather and Climate: A Comprehensive Guide

The temperature in Morristown can vary quite a bit throughout the year. Temperatures can be very warm during the warmest months, and cold during the cooler months. It also experiences much rain/snowfall throughout the year. Now, let’s break down all the climate details for a clearer picture.

Average maximum day and minimum night temperature

Visitors to Morristown can expect significant temperature changes throughout the year. Average daytime temperatures reach a very warm 31°C in August. In January, the coolest month of the year, temperatures drop to a chilly 8°C.

At night, you can expect cooler temperatures, with averages dropping to around -2°C during this month. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Morristown is known for its substantial rain/snowfall, with annual precipitation reaching 1180 mm. Morristown experiences moderate seasonal variation in rainfall, with monthly averages ranging from 132 mm in July, the wettest month, and 77 mm in February, the driest month.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Morristown can be enjoyed more throughout the sunniest month of June under a blue sky, with approximately 9.7 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 4.2 hours of sunlight per day. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Knoxville, the United States of America (62 KM, 39 Miles).

Daily hours of sunshine

Data from: Knoxville, the United States of America (62 KM, 39 Miles).

Forecast for Morristown (TN)

Mon   Dec 23
8°C | -6°C
W 2 m/s
clear and no rain

clear and no rain

Tue   Dec 24
9°C | -3°C
NE 1 m/s
almost clear and no rain

almost clear and no rain

Wed   Dec 25
12°C | 0°C
NE 3 m/s
broken clouds and no rain

broken clouds and no rain

The best time of year to visit Morristown in the United States of America

During the months of April, May and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Which is the warmest month in Morristown?
    August has an average maximum temperature of 31°C and is the warmest month of the year.
  • Which is the coldest month in Morristown?
    The coldest month is January with an average maximum temperature of 8°C.
  • Which is the wettest month in Morristown?
    July tops the wettest month list with 132 mm of rainfall.
  • Which is the driest month in Morristown?
    February is the driest month with 77 mm of precipitation.
  • Which is the sunniest month in Morristown?
    June is the sunniest month with an average of 290 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.