Marissa Weather Forecast 15 Days, Weather in Marissa Today
Current weather conditions and 15 day weather forecast for Marissa, Illinois, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
Current weather conditions at Marissa
| 29 July 2026 Wednesday 20.3 ° C / 68.5°F  Sunny |
Feels Like : 14.6 ° C / 58.3°F Humidity : % 77 Pressure : 1013 mb Wind Speed : 8.6 kmph / 5.4 miles from NNE  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 1 |
15 day weather forecast for Marissa, IL, USA
Weather Forecast for next 15 Days for Marissa including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Marissa, Illinois state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 29 July 2026 Wednesday | Sunny |
19.7 ° C (67.4°F) |
32 ° C (89.6°F) |
25 ° C (77°F) |
% 68 | 5% | 9 | Sunrise:05:59 AM Sunset: 08:11 PM |
Moonrise:08:38 PM Moonset: 06:05 AM Moon Phase ( Full Moon ) |
|
| 30 July 2026 Thursday | Sunny |
16.8 ° C (62.3°F) |
29 ° C (84.2°F) |
22.9 ° C (73.2°F) |
% 71 | 7% | 9.3 | Sunrise:05:59 AM Sunset: 08:11 PM |
Moonrise:09:03 PM Moonset: 07:06 AM Moon Phase ( Waning Gibbous ) |
|
| 31 July 2026 Friday |  Partly Cloudy |
19.5 ° C (67.1°F) |
28.7 ° C (83.6°F) |
23.5 ° C (74.4°F) |
% 70 | 57% | 8.6 | Sunrise:06:00 AM Sunset: 08:10 PM |
Moonrise:09:25 PM Moonset: 08:06 AM Moon Phase ( Waning Gibbous ) |
|
| 01 August 2026 Saturday |  Patchy rain nearby |
18.4 ° C (65.2°F) |
23 ° C (73.5°F) |
20.6 ° C (69°F) |
% 93 | 90% | 3.5 | Sunrise:06:01 AM Sunset: 08:09 PM |
Moonrise:09:47 PM Moonset: 09:05 AM Moon Phase ( Waning Gibbous ) |
|
| 02 August 2026 Sunday | Partly Cloudy |
16.6 ° C (61.9°F) |
25.7 ° C (78.3°F) |
20.2 ° C (68.3°F) |
% 92 | 85% | 7 | Sunrise:06:02 AM Sunset: 08:08 PM |
Moonrise:10:08 PM Moonset: 10:04 AM Moon Phase ( Waning Gibbous ) |
|
| 03 August 2026 Monday | Patchy rain nearby |
17.8 ° C (64°F) |
24.4 ° C (75.9°F) |
20.8 ° C (69.4°F) |
% 91 | 61% | 6 | Sunrise:06:03 AM Sunset: 08:07 PM |
Moonrise:10:30 PM Moonset: 11:04 AM Moon Phase ( Last Quarter ) |
|
| 04 August 2026 Tuesday | Patchy rain nearby |
19.5 ° C (67.2°F) |
28.7 ° C (83.7°F) |
24.2 ° C (75.5°F) |
% 81 | 79% | 7 | Sunrise:06:04 AM Sunset: 08:06 PM |
Moonrise:10:55 PM Moonset: 12:06 PM Moon Phase ( Last Quarter ) |
|
| 05 August 2026 Wednesday | Patchy rain nearby |
20.8 ° C (69.4°F) |
30.4 ° C (86.7°F) |
25 ° C (77°F) |
% 83 | 73% | 7 | Sunrise:06:05 AM Sunset: 08:04 PM |
Moonrise:11:25 PM Moonset: 01:12 PM Moon Phase ( Last Quarter ) |
|
| 06 August 2026 Thursday | Sunny |
21.8 ° C (71.2°F) |
31.5 ° C (88.7°F) |
26.1 ° C (79°F) |
% 79 | 9% | 8 | Sunrise:06:05 AM Sunset: 08:03 PM |
Moonrise:Does not rise today Moonset: 02:20 PM Moon Phase ( Last Quarter ) |
|
| 07 August 2026 Friday | Sunny |
23 ° C (73.5°F) |
33.1 ° C (91.6°F) |
27.5 ° C (81.4°F) |
% 79 | 9% | 8 | Sunrise:06:06 AM Sunset: 08:02 PM |
Moonrise:12:02 AM Moonset: 03:31 PM Moon Phase ( Waning Crescent ) |
|
| 08 August 2026 Saturday | Sunny |
23.7 ° C (74.7°F) |
33.2 ° C (91.7°F) |
27.7 ° C (81.8°F) |
% 78 | 8% | 8 | Sunrise:06:07 AM Sunset: 08:01 PM |
Moonrise:12:48 AM Moonset: 04:40 PM Moon Phase ( Waning Crescent ) |
|
| 09 August 2026 Sunday | Sunny |
23.4 ° C (74.2°F) |
33.7 ° C (92.7°F) |
27.9 ° C (82.2°F) |
% 78 | 9% | 8 | Sunrise:06:08 AM Sunset: 08:00 PM |
Moonrise:01:46 AM Moonset: 05:43 PM Moon Phase ( Waning Crescent ) |
|
| 10 August 2026 Monday | Sunny |
23.8 ° C (74.8°F) |
34.1 ° C (93.4°F) |
28.5 ° C (83.4°F) |
% 76 | 8% | 8 | Sunrise:06:09 AM Sunset: 07:59 PM |
Moonrise:02:56 AM Moonset: 06:37 PM Moon Phase ( New Moon ) |
|
| 11 August 2026 Tuesday | Sunny |
23.8 ° C (74.9°F) |
35.4 ° C (95.8°F) |
28.1 ° C (82.6°F) |
% 72 | 6% | 9 | Sunrise:06:10 AM Sunset: 07:58 PM |
Moonrise:04:14 AM Moonset: 07:21 PM Moon Phase ( New Moon ) |
|
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