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Jacksonville (OR) Weather and Climate: A Comprehensive Guide

The temperature in Jacksonville can vary quite a bit throughout the year. Temperatures can be very warm during the warmest months, and cold during the cooler months. It receives a reasonable amount of rain/snowfall. Let's now guide you through the climate details for a complete overview.

Average maximum day and minimum night temperature

Visitors to Jacksonville can expect significant temperature changes throughout the year. Average daytime temperatures reach a very warm 32°C in July. In December, 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 -1°C during this month. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Generally, Jacksonville experiences moderate precipitation patterns, averaging 549 mm yearly. Jacksonville can be quite wet during December, receiving approximately 105 mm of precipitation over 18 rainy days.

In contrast July, experiences much drier conditions, with 6.2 mm of rainfall, spread across 2 rainy days. For more details, please visit our Jacksonville Precipitation page.

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

Forecast for Jacksonville (OR)

Sun   Dec 22
12°C | 5°C
S 2 m/s
12 mm
overcast and heavy rain

overcast and heavy rain

Mon   Dec 23
12°C | 4°C
SE 2 m/s
20 mm
overcast and rain

overcast and rain

Tue   Dec 24
11°C | 3°C
W 2 m/s
12 mm
partly cloudy and rain

partly cloudy and rain

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

During the months of May and June 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:
  • When is summer in Jacksonville?
    The hottest season / summer takes place in June, July, August and September.
  • Does Jacksonville have a dry season?
    Yes, the months of July, August and September are very dry.
  • Which is the warmest month in Jacksonville?
    July has an average maximum temperature of 32°C and is the warmest month of the year.
  • Which is the coldest month in Jacksonville?
    The coldest month is December with an average maximum temperature of 8°C.
  • Which is the wettest month in Jacksonville?
    December tops the wettest month list with 105 mm of rainfall.
  • Which is the driest month in Jacksonville?
    July is the driest month with 6 mm of precipitation.

  • 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.